988 lines
229 KiB
HTML
988 lines
229 KiB
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<title>Coverage for pyWebLayout/layout/ereader_manager.py: 84%</title>
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<span class="text">Coverage for </span><b>pyWebLayout/layout/ereader_manager.py</b>:
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<span class="pc_cov">84%</span>
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<span class="text">292 statements </span>
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created at 2025-11-12 12:02 +0000
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<p class="exc show_exc"><span class="n"><a id="t1" href="#t1">1</a></span><span class="t"><span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t2" href="#t2">2</a></span><span class="t"><span class="str">High-performance ereader layout manager with sub-second page rendering.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t3" href="#t3">3</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t4" href="#t4">4</a></span><span class="t"><span class="str">This module provides the main interface for ereader applications, combining</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t5" href="#t5">5</a></span><span class="t"><span class="str">position tracking, font scaling, chapter navigation, and intelligent page buffering</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t6" href="#t6">6</a></span><span class="t"><span class="str">into a unified, easy-to-use API.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t7" href="#t7">7</a></span><span class="t"><span class="str">"""</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t8" href="#t8">8</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t9" href="#t9">9</a></span><span class="t"><span class="key">from</span> <span class="nam">__future__</span> <span class="key">import</span> <span class="nam">annotations</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t10" href="#t10">10</a></span><span class="t"><span class="key">from</span> <span class="nam">typing</span> <span class="key">import</span> <span class="nam">List</span><span class="op">,</span> <span class="nam">Dict</span><span class="op">,</span> <span class="nam">Optional</span><span class="op">,</span> <span class="nam">Tuple</span><span class="op">,</span> <span class="nam">Any</span><span class="op">,</span> <span class="nam">Callable</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t11" href="#t11">11</a></span><span class="t"><span class="key">import</span> <span class="nam">json</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t12" href="#t12">12</a></span><span class="t"><span class="key">from</span> <span class="nam">pathlib</span> <span class="key">import</span> <span class="nam">Path</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t13" href="#t13">13</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t14" href="#t14">14</a></span><span class="t"><span class="key">from</span> <span class="op">.</span><span class="nam">ereader_layout</span> <span class="key">import</span> <span class="nam">RenderingPosition</span><span class="op">,</span> <span class="nam">ChapterNavigator</span><span class="op">,</span> <span class="nam">ChapterInfo</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t15" href="#t15">15</a></span><span class="t"><span class="key">from</span> <span class="op">.</span><span class="nam">page_buffer</span> <span class="key">import</span> <span class="nam">BufferedPageRenderer</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t16" href="#t16">16</a></span><span class="t"><span class="key">from</span> <span class="nam">pyWebLayout</span><span class="op">.</span><span class="nam">abstract</span><span class="op">.</span><span class="nam">block</span> <span class="key">import</span> <span class="nam">Block</span><span class="op">,</span> <span class="nam">HeadingLevel</span><span class="op">,</span> <span class="nam">Image</span><span class="op">,</span> <span class="nam">BlockType</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t17" href="#t17">17</a></span><span class="t"><span class="key">from</span> <span class="nam">pyWebLayout</span><span class="op">.</span><span class="nam">concrete</span><span class="op">.</span><span class="nam">page</span> <span class="key">import</span> <span class="nam">Page</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t18" href="#t18">18</a></span><span class="t"><span class="key">from</span> <span class="nam">pyWebLayout</span><span class="op">.</span><span class="nam">concrete</span><span class="op">.</span><span class="nam">image</span> <span class="key">import</span> <span class="nam">RenderableImage</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t19" href="#t19">19</a></span><span class="t"><span class="key">from</span> <span class="nam">pyWebLayout</span><span class="op">.</span><span class="nam">style</span><span class="op">.</span><span class="nam">page_style</span> <span class="key">import</span> <span class="nam">PageStyle</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t20" href="#t20">20</a></span><span class="t"><span class="key">from</span> <span class="nam">pyWebLayout</span><span class="op">.</span><span class="nam">style</span><span class="op">.</span><span class="nam">fonts</span> <span class="key">import</span> <span class="nam">BundledFont</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t21" href="#t21">21</a></span><span class="t"><span class="key">from</span> <span class="nam">pyWebLayout</span><span class="op">.</span><span class="nam">layout</span><span class="op">.</span><span class="nam">document_layouter</span> <span class="key">import</span> <span class="nam">image_layouter</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t22" href="#t22">22</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t23" href="#t23">23</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t24" href="#t24">24</a></span><span class="t"><span class="key">class</span> <span class="nam">BookmarkManager</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t25" href="#t25">25</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t26" href="#t26">26</a></span><span class="t"><span class="str"> Manages bookmarks and reading position persistence for ereader applications.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t27" href="#t27">27</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t28" href="#t28">28</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t29" href="#t29">29</a></span><span class="t"> <span class="key">def</span> <span class="nam">__init__</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">document_id</span><span class="op">:</span> <span class="nam">str</span><span class="op">,</span> <span class="nam">bookmarks_dir</span><span class="op">:</span> <span class="nam">str</span> <span class="op">=</span> <span class="str">"bookmarks"</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t30" href="#t30">30</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t31" href="#t31">31</a></span><span class="t"><span class="str"> Initialize bookmark manager.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t32" href="#t32">32</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t33" href="#t33">33</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t34" href="#t34">34</a></span><span class="t"><span class="str"> document_id: Unique identifier for the document</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t35" href="#t35">35</a></span><span class="t"><span class="str"> bookmarks_dir: Directory to store bookmark files</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t36" href="#t36">36</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t37" href="#t37">37</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">document_id</span> <span class="op">=</span> <span class="nam">document_id</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t38" href="#t38">38</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmarks_dir</span> <span class="op">=</span> <span class="nam">Path</span><span class="op">(</span><span class="nam">bookmarks_dir</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t39" href="#t39">39</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmarks_dir</span><span class="op">.</span><span class="nam">mkdir</span><span class="op">(</span><span class="nam">exist_ok</span><span class="op">=</span><span class="key">True</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t40" href="#t40">40</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t41" href="#t41">41</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmarks_file</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmarks_dir</span> <span class="op">/</span> <span class="fst">f"</span><span class="op">{</span><span class="nam">document_id</span><span class="op">}</span><span class="fst">_bookmarks.json</span><span class="fst">"</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t42" href="#t42">42</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">position_file</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmarks_dir</span> <span class="op">/</span> <span class="fst">f"</span><span class="op">{</span><span class="nam">document_id</span><span class="op">}</span><span class="fst">_position.json</span><span class="fst">"</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t43" href="#t43">43</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t44" href="#t44">44</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_bookmarks</span><span class="op">:</span> <span class="nam">Dict</span><span class="op">[</span><span class="nam">str</span><span class="op">,</span> <span class="nam">RenderingPosition</span><span class="op">]</span> <span class="op">=</span> <span class="op">{</span><span class="op">}</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t45" href="#t45">45</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_load_bookmarks</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t46" href="#t46">46</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t47" href="#t47">47</a></span><span class="t"> <span class="key">def</span> <span class="nam">_load_bookmarks</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t48" href="#t48">48</a></span><span class="t"> <span class="str">"""Load bookmarks from file"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t49" href="#t49">49</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmarks_file</span><span class="op">.</span><span class="nam">exists</span><span class="op">(</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t50" href="#t50">50</a></span><span class="t"> <span class="key">try</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t51" href="#t51">51</a></span><span class="t"> <span class="key">with</span> <span class="nam">open</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">bookmarks_file</span><span class="op">,</span> <span class="str">'r'</span><span class="op">)</span> <span class="key">as</span> <span class="nam">f</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t52" href="#t52">52</a></span><span class="t"> <span class="nam">data</span> <span class="op">=</span> <span class="nam">json</span><span class="op">.</span><span class="nam">load</span><span class="op">(</span><span class="nam">f</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t53" href="#t53">53</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_bookmarks</span> <span class="op">=</span> <span class="op">{</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t54" href="#t54">54</a></span><span class="t"> <span class="nam">name</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">.</span><span class="nam">from_dict</span><span class="op">(</span><span class="nam">pos_data</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t55" href="#t55">55</a></span><span class="t"> <span class="key">for</span> <span class="nam">name</span><span class="op">,</span> <span class="nam">pos_data</span> <span class="key">in</span> <span class="nam">data</span><span class="op">.</span><span class="nam">items</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t56" href="#t56">56</a></span><span class="t"> <span class="op">}</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t57" href="#t57">57</a></span><span class="t"> <span class="key">except</span> <span class="nam">Exception</span> <span class="key">as</span> <span class="nam">e</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t58" href="#t58">58</a></span><span class="t"> <span class="nam">print</span><span class="op">(</span><span class="fst">f"</span><span class="fst">Failed to load bookmarks: </span><span class="op">{</span><span class="nam">e</span><span class="op">}</span><span class="fst">"</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t59" href="#t59">59</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_bookmarks</span> <span class="op">=</span> <span class="op">{</span><span class="op">}</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t60" href="#t60">60</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t61" href="#t61">61</a></span><span class="t"> <span class="key">def</span> <span class="nam">_save_bookmarks</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t62" href="#t62">62</a></span><span class="t"> <span class="str">"""Save bookmarks to file"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t63" href="#t63">63</a></span><span class="t"> <span class="key">try</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t64" href="#t64">64</a></span><span class="t"> <span class="nam">data</span> <span class="op">=</span> <span class="op">{</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t65" href="#t65">65</a></span><span class="t"> <span class="nam">name</span><span class="op">:</span> <span class="nam">position</span><span class="op">.</span><span class="nam">to_dict</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t66" href="#t66">66</a></span><span class="t"> <span class="key">for</span> <span class="nam">name</span><span class="op">,</span> <span class="nam">position</span> <span class="key">in</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_bookmarks</span><span class="op">.</span><span class="nam">items</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t67" href="#t67">67</a></span><span class="t"> <span class="op">}</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t68" href="#t68">68</a></span><span class="t"> <span class="key">with</span> <span class="nam">open</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">bookmarks_file</span><span class="op">,</span> <span class="str">'w'</span><span class="op">)</span> <span class="key">as</span> <span class="nam">f</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t69" href="#t69">69</a></span><span class="t"> <span class="nam">json</span><span class="op">.</span><span class="nam">dump</span><span class="op">(</span><span class="nam">data</span><span class="op">,</span> <span class="nam">f</span><span class="op">,</span> <span class="nam">indent</span><span class="op">=</span><span class="num">2</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t70" href="#t70">70</a></span><span class="t"> <span class="key">except</span> <span class="nam">Exception</span> <span class="key">as</span> <span class="nam">e</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t71" href="#t71">71</a></span><span class="t"> <span class="nam">print</span><span class="op">(</span><span class="fst">f"</span><span class="fst">Failed to save bookmarks: </span><span class="op">{</span><span class="nam">e</span><span class="op">}</span><span class="fst">"</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t72" href="#t72">72</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t73" href="#t73">73</a></span><span class="t"> <span class="key">def</span> <span class="nam">add_bookmark</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">name</span><span class="op">:</span> <span class="nam">str</span><span class="op">,</span> <span class="nam">position</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t74" href="#t74">74</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t75" href="#t75">75</a></span><span class="t"><span class="str"> Add a bookmark at the given position.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t76" href="#t76">76</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t77" href="#t77">77</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t78" href="#t78">78</a></span><span class="t"><span class="str"> name: Bookmark name</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t79" href="#t79">79</a></span><span class="t"><span class="str"> position: Position to bookmark</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t80" href="#t80">80</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t81" href="#t81">81</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_bookmarks</span><span class="op">[</span><span class="nam">name</span><span class="op">]</span> <span class="op">=</span> <span class="nam">position</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t82" href="#t82">82</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_save_bookmarks</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t83" href="#t83">83</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t84" href="#t84">84</a></span><span class="t"> <span class="key">def</span> <span class="nam">remove_bookmark</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">name</span><span class="op">:</span> <span class="nam">str</span><span class="op">)</span> <span class="op">-></span> <span class="nam">bool</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t85" href="#t85">85</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t86" href="#t86">86</a></span><span class="t"><span class="str"> Remove a bookmark.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t87" href="#t87">87</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t88" href="#t88">88</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t89" href="#t89">89</a></span><span class="t"><span class="str"> name: Bookmark name to remove</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t90" href="#t90">90</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t91" href="#t91">91</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t92" href="#t92">92</a></span><span class="t"><span class="str"> True if bookmark was removed, False if not found</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t93" href="#t93">93</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t94" href="#t94">94</a></span><span class="t"> <span class="key">if</span> <span class="nam">name</span> <span class="key">in</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_bookmarks</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t95" href="#t95">95</a></span><span class="t"> <span class="key">del</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_bookmarks</span><span class="op">[</span><span class="nam">name</span><span class="op">]</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t96" href="#t96">96</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_save_bookmarks</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t97" href="#t97">97</a></span><span class="t"> <span class="key">return</span> <span class="key">True</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t98" href="#t98">98</a></span><span class="t"> <span class="key">return</span> <span class="key">False</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t99" href="#t99">99</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t100" href="#t100">100</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_bookmark</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">name</span><span class="op">:</span> <span class="nam">str</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">RenderingPosition</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="exc show_exc"><span class="n"><a id="t101" href="#t101">101</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t102" href="#t102">102</a></span><span class="t"><span class="str"> Get a bookmark position.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t103" href="#t103">103</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t104" href="#t104">104</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t105" href="#t105">105</a></span><span class="t"><span class="str"> name: Bookmark name</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t106" href="#t106">106</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t107" href="#t107">107</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t108" href="#t108">108</a></span><span class="t"><span class="str"> Bookmark position or None if not found</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t109" href="#t109">109</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t110" href="#t110">110</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_bookmarks</span><span class="op">.</span><span class="nam">get</span><span class="op">(</span><span class="nam">name</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t111" href="#t111">111</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t112" href="#t112">112</a></span><span class="t"> <span class="key">def</span> <span class="nam">list_bookmarks</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">List</span><span class="op">[</span><span class="nam">Tuple</span><span class="op">[</span><span class="nam">str</span><span class="op">,</span> <span class="nam">RenderingPosition</span><span class="op">]</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t113" href="#t113">113</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t114" href="#t114">114</a></span><span class="t"><span class="str"> Get all bookmarks.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t115" href="#t115">115</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t116" href="#t116">116</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t117" href="#t117">117</a></span><span class="t"><span class="str"> List of (name, position) tuples</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t118" href="#t118">118</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t119" href="#t119">119</a></span><span class="t"> <span class="key">return</span> <span class="nam">list</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">_bookmarks</span><span class="op">.</span><span class="nam">items</span><span class="op">(</span><span class="op">)</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t120" href="#t120">120</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t121" href="#t121">121</a></span><span class="t"> <span class="key">def</span> <span class="nam">save_reading_position</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">position</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t122" href="#t122">122</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t123" href="#t123">123</a></span><span class="t"><span class="str"> Save the current reading position.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t124" href="#t124">124</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t125" href="#t125">125</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t126" href="#t126">126</a></span><span class="t"><span class="str"> position: Current reading position</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t127" href="#t127">127</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t128" href="#t128">128</a></span><span class="t"> <span class="key">try</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t129" href="#t129">129</a></span><span class="t"> <span class="key">with</span> <span class="nam">open</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">position_file</span><span class="op">,</span> <span class="str">'w'</span><span class="op">)</span> <span class="key">as</span> <span class="nam">f</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t130" href="#t130">130</a></span><span class="t"> <span class="nam">json</span><span class="op">.</span><span class="nam">dump</span><span class="op">(</span><span class="nam">position</span><span class="op">.</span><span class="nam">to_dict</span><span class="op">(</span><span class="op">)</span><span class="op">,</span> <span class="nam">f</span><span class="op">,</span> <span class="nam">indent</span><span class="op">=</span><span class="num">2</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t131" href="#t131">131</a></span><span class="t"> <span class="key">except</span> <span class="nam">Exception</span> <span class="key">as</span> <span class="nam">e</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t132" href="#t132">132</a></span><span class="t"> <span class="nam">print</span><span class="op">(</span><span class="fst">f"</span><span class="fst">Failed to save reading position: </span><span class="op">{</span><span class="nam">e</span><span class="op">}</span><span class="fst">"</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t133" href="#t133">133</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t134" href="#t134">134</a></span><span class="t"> <span class="key">def</span> <span class="nam">load_reading_position</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">RenderingPosition</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t135" href="#t135">135</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t136" href="#t136">136</a></span><span class="t"><span class="str"> Load the last reading position.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t137" href="#t137">137</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t138" href="#t138">138</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t139" href="#t139">139</a></span><span class="t"><span class="str"> Last reading position or None if not found</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t140" href="#t140">140</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t141" href="#t141">141</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">position_file</span><span class="op">.</span><span class="nam">exists</span><span class="op">(</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t142" href="#t142">142</a></span><span class="t"> <span class="key">try</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t143" href="#t143">143</a></span><span class="t"> <span class="key">with</span> <span class="nam">open</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">position_file</span><span class="op">,</span> <span class="str">'r'</span><span class="op">)</span> <span class="key">as</span> <span class="nam">f</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t144" href="#t144">144</a></span><span class="t"> <span class="nam">data</span> <span class="op">=</span> <span class="nam">json</span><span class="op">.</span><span class="nam">load</span><span class="op">(</span><span class="nam">f</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t145" href="#t145">145</a></span><span class="t"> <span class="key">return</span> <span class="nam">RenderingPosition</span><span class="op">.</span><span class="nam">from_dict</span><span class="op">(</span><span class="nam">data</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t146" href="#t146">146</a></span><span class="t"> <span class="key">except</span> <span class="nam">Exception</span> <span class="key">as</span> <span class="nam">e</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t147" href="#t147">147</a></span><span class="t"> <span class="nam">print</span><span class="op">(</span><span class="fst">f"</span><span class="fst">Failed to load reading position: </span><span class="op">{</span><span class="nam">e</span><span class="op">}</span><span class="fst">"</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t148" href="#t148">148</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t149" href="#t149">149</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t150" href="#t150">150</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t151" href="#t151">151</a></span><span class="t"><span class="key">class</span> <span class="nam">EreaderLayoutManager</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="exc show_exc"><span class="n"><a id="t152" href="#t152">152</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t153" href="#t153">153</a></span><span class="t"><span class="str"> High-level ereader layout manager providing a complete interface for ereader applications.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t154" href="#t154">154</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t155" href="#t155">155</a></span><span class="t"><span class="str"> Features:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t156" href="#t156">156</a></span><span class="t"><span class="str"> - Sub-second page rendering with intelligent buffering</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t157" href="#t157">157</a></span><span class="t"><span class="str"> - Font scaling support</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t158" href="#t158">158</a></span><span class="t"><span class="str"> - Dynamic font family switching (Sans, Serif, Monospace)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t159" href="#t159">159</a></span><span class="t"><span class="str"> - Chapter navigation</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t160" href="#t160">160</a></span><span class="t"><span class="str"> - Bookmark management</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t161" href="#t161">161</a></span><span class="t"><span class="str"> - Position persistence</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t162" href="#t162">162</a></span><span class="t"><span class="str"> - Progress tracking</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t163" href="#t163">163</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t164" href="#t164">164</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t165" href="#t165">165</a></span><span class="t"> <span class="key">def</span> <span class="nam">__init__</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t166" href="#t166">166</a></span><span class="t"> <span class="nam">blocks</span><span class="op">:</span> <span class="nam">List</span><span class="op">[</span><span class="nam">Block</span><span class="op">]</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t167" href="#t167">167</a></span><span class="t"> <span class="nam">page_size</span><span class="op">:</span> <span class="nam">Tuple</span><span class="op">[</span><span class="nam">int</span><span class="op">,</span> <span class="nam">int</span><span class="op">]</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t168" href="#t168">168</a></span><span class="t"> <span class="nam">document_id</span><span class="op">:</span> <span class="nam">str</span> <span class="op">=</span> <span class="str">"default"</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t169" href="#t169">169</a></span><span class="t"> <span class="nam">buffer_size</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">5</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t170" href="#t170">170</a></span><span class="t"> <span class="nam">page_style</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">PageStyle</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t171" href="#t171">171</a></span><span class="t"> <span class="nam">bookmarks_dir</span><span class="op">:</span> <span class="nam">str</span> <span class="op">=</span> <span class="str">"bookmarks"</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t172" href="#t172">172</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t173" href="#t173">173</a></span><span class="t"><span class="str"> Initialize the ereader layout manager.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t174" href="#t174">174</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t175" href="#t175">175</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t176" href="#t176">176</a></span><span class="t"><span class="str"> blocks: Document blocks to render</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t177" href="#t177">177</a></span><span class="t"><span class="str"> page_size: Page size (width, height) in pixels</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t178" href="#t178">178</a></span><span class="t"><span class="str"> document_id: Unique identifier for the document (for bookmarks/position)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t179" href="#t179">179</a></span><span class="t"><span class="str"> buffer_size: Number of pages to cache in each direction</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t180" href="#t180">180</a></span><span class="t"><span class="str"> page_style: Custom page styling (uses default if None)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t181" href="#t181">181</a></span><span class="t"><span class="str"> bookmarks_dir: Directory to store bookmark files</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t182" href="#t182">182</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t183" href="#t183">183</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span> <span class="op">=</span> <span class="nam">blocks</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t184" href="#t184">184</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">page_size</span> <span class="op">=</span> <span class="nam">page_size</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t185" href="#t185">185</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">document_id</span> <span class="op">=</span> <span class="nam">document_id</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t186" href="#t186">186</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t187" href="#t187">187</a></span><span class="t"> <span class="com"># Initialize page style</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t188" href="#t188">188</a></span><span class="t"> <span class="key">if</span> <span class="nam">page_style</span> <span class="key">is</span> <span class="key">None</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t189" href="#t189">189</a></span><span class="t"> <span class="nam">page_style</span> <span class="op">=</span> <span class="nam">PageStyle</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t190" href="#t190">190</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span> <span class="op">=</span> <span class="nam">page_style</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t191" href="#t191">191</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t192" href="#t192">192</a></span><span class="t"> <span class="com"># Initialize core components</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t193" href="#t193">193</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span> <span class="op">=</span> <span class="nam">BufferedPageRenderer</span><span class="op">(</span><span class="nam">blocks</span><span class="op">,</span> <span class="nam">page_style</span><span class="op">,</span> <span class="nam">buffer_size</span><span class="op">,</span> <span class="nam">page_size</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t194" href="#t194">194</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_navigator</span> <span class="op">=</span> <span class="nam">ChapterNavigator</span><span class="op">(</span><span class="nam">blocks</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t195" href="#t195">195</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmark_manager</span> <span class="op">=</span> <span class="nam">BookmarkManager</span><span class="op">(</span><span class="nam">document_id</span><span class="op">,</span> <span class="nam">bookmarks_dir</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t196" href="#t196">196</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t197" href="#t197">197</a></span><span class="t"> <span class="com"># Current state</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t198" href="#t198">198</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span> <span class="op">=</span> <span class="nam">RenderingPosition</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t199" href="#t199">199</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span> <span class="op">=</span> <span class="num">1.0</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t200" href="#t200">200</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t201" href="#t201">201</a></span><span class="t"> <span class="com"># Cover page handling</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t202" href="#t202">202</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_has_cover</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_detect_cover</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t203" href="#t203">203</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_has_cover</span> <span class="com"># Start on cover if one exists</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t204" href="#t204">204</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t205" href="#t205">205</a></span><span class="t"> <span class="com"># Page position history for fast backward navigation</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t206" href="#t206">206</a></span><span class="t"> <span class="com"># List of (position, font_scale) tuples representing the start of each page visited</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t207" href="#t207">207</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">:</span> <span class="nam">List</span><span class="op">[</span><span class="nam">Tuple</span><span class="op">[</span><span class="nam">RenderingPosition</span><span class="op">,</span> <span class="nam">float</span><span class="op">]</span><span class="op">]</span> <span class="op">=</span> <span class="op">[</span><span class="op">]</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t208" href="#t208">208</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_max_history_size</span> <span class="op">=</span> <span class="num">50</span> <span class="com"># Keep last 50 page positions</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t209" href="#t209">209</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t210" href="#t210">210</a></span><span class="t"> <span class="com"># Load last reading position if available</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t211" href="#t211">211</a></span><span class="t"> <span class="nam">saved_position</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmark_manager</span><span class="op">.</span><span class="nam">load_reading_position</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t212" href="#t212">212</a></span><span class="t"> <span class="key">if</span> <span class="nam">saved_position</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t213" href="#t213">213</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span> <span class="op">=</span> <span class="nam">saved_position</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t214" href="#t214">214</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span> <span class="op">=</span> <span class="key">False</span> <span class="com"># If we have a saved position, we're past the cover</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t215" href="#t215">215</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t216" href="#t216">216</a></span><span class="t"> <span class="com"># Callbacks for UI updates</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t217" href="#t217">217</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">position_changed_callback</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">Callable</span><span class="op">[</span><span class="op">[</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t218" href="#t218">218</a></span><span class="t"> <span class="nam">RenderingPosition</span><span class="op">]</span><span class="op">,</span> <span class="key">None</span><span class="op">]</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t219" href="#t219">219</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_changed_callback</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">Callable</span><span class="op">[</span><span class="op">[</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t220" href="#t220">220</a></span><span class="t"> <span class="nam">Optional</span><span class="op">[</span><span class="nam">ChapterInfo</span><span class="op">]</span><span class="op">]</span><span class="op">,</span> <span class="key">None</span><span class="op">]</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t221" href="#t221">221</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t222" href="#t222">222</a></span><span class="t"> <span class="key">def</span> <span class="nam">set_position_changed_callback</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t223" href="#t223">223</a></span><span class="t"> <span class="nam">self</span><span class="op">,</span> <span class="nam">callback</span><span class="op">:</span> <span class="nam">Callable</span><span class="op">[</span><span class="op">[</span><span class="nam">RenderingPosition</span><span class="op">]</span><span class="op">,</span> <span class="key">None</span><span class="op">]</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t224" href="#t224">224</a></span><span class="t"> <span class="str">"""Set callback for position changes"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t225" href="#t225">225</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">position_changed_callback</span> <span class="op">=</span> <span class="nam">callback</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t226" href="#t226">226</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t227" href="#t227">227</a></span><span class="t"> <span class="key">def</span> <span class="nam">set_chapter_changed_callback</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t228" href="#t228">228</a></span><span class="t"> <span class="nam">self</span><span class="op">,</span> <span class="nam">callback</span><span class="op">:</span> <span class="nam">Callable</span><span class="op">[</span><span class="op">[</span><span class="nam">Optional</span><span class="op">[</span><span class="nam">ChapterInfo</span><span class="op">]</span><span class="op">]</span><span class="op">,</span> <span class="key">None</span><span class="op">]</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t229" href="#t229">229</a></span><span class="t"> <span class="str">"""Set callback for chapter changes"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t230" href="#t230">230</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_changed_callback</span> <span class="op">=</span> <span class="nam">callback</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t231" href="#t231">231</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t232" href="#t232">232</a></span><span class="t"> <span class="key">def</span> <span class="nam">_detect_cover</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">bool</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t233" href="#t233">233</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t234" href="#t234">234</a></span><span class="t"><span class="str"> Detect if the document has a cover page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t235" href="#t235">235</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t236" href="#t236">236</a></span><span class="t"><span class="str"> A cover is detected if:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t237" href="#t237">237</a></span><span class="t"><span class="str"> 1. The first block is an Image block, OR</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t238" href="#t238">238</a></span><span class="t"><span class="str"> 2. The document has cover metadata (future enhancement)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t239" href="#t239">239</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t240" href="#t240">240</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t241" href="#t241">241</a></span><span class="t"><span class="str"> True if a cover page should be rendered</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t242" href="#t242">242</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t243" href="#t243">243</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t244" href="#t244">244</a></span><span class="t"> <span class="key">return</span> <span class="key">False</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t245" href="#t245">245</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t246" href="#t246">246</a></span><span class="t"> <span class="com"># Check if first block is an image - treat it as a cover</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t247" href="#t247">247</a></span><span class="t"> <span class="nam">first_block</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span><span class="op">[</span><span class="num">0</span><span class="op">]</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t248" href="#t248">248</a></span><span class="t"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">first_block</span><span class="op">,</span> <span class="nam">Image</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t249" href="#t249">249</a></span><span class="t"> <span class="key">return</span> <span class="key">True</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t250" href="#t250">250</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t251" href="#t251">251</a></span><span class="t"> <span class="key">return</span> <span class="key">False</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t252" href="#t252">252</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t253" href="#t253">253</a></span><span class="t"> <span class="key">def</span> <span class="nam">_render_cover_page</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t254" href="#t254">254</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t255" href="#t255">255</a></span><span class="t"><span class="str"> Render a dedicated cover page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t256" href="#t256">256</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t257" href="#t257">257</a></span><span class="t"><span class="str"> The cover page displays the first image block (if it exists)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t258" href="#t258">258</a></span><span class="t"><span class="str"> using the standard image layouter with maximum dimensions to fill the page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t259" href="#t259">259</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t260" href="#t260">260</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t261" href="#t261">261</a></span><span class="t"><span class="str"> Rendered cover page</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t262" href="#t262">262</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t263" href="#t263">263</a></span><span class="t"> <span class="com"># Create a new page for the cover</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t264" href="#t264">264</a></span><span class="t"> <span class="nam">page</span> <span class="op">=</span> <span class="nam">Page</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">page_size</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t265" href="#t265">265</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t266" href="#t266">266</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span> <span class="key">or</span> <span class="key">not</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span><span class="op">[</span><span class="num">0</span><span class="op">]</span><span class="op">,</span> <span class="nam">Image</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">266 ↛ 268</span><span class="annotate long">line 266 didn't jump to line 268 because the condition on line 266 was never true</span></span></p>
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<p class="pln"><span class="n"><a id="t267" href="#t267">267</a></span><span class="t"> <span class="com"># No cover image, return blank page</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t268" href="#t268">268</a></span><span class="t"> <span class="key">return</span> <span class="nam">page</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t269" href="#t269">269</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t270" href="#t270">270</a></span><span class="t"> <span class="nam">cover_image_block</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span><span class="op">[</span><span class="num">0</span><span class="op">]</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t271" href="#t271">271</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t272" href="#t272">272</a></span><span class="t"> <span class="com"># Use the image layouter to render the cover image</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t273" href="#t273">273</a></span><span class="t"> <span class="com"># Use full page dimensions (minus borders/padding) for cover</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t274" href="#t274">274</a></span><span class="t"> <span class="key">try</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t275" href="#t275">275</a></span><span class="t"> <span class="nam">max_width</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_size</span><span class="op">[</span><span class="num">0</span><span class="op">]</span> <span class="op">-</span> <span class="num">2</span> <span class="op">*</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">border_width</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t276" href="#t276">276</a></span><span class="t"> <span class="nam">max_height</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_size</span><span class="op">[</span><span class="num">1</span><span class="op">]</span> <span class="op">-</span> <span class="num">2</span> <span class="op">*</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">border_width</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t277" href="#t277">277</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t278" href="#t278">278</a></span><span class="t"> <span class="com"># Layout the image on the page</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t279" href="#t279">279</a></span><span class="t"> <span class="nam">success</span> <span class="op">=</span> <span class="nam">image_layouter</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t280" href="#t280">280</a></span><span class="t"> <span class="nam">image</span><span class="op">=</span><span class="nam">cover_image_block</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t281" href="#t281">281</a></span><span class="t"> <span class="nam">page</span><span class="op">=</span><span class="nam">page</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t282" href="#t282">282</a></span><span class="t"> <span class="nam">max_width</span><span class="op">=</span><span class="nam">max_width</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t283" href="#t283">283</a></span><span class="t"> <span class="nam">max_height</span><span class="op">=</span><span class="nam">max_height</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t284" href="#t284">284</a></span><span class="t"> <span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t285" href="#t285">285</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t286" href="#t286">286</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">success</span><span class="op">:</span> </span><span class="r"><span class="annotate short">286 ↛ 293</span><span class="annotate long">line 286 didn't jump to line 293 because the condition on line 286 was always true</span></span></p>
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<p class="run"><span class="n"><a id="t287" href="#t287">287</a></span><span class="t"> <span class="nam">print</span><span class="op">(</span><span class="str">"Warning: Failed to layout cover image"</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t288" href="#t288">288</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t289" href="#t289">289</a></span><span class="t"> <span class="key">except</span> <span class="nam">Exception</span> <span class="key">as</span> <span class="nam">e</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t290" href="#t290">290</a></span><span class="t"> <span class="com"># If image loading fails, just return the blank page</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t291" href="#t291">291</a></span><span class="t"> <span class="nam">print</span><span class="op">(</span><span class="fst">f"</span><span class="fst">Warning: Failed to load cover image: </span><span class="op">{</span><span class="nam">e</span><span class="op">}</span><span class="fst">"</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t292" href="#t292">292</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t293" href="#t293">293</a></span><span class="t"> <span class="key">return</span> <span class="nam">page</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t294" href="#t294">294</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t295" href="#t295">295</a></span><span class="t"> <span class="key">def</span> <span class="nam">_notify_position_changed</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t296" href="#t296">296</a></span><span class="t"> <span class="str">"""Notify UI of position change"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t297" href="#t297">297</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">position_changed_callback</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t298" href="#t298">298</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">position_changed_callback</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t299" href="#t299">299</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t300" href="#t300">300</a></span><span class="t"> <span class="com"># Check if chapter changed</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t301" href="#t301">301</a></span><span class="t"> <span class="nam">current_chapter</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_navigator</span><span class="op">.</span><span class="nam">get_current_chapter</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t302" href="#t302">302</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t303" href="#t303">303</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_changed_callback</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t304" href="#t304">304</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_changed_callback</span><span class="op">(</span><span class="nam">current_chapter</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t305" href="#t305">305</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t306" href="#t306">306</a></span><span class="t"> <span class="com"># Auto-save reading position</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t307" href="#t307">307</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmark_manager</span><span class="op">.</span><span class="nam">save_reading_position</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t308" href="#t308">308</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t309" href="#t309">309</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_current_page</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t310" href="#t310">310</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t311" href="#t311">311</a></span><span class="t"><span class="str"> Get the page at the current reading position.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t312" href="#t312">312</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t313" href="#t313">313</a></span><span class="t"><span class="str"> If on the cover page, returns the rendered cover.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t314" href="#t314">314</a></span><span class="t"><span class="str"> Otherwise, returns the regular content page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t315" href="#t315">315</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t316" href="#t316">316</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t317" href="#t317">317</a></span><span class="t"><span class="str"> Rendered page</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t318" href="#t318">318</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t319" href="#t319">319</a></span><span class="t"> <span class="com"># Check if we're on the cover page</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t320" href="#t320">320</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span> <span class="key">and</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_has_cover</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t321" href="#t321">321</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_render_cover_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t322" href="#t322">322</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t323" href="#t323">323</a></span><span class="t"> <span class="nam">page</span><span class="op">,</span> <span class="nam">_</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">render_page</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t324" href="#t324">324</a></span><span class="t"> <span class="key">return</span> <span class="nam">page</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t325" href="#t325">325</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t326" href="#t326">326</a></span><span class="t"> <span class="key">def</span> <span class="nam">next_page</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">Page</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t327" href="#t327">327</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t328" href="#t328">328</a></span><span class="t"><span class="str"> Advance to the next page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t329" href="#t329">329</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t330" href="#t330">330</a></span><span class="t"><span class="str"> If currently on the cover page, advances to the first content page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t331" href="#t331">331</a></span><span class="t"><span class="str"> Otherwise, advances to the next content page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t332" href="#t332">332</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t333" href="#t333">333</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t334" href="#t334">334</a></span><span class="t"><span class="str"> Next page or None if at end of document</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t335" href="#t335">335</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t336" href="#t336">336</a></span><span class="t"> <span class="com"># Special case: transitioning from cover to first content page</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t337" href="#t337">337</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span> <span class="key">and</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_has_cover</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t338" href="#t338">338</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span> <span class="op">=</span> <span class="key">False</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t339" href="#t339">339</a></span><span class="t"> <span class="com"># If first block is an image (the cover), skip it and start from block 1</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t340" href="#t340">340</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span> <span class="key">and</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span><span class="op">[</span><span class="num">0</span><span class="op">]</span><span class="op">,</span> <span class="nam">Image</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">340 ↛ 343</span><span class="annotate long">line 340 didn't jump to line 343 because the condition on line 340 was always true</span></span></p>
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<p class="run"><span class="n"><a id="t341" href="#t341">341</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span> <span class="op">=</span> <span class="nam">RenderingPosition</span><span class="op">(</span><span class="nam">chapter_index</span><span class="op">=</span><span class="num">0</span><span class="op">,</span> <span class="nam">block_index</span><span class="op">=</span><span class="num">1</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t342" href="#t342">342</a></span><span class="t"> <span class="key">else</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t343" href="#t343">343</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span> <span class="op">=</span> <span class="nam">RenderingPosition</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t344" href="#t344">344</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_notify_position_changed</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t345" href="#t345">345</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t346" href="#t346">346</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t347" href="#t347">347</a></span><span class="t"> <span class="com"># Save current position to history before moving forward</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t348" href="#t348">348</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_add_to_history</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t349" href="#t349">349</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t350" href="#t350">350</a></span><span class="t"> <span class="nam">page</span><span class="op">,</span> <span class="nam">next_position</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">render_page</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t351" href="#t351">351</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t352" href="#t352">352</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t353" href="#t353">353</a></span><span class="t"> <span class="com"># Check if we made progress</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t354" href="#t354">354</a></span><span class="t"> <span class="key">if</span> <span class="nam">next_position</span> <span class="op">!=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t355" href="#t355">355</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span> <span class="op">=</span> <span class="nam">next_position</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t356" href="#t356">356</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_notify_position_changed</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t357" href="#t357">357</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t358" href="#t358">358</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t359" href="#t359">359</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> <span class="com"># At end of document</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t360" href="#t360">360</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t361" href="#t361">361</a></span><span class="t"> <span class="key">def</span> <span class="nam">previous_page</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">Page</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t362" href="#t362">362</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t363" href="#t363">363</a></span><span class="t"><span class="str"> Go to the previous page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t364" href="#t364">364</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t365" href="#t365">365</a></span><span class="t"><span class="str"> Uses cached page history for instant navigation when available,</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t366" href="#t366">366</a></span><span class="t"><span class="str"> falls back to iterative refinement algorithm when needed.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t367" href="#t367">367</a></span><span class="t"><span class="str"> Can navigate back to the cover page if it exists.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t368" href="#t368">368</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t369" href="#t369">369</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t370" href="#t370">370</a></span><span class="t"><span class="str"> Previous page or None if at beginning of document (or on cover)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t371" href="#t371">371</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t372" href="#t372">372</a></span><span class="t"> <span class="com"># Special case: if at the beginning of content and there's a cover, go back to it</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t373" href="#t373">373</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_has_cover</span> <span class="key">and</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_is_at_beginning</span><span class="op">(</span><span class="op">)</span> <span class="key">and</span> <span class="key">not</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t374" href="#t374">374</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span> <span class="op">=</span> <span class="key">True</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t375" href="#t375">375</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_notify_position_changed</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t376" href="#t376">376</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t377" href="#t377">377</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t378" href="#t378">378</a></span><span class="t"> <span class="com"># Can't go before the cover</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t379" href="#t379">379</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span><span class="op">:</span> </span><span class="r"><span class="annotate short">379 ↛ 380</span><span class="annotate long">line 379 didn't jump to line 380 because the condition on line 379 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t380" href="#t380">380</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t381" href="#t381">381</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t382" href="#t382">382</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_is_at_beginning</span><span class="op">(</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t383" href="#t383">383</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t384" href="#t384">384</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t385" href="#t385">385</a></span><span class="t"> <span class="com"># Fast path: Check if we have this position in history</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t386" href="#t386">386</a></span><span class="t"> <span class="nam">previous_position</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_get_from_history</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t387" href="#t387">387</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t388" href="#t388">388</a></span><span class="t"> <span class="key">if</span> <span class="nam">previous_position</span> <span class="key">is</span> <span class="key">not</span> <span class="key">None</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t389" href="#t389">389</a></span><span class="t"> <span class="com"># Cache hit! Use the cached position for instant navigation</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t390" href="#t390">390</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span> <span class="op">=</span> <span class="nam">previous_position</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t391" href="#t391">391</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_notify_position_changed</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t392" href="#t392">392</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t393" href="#t393">393</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t394" href="#t394">394</a></span><span class="t"> <span class="com"># Slow path: Use backward rendering to find the previous page</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t395" href="#t395">395</a></span><span class="t"> <span class="com"># This uses the iterative refinement algorithm we just fixed</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t396" href="#t396">396</a></span><span class="t"> <span class="nam">page</span><span class="op">,</span> <span class="nam">start_position</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">render_page_backward</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t397" href="#t397">397</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t398" href="#t398">398</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t399" href="#t399">399</a></span><span class="t"> <span class="key">if</span> <span class="nam">start_position</span> <span class="op">!=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">:</span> </span><span class="r"><span class="annotate short">399 ↛ 407</span><span class="annotate long">line 399 didn't jump to line 407 because the condition on line 399 was always true</span></span></p>
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<p class="pln"><span class="n"><a id="t400" href="#t400">400</a></span><span class="t"> <span class="com"># Save this calculated position to history for future use</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t401" href="#t401">401</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_add_to_history</span><span class="op">(</span><span class="nam">start_position</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t402" href="#t402">402</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t403" href="#t403">403</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span> <span class="op">=</span> <span class="nam">start_position</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t404" href="#t404">404</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_notify_position_changed</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t405" href="#t405">405</a></span><span class="t"> <span class="key">return</span> <span class="nam">page</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t406" href="#t406">406</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t407" href="#t407">407</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> <span class="com"># At beginning of document</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t408" href="#t408">408</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t409" href="#t409">409</a></span><span class="t"> <span class="key">def</span> <span class="nam">_is_at_beginning</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">bool</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t410" href="#t410">410</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t411" href="#t411">411</a></span><span class="t"><span class="str"> Check if we're at the beginning of the document content.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t412" href="#t412">412</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t413" href="#t413">413</a></span><span class="t"><span class="str"> If a cover exists (first block is an Image), the beginning of content</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t414" href="#t414">414</a></span><span class="t"><span class="str"> is at block_index=1. Otherwise, it's at block_index=0.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t415" href="#t415">415</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t416" href="#t416">416</a></span><span class="t"> <span class="com"># Determine the first content block index</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t417" href="#t417">417</a></span><span class="t"> <span class="nam">first_content_block</span> <span class="op">=</span> <span class="num">1</span> <span class="key">if</span> <span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">_has_cover</span> <span class="key">and</span> <span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span> <span class="key">and</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span><span class="op">[</span><span class="num">0</span><span class="op">]</span><span class="op">,</span> <span class="nam">Image</span><span class="op">)</span><span class="op">)</span> <span class="key">else</span> <span class="num">0</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t418" href="#t418">418</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t419" href="#t419">419</a></span><span class="t"> <span class="key">return</span> <span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="op">==</span> <span class="num">0</span> <span class="key">and</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t420" href="#t420">420</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">==</span> <span class="nam">first_content_block</span> <span class="key">and</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t421" href="#t421">421</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">.</span><span class="nam">word_index</span> <span class="op">==</span> <span class="num">0</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t422" href="#t422">422</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t423" href="#t423">423</a></span><span class="t"> <span class="key">def</span> <span class="nam">jump_to_position</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">position</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t424" href="#t424">424</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t425" href="#t425">425</a></span><span class="t"><span class="str"> Jump to a specific position in the document.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t426" href="#t426">426</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t427" href="#t427">427</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t428" href="#t428">428</a></span><span class="t"><span class="str"> position: Position to jump to</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t429" href="#t429">429</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t430" href="#t430">430</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t431" href="#t431">431</a></span><span class="t"><span class="str"> Page at the new position</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t432" href="#t432">432</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t433" href="#t433">433</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span> <span class="op">=</span> <span class="nam">position</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t434" href="#t434">434</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span> <span class="op">=</span> <span class="key">False</span> <span class="com"># Jumping to a position means we're past the cover</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t435" href="#t435">435</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_notify_position_changed</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t436" href="#t436">436</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t437" href="#t437">437</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t438" href="#t438">438</a></span><span class="t"> <span class="key">def</span> <span class="nam">jump_to_chapter</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">chapter_title</span><span class="op">:</span> <span class="nam">str</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">Page</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t439" href="#t439">439</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t440" href="#t440">440</a></span><span class="t"><span class="str"> Jump to a specific chapter by title.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t441" href="#t441">441</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t442" href="#t442">442</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t443" href="#t443">443</a></span><span class="t"><span class="str"> chapter_title: Title of the chapter to jump to</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t444" href="#t444">444</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t445" href="#t445">445</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t446" href="#t446">446</a></span><span class="t"><span class="str"> Page at chapter start or None if chapter not found</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t447" href="#t447">447</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t448" href="#t448">448</a></span><span class="t"> <span class="nam">position</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_navigator</span><span class="op">.</span><span class="nam">get_chapter_position</span><span class="op">(</span><span class="nam">chapter_title</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t449" href="#t449">449</a></span><span class="t"> <span class="key">if</span> <span class="nam">position</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t450" href="#t450">450</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">jump_to_position</span><span class="op">(</span><span class="nam">position</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t451" href="#t451">451</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t452" href="#t452">452</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t453" href="#t453">453</a></span><span class="t"> <span class="key">def</span> <span class="nam">jump_to_chapter_index</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">chapter_index</span><span class="op">:</span> <span class="nam">int</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">Page</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t454" href="#t454">454</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t455" href="#t455">455</a></span><span class="t"><span class="str"> Jump to a chapter by index.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t456" href="#t456">456</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t457" href="#t457">457</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t458" href="#t458">458</a></span><span class="t"><span class="str"> chapter_index: Index of the chapter (0-based)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t459" href="#t459">459</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t460" href="#t460">460</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t461" href="#t461">461</a></span><span class="t"><span class="str"> Page at chapter start or None if index invalid</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t462" href="#t462">462</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t463" href="#t463">463</a></span><span class="t"> <span class="nam">chapters</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_navigator</span><span class="op">.</span><span class="nam">chapters</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t464" href="#t464">464</a></span><span class="t"> <span class="key">if</span> <span class="num">0</span> <span class="op"><=</span> <span class="nam">chapter_index</span> <span class="op"><</span> <span class="nam">len</span><span class="op">(</span><span class="nam">chapters</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t465" href="#t465">465</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">jump_to_position</span><span class="op">(</span><span class="nam">chapters</span><span class="op">[</span><span class="nam">chapter_index</span><span class="op">]</span><span class="op">.</span><span class="nam">position</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t466" href="#t466">466</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t467" href="#t467">467</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t468" href="#t468">468</a></span><span class="t"> <span class="key">def</span> <span class="nam">_add_to_history</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">position</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">,</span> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t469" href="#t469">469</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t470" href="#t470">470</a></span><span class="t"><span class="str"> Add a page position to the navigation history.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t471" href="#t471">471</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t472" href="#t472">472</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t473" href="#t473">473</a></span><span class="t"><span class="str"> position: The page start position to remember</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t474" href="#t474">474</a></span><span class="t"><span class="str"> font_scale: The font scale at this position</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t475" href="#t475">475</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t476" href="#t476">476</a></span><span class="t"> <span class="com"># Only add if it's different from the last entry</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t477" href="#t477">477</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span> <span class="key">or</span> <span class="xx">\</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t478" href="#t478">478</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">[</span><span class="op">-</span><span class="num">1</span><span class="op">]</span><span class="op">[</span><span class="num">0</span><span class="op">]</span> <span class="op">!=</span> <span class="nam">position</span> <span class="key">or</span> <span class="xx">\</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t479" href="#t479">479</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">[</span><span class="op">-</span><span class="num">1</span><span class="op">]</span><span class="op">[</span><span class="num">1</span><span class="op">]</span> <span class="op">!=</span> <span class="nam">font_scale</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t480" href="#t480">480</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t481" href="#t481">481</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">.</span><span class="nam">append</span><span class="op">(</span><span class="op">(</span><span class="nam">position</span><span class="op">.</span><span class="nam">copy</span><span class="op">(</span><span class="op">)</span><span class="op">,</span> <span class="nam">font_scale</span><span class="op">)</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t482" href="#t482">482</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t483" href="#t483">483</a></span><span class="t"> <span class="com"># Trim history if it exceeds max size</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t484" href="#t484">484</a></span><span class="t"> <span class="key">if</span> <span class="nam">len</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">)</span> <span class="op">></span> <span class="nam">self</span><span class="op">.</span><span class="nam">_max_history_size</span><span class="op">:</span> </span><span class="r"><span class="annotate short">484 ↛ 485</span><span class="annotate long">line 484 didn't jump to line 485 because the condition on line 484 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t485" href="#t485">485</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">.</span><span class="nam">pop</span><span class="op">(</span><span class="num">0</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t486" href="#t486">486</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t487" href="#t487">487</a></span><span class="t"> <span class="key">def</span> <span class="nam">_get_from_history</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t488" href="#t488">488</a></span><span class="t"> <span class="nam">self</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t489" href="#t489">489</a></span><span class="t"> <span class="nam">current_position</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t490" href="#t490">490</a></span><span class="t"> <span class="nam">current_font_scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">RenderingPosition</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t491" href="#t491">491</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t492" href="#t492">492</a></span><span class="t"><span class="str"> Get the previous page position from history.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t493" href="#t493">493</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t494" href="#t494">494</a></span><span class="t"><span class="str"> Searches backward through history to find the last position that</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t495" href="#t495">495</a></span><span class="t"><span class="str"> comes before the current position at the same font scale.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t496" href="#t496">496</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t497" href="#t497">497</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t498" href="#t498">498</a></span><span class="t"><span class="str"> current_position: Current page position</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t499" href="#t499">499</a></span><span class="t"><span class="str"> current_font_scale: Current font scale</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t500" href="#t500">500</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t501" href="#t501">501</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t502" href="#t502">502</a></span><span class="t"><span class="str"> Previous page position or None if not found in history</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t503" href="#t503">503</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t504" href="#t504">504</a></span><span class="t"> <span class="com"># Search backward through history</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t505" href="#t505">505</a></span><span class="t"> <span class="key">for</span> <span class="nam">i</span> <span class="key">in</span> <span class="nam">range</span><span class="op">(</span><span class="nam">len</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">)</span> <span class="op">-</span> <span class="num">1</span><span class="op">,</span> <span class="op">-</span><span class="num">1</span><span class="op">,</span> <span class="op">-</span><span class="num">1</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t506" href="#t506">506</a></span><span class="t"> <span class="nam">hist_position</span><span class="op">,</span> <span class="nam">hist_font_scale</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">[</span><span class="nam">i</span><span class="op">]</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t507" href="#t507">507</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t508" href="#t508">508</a></span><span class="t"> <span class="com"># Must match font scale</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t509" href="#t509">509</a></span><span class="t"> <span class="key">if</span> <span class="nam">hist_font_scale</span> <span class="op">!=</span> <span class="nam">current_font_scale</span><span class="op">:</span> </span><span class="r"><span class="annotate short">509 ↛ 510</span><span class="annotate long">line 509 didn't jump to line 510 because the condition on line 509 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t510" href="#t510">510</a></span><span class="t"> <span class="key">continue</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t511" href="#t511">511</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t512" href="#t512">512</a></span><span class="t"> <span class="com"># Must be before current position</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t513" href="#t513">513</a></span><span class="t"> <span class="key">if</span> <span class="op">(</span><span class="nam">hist_position</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="op"><</span> <span class="nam">current_position</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="key">or</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t514" href="#t514">514</a></span><span class="t"> <span class="op">(</span><span class="nam">hist_position</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="op">==</span> <span class="nam">current_position</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="key">and</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t515" href="#t515">515</a></span><span class="t"> <span class="nam">hist_position</span><span class="op">.</span><span class="nam">block_index</span> <span class="op"><</span> <span class="nam">current_position</span><span class="op">.</span><span class="nam">block_index</span><span class="op">)</span> <span class="key">or</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t516" href="#t516">516</a></span><span class="t"> <span class="op">(</span><span class="nam">hist_position</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="op">==</span> <span class="nam">current_position</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="key">and</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t517" href="#t517">517</a></span><span class="t"> <span class="nam">hist_position</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">==</span> <span class="nam">current_position</span><span class="op">.</span><span class="nam">block_index</span> <span class="key">and</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t518" href="#t518">518</a></span><span class="t"> <span class="nam">hist_position</span><span class="op">.</span><span class="nam">word_index</span> <span class="op"><</span> <span class="nam">current_position</span><span class="op">.</span><span class="nam">word_index</span><span class="op">)</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t519" href="#t519">519</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t520" href="#t520">520</a></span><span class="t"> <span class="com"># Found a previous position - remove it and everything after from history</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t521" href="#t521">521</a></span><span class="t"> <span class="com"># since we're navigating backward</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t522" href="#t522">522</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">[</span><span class="op">:</span><span class="nam">i</span><span class="op">]</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t523" href="#t523">523</a></span><span class="t"> <span class="key">return</span> <span class="nam">hist_position</span><span class="op">.</span><span class="nam">copy</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t524" href="#t524">524</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t525" href="#t525">525</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t526" href="#t526">526</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t527" href="#t527">527</a></span><span class="t"> <span class="key">def</span> <span class="nam">_clear_history</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t528" href="#t528">528</a></span><span class="t"> <span class="str">"""Clear the page navigation history."""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t529" href="#t529">529</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_page_history</span><span class="op">.</span><span class="nam">clear</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t530" href="#t530">530</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t531" href="#t531">531</a></span><span class="t"> <span class="key">def</span> <span class="nam">set_font_scale</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t532" href="#t532">532</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t533" href="#t533">533</a></span><span class="t"><span class="str"> Change the font scale and re-render current page.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t534" href="#t534">534</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t535" href="#t535">535</a></span><span class="t"><span class="str"> Clears page history since font changes invalidate all cached positions.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t536" href="#t536">536</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t537" href="#t537">537</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t538" href="#t538">538</a></span><span class="t"><span class="str"> scale: Font scaling factor (1.0 = normal, 2.0 = double size, etc.)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t539" href="#t539">539</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t540" href="#t540">540</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t541" href="#t541">541</a></span><span class="t"><span class="str"> Re-rendered page with new font scale</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t542" href="#t542">542</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t543" href="#t543">543</a></span><span class="t"> <span class="key">if</span> <span class="nam">scale</span> <span class="op">!=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t544" href="#t544">544</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span> <span class="op">=</span> <span class="nam">scale</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t545" href="#t545">545</a></span><span class="t"> <span class="com"># Clear history since font scale changes invalidate all cached positions</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t546" href="#t546">546</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_clear_history</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t547" href="#t547">547</a></span><span class="t"> <span class="com"># The renderer will handle cache invalidation</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t548" href="#t548">548</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t549" href="#t549">549</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t550" href="#t550">550</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t551" href="#t551">551</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_font_scale</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">float</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t552" href="#t552">552</a></span><span class="t"> <span class="str">"""Get the current font scale"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t553" href="#t553">553</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t554" href="#t554">554</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t555" href="#t555">555</a></span><span class="t"> <span class="key">def</span> <span class="nam">set_font_family</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">family</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">BundledFont</span><span class="op">]</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t556" href="#t556">556</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t557" href="#t557">557</a></span><span class="t"><span class="str"> Change the font family and re-render current page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t558" href="#t558">558</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t559" href="#t559">559</a></span><span class="t"><span class="str"> Switches all text in the document to use the specified bundled font family</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t560" href="#t560">560</a></span><span class="t"><span class="str"> while preserving font weights, styles, sizes, and other attributes.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t561" href="#t561">561</a></span><span class="t"><span class="str"> Clears page history and cache since font changes invalidate all cached positions.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t562" href="#t562">562</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t563" href="#t563">563</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t564" href="#t564">564</a></span><span class="t"><span class="str"> family: Bundled font family to use (SANS, SERIF, MONOSPACE, or None for original fonts)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t565" href="#t565">565</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t566" href="#t566">566</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t567" href="#t567">567</a></span><span class="t"><span class="str"> Re-rendered page with new font family</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t568" href="#t568">568</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t569" href="#t569">569</a></span><span class="t"><span class="str"> Example:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t570" href="#t570">570</a></span><span class="t"><span class="str"> >>> from pyWebLayout.style.fonts import BundledFont</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t571" href="#t571">571</a></span><span class="t"><span class="str"> >>> manager.set_font_family(BundledFont.SERIF) # Switch to serif</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t572" href="#t572">572</a></span><span class="t"><span class="str"> >>> manager.set_font_family(BundledFont.SANS) # Switch to sans</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t573" href="#t573">573</a></span><span class="t"><span class="str"> >>> manager.set_font_family(None) # Restore original fonts</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t574" href="#t574">574</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t575" href="#t575">575</a></span><span class="t"> <span class="com"># Update the renderer's font family</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t576" href="#t576">576</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">set_font_family</span><span class="op">(</span><span class="nam">family</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t577" href="#t577">577</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t578" href="#t578">578</a></span><span class="t"> <span class="com"># Clear history since font changes invalidate all cached positions</span> </span><span class="r"></span></p>
|
|
<p class="mis show_mis"><span class="n"><a id="t579" href="#t579">579</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_clear_history</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t580" href="#t580">580</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t581" href="#t581">581</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t582" href="#t582">582</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t583" href="#t583">583</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_font_family</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">BundledFont</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t584" href="#t584">584</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t585" href="#t585">585</a></span><span class="t"><span class="str"> Get the current font family override.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t586" href="#t586">586</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t587" href="#t587">587</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t588" href="#t588">588</a></span><span class="t"><span class="str"> Current font family (SANS, SERIF, MONOSPACE) or None if using original fonts</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t589" href="#t589">589</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t590" href="#t590">590</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">get_font_family</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t591" href="#t591">591</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t592" href="#t592">592</a></span><span class="t"> <span class="key">def</span> <span class="nam">increase_line_spacing</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">amount</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">2</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t593" href="#t593">593</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t594" href="#t594">594</a></span><span class="t"><span class="str"> Increase line spacing and re-render current page.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t595" href="#t595">595</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t596" href="#t596">596</a></span><span class="t"><span class="str"> Clears page history since spacing changes invalidate all cached positions.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t597" href="#t597">597</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t598" href="#t598">598</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t599" href="#t599">599</a></span><span class="t"><span class="str"> amount: Pixels to add to line spacing (default: 2)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t600" href="#t600">600</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t601" href="#t601">601</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t602" href="#t602">602</a></span><span class="t"><span class="str"> Re-rendered page with increased line spacing</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t603" href="#t603">603</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t604" href="#t604">604</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">line_spacing</span> <span class="op">+=</span> <span class="nam">amount</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t605" href="#t605">605</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">page_style</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span> <span class="com"># Update renderer's reference</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t606" href="#t606">606</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">buffer</span><span class="op">.</span><span class="nam">invalidate_all</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear cache to force re-render</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t607" href="#t607">607</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_clear_history</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear position history</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t608" href="#t608">608</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t609" href="#t609">609</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t610" href="#t610">610</a></span><span class="t"> <span class="key">def</span> <span class="nam">decrease_line_spacing</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">amount</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">2</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t611" href="#t611">611</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t612" href="#t612">612</a></span><span class="t"><span class="str"> Decrease line spacing and re-render current page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t613" href="#t613">613</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t614" href="#t614">614</a></span><span class="t"><span class="str"> Clears page history since spacing changes invalidate all cached positions.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t615" href="#t615">615</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t616" href="#t616">616</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t617" href="#t617">617</a></span><span class="t"><span class="str"> amount: Pixels to remove from line spacing (default: 2)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t618" href="#t618">618</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t619" href="#t619">619</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t620" href="#t620">620</a></span><span class="t"><span class="str"> Re-rendered page with decreased line spacing</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t621" href="#t621">621</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t622" href="#t622">622</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">line_spacing</span> <span class="op">=</span> <span class="nam">max</span><span class="op">(</span><span class="num">0</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">line_spacing</span> <span class="op">-</span> <span class="nam">amount</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t623" href="#t623">623</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">page_style</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span> <span class="com"># Update renderer's reference</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t624" href="#t624">624</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">buffer</span><span class="op">.</span><span class="nam">invalidate_all</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear cache to force re-render</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t625" href="#t625">625</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_clear_history</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear position history</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t626" href="#t626">626</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t627" href="#t627">627</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t628" href="#t628">628</a></span><span class="t"> <span class="key">def</span> <span class="nam">increase_inter_block_spacing</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">amount</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">5</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t629" href="#t629">629</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t630" href="#t630">630</a></span><span class="t"><span class="str"> Increase spacing between blocks and re-render current page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t631" href="#t631">631</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t632" href="#t632">632</a></span><span class="t"><span class="str"> Clears page history since spacing changes invalidate all cached positions.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t633" href="#t633">633</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t634" href="#t634">634</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t635" href="#t635">635</a></span><span class="t"><span class="str"> amount: Pixels to add to inter-block spacing (default: 5)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t636" href="#t636">636</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t637" href="#t637">637</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t638" href="#t638">638</a></span><span class="t"><span class="str"> Re-rendered page with increased block spacing</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t639" href="#t639">639</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t640" href="#t640">640</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">inter_block_spacing</span> <span class="op">+=</span> <span class="nam">amount</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t641" href="#t641">641</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">page_style</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span> <span class="com"># Update renderer's reference</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t642" href="#t642">642</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">buffer</span><span class="op">.</span><span class="nam">invalidate_all</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear cache to force re-render</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t643" href="#t643">643</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_clear_history</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear position history</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t644" href="#t644">644</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t645" href="#t645">645</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t646" href="#t646">646</a></span><span class="t"> <span class="key">def</span> <span class="nam">decrease_inter_block_spacing</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">amount</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">5</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t647" href="#t647">647</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t648" href="#t648">648</a></span><span class="t"><span class="str"> Decrease spacing between blocks and re-render current page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t649" href="#t649">649</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t650" href="#t650">650</a></span><span class="t"><span class="str"> Clears page history since spacing changes invalidate all cached positions.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t651" href="#t651">651</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t652" href="#t652">652</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t653" href="#t653">653</a></span><span class="t"><span class="str"> amount: Pixels to remove from inter-block spacing (default: 5)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t654" href="#t654">654</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t655" href="#t655">655</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t656" href="#t656">656</a></span><span class="t"><span class="str"> Re-rendered page with decreased block spacing</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t657" href="#t657">657</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t658" href="#t658">658</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">inter_block_spacing</span> <span class="op">=</span> <span class="nam">max</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="mis mis2 show_mis"><span class="n"><a id="t659" href="#t659">659</a></span><span class="t"> <span class="num">0</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">inter_block_spacing</span> <span class="op">-</span> <span class="nam">amount</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t660" href="#t660">660</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">page_style</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span> <span class="com"># Update renderer's reference</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t661" href="#t661">661</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">buffer</span><span class="op">.</span><span class="nam">invalidate_all</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear cache to force re-render</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t662" href="#t662">662</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_clear_history</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear position history</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t663" href="#t663">663</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t664" href="#t664">664</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t665" href="#t665">665</a></span><span class="t"> <span class="key">def</span> <span class="nam">increase_word_spacing</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">amount</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">2</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t666" href="#t666">666</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t667" href="#t667">667</a></span><span class="t"><span class="str"> Increase spacing between words and re-render current page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t668" href="#t668">668</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t669" href="#t669">669</a></span><span class="t"><span class="str"> Clears page history since spacing changes invalidate all cached positions.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t670" href="#t670">670</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t671" href="#t671">671</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t672" href="#t672">672</a></span><span class="t"><span class="str"> amount: Pixels to add to word spacing (default: 2)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t673" href="#t673">673</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t674" href="#t674">674</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t675" href="#t675">675</a></span><span class="t"><span class="str"> Re-rendered page with increased word spacing</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t676" href="#t676">676</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t677" href="#t677">677</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">word_spacing</span> <span class="op">+=</span> <span class="nam">amount</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t678" href="#t678">678</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">page_style</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span> <span class="com"># Update renderer's reference</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t679" href="#t679">679</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">buffer</span><span class="op">.</span><span class="nam">invalidate_all</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear cache to force re-render</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t680" href="#t680">680</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_clear_history</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear position history</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t681" href="#t681">681</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t682" href="#t682">682</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t683" href="#t683">683</a></span><span class="t"> <span class="key">def</span> <span class="nam">decrease_word_spacing</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">amount</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">2</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Page</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t684" href="#t684">684</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t685" href="#t685">685</a></span><span class="t"><span class="str"> Decrease spacing between words and re-render current page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t686" href="#t686">686</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t687" href="#t687">687</a></span><span class="t"><span class="str"> Clears page history since spacing changes invalidate all cached positions.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t688" href="#t688">688</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t689" href="#t689">689</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t690" href="#t690">690</a></span><span class="t"><span class="str"> amount: Pixels to remove from word spacing (default: 2)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t691" href="#t691">691</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t692" href="#t692">692</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t693" href="#t693">693</a></span><span class="t"><span class="str"> Re-rendered page with decreased word spacing</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t694" href="#t694">694</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t695" href="#t695">695</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">word_spacing</span> <span class="op">=</span> <span class="nam">max</span><span class="op">(</span><span class="num">0</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span><span class="op">.</span><span class="nam">word_spacing</span> <span class="op">-</span> <span class="nam">amount</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t696" href="#t696">696</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">page_style</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_style</span> <span class="com"># Update renderer's reference</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t697" href="#t697">697</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">buffer</span><span class="op">.</span><span class="nam">invalidate_all</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear cache to force re-render</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t698" href="#t698">698</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_clear_history</span><span class="op">(</span><span class="op">)</span> <span class="com"># Clear position history</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t699" href="#t699">699</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t700" href="#t700">700</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t701" href="#t701">701</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_table_of_contents</span><span class="op">(</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t702" href="#t702">702</a></span><span class="t"> <span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">List</span><span class="op">[</span><span class="nam">Tuple</span><span class="op">[</span><span class="nam">str</span><span class="op">,</span> <span class="nam">HeadingLevel</span><span class="op">,</span> <span class="nam">RenderingPosition</span><span class="op">]</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t703" href="#t703">703</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t704" href="#t704">704</a></span><span class="t"><span class="str"> Get the table of contents.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t705" href="#t705">705</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t706" href="#t706">706</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t707" href="#t707">707</a></span><span class="t"><span class="str"> List of (title, level, position) tuples</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t708" href="#t708">708</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t709" href="#t709">709</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_navigator</span><span class="op">.</span><span class="nam">get_table_of_contents</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t710" href="#t710">710</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t711" href="#t711">711</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_current_chapter</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">ChapterInfo</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t712" href="#t712">712</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t713" href="#t713">713</a></span><span class="t"><span class="str"> Get information about the current chapter.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t714" href="#t714">714</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t715" href="#t715">715</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t716" href="#t716">716</a></span><span class="t"><span class="str"> Current chapter info or None if no chapters</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t717" href="#t717">717</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t718" href="#t718">718</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapter_navigator</span><span class="op">.</span><span class="nam">get_current_chapter</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t719" href="#t719">719</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t720" href="#t720">720</a></span><span class="t"> <span class="key">def</span> <span class="nam">add_bookmark</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">name</span><span class="op">:</span> <span class="nam">str</span><span class="op">)</span> <span class="op">-></span> <span class="nam">bool</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t721" href="#t721">721</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t722" href="#t722">722</a></span><span class="t"><span class="str"> Add a bookmark at the current position.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t723" href="#t723">723</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t724" href="#t724">724</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t725" href="#t725">725</a></span><span class="t"><span class="str"> name: Bookmark name</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t726" href="#t726">726</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t727" href="#t727">727</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t728" href="#t728">728</a></span><span class="t"><span class="str"> True if bookmark was added successfully</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t729" href="#t729">729</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t730" href="#t730">730</a></span><span class="t"> <span class="key">try</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t731" href="#t731">731</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmark_manager</span><span class="op">.</span><span class="nam">add_bookmark</span><span class="op">(</span><span class="nam">name</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t732" href="#t732">732</a></span><span class="t"> <span class="key">return</span> <span class="key">True</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t733" href="#t733">733</a></span><span class="t"> <span class="key">except</span> <span class="nam">Exception</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t734" href="#t734">734</a></span><span class="t"> <span class="key">return</span> <span class="key">False</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t735" href="#t735">735</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t736" href="#t736">736</a></span><span class="t"> <span class="key">def</span> <span class="nam">remove_bookmark</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">name</span><span class="op">:</span> <span class="nam">str</span><span class="op">)</span> <span class="op">-></span> <span class="nam">bool</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="exc show_exc"><span class="n"><a id="t737" href="#t737">737</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t738" href="#t738">738</a></span><span class="t"><span class="str"> Remove a bookmark.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t739" href="#t739">739</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t740" href="#t740">740</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t741" href="#t741">741</a></span><span class="t"><span class="str"> name: Bookmark name</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t742" href="#t742">742</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t743" href="#t743">743</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t744" href="#t744">744</a></span><span class="t"><span class="str"> True if bookmark was removed</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t745" href="#t745">745</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t746" href="#t746">746</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmark_manager</span><span class="op">.</span><span class="nam">remove_bookmark</span><span class="op">(</span><span class="nam">name</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t747" href="#t747">747</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t748" href="#t748">748</a></span><span class="t"> <span class="key">def</span> <span class="nam">jump_to_bookmark</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">name</span><span class="op">:</span> <span class="nam">str</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">Page</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t749" href="#t749">749</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t750" href="#t750">750</a></span><span class="t"><span class="str"> Jump to a bookmark.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t751" href="#t751">751</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t752" href="#t752">752</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t753" href="#t753">753</a></span><span class="t"><span class="str"> name: Bookmark name</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t754" href="#t754">754</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t755" href="#t755">755</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t756" href="#t756">756</a></span><span class="t"><span class="str"> Page at bookmark position or None if bookmark not found</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t757" href="#t757">757</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t758" href="#t758">758</a></span><span class="t"> <span class="nam">position</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmark_manager</span><span class="op">.</span><span class="nam">get_bookmark</span><span class="op">(</span><span class="nam">name</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t759" href="#t759">759</a></span><span class="t"> <span class="key">if</span> <span class="nam">position</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t760" href="#t760">760</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">jump_to_position</span><span class="op">(</span><span class="nam">position</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t761" href="#t761">761</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t762" href="#t762">762</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t763" href="#t763">763</a></span><span class="t"> <span class="key">def</span> <span class="nam">list_bookmarks</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">List</span><span class="op">[</span><span class="nam">Tuple</span><span class="op">[</span><span class="nam">str</span><span class="op">,</span> <span class="nam">RenderingPosition</span><span class="op">]</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="exc show_exc"><span class="n"><a id="t764" href="#t764">764</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t765" href="#t765">765</a></span><span class="t"><span class="str"> Get all bookmarks.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t766" href="#t766">766</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t767" href="#t767">767</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t768" href="#t768">768</a></span><span class="t"><span class="str"> List of (name, position) tuples</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t769" href="#t769">769</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t770" href="#t770">770</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmark_manager</span><span class="op">.</span><span class="nam">list_bookmarks</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t771" href="#t771">771</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t772" href="#t772">772</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_reading_progress</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">float</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="exc show_exc"><span class="n"><a id="t773" href="#t773">773</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t774" href="#t774">774</a></span><span class="t"><span class="str"> Get reading progress as a percentage.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t775" href="#t775">775</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t776" href="#t776">776</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t777" href="#t777">777</a></span><span class="t"><span class="str"> Progress from 0.0 to 1.0</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t778" href="#t778">778</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t779" href="#t779">779</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t780" href="#t780">780</a></span><span class="t"> <span class="key">return</span> <span class="num">0.0</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t781" href="#t781">781</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t782" href="#t782">782</a></span><span class="t"> <span class="com"># Simple progress calculation based on block index</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t783" href="#t783">783</a></span><span class="t"> <span class="com"># A more sophisticated version would consider word positions</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t784" href="#t784">784</a></span><span class="t"> <span class="nam">total_blocks</span> <span class="op">=</span> <span class="nam">len</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">blocks</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t785" href="#t785">785</a></span><span class="t"> <span class="nam">current_block</span> <span class="op">=</span> <span class="nam">min</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">.</span><span class="nam">block_index</span><span class="op">,</span> <span class="nam">total_blocks</span> <span class="op">-</span> <span class="num">1</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t786" href="#t786">786</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t787" href="#t787">787</a></span><span class="t"> <span class="key">return</span> <span class="nam">current_block</span> <span class="op">/</span> <span class="nam">max</span><span class="op">(</span><span class="num">1</span><span class="op">,</span> <span class="nam">total_blocks</span> <span class="op">-</span> <span class="num">1</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t788" href="#t788">788</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t789" href="#t789">789</a></span><span class="t"> <span class="key">def</span> <span class="nam">has_cover</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">bool</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t790" href="#t790">790</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t791" href="#t791">791</a></span><span class="t"><span class="str"> Check if the document has a cover page.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t792" href="#t792">792</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t793" href="#t793">793</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t794" href="#t794">794</a></span><span class="t"><span class="str"> True if a cover page is available</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t795" href="#t795">795</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t796" href="#t796">796</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_has_cover</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t797" href="#t797">797</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t798" href="#t798">798</a></span><span class="t"> <span class="key">def</span> <span class="nam">is_on_cover</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">bool</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t799" href="#t799">799</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t800" href="#t800">800</a></span><span class="t"><span class="str"> Check if currently viewing the cover page.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t801" href="#t801">801</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t802" href="#t802">802</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t803" href="#t803">803</a></span><span class="t"><span class="str"> True if on the cover page</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t804" href="#t804">804</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t805" href="#t805">805</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t806" href="#t806">806</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t807" href="#t807">807</a></span><span class="t"> <span class="key">def</span> <span class="nam">jump_to_cover</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">Page</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t808" href="#t808">808</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t809" href="#t809">809</a></span><span class="t"><span class="str"> Jump to the cover page if one exists.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t810" href="#t810">810</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t811" href="#t811">811</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t812" href="#t812">812</a></span><span class="t"><span class="str"> Cover page or None if no cover exists</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t813" href="#t813">813</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t814" href="#t814">814</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_has_cover</span><span class="op">:</span> </span><span class="r"><span class="annotate short">814 ↛ 815</span><span class="annotate long">line 814 didn't jump to line 815 because the condition on line 814 was never true</span></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t815" href="#t815">815</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t816" href="#t816">816</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t817" href="#t817">817</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span> <span class="op">=</span> <span class="key">True</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t818" href="#t818">818</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_notify_position_changed</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t819" href="#t819">819</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_page</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t820" href="#t820">820</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t821" href="#t821">821</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_position_info</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Dict</span><span class="op">[</span><span class="nam">str</span><span class="op">,</span> <span class="nam">Any</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t822" href="#t822">822</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t823" href="#t823">823</a></span><span class="t"><span class="str"> Get detailed information about the current position.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t824" href="#t824">824</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t825" href="#t825">825</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t826" href="#t826">826</a></span><span class="t"><span class="str"> Dictionary with position details</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t827" href="#t827">827</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t828" href="#t828">828</a></span><span class="t"> <span class="nam">current_chapter</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_current_chapter</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t829" href="#t829">829</a></span><span class="t"> <span class="nam">font_family</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_font_family</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t830" href="#t830">830</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t831" href="#t831">831</a></span><span class="t"> <span class="key">return</span> <span class="op">{</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t832" href="#t832">832</a></span><span class="t"> <span class="str">'position'</span><span class="op">:</span> <span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">.</span><span class="nam">to_dict</span><span class="op">(</span><span class="op">)</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t833" href="#t833">833</a></span><span class="t"> <span class="str">'on_cover'</span><span class="op">:</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_on_cover_page</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t834" href="#t834">834</a></span><span class="t"> <span class="str">'has_cover'</span><span class="op">:</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_has_cover</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t835" href="#t835">835</a></span><span class="t"> <span class="str">'chapter'</span><span class="op">:</span> <span class="op">{</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t836" href="#t836">836</a></span><span class="t"> <span class="str">'title'</span><span class="op">:</span> <span class="nam">current_chapter</span><span class="op">.</span><span class="nam">title</span> <span class="key">if</span> <span class="nam">current_chapter</span> <span class="key">else</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t837" href="#t837">837</a></span><span class="t"> <span class="str">'level'</span><span class="op">:</span> <span class="nam">current_chapter</span><span class="op">.</span><span class="nam">level</span> <span class="key">if</span> <span class="nam">current_chapter</span> <span class="key">else</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t838" href="#t838">838</a></span><span class="t"> <span class="str">'index'</span><span class="op">:</span> <span class="nam">current_chapter</span><span class="op">.</span><span class="nam">block_index</span> <span class="key">if</span> <span class="nam">current_chapter</span> <span class="key">else</span> <span class="key">None</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t839" href="#t839">839</a></span><span class="t"> <span class="op">}</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t840" href="#t840">840</a></span><span class="t"> <span class="str">'progress'</span><span class="op">:</span> <span class="nam">self</span><span class="op">.</span><span class="nam">get_reading_progress</span><span class="op">(</span><span class="op">)</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t841" href="#t841">841</a></span><span class="t"> <span class="str">'font_scale'</span><span class="op">:</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_scale</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t842" href="#t842">842</a></span><span class="t"> <span class="str">'font_family'</span><span class="op">:</span> <span class="nam">font_family</span><span class="op">.</span><span class="nam">value</span> <span class="key">if</span> <span class="nam">font_family</span> <span class="key">else</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t843" href="#t843">843</a></span><span class="t"> <span class="str">'page_size'</span><span class="op">:</span> <span class="nam">self</span><span class="op">.</span><span class="nam">page_size</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t844" href="#t844">844</a></span><span class="t"> <span class="op">}</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t845" href="#t845">845</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t846" href="#t846">846</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_cache_stats</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Dict</span><span class="op">[</span><span class="nam">str</span><span class="op">,</span> <span class="nam">Any</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="exc show_exc"><span class="n"><a id="t847" href="#t847">847</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t848" href="#t848">848</a></span><span class="t"><span class="str"> Get cache statistics for debugging/monitoring.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t849" href="#t849">849</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t850" href="#t850">850</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t851" href="#t851">851</a></span><span class="t"><span class="str"> Dictionary with cache statistics</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t852" href="#t852">852</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t853" href="#t853">853</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">get_cache_stats</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t854" href="#t854">854</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t855" href="#t855">855</a></span><span class="t"> <span class="key">def</span> <span class="nam">shutdown</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="exc show_exc"><span class="n"><a id="t856" href="#t856">856</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t857" href="#t857">857</a></span><span class="t"><span class="str"> Shutdown the ereader manager and clean up resources.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t858" href="#t858">858</a></span><span class="t"><span class="str"> Call this when the application is closing.</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t859" href="#t859">859</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t860" href="#t860">860</a></span><span class="t"> <span class="com"># Save current position</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t861" href="#t861">861</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">bookmark_manager</span><span class="op">.</span><span class="nam">save_reading_position</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">current_position</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t862" href="#t862">862</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t863" href="#t863">863</a></span><span class="t"> <span class="com"># Shutdown renderer and buffer</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t864" href="#t864">864</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">renderer</span><span class="op">.</span><span class="nam">shutdown</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t865" href="#t865">865</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t866" href="#t866">866</a></span><span class="t"> <span class="key">def</span> <span class="nam">__del__</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="exc show_exc"><span class="n"><a id="t867" href="#t867">867</a></span><span class="t"> <span class="str">"""Cleanup on destruction"""</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t868" href="#t868">868</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">shutdown</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t869" href="#t869">869</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t870" href="#t870">870</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t871" href="#t871">871</a></span><span class="t"><span class="com"># Convenience function for quick setup</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t872" href="#t872">872</a></span><span class="t"><span class="key">def</span> <span class="nam">create_ereader_manager</span><span class="op">(</span><span class="nam">blocks</span><span class="op">:</span> <span class="nam">List</span><span class="op">[</span><span class="nam">Block</span><span class="op">]</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t873" href="#t873">873</a></span><span class="t"> <span class="nam">page_size</span><span class="op">:</span> <span class="nam">Tuple</span><span class="op">[</span><span class="nam">int</span><span class="op">,</span> <span class="nam">int</span><span class="op">]</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t874" href="#t874">874</a></span><span class="t"> <span class="nam">document_id</span><span class="op">:</span> <span class="nam">str</span> <span class="op">=</span> <span class="str">"default"</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t875" href="#t875">875</a></span><span class="t"> <span class="op">**</span><span class="nam">kwargs</span><span class="op">)</span> <span class="op">-></span> <span class="nam">EreaderLayoutManager</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="exc show_exc"><span class="n"><a id="t876" href="#t876">876</a></span><span class="t"> <span class="str">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t877" href="#t877">877</a></span><span class="t"><span class="str"> Convenience function to create an ereader manager with sensible defaults.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t878" href="#t878">878</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t879" href="#t879">879</a></span><span class="t"><span class="str"> Args:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t880" href="#t880">880</a></span><span class="t"><span class="str"> blocks: Document blocks to render</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t881" href="#t881">881</a></span><span class="t"><span class="str"> page_size: Page size (width, height) in pixels</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t882" href="#t882">882</a></span><span class="t"><span class="str"> document_id: Unique identifier for the document</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t883" href="#t883">883</a></span><span class="t"><span class="str"> **kwargs: Additional arguments passed to EreaderLayoutManager</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t884" href="#t884">884</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t885" href="#t885">885</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t886" href="#t886">886</a></span><span class="t"><span class="str"> Configured EreaderLayoutManager instance</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t887" href="#t887">887</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t888" href="#t888">888</a></span><span class="t"> <span class="key">return</span> <span class="nam">EreaderLayoutManager</span><span class="op">(</span><span class="nam">blocks</span><span class="op">,</span> <span class="nam">page_size</span><span class="op">,</span> <span class="nam">document_id</span><span class="op">,</span> <span class="op">**</span><span class="nam">kwargs</span><span class="op">)</span> </span><span class="r"></span></p>
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