854 lines
206 KiB
HTML
854 lines
206 KiB
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<title>Coverage for pyWebLayout/layout/ereader_layout.py: 83%</title>
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<span class="text">Coverage for </span><b>pyWebLayout/layout/ereader_layout.py</b>:
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<span class="pc_cov">83%</span>
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<span class="text">279 statements </span>
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<a class="nav" href="https://coverage.readthedocs.io/en/7.11.2">coverage.py v7.11.2</a>,
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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">Enhanced ereader layout system with position tracking, font scaling, and multi-page support.</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 core infrastructure for building high-performance ereader applications</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">with features like:</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">- Precise position tracking tied to abstract document structure</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">- 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="t8" href="#t8">8</a></span><span class="t"><span class="str">- Bidirectional page rendering (forward/backward)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t9" href="#t9">9</a></span><span class="t"><span class="str">- Chapter navigation based on HTML headings</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t10" href="#t10">10</a></span><span class="t"><span class="str">- Multi-process page buffering</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t11" href="#t11">11</a></span><span class="t"><span class="str">- Sub-second page rendering performance</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t12" href="#t12">12</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="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="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="t15" href="#t15">15</a></span><span class="t"><span class="key">from</span> <span class="nam">dataclasses</span> <span class="key">import</span> <span class="nam">dataclass</span><span class="op">,</span> <span class="nam">asdict</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">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">Tuple</span><span class="op">,</span> <span class="nam">Optional</span><span class="op">,</span> <span class="nam">Any</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t17" href="#t17">17</a></span><span class="t"> </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">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">Paragraph</span><span class="op">,</span> <span class="nam">Heading</span><span class="op">,</span> <span class="nam">HeadingLevel</span><span class="op">,</span> <span class="nam">Table</span><span class="op">,</span> <span class="nam">HList</span><span class="op">,</span> <span class="nam">Image</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">abstract</span><span class="op">.</span><span class="nam">inline</span> <span class="key">import</span> <span class="nam">Word</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">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="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">concrete</span><span class="op">.</span><span class="nam">text</span> <span class="key">import</span> <span class="nam">Text</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t22" href="#t22">22</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="t23" href="#t23">23</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="key">import</span> <span class="nam">Font</span> </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">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 class="op">,</span> <span class="nam">get_bundled_font_path</span><span class="op">,</span> <span class="nam">FontWeight</span><span class="op">,</span> <span class="nam">FontStyle</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t25" href="#t25">25</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">paragraph_layouter</span><span class="op">,</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="t26" href="#t26">26</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t27" href="#t27">27</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t28" href="#t28">28</a></span><span class="t"><span class="op">@</span><span class="nam">dataclass</span> </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">class</span> <span class="nam">RenderingPosition</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"> Complete state for resuming rendering at any point in a document.</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 class="str"> Position is tied to abstract document structure for stability across font changes.</span> </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"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t34" href="#t34">34</a></span><span class="t"> <span class="nam">chapter_index</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">0</span> <span class="com"># Which chapter (based on headings)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t35" href="#t35">35</a></span><span class="t"> <span class="nam">block_index</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">0</span> <span class="com"># Which block within chapter</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t36" href="#t36">36</a></span><span class="t"> <span class="com"># Which word within block (for paragraphs)</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">word_index</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">0</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">table_row</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">0</span> <span class="com"># Which row for tables</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">table_col</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">0</span> <span class="com"># Which column for tables</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t40" href="#t40">40</a></span><span class="t"> <span class="nam">list_item_index</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">0</span> <span class="com"># Which item for lists</span> </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">remaining_pretext</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">str</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span> <span class="com"># Hyphenated word continuation</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">page_y_offset</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">0</span> <span class="com"># Vertical position on page</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="key">def</span> <span class="nam">to_dict</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="t45" href="#t45">45</a></span><span class="t"> <span class="str">"""Serialize position for saving to file/database"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t46" href="#t46">46</a></span><span class="t"> <span class="key">return</span> <span class="nam">asdict</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="pln"><span class="n"><a id="t47" href="#t47">47</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t48" href="#t48">48</a></span><span class="t"> <span class="op">@</span><span class="nam">classmethod</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">def</span> <span class="nam">from_dict</span><span class="op">(</span><span class="nam">cls</span><span class="op">,</span> <span class="nam">data</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 class="op">-></span> <span class="str">'RenderingPosition'</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="t50" href="#t50">50</a></span><span class="t"> <span class="str">"""Deserialize position from saved state"""</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">return</span> <span class="nam">cls</span><span class="op">(</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="pln"><span class="n"><a id="t52" href="#t52">52</a></span><span class="t"> </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="key">def</span> <span class="nam">copy</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="str">'RenderingPosition'</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="t54" href="#t54">54</a></span><span class="t"> <span class="str">"""Create a copy of this position"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t55" href="#t55">55</a></span><span class="t"> <span class="key">return</span> <span class="nam">RenderingPosition</span><span class="op">(</span><span class="op">**</span><span class="nam">asdict</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="pln"><span class="n"><a id="t56" href="#t56">56</a></span><span class="t"> </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">def</span> <span class="nam">__eq__</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">other</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="t58" href="#t58">58</a></span><span class="t"> <span class="str">"""Check if two positions are equal"""</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="key">if</span> <span class="key">not</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">other</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="t60" href="#t60">60</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="run"><span class="n"><a id="t61" href="#t61">61</a></span><span class="t"> <span class="key">return</span> <span class="nam">asdict</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">==</span> <span class="nam">asdict</span><span class="op">(</span><span class="nam">other</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t62" href="#t62">62</a></span><span class="t"> </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">def</span> <span class="nam">__hash__</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">int</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="t64" href="#t64">64</a></span><span class="t"> <span class="str">"""Make position hashable for use as dict key"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t65" href="#t65">65</a></span><span class="t"> <span class="key">return</span> <span class="nam">hash</span><span class="op">(</span><span class="nam">tuple</span><span class="op">(</span><span class="nam">asdict</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span><span class="op">.</span><span class="nam">values</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="pln"><span class="n"><a id="t66" href="#t66">66</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t67" href="#t67">67</a></span><span class="t"> </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">class</span> <span class="nam">ChapterInfo</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="t69" href="#t69">69</a></span><span class="t"> <span class="str">"""Information about a chapter/section in the document"""</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t70" href="#t70">70</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t71" href="#t71">71</a></span><span class="t"> <span class="key">def</span> <span class="nam">__init__</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t72" href="#t72">72</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="t73" href="#t73">73</a></span><span class="t"> <span class="nam">title</span><span class="op">:</span> <span class="nam">str</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t74" href="#t74">74</a></span><span class="t"> <span class="nam">level</span><span class="op">:</span> <span class="nam">HeadingLevel</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t75" href="#t75">75</a></span><span class="t"> <span class="nam">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="t76" href="#t76">76</a></span><span class="t"> <span class="nam">block_index</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"><span class="n"><a id="t77" href="#t77">77</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">title</span> <span class="op">=</span> <span class="nam">title</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t78" href="#t78">78</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">level</span> <span class="op">=</span> <span class="nam">level</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t79" href="#t79">79</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">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="t80" href="#t80">80</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">=</span> <span class="nam">block_index</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t81" href="#t81">81</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t82" href="#t82">82</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t83" href="#t83">83</a></span><span class="t"><span class="key">class</span> <span class="nam">ChapterNavigator</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="t84" href="#t84">84</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="t85" href="#t85">85</a></span><span class="t"><span class="str"> Handles chapter/section navigation based on HTML heading structure (H1-H6).</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t86" href="#t86">86</a></span><span class="t"><span class="str"> Builds a table of contents and provides navigation capabilities.</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 class="str"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t88" href="#t88">88</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t89" href="#t89">89</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">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 class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t90" href="#t90">90</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="t91" href="#t91">91</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">chapters</span><span class="op">:</span> <span class="nam">List</span><span class="op">[</span><span class="nam">ChapterInfo</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="t92" href="#t92">92</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_build_chapter_map</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="t93" href="#t93">93</a></span><span class="t"> </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">def</span> <span class="nam">_build_chapter_map</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="t95" href="#t95">95</a></span><span class="t"> <span class="str">"""Scan blocks for headings and build chapter navigation map"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t96" href="#t96">96</a></span><span class="t"> <span class="nam">current_chapter_index</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t97" href="#t97">97</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t98" href="#t98">98</a></span><span class="t"> <span class="com"># Check if first block is a cover image and add it to TOC</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t99" href="#t99">99</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></p>
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<p class="run"><span class="n"><a id="t100" href="#t100">100</a></span><span class="t"> <span class="nam">cover_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="t101" href="#t101">101</a></span><span class="t"> <span class="nam">chapter_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="run run2"><span class="n"><a id="t102" href="#t102">102</a></span><span class="t"> <span class="nam">block_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="run run2"><span class="n"><a id="t103" href="#t103">103</a></span><span class="t"> <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="run run2"><span class="n"><a id="t104" href="#t104">104</a></span><span class="t"> <span class="nam">table_row</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 run2"><span class="n"><a id="t105" href="#t105">105</a></span><span class="t"> <span class="nam">table_col</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 run2"><span class="n"><a id="t106" href="#t106">106</a></span><span class="t"> <span class="nam">list_item_index</span><span class="op">=</span><span class="num">0</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t107" href="#t107">107</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="t108" href="#t108">108</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t109" href="#t109">109</a></span><span class="t"> <span class="nam">cover_info</span> <span class="op">=</span> <span class="nam">ChapterInfo</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t110" href="#t110">110</a></span><span class="t"> <span class="nam">title</span><span class="op">=</span><span class="str">"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="t111" href="#t111">111</a></span><span class="t"> <span class="nam">level</span><span class="op">=</span><span class="nam">HeadingLevel</span><span class="op">.</span><span class="nam">H1</span><span class="op">,</span> <span class="com"># Treat as top-level entry</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t112" href="#t112">112</a></span><span class="t"> <span class="nam">position</span><span class="op">=</span><span class="nam">cover_position</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t113" href="#t113">113</a></span><span class="t"> <span class="nam">block_index</span><span class="op">=</span><span class="num">0</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t114" href="#t114">114</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="t115" href="#t115">115</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t116" href="#t116">116</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">chapters</span><span class="op">.</span><span class="nam">append</span><span class="op">(</span><span class="nam">cover_info</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t117" href="#t117">117</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t118" href="#t118">118</a></span><span class="t"> <span class="key">for</span> <span class="nam">block_index</span><span class="op">,</span> <span class="nam">block</span> <span class="key">in</span> <span class="nam">enumerate</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="op">:</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">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">Heading</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 class="com"># Create position for this heading</span> </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="nam">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="t122" href="#t122">122</a></span><span class="t"> <span class="nam">chapter_index</span><span class="op">=</span><span class="nam">current_chapter_index</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t123" href="#t123">123</a></span><span class="t"> <span class="nam">block_index</span><span class="op">=</span><span class="nam">block_index</span><span class="op">,</span> <span class="com"># Use actual block index</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t124" href="#t124">124</a></span><span class="t"> <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="run run2"><span class="n"><a id="t125" href="#t125">125</a></span><span class="t"> <span class="nam">table_row</span><span class="op">=</span><span class="num">0</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t126" href="#t126">126</a></span><span class="t"> <span class="nam">table_col</span><span class="op">=</span><span class="num">0</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t127" href="#t127">127</a></span><span class="t"> <span class="nam">list_item_index</span><span class="op">=</span><span class="num">0</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t128" href="#t128">128</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="t129" href="#t129">129</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t130" href="#t130">130</a></span><span class="t"> <span class="com"># Extract heading text</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t131" href="#t131">131</a></span><span class="t"> <span class="nam">heading_text</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_extract_heading_text</span><span class="op">(</span><span class="nam">block</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t132" href="#t132">132</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t133" href="#t133">133</a></span><span class="t"> <span class="nam">chapter_info</span> <span class="op">=</span> <span class="nam">ChapterInfo</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t134" href="#t134">134</a></span><span class="t"> <span class="nam">title</span><span class="op">=</span><span class="nam">heading_text</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t135" href="#t135">135</a></span><span class="t"> <span class="nam">level</span><span class="op">=</span><span class="nam">block</span><span class="op">.</span><span class="nam">level</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t136" href="#t136">136</a></span><span class="t"> <span class="nam">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 run2"><span class="n"><a id="t137" href="#t137">137</a></span><span class="t"> <span class="nam">block_index</span><span class="op">=</span><span class="nam">block_index</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t138" href="#t138">138</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="t139" href="#t139">139</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t140" href="#t140">140</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">chapters</span><span class="op">.</span><span class="nam">append</span><span class="op">(</span><span class="nam">chapter_info</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t141" href="#t141">141</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t142" href="#t142">142</a></span><span class="t"> <span class="com"># Only increment chapter index for top-level headings (H1)</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t143" href="#t143">143</a></span><span class="t"> <span class="key">if</span> <span class="nam">block</span><span class="op">.</span><span class="nam">level</span> <span class="op">==</span> <span class="nam">HeadingLevel</span><span class="op">.</span><span class="nam">H1</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">current_chapter_index</span> <span class="op">+=</span> <span class="num">1</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t145" href="#t145">145</a></span><span class="t"> </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">def</span> <span class="nam">_extract_heading_text</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">heading</span><span class="op">:</span> <span class="nam">Heading</span><span class="op">)</span> <span class="op">-></span> <span class="nam">str</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="t147" href="#t147">147</a></span><span class="t"> <span class="str">"""Extract text content from a heading block"""</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t148" href="#t148">148</a></span><span class="t"> <span class="nam">words</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="t149" href="#t149">149</a></span><span class="t"> <span class="key">for</span> <span class="nam">position</span><span class="op">,</span> <span class="nam">word</span> <span class="key">in</span> <span class="nam">heading</span><span class="op">.</span><span class="nam">words_iter</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="par run show_par"><span class="n"><a id="t150" href="#t150">150</a></span><span class="t"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">word</span><span class="op">,</span> <span class="nam">Word</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">150 ↛ 149</span><span class="annotate long">line 150 didn't jump to line 149 because the condition on line 150 was always true</span></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="nam">words</span><span class="op">.</span><span class="nam">append</span><span class="op">(</span><span class="nam">word</span><span class="op">.</span><span class="nam">text</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t152" href="#t152">152</a></span><span class="t"> <span class="key">return</span> <span class="str">" "</span><span class="op">.</span><span class="nam">join</span><span class="op">(</span><span class="nam">words</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t153" href="#t153">153</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t154" href="#t154">154</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="t155" href="#t155">155</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="t156" href="#t156">156</a></span><span class="t"> <span class="str">"""Generate table of contents from heading structure"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t157" href="#t157">157</a></span><span class="t"> <span class="key">return</span> <span class="op">[</span><span class="op">(</span><span class="nam">chapter</span><span class="op">.</span><span class="nam">title</span><span class="op">,</span> <span class="nam">chapter</span><span class="op">.</span><span class="nam">level</span><span class="op">,</span> <span class="nam">chapter</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 run2"><span class="n"><a id="t158" href="#t158">158</a></span><span class="t"> <span class="key">for</span> <span class="nam">chapter</span> <span class="key">in</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapters</span><span class="op">]</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t159" href="#t159">159</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t160" href="#t160">160</a></span><span class="t"> <span class="key">def</span> <span class="nam">get_chapter_position</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">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="t161" href="#t161">161</a></span><span class="t"> <span class="str">"""Get rendering position for a chapter by title"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t162" href="#t162">162</a></span><span class="t"> <span class="key">for</span> <span class="nam">chapter</span> <span class="key">in</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapters</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t163" href="#t163">163</a></span><span class="t"> <span class="key">if</span> <span class="nam">chapter</span><span class="op">.</span><span class="nam">title</span><span class="op">.</span><span class="nam">lower</span><span class="op">(</span><span class="op">)</span> <span class="op">==</span> <span class="nam">chapter_title</span><span class="op">.</span><span class="nam">lower</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="t164" href="#t164">164</a></span><span class="t"> <span class="key">return</span> <span class="nam">chapter</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="t165" href="#t165">165</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="t166" href="#t166">166</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t167" href="#t167">167</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="nam">position</span><span class="op">:</span> <span class="nam">RenderingPosition</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="t168" href="#t168">168</a></span><span class="t"> <span class="str">"""Determine which chapter contains the current position"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t169" href="#t169">169</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">chapters</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t170" href="#t170">170</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="t171" href="#t171">171</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t172" href="#t172">172</a></span><span class="t"> <span class="com"># Find the chapter that contains this position</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t173" href="#t173">173</a></span><span class="t"> <span class="key">for</span> <span class="nam">i</span><span class="op">,</span> <span class="nam">chapter</span> <span class="key">in</span> <span class="nam">enumerate</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">chapters</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">173 ↛ 182</span><span class="annotate long">line 173 didn't jump to line 182 because the loop on line 173 didn't complete</span></span></p>
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<p class="pln"><span class="n"><a id="t174" href="#t174">174</a></span><span class="t"> <span class="com"># Check if this is the last chapter or if position is before next chapter</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t175" href="#t175">175</a></span><span class="t"> <span class="key">if</span> <span class="nam">i</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">chapters</span><span class="op">)</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="run"><span class="n"><a id="t176" href="#t176">176</a></span><span class="t"> <span class="key">return</span> <span class="nam">chapter</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t177" href="#t177">177</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t178" href="#t178">178</a></span><span class="t"> <span class="nam">next_chapter</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapters</span><span class="op">[</span><span class="nam">i</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="run"><span class="n"><a id="t179" href="#t179">179</a></span><span class="t"> <span class="key">if</span> <span class="nam">position</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="op"><</span> <span class="nam">next_chapter</span><span class="op">.</span><span class="nam">position</span><span class="op">.</span><span class="nam">chapter_index</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t180" href="#t180">180</a></span><span class="t"> <span class="key">return</span> <span class="nam">chapter</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t181" href="#t181">181</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="t182" href="#t182">182</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapters</span><span class="op">[</span><span class="num">0</span><span class="op">]</span> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">chapters</span> <span class="key">else</span> <span class="key">None</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t183" href="#t183">183</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t184" href="#t184">184</a></span><span class="t"> </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="key">class</span> <span class="nam">FontFamilyOverride</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="t186" href="#t186">186</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="t187" href="#t187">187</a></span><span class="t"><span class="str"> Manages font family preferences for ereader rendering.</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t188" href="#t188">188</a></span><span class="t"><span class="str"> Allows dynamic font family switching without modifying source blocks.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t189" href="#t189">189</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="t190" href="#t190">190</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t191" href="#t191">191</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">preferred_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="key">None</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="t192" href="#t192">192</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="t193" href="#t193">193</a></span><span class="t"><span class="str"> Initialize 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="t194" href="#t194">194</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="t195" href="#t195">195</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="t196" href="#t196">196</a></span><span class="t"><span class="str"> preferred_family: Preferred bundled font family (None = use original fonts)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t197" href="#t197">197</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="t198" href="#t198">198</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">preferred_family</span> <span class="op">=</span> <span class="nam">preferred_family</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t199" href="#t199">199</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t200" href="#t200">200</a></span><span class="t"> <span class="key">def</span> <span class="nam">override_font</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">font</span><span class="op">:</span> <span class="nam">Font</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Font</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="t201" href="#t201">201</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="t202" href="#t202">202</a></span><span class="t"><span class="str"> Create a new font with the preferred family while preserving other attributes.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t203" href="#t203">203</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="t204" href="#t204">204</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="t205" href="#t205">205</a></span><span class="t"><span class="str"> font: Original font object</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t206" href="#t206">206</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="t207" href="#t207">207</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="t208" href="#t208">208</a></span><span class="t"><span class="str"> Font with overridden family, or original if no override is set</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t209" href="#t209">209</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="t210" href="#t210">210</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">preferred_family</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="mis show_mis"><span class="n"><a id="t211" href="#t211">211</a></span><span class="t"> <span class="key">return</span> <span class="nam">font</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t212" href="#t212">212</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t213" href="#t213">213</a></span><span class="t"> <span class="com"># Get the appropriate font path for the preferred family</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t214" href="#t214">214</a></span><span class="t"> <span class="com"># preserving the original font's weight and style</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t215" href="#t215">215</a></span><span class="t"> <span class="nam">new_font_path</span> <span class="op">=</span> <span class="nam">get_bundled_font_path</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="t216" href="#t216">216</a></span><span class="t"> <span class="nam">family</span><span class="op">=</span><span class="nam">self</span><span class="op">.</span><span class="nam">preferred_family</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="t217" href="#t217">217</a></span><span class="t"> <span class="nam">weight</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">weight</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="t218" href="#t218">218</a></span><span class="t"> <span class="nam">style</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">style</span> </span><span class="r"></span></p>
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<p class="mis mis2 show_mis"><span class="n"><a id="t219" href="#t219">219</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="t220" href="#t220">220</a></span><span class="t"> </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 class="com"># If we couldn't find a matching font, fall back to original</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t222" href="#t222">222</a></span><span class="t"> <span class="key">if</span> <span class="nam">new_font_path</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="mis show_mis"><span class="n"><a id="t223" href="#t223">223</a></span><span class="t"> <span class="key">return</span> <span class="nam">font</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t224" href="#t224">224</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t225" href="#t225">225</a></span><span class="t"> <span class="com"># Create a new font with the overridden path</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t226" href="#t226">226</a></span><span class="t"> <span class="key">return</span> <span class="nam">Font</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="t227" href="#t227">227</a></span><span class="t"> <span class="nam">font_path</span><span class="op">=</span><span class="nam">new_font_path</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="t228" href="#t228">228</a></span><span class="t"> <span class="nam">font_size</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">font_size</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="t229" href="#t229">229</a></span><span class="t"> <span class="nam">colour</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">colour</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="t230" href="#t230">230</a></span><span class="t"> <span class="nam">weight</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">weight</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="t231" href="#t231">231</a></span><span class="t"> <span class="nam">style</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">style</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="t232" href="#t232">232</a></span><span class="t"> <span class="nam">decoration</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">decoration</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="t233" href="#t233">233</a></span><span class="t"> <span class="nam">background</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">background</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="t234" href="#t234">234</a></span><span class="t"> <span class="nam">language</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">language</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="t235" href="#t235">235</a></span><span class="t"> <span class="nam">min_hyphenation_width</span><span class="op">=</span><span class="nam">font</span><span class="op">.</span><span class="nam">min_hyphenation_width</span> </span><span class="r"></span></p>
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<p class="mis mis2 show_mis"><span class="n"><a id="t236" href="#t236">236</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="t237" href="#t237">237</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t238" href="#t238">238</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t239" href="#t239">239</a></span><span class="t"><span class="key">class</span> <span class="nam">FontScaler</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="t240" href="#t240">240</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="t241" href="#t241">241</a></span><span class="t"><span class="str"> Handles font scaling operations for ereader font size adjustments.</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"> Applies scaling at layout/render time while preserving original font objects.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t243" href="#t243">243</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="t244" href="#t244">244</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t245" href="#t245">245</a></span><span class="t"> <span class="op">@</span><span class="nam">staticmethod</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t246" href="#t246">246</a></span><span class="t"> <span class="key">def</span> <span class="nam">scale_font</span><span class="op">(</span><span class="nam">font</span><span class="op">:</span> <span class="nam">Font</span><span class="op">,</span> <span class="nam">scale_factor</span><span class="op">:</span> <span class="nam">float</span><span class="op">,</span> <span class="nam">family_override</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">FontFamilyOverride</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Font</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="t247" href="#t247">247</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="t248" href="#t248">248</a></span><span class="t"><span class="str"> Create a scaled version of a font for layout calculations.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t249" href="#t249">249</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="t250" href="#t250">250</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="t251" href="#t251">251</a></span><span class="t"><span class="str"> font: Original font object</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t252" href="#t252">252</a></span><span class="t"><span class="str"> scale_factor: Scaling factor (1.0 = no change, 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="t253" href="#t253">253</a></span><span class="t"><span class="str"> family_override: Optional 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="t254" href="#t254">254</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="t255" href="#t255">255</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="t256" href="#t256">256</a></span><span class="t"><span class="str"> New Font object with scaled size and optional family override</span> </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"> """</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t258" href="#t258">258</a></span><span class="t"> <span class="com"># Apply family override first if specified</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t259" href="#t259">259</a></span><span class="t"> <span class="nam">working_font</span> <span class="op">=</span> <span class="nam">font</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t260" href="#t260">260</a></span><span class="t"> <span class="key">if</span> <span class="nam">family_override</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 class="annotate short">260 ↛ 261</span><span class="annotate long">line 260 didn't jump to line 261 because the condition on line 260 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t261" href="#t261">261</a></span><span class="t"> <span class="nam">working_font</span> <span class="op">=</span> <span class="nam">family_override</span><span class="op">.</span><span class="nam">override_font</span><span class="op">(</span><span class="nam">font</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t262" href="#t262">262</a></span><span class="t"> </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"># Then apply scaling</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="key">if</span> <span class="nam">scale_factor</span> <span class="op">==</span> <span class="num">1.0</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t265" href="#t265">265</a></span><span class="t"> <span class="key">return</span> <span class="nam">working_font</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t266" href="#t266">266</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t267" href="#t267">267</a></span><span class="t"> <span class="nam">scaled_size</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">int</span><span class="op">(</span><span class="nam">working_font</span><span class="op">.</span><span class="nam">font_size</span> <span class="op">*</span> <span class="nam">scale_factor</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="t268" href="#t268">268</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t269" href="#t269">269</a></span><span class="t"> <span class="key">return</span> <span class="nam">Font</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t270" href="#t270">270</a></span><span class="t"> <span class="nam">font_path</span><span class="op">=</span><span class="nam">working_font</span><span class="op">.</span><span class="nam">_font_path</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t271" href="#t271">271</a></span><span class="t"> <span class="nam">font_size</span><span class="op">=</span><span class="nam">scaled_size</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t272" href="#t272">272</a></span><span class="t"> <span class="nam">colour</span><span class="op">=</span><span class="nam">working_font</span><span class="op">.</span><span class="nam">colour</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t273" href="#t273">273</a></span><span class="t"> <span class="nam">weight</span><span class="op">=</span><span class="nam">working_font</span><span class="op">.</span><span class="nam">weight</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t274" href="#t274">274</a></span><span class="t"> <span class="nam">style</span><span class="op">=</span><span class="nam">working_font</span><span class="op">.</span><span class="nam">style</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t275" href="#t275">275</a></span><span class="t"> <span class="nam">decoration</span><span class="op">=</span><span class="nam">working_font</span><span class="op">.</span><span class="nam">decoration</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t276" href="#t276">276</a></span><span class="t"> <span class="nam">background</span><span class="op">=</span><span class="nam">working_font</span><span class="op">.</span><span class="nam">background</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t277" href="#t277">277</a></span><span class="t"> <span class="nam">language</span><span class="op">=</span><span class="nam">working_font</span><span class="op">.</span><span class="nam">language</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t278" href="#t278">278</a></span><span class="t"> <span class="nam">min_hyphenation_width</span><span class="op">=</span><span class="nam">working_font</span><span class="op">.</span><span class="nam">min_hyphenation_width</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t279" href="#t279">279</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="t280" href="#t280">280</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t281" href="#t281">281</a></span><span class="t"> <span class="op">@</span><span class="nam">staticmethod</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t282" href="#t282">282</a></span><span class="t"> <span class="key">def</span> <span class="nam">scale_word_spacing</span><span class="op">(</span><span class="nam">spacing</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="t283" href="#t283">283</a></span><span class="t"> <span class="nam">scale_factor</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</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="exc show_exc"><span class="n"><a id="t284" href="#t284">284</a></span><span class="t"> <span class="str">"""Scale word spacing constraints proportionally"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t285" href="#t285">285</a></span><span class="t"> <span class="key">if</span> <span class="nam">scale_factor</span> <span class="op">==</span> <span class="num">1.0</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t286" href="#t286">286</a></span><span class="t"> <span class="key">return</span> <span class="nam">spacing</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t287" href="#t287">287</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t288" href="#t288">288</a></span><span class="t"> <span class="nam">min_spacing</span><span class="op">,</span> <span class="nam">max_spacing</span> <span class="op">=</span> <span class="nam">spacing</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t289" href="#t289">289</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="t290" href="#t290">290</a></span><span class="t"> <span class="nam">max</span><span class="op">(</span><span class="num">1</span><span class="op">,</span> <span class="nam">int</span><span class="op">(</span><span class="nam">min_spacing</span> <span class="op">*</span> <span class="nam">scale_factor</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="t291" href="#t291">291</a></span><span class="t"> <span class="nam">max</span><span class="op">(</span><span class="num">2</span><span class="op">,</span> <span class="nam">int</span><span class="op">(</span><span class="nam">max_spacing</span> <span class="op">*</span> <span class="nam">scale_factor</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="t292" href="#t292">292</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="t293" href="#t293">293</a></span><span class="t"> </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">class</span> <span class="nam">BidirectionalLayouter</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">"""</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t297" href="#t297">297</a></span><span class="t"><span class="str"> Core layout engine supporting both forward and backward page rendering.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t298" href="#t298">298</a></span><span class="t"><span class="str"> Handles font scaling and maintains position state.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t299" href="#t299">299</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="t300" href="#t300">300</a></span><span class="t"> </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="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="t302" href="#t302">302</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="t303" href="#t303">303</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><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t304" href="#t304">304</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><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t305" href="#t305">305</a></span><span class="t"> <span class="nam">int</span><span class="op">]</span> <span class="op">=</span> <span class="op">(</span><span class="num">800</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t306" href="#t306">306</a></span><span class="t"> <span class="num">600</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="t307" href="#t307">307</a></span><span class="t"> <span class="nam">alignment_override</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="t308" href="#t308">308</a></span><span class="t"> <span class="nam">font_family_override</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">FontFamilyOverride</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</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="t309" href="#t309">309</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="t310" href="#t310">310</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="run"><span class="n"><a id="t311" href="#t311">311</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="t312" href="#t312">312</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="t313" href="#t313">313</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">alignment_override</span> <span class="op">=</span> <span class="nam">alignment_override</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t314" href="#t314">314</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">font_family_override</span> <span class="op">=</span> <span class="nam">font_family_override</span> </span><span class="r"></span></p>
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<p class="pln"><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="run"><span class="n"><a id="t316" href="#t316">316</a></span><span class="t"> <span class="key">def</span> <span class="nam">render_page_forward</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><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t317" href="#t317">317</a></span><span class="t"> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span> <span class="op">=</span> <span class="num">1.0</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Tuple</span><span class="op">[</span><span class="nam">Page</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="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="exc exc2 show_exc"><span class="n"><a id="t319" href="#t319">319</a></span><span class="t"><span class="str"> Render a page starting from the given position, moving forward through the document.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t320" href="#t320">320</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="t321" href="#t321">321</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="t322" href="#t322">322</a></span><span class="t"><span class="str"> position: Starting position in document</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t323" href="#t323">323</a></span><span class="t"><span class="str"> font_scale: Font scaling factor</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t324" href="#t324">324</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="t325" href="#t325">325</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="t326" href="#t326">326</a></span><span class="t"><span class="str"> Tuple of (rendered_page, next_position)</span> </span><span class="r"></span></p>
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<p class="exc exc2 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="run"><span class="n"><a id="t328" href="#t328">328</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">size</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">style</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="run"><span class="n"><a id="t329" href="#t329">329</a></span><span class="t"> <span class="nam">current_pos</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><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t330" href="#t330">330</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t331" href="#t331">331</a></span><span class="t"> <span class="com"># Start laying out blocks from the current position</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t332" href="#t332">332</a></span><span class="t"> <span class="key">while</span> <span class="nam">current_pos</span><span class="op">.</span><span class="nam">block_index</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 class="key">and</span> <span class="nam">page</span><span class="op">.</span><span class="nam">free_space</span><span class="op">(</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><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t333" href="#t333">333</a></span><span class="t"> <span class="com"># Additional bounds check to prevent IndexError</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t334" href="#t334">334</a></span><span class="t"> <span class="key">if</span> <span class="nam">current_pos</span><span class="op">.</span><span class="nam">block_index</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 class="op">:</span> </span><span class="r"><span class="annotate short">334 ↛ 335</span><span class="annotate long">line 334 didn't jump to line 335 because the condition on line 334 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t335" href="#t335">335</a></span><span class="t"> <span class="key">break</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><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="nam">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="nam">current_pos</span><span class="op">.</span><span class="nam">block_index</span><span class="op">]</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t338" href="#t338">338</a></span><span class="t"> </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"># Apply font scaling to the block</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t340" href="#t340">340</a></span><span class="t"> <span class="nam">scaled_block</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_scale_block_fonts</span><span class="op">(</span><span class="nam">block</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="t341" href="#t341">341</a></span><span class="t"> </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="com"># Try to fit the block on the current page</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t343" href="#t343">343</a></span><span class="t"> <span class="nam">success</span><span class="op">,</span> <span class="nam">new_pos</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_layout_block_on_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="t344" href="#t344">344</a></span><span class="t"> <span class="nam">scaled_block</span><span class="op">,</span> <span class="nam">page</span><span class="op">,</span> <span class="nam">current_pos</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="t345" href="#t345">345</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t346" href="#t346">346</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></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"># Block doesn't fit, we're done with this page</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="key">break</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="pln"><span class="n"><a id="t350" href="#t350">350</a></span><span class="t"> <span class="com"># Add inter-block spacing after successfully laying out a block</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t351" href="#t351">351</a></span><span class="t"> <span class="com"># Only add if we're not at the end of the document and there's space</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t352" href="#t352">352</a></span><span class="t"> <span class="key">if</span> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">block_index</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 class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t353" href="#t353">353</a></span><span class="t"> <span class="nam">page</span><span class="op">.</span><span class="nam">_current_y_offset</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><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t354" href="#t354">354</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t355" href="#t355">355</a></span><span class="t"> <span class="com"># Ensure new position doesn't go beyond bounds</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="key">if</span> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">block_index</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 class="op">:</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t357" href="#t357">357</a></span><span class="t"> <span class="com"># We've reached the end of the document</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t358" href="#t358">358</a></span><span class="t"> <span class="nam">current_pos</span> <span class="op">=</span> <span class="nam">new_pos</span> </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">break</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="nam">current_pos</span> <span class="op">=</span> <span class="nam">new_pos</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t362" href="#t362">362</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t363" href="#t363">363</a></span><span class="t"> <span class="key">return</span> <span class="nam">page</span><span class="op">,</span> <span class="nam">current_pos</span> </span><span class="r"></span></p>
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<p class="pln"><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="run"><span class="n"><a id="t365" href="#t365">365</a></span><span class="t"> <span class="key">def</span> <span class="nam">render_page_backward</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="t366" href="#t366">366</a></span><span class="t"> <span class="nam">end_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="t367" href="#t367">367</a></span><span class="t"> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span> <span class="op">=</span> <span class="num">1.0</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Tuple</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="t368" href="#t368">368</a></span><span class="t"> <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="t369" href="#t369">369</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="t370" href="#t370">370</a></span><span class="t"><span class="str"> Render a page that ends at the given position, filling backward.</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"> Critical for "previous page" navigation.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t372" href="#t372">372</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="t373" href="#t373">373</a></span><span class="t"><span class="str"> Uses iterative refinement to find the correct start position that</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t374" href="#t374">374</a></span><span class="t"><span class="str"> results in a page ending at (or very close to) the target position.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t375" href="#t375">375</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="t376" href="#t376">376</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="t377" href="#t377">377</a></span><span class="t"><span class="str"> end_position: Position where page should end</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t378" href="#t378">378</a></span><span class="t"><span class="str"> font_scale: Font scaling factor</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t379" href="#t379">379</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="t380" href="#t380">380</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="t381" href="#t381">381</a></span><span class="t"><span class="str"> Tuple of (rendered_page, start_position)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t382" href="#t382">382</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="t383" href="#t383">383</a></span><span class="t"> <span class="com"># Handle edge case: already at beginning</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t384" href="#t384">384</a></span><span class="t"> <span class="key">if</span> <span class="nam">end_position</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">==</span> <span class="num">0</span> <span class="key">and</span> <span class="nam">end_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 class="annotate short">384 ↛ 385</span><span class="annotate long">line 384 didn't jump to line 385 because the condition on line 384 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t385" href="#t385">385</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">render_page_forward</span><span class="op">(</span><span class="nam">end_position</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="t386" href="#t386">386</a></span><span class="t"> </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 class="com"># Start with initial estimate</span> </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="nam">estimated_start</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_estimate_page_start</span><span class="op">(</span><span class="nam">end_position</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="t389" href="#t389">389</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t390" href="#t390">390</a></span><span class="t"> <span class="com"># Iterative refinement: keep adjusting until we converge or hit max iterations</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">max_iterations</span> <span class="op">=</span> <span class="num">10</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="nam">best_page</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="t393" href="#t393">393</a></span><span class="t"> <span class="nam">best_start</span> <span class="op">=</span> <span class="nam">estimated_start</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t394" href="#t394">394</a></span><span class="t"> <span class="nam">best_distance</span> <span class="op">=</span> <span class="nam">float</span><span class="op">(</span><span class="str">'inf'</span><span class="op">)</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><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="key">for</span> <span class="nam">iteration</span> <span class="key">in</span> <span class="nam">range</span><span class="op">(</span><span class="nam">max_iterations</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="t397" href="#t397">397</a></span><span class="t"> <span class="com"># Render forward from current estimate</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t398" href="#t398">398</a></span><span class="t"> <span class="nam">page</span><span class="op">,</span> <span class="nam">actual_end</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">render_page_forward</span><span class="op">(</span><span class="nam">estimated_start</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="t399" href="#t399">399</a></span><span class="t"> </span><span class="r"></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"># Calculate how far we are from target</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">comparison</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_position_compare</span><span class="op">(</span><span class="nam">actual_end</span><span class="op">,</span> <span class="nam">end_position</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="pln"><span class="n"><a id="t403" href="#t403">403</a></span><span class="t"> <span class="com"># Perfect match or close enough (within same block)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t404" href="#t404">404</a></span><span class="t"> <span class="com"># BUT: ensure we actually moved backward (estimated_start < end_position)</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">if</span> <span class="nam">comparison</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="t406" href="#t406">406</a></span><span class="t"> <span class="com"># Check if we actually found a valid previous page</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t407" href="#t407">407</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_position_compare</span><span class="op">(</span><span class="nam">estimated_start</span><span class="op">,</span> <span class="nam">end_position</span><span class="op">)</span> <span class="op"><</span> <span class="num">0</span><span class="op">:</span> </span><span class="r"><span class="annotate short">407 ↛ 411</span><span class="annotate long">line 407 didn't jump to line 411 because the condition on line 407 was always true</span></span></p>
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<p class="run"><span class="n"><a id="t408" href="#t408">408</a></span><span class="t"> <span class="key">return</span> <span class="nam">page</span><span class="op">,</span> <span class="nam">estimated_start</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t409" href="#t409">409</a></span><span class="t"> <span class="com"># If estimated_start >= end_position, we haven't moved backward</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t410" href="#t410">410</a></span><span class="t"> <span class="com"># Continue iterating to find a better position</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t411" href="#t411">411</a></span><span class="t"> <span class="key">elif</span> <span class="nam">iteration</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="t412" href="#t412">412</a></span><span class="t"> <span class="com"># On first iteration, if we can't find a previous position,</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t413" href="#t413">413</a></span><span class="t"> <span class="com"># we're likely at or near the beginning</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t414" href="#t414">414</a></span><span class="t"> <span class="key">break</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t415" href="#t415">415</a></span><span class="t"> </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"># Track best result so far</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">distance</span> <span class="op">=</span> <span class="nam">abs</span><span class="op">(</span><span class="nam">actual_end</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">-</span> <span class="nam">end_position</span><span class="op">.</span><span class="nam">block_index</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t418" href="#t418">418</a></span><span class="t"> <span class="key">if</span> <span class="nam">distance</span> <span class="op"><</span> <span class="nam">best_distance</span><span class="op">:</span> </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="nam">best_distance</span> <span class="op">=</span> <span class="nam">distance</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t420" href="#t420">420</a></span><span class="t"> <span class="nam">best_page</span> <span class="op">=</span> <span class="nam">page</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t421" href="#t421">421</a></span><span class="t"> <span class="nam">best_start</span> <span class="op">=</span> <span class="nam">estimated_start</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="t422" href="#t422">422</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t423" href="#t423">423</a></span><span class="t"> <span class="com"># Adjust estimate for next iteration</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t424" href="#t424">424</a></span><span class="t"> <span class="nam">estimated_start</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_adjust_start_estimate</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t425" href="#t425">425</a></span><span class="t"> <span class="nam">estimated_start</span><span class="op">,</span> <span class="nam">end_position</span><span class="op">,</span> <span class="nam">actual_end</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><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="pln"><span class="n"><a id="t427" href="#t427">427</a></span><span class="t"> <span class="com"># Safety: don't go before document start</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t428" href="#t428">428</a></span><span class="t"> <span class="key">if</span> <span class="nam">estimated_start</span><span class="op">.</span><span class="nam">block_index</span> <span class="op"><</span> <span class="num">0</span><span class="op">:</span> </span><span class="r"><span class="annotate short">428 ↛ 429</span><span class="annotate long">line 428 didn't jump to line 429 because the condition on line 428 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t429" href="#t429">429</a></span><span class="t"> <span class="nam">estimated_start</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t430" href="#t430">430</a></span><span class="t"> <span class="nam">estimated_start</span><span class="op">.</span><span class="nam">word_index</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t431" href="#t431">431</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t432" href="#t432">432</a></span><span class="t"> <span class="com"># If we exhausted iterations, return best result found</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t433" href="#t433">433</a></span><span class="t"> <span class="com"># BUT: ensure we didn't return the same position (no backward progress)</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">final_page</span> <span class="op">=</span> <span class="nam">best_page</span> <span class="key">if</span> <span class="nam">best_page</span> <span class="key">else</span> <span class="nam">page</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">final_start</span> <span class="op">=</span> <span class="nam">best_start</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t436" href="#t436">436</a></span><span class="t"> </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 class="com"># Safety check: if final_start >= end_position, we failed to move backward</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t438" href="#t438">438</a></span><span class="t"> <span class="com"># This can happen at the beginning of the document or when estimation failed</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t439" href="#t439">439</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_position_compare</span><span class="op">(</span><span class="nam">final_start</span><span class="op">,</span> <span class="nam">end_position</span><span class="op">)</span> <span class="op">>=</span> <span class="num">0</span><span class="op">:</span> </span><span class="r"><span class="annotate short">439 ↛ 441</span><span class="annotate long">line 439 didn't jump to line 441 because the condition on line 439 was never true</span></span></p>
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<p class="pln"><span class="n"><a id="t440" href="#t440">440</a></span><span class="t"> <span class="com"># Can't go further back - check if we're at the absolute beginning</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t441" href="#t441">441</a></span><span class="t"> <span class="key">if</span> <span class="nam">end_position</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">==</span> <span class="num">0</span> <span class="key">and</span> <span class="nam">end_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="t442" href="#t442">442</a></span><span class="t"> <span class="com"># Already at beginning, return as-is</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t443" href="#t443">443</a></span><span class="t"> <span class="key">return</span> <span class="nam">final_page</span><span class="op">,</span> <span class="nam">final_start</span> </span><span class="r"></span></p>
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<p class="pln"><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="pln"><span class="n"><a id="t445" href="#t445">445</a></span><span class="t"> <span class="com"># Fallback strategy: try a more aggressive backward jump</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t446" href="#t446">446</a></span><span class="t"> <span class="com"># Start from several blocks before the current position</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t447" href="#t447">447</a></span><span class="t"> <span class="nam">blocks_to_jump</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">min</span><span class="op">(</span><span class="num">5</span><span class="op">,</span> <span class="nam">end_position</span><span class="op">.</span><span class="nam">block_index</span><span class="op">)</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="t448" href="#t448">448</a></span><span class="t"> <span class="nam">fallback_pos</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="mis mis2 show_mis"><span class="n"><a id="t449" href="#t449">449</a></span><span class="t"> <span class="nam">chapter_index</span><span class="op">=</span><span class="nam">end_position</span><span class="op">.</span><span class="nam">chapter_index</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="t450" href="#t450">450</a></span><span class="t"> <span class="nam">block_index</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">end_position</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">-</span> <span class="nam">blocks_to_jump</span><span class="op">)</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="t451" href="#t451">451</a></span><span class="t"> <span class="nam">word_index</span><span class="op">=</span><span class="num">0</span> </span><span class="r"></span></p>
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<p class="mis mis2 show_mis"><span class="n"><a id="t452" href="#t452">452</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="t453" href="#t453">453</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t454" href="#t454">454</a></span><span class="t"> <span class="com"># Render forward from the fallback position</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t455" href="#t455">455</a></span><span class="t"> <span class="nam">fallback_page</span><span class="op">,</span> <span class="nam">fallback_end</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">render_page_forward</span><span class="op">(</span><span class="nam">fallback_pos</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="t456" href="#t456">456</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t457" href="#t457">457</a></span><span class="t"> <span class="com"># Verify the fallback actually moved us backward</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t458" href="#t458">458</a></span><span class="t"> <span class="key">if</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_position_compare</span><span class="op">(</span><span class="nam">fallback_pos</span><span class="op">,</span> <span class="nam">end_position</span><span class="op">)</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="mis show_mis"><span class="n"><a id="t459" href="#t459">459</a></span><span class="t"> <span class="key">return</span> <span class="nam">fallback_page</span><span class="op">,</span> <span class="nam">fallback_pos</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t460" href="#t460">460</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t461" href="#t461">461</a></span><span class="t"> <span class="com"># If even the fallback didn't work, we're likely at the beginning</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t462" href="#t462">462</a></span><span class="t"> <span class="com"># Return a page starting from the beginning</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t463" href="#t463">463</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">render_page_forward</span><span class="op">(</span><span class="nam">RenderingPosition</span><span class="op">(</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="t464" href="#t464">464</a></span><span class="t"> </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">final_page</span><span class="op">,</span> <span class="nam">final_start</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t466" href="#t466">466</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t467" href="#t467">467</a></span><span class="t"> <span class="key">def</span> <span class="nam">_scale_block_fonts</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">block</span><span class="op">:</span> <span class="nam">Block</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 class="nam">Block</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="t468" href="#t468">468</a></span><span class="t"> <span class="str">"""Apply font scaling and font family override to all fonts in a block"""</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t469" href="#t469">469</a></span><span class="t"> <span class="com"># Check if we need to do any transformation</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t470" href="#t470">470</a></span><span class="t"> <span class="key">if</span> <span class="nam">font_scale</span> <span class="op">==</span> <span class="num">1.0</span> <span class="key">and</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_family_override</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="t471" href="#t471">471</a></span><span class="t"> <span class="key">return</span> <span class="nam">block</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t472" href="#t472">472</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t473" href="#t473">473</a></span><span class="t"> <span class="com"># This is a simplified implementation</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t474" href="#t474">474</a></span><span class="t"> <span class="com"># In practice, we'd need to handle each block type appropriately</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t475" href="#t475">475</a></span><span class="t"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="op">(</span><span class="nam">Paragraph</span><span class="op">,</span> <span class="nam">Heading</span><span class="op">)</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">475 ↛ 491</span><span class="annotate long">line 475 didn't jump to line 491 because the condition on line 475 was always true</span></span></p>
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<p class="run"><span class="n"><a id="t476" href="#t476">476</a></span><span class="t"> <span class="nam">scaled_block_style</span> <span class="op">=</span> <span class="nam">FontScaler</span><span class="op">.</span><span class="nam">scale_font</span><span class="op">(</span><span class="nam">block</span><span class="op">.</span><span class="nam">style</span><span class="op">,</span> <span class="nam">font_scale</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_family_override</span><span class="op">)</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="nam">isinstance</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">Heading</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="t478" href="#t478">478</a></span><span class="t"> <span class="nam">scaled_block</span> <span class="op">=</span> <span class="nam">Heading</span><span class="op">(</span><span class="nam">block</span><span class="op">.</span><span class="nam">level</span><span class="op">,</span> <span class="nam">scaled_block_style</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t479" href="#t479">479</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="run"><span class="n"><a id="t480" href="#t480">480</a></span><span class="t"> <span class="nam">scaled_block</span> <span class="op">=</span> <span class="nam">Paragraph</span><span class="op">(</span><span class="nam">scaled_block_style</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t481" href="#t481">481</a></span><span class="t"> </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 class="com"># words_iter() returns tuples of (position, word)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t483" href="#t483">483</a></span><span class="t"> <span class="key">for</span> <span class="nam">position</span><span class="op">,</span> <span class="nam">word</span> <span class="key">in</span> <span class="nam">block</span><span class="op">.</span><span class="nam">words_iter</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="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">isinstance</span><span class="op">(</span><span class="nam">word</span><span class="op">,</span> <span class="nam">Word</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">484 ↛ 483</span><span class="annotate long">line 484 didn't jump to line 483 because the condition on line 484 was always true</span></span></p>
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<p class="run"><span class="n"><a id="t485" href="#t485">485</a></span><span class="t"> <span class="nam">scaled_word</span> <span class="op">=</span> <span class="nam">Word</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t486" href="#t486">486</a></span><span class="t"> <span class="nam">word</span><span class="op">.</span><span class="nam">text</span><span class="op">,</span> <span class="nam">FontScaler</span><span class="op">.</span><span class="nam">scale_font</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t487" href="#t487">487</a></span><span class="t"> <span class="nam">word</span><span class="op">.</span><span class="nam">style</span><span class="op">,</span> <span class="nam">font_scale</span><span class="op">,</span> <span class="nam">self</span><span class="op">.</span><span class="nam">font_family_override</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="t488" href="#t488">488</a></span><span class="t"> <span class="nam">scaled_block</span><span class="op">.</span><span class="nam">add_word</span><span class="op">(</span><span class="nam">scaled_word</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t489" href="#t489">489</a></span><span class="t"> <span class="key">return</span> <span class="nam">scaled_block</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t490" href="#t490">490</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="t491" href="#t491">491</a></span><span class="t"> <span class="key">return</span> <span class="nam">block</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t492" href="#t492">492</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t493" href="#t493">493</a></span><span class="t"> <span class="key">def</span> <span class="nam">_layout_block_on_page</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="t494" href="#t494">494</a></span><span class="t"> <span class="nam">block</span><span class="op">:</span> <span class="nam">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="t495" href="#t495">495</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="t496" href="#t496">496</a></span><span class="t"> <span class="nam">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="t497" href="#t497">497</a></span><span class="t"> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Tuple</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="run run2"><span class="n"><a id="t498" href="#t498">498</a></span><span class="t"> <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="t499" href="#t499">499</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="t500" href="#t500">500</a></span><span class="t"><span class="str"> Try to layout a block on the page starting from 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="t501" href="#t501">501</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="t502" href="#t502">502</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="t503" href="#t503">503</a></span><span class="t"><span class="str"> Tuple of (success, new_position)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t504" href="#t504">504</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="t505" href="#t505">505</a></span><span class="t"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">Paragraph</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="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_layout_paragraph_on_page</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">page</span><span class="op">,</span> <span class="nam">position</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="par run show_par"><span class="n"><a id="t507" href="#t507">507</a></span><span class="t"> <span class="key">elif</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">Heading</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">507 ↛ 508</span><span class="annotate long">line 507 didn't jump to line 508 because the condition on line 507 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t508" href="#t508">508</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_layout_heading_on_page</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">page</span><span class="op">,</span> <span class="nam">position</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="par run show_par"><span class="n"><a id="t509" href="#t509">509</a></span><span class="t"> <span class="key">elif</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">Table</span><span class="op">)</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">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_layout_table_on_page</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">page</span><span class="op">,</span> <span class="nam">position</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="par run show_par"><span class="n"><a id="t511" href="#t511">511</a></span><span class="t"> <span class="key">elif</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">HList</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">511 ↛ 512</span><span class="annotate long">line 511 didn't jump to line 512 because the condition on line 511 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t512" href="#t512">512</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_layout_list_on_page</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">page</span><span class="op">,</span> <span class="nam">position</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="t513" href="#t513">513</a></span><span class="t"> <span class="key">elif</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">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="t514" href="#t514">514</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_layout_image_on_page</span><span class="op">(</span><span class="nam">block</span><span class="op">,</span> <span class="nam">page</span><span class="op">,</span> <span class="nam">position</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="t515" href="#t515">515</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="pln"><span class="n"><a id="t516" href="#t516">516</a></span><span class="t"> <span class="com"># Skip unknown block types</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t517" href="#t517">517</a></span><span class="t"> <span class="nam">new_pos</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><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t518" href="#t518">518</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">+=</span> <span class="num">1</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t519" href="#t519">519</a></span><span class="t"> <span class="key">return</span> <span class="key">True</span><span class="op">,</span> <span class="nam">new_pos</span> </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><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t521" href="#t521">521</a></span><span class="t"> <span class="key">def</span> <span class="nam">_layout_paragraph_on_page</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="t522" href="#t522">522</a></span><span class="t"> <span class="nam">paragraph</span><span class="op">:</span> <span class="nam">Paragraph</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t523" href="#t523">523</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="t524" href="#t524">524</a></span><span class="t"> <span class="nam">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="t525" href="#t525">525</a></span><span class="t"> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Tuple</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="run run2"><span class="n"><a id="t526" href="#t526">526</a></span><span class="t"> <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="t527" href="#t527">527</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="t528" href="#t528">528</a></span><span class="t"><span class="str"> Layout a paragraph on the page using the core paragraph_layouter.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t529" href="#t529">529</a></span><span class="t"><span class="str"> Integrates font scaling and position tracking with the proven layout logic.</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><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="exc exc2 show_exc"><span class="n"><a id="t531" href="#t531">531</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="t532" href="#t532">532</a></span><span class="t"><span class="str"> paragraph: The paragraph to layout (already scaled if font_scale != 1.0)</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"> page: The page to layout on</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 class="str"> position: Current rendering position</span> </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"> font_scale: Font scaling factor (used for context, paragraph should already be scaled)</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"> Returns:</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"> Tuple of (success, new_position)</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 class="str"> """</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t540" href="#t540">540</a></span><span class="t"> <span class="com"># Convert remaining_pretext from string to Text object if needed</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t541" href="#t541">541</a></span><span class="t"> <span class="nam">pretext_obj</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="t542" href="#t542">542</a></span><span class="t"> <span class="key">if</span> <span class="nam">position</span><span class="op">.</span><span class="nam">remaining_pretext</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t543" href="#t543">543</a></span><span class="t"> <span class="com"># Create a Text object from the pretext string</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">pretext_obj</span> <span class="op">=</span> <span class="nam">Text</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t545" href="#t545">545</a></span><span class="t"> <span class="nam">position</span><span class="op">.</span><span class="nam">remaining_pretext</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t546" href="#t546">546</a></span><span class="t"> <span class="nam">paragraph</span><span class="op">.</span><span class="nam">style</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t547" href="#t547">547</a></span><span class="t"> <span class="nam">page</span><span class="op">.</span><span class="nam">draw</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t548" href="#t548">548</a></span><span class="t"> <span class="nam">line</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="t549" href="#t549">549</a></span><span class="t"> <span class="nam">source</span><span class="op">=</span><span class="key">None</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t550" href="#t550">550</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="t551" href="#t551">551</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t552" href="#t552">552</a></span><span class="t"> <span class="com"># Call the core paragraph layouter with alignment override if set</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="nam">success</span><span class="op">,</span> <span class="nam">failed_word_index</span><span class="op">,</span> <span class="nam">remaining_pretext</span> <span class="op">=</span> <span class="nam">paragraph_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="t554" href="#t554">554</a></span><span class="t"> <span class="nam">paragraph</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t555" href="#t555">555</a></span><span class="t"> <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="t556" href="#t556">556</a></span><span class="t"> <span class="nam">start_word</span><span class="op">=</span><span class="nam">position</span><span class="op">.</span><span class="nam">word_index</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t557" href="#t557">557</a></span><span class="t"> <span class="nam">pretext</span><span class="op">=</span><span class="nam">pretext_obj</span><span class="op">,</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t558" href="#t558">558</a></span><span class="t"> <span class="nam">alignment_override</span><span class="op">=</span><span class="nam">self</span><span class="op">.</span><span class="nam">alignment_override</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t559" href="#t559">559</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="t560" href="#t560">560</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t561" href="#t561">561</a></span><span class="t"> <span class="com"># Create new position based on the result</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t562" href="#t562">562</a></span><span class="t"> <span class="nam">new_pos</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><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t563" href="#t563">563</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t564" href="#t564">564</a></span><span class="t"> <span class="key">if</span> <span class="nam">success</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t565" href="#t565">565</a></span><span class="t"> <span class="com"># Paragraph was fully laid out, move to next block</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t566" href="#t566">566</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">+=</span> <span class="num">1</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t567" href="#t567">567</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">word_index</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t568" href="#t568">568</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">remaining_pretext</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="t569" href="#t569">569</a></span><span class="t"> <span class="key">return</span> <span class="key">True</span><span class="op">,</span> <span class="nam">new_pos</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t570" href="#t570">570</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="pln"><span class="n"><a id="t571" href="#t571">571</a></span><span class="t"> <span class="com"># Paragraph was not fully laid out</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t572" href="#t572">572</a></span><span class="t"> <span class="key">if</span> <span class="nam">failed_word_index</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 class="annotate short">572 ↛ 586</span><span class="annotate long">line 572 didn't jump to line 586 because the condition on line 572 was always true</span></span></p>
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<p class="pln"><span class="n"><a id="t573" href="#t573">573</a></span><span class="t"> <span class="com"># Update position to the word that didn't fit</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t574" href="#t574">574</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">word_index</span> <span class="op">=</span> <span class="nam">failed_word_index</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><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t576" href="#t576">576</a></span><span class="t"> <span class="com"># Convert Text object back to string if there's remaining pretext</span> </span><span class="r"></span></p>
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|
<p class="par run show_par"><span class="n"><a id="t577" href="#t577">577</a></span><span class="t"> <span class="key">if</span> <span class="nam">remaining_pretext</span> <span class="key">is</span> <span class="key">not</span> <span class="key">None</span> <span class="key">and</span> <span class="nam">hasattr</span><span class="op">(</span><span class="nam">remaining_pretext</span><span class="op">,</span> <span class="str">'text'</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">577 ↛ 578</span><span class="annotate long">line 577 didn't jump to line 578 because the condition on line 577 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t578" href="#t578">578</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">remaining_pretext</span> <span class="op">=</span> <span class="nam">remaining_pretext</span><span class="op">.</span><span class="nam">text</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t579" href="#t579">579</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="run"><span class="n"><a id="t580" href="#t580">580</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">remaining_pretext</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="t581" href="#t581">581</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t582" href="#t582">582</a></span><span class="t"> <span class="key">return</span> <span class="key">False</span><span class="op">,</span> <span class="nam">new_pos</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t583" href="#t583">583</a></span><span class="t"> <span class="key">else</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t584" href="#t584">584</a></span><span class="t"> <span class="com"># No specific word failed, but layout wasn't successful</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t585" href="#t585">585</a></span><span class="t"> <span class="com"># This shouldn't normally happen, but handle it gracefully</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t586" href="#t586">586</a></span><span class="t"> <span class="key">return</span> <span class="key">False</span><span class="op">,</span> <span class="nam">position</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t587" href="#t587">587</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t588" href="#t588">588</a></span><span class="t"> <span class="key">def</span> <span class="nam">_layout_heading_on_page</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="t589" href="#t589">589</a></span><span class="t"> <span class="nam">heading</span><span class="op">:</span> <span class="nam">Heading</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t590" href="#t590">590</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="t591" href="#t591">591</a></span><span class="t"> <span class="nam">position</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t592" href="#t592">592</a></span><span class="t"> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Tuple</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="run run2"><span class="n"><a id="t593" href="#t593">593</a></span><span class="t"> <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="t594" href="#t594">594</a></span><span class="t"> <span class="str">"""Layout a heading on the page"""</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t595" href="#t595">595</a></span><span class="t"> <span class="com"># Similar to paragraph but with heading-specific styling</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t596" href="#t596">596</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_layout_paragraph_on_page</span><span class="op">(</span><span class="nam">heading</span><span class="op">,</span> <span class="nam">page</span><span class="op">,</span> <span class="nam">position</span><span class="op">,</span> <span class="nam">font_scale</span><span class="op">)</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t597" href="#t597">597</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t598" href="#t598">598</a></span><span class="t"> <span class="key">def</span> <span class="nam">_layout_table_on_page</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t599" href="#t599">599</a></span><span class="t"> <span class="nam">table</span><span class="op">:</span> <span class="nam">Table</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t600" href="#t600">600</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="t601" href="#t601">601</a></span><span class="t"> <span class="nam">position</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t602" href="#t602">602</a></span><span class="t"> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Tuple</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="run run2"><span class="n"><a id="t603" href="#t603">603</a></span><span class="t"> <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="t604" href="#t604">604</a></span><span class="t"> <span class="str">"""Layout a table on the page with column fitting and row continuation"""</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t605" href="#t605">605</a></span><span class="t"> <span class="com"># This is a complex operation that would need full table layout logic</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t606" href="#t606">606</a></span><span class="t"> <span class="com"># For now, skip tables</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t607" href="#t607">607</a></span><span class="t"> <span class="nam">new_pos</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><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t608" href="#t608">608</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">+=</span> <span class="num">1</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t609" href="#t609">609</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">table_row</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t610" href="#t610">610</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">table_col</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t611" href="#t611">611</a></span><span class="t"> <span class="key">return</span> <span class="key">True</span><span class="op">,</span> <span class="nam">new_pos</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t612" href="#t612">612</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t613" href="#t613">613</a></span><span class="t"> <span class="key">def</span> <span class="nam">_layout_list_on_page</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="t614" href="#t614">614</a></span><span class="t"> <span class="nam">hlist</span><span class="op">:</span> <span class="nam">HList</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t615" href="#t615">615</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="t616" href="#t616">616</a></span><span class="t"> <span class="nam">position</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t617" href="#t617">617</a></span><span class="t"> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Tuple</span><span class="op">[</span><span class="nam">bool</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t618" href="#t618">618</a></span><span class="t"> <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="t619" href="#t619">619</a></span><span class="t"> <span class="str">"""Layout a list on the page"""</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t620" href="#t620">620</a></span><span class="t"> <span class="com"># This would need list-specific layout logic</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t621" href="#t621">621</a></span><span class="t"> <span class="com"># For now, skip lists</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t622" href="#t622">622</a></span><span class="t"> <span class="nam">new_pos</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><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t623" href="#t623">623</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">+=</span> <span class="num">1</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t624" href="#t624">624</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">list_item_index</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t625" href="#t625">625</a></span><span class="t"> <span class="key">return</span> <span class="key">True</span><span class="op">,</span> <span class="nam">new_pos</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t626" href="#t626">626</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t627" href="#t627">627</a></span><span class="t"> <span class="key">def</span> <span class="nam">_layout_image_on_page</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t628" href="#t628">628</a></span><span class="t"> <span class="nam">image</span><span class="op">:</span> <span class="nam">Image</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t629" href="#t629">629</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="t630" href="#t630">630</a></span><span class="t"> <span class="nam">position</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t631" href="#t631">631</a></span><span class="t"> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</span> <span class="op">-></span> <span class="nam">Tuple</span><span class="op">[</span><span class="nam">bool</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t632" href="#t632">632</a></span><span class="t"> <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="t633" href="#t633">633</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="t634" href="#t634">634</a></span><span class="t"><span class="str"> Layout an image on the page using the image_layouter.</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><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 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="t637" href="#t637">637</a></span><span class="t"><span class="str"> image: The Image block to layout</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"> page: The page to layout on</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t639" href="#t639">639</a></span><span class="t"><span class="str"> position: Current rendering position (should be at the start of this image block)</span> </span><span class="r"></span></p>
|
|
<p class="exc exc2 show_exc"><span class="n"><a id="t640" href="#t640">640</a></span><span class="t"><span class="str"> font_scale: Font scaling factor (not used for images, but kept for consistency)</span> </span><span class="r"></span></p>
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<p class="exc exc2 show_exc"><span class="n"><a id="t641" href="#t641">641</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="t642" href="#t642">642</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="t643" href="#t643">643</a></span><span class="t"><span class="str"> Tuple of (success, new_position)</span> </span><span class="r"></span></p>
|
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<p class="exc exc2 show_exc"><span class="n"><a id="t644" href="#t644">644</a></span><span class="t"><span class="str"> - success: True if image was laid out, False if page ran out of space</span> </span><span class="r"></span></p>
|
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<p class="exc exc2 show_exc"><span class="n"><a id="t645" href="#t645">645</a></span><span class="t"><span class="str"> - new_position: Updated position (next block if success, same block if failed)</span> </span><span class="r"></span></p>
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|
<p class="exc exc2 show_exc"><span class="n"><a id="t646" href="#t646">646</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t647" href="#t647">647</a></span><span class="t"> <span class="com"># Try to layout the image on the current page</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t648" href="#t648">648</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>
|
|
<p class="run run2"><span class="n"><a id="t649" href="#t649">649</a></span><span class="t"> <span class="nam">image</span><span class="op">=</span><span class="nam">image</span><span class="op">,</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t650" href="#t650">650</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>
|
|
<p class="run run2"><span class="n"><a id="t651" href="#t651">651</a></span><span class="t"> <span class="nam">max_width</span><span class="op">=</span><span class="key">None</span><span class="op">,</span> <span class="com"># Use page available width</span> </span><span class="r"></span></p>
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|
<p class="run run2"><span class="n"><a id="t652" href="#t652">652</a></span><span class="t"> <span class="nam">max_height</span><span class="op">=</span><span class="key">None</span> <span class="com"># Use page available height</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t653" href="#t653">653</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="t654" href="#t654">654</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t655" href="#t655">655</a></span><span class="t"> <span class="nam">new_pos</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><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t656" href="#t656">656</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t657" href="#t657">657</a></span><span class="t"> <span class="key">if</span> <span class="nam">success</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t658" href="#t658">658</a></span><span class="t"> <span class="com"># Image was successfully laid out, move to next block</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t659" href="#t659">659</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">+=</span> <span class="num">1</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t660" href="#t660">660</a></span><span class="t"> <span class="nam">new_pos</span><span class="op">.</span><span class="nam">word_index</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t661" href="#t661">661</a></span><span class="t"> <span class="key">return</span> <span class="key">True</span><span class="op">,</span> <span class="nam">new_pos</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t662" href="#t662">662</a></span><span class="t"> <span class="key">else</span><span class="op">:</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t663" href="#t663">663</a></span><span class="t"> <span class="com"># Image didn't fit on current page, signal to continue on next page</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t664" href="#t664">664</a></span><span class="t"> <span class="com"># Keep same position so it will be attempted on the next page</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t665" href="#t665">665</a></span><span class="t"> <span class="key">return</span> <span class="key">False</span><span class="op">,</span> <span class="nam">position</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t666" href="#t666">666</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t667" href="#t667">667</a></span><span class="t"> <span class="key">def</span> <span class="nam">_estimate_page_start</span><span class="op">(</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t668" href="#t668">668</a></span><span class="t"> <span class="nam">self</span><span class="op">,</span> </span><span class="r"></span></p>
|
|
<p class="run run2"><span class="n"><a id="t669" href="#t669">669</a></span><span class="t"> <span class="nam">end_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="t670" href="#t670">670</a></span><span class="t"> <span class="nam">font_scale</span><span class="op">:</span> <span class="nam">float</span><span class="op">)</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="exc show_exc"><span class="n"><a id="t671" href="#t671">671</a></span><span class="t"> <span class="str">"""Estimate where a page should start to end at the given position"""</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t672" href="#t672">672</a></span><span class="t"> <span class="com"># This is a simplified heuristic - a full implementation would be more</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t673" href="#t673">673</a></span><span class="t"> <span class="com"># sophisticated</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t674" href="#t674">674</a></span><span class="t"> <span class="nam">estimated_start</span> <span class="op">=</span> <span class="nam">end_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="t675" href="#t675">675</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t676" href="#t676">676</a></span><span class="t"> <span class="com"># Move back by an estimated number of blocks that would fit on a page</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t677" href="#t677">677</a></span><span class="t"> <span class="nam">estimated_blocks_per_page</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">int</span><span class="op">(</span><span class="num">10</span> <span class="op">/</span> <span class="nam">font_scale</span><span class="op">)</span><span class="op">)</span> <span class="com"># Rough estimate</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t678" href="#t678">678</a></span><span class="t"> <span class="nam">estimated_start</span><span class="op">.</span><span class="nam">block_index</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="run run2"><span class="n"><a id="t679" href="#t679">679</a></span><span class="t"> <span class="num">0</span><span class="op">,</span> <span class="nam">end_position</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">-</span> <span class="nam">estimated_blocks_per_page</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t680" href="#t680">680</a></span><span class="t"> <span class="nam">estimated_start</span><span class="op">.</span><span class="nam">word_index</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t681" href="#t681">681</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t682" href="#t682">682</a></span><span class="t"> <span class="key">return</span> <span class="nam">estimated_start</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t683" href="#t683">683</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t684" href="#t684">684</a></span><span class="t"> <span class="key">def</span> <span class="nam">_adjust_start_estimate</span><span class="op">(</span> </span><span class="r"></span></p>
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<p class="run run2"><span class="n"><a id="t685" href="#t685">685</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="t686" href="#t686">686</a></span><span class="t"> <span class="nam">current_start</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="t687" href="#t687">687</a></span><span class="t"> <span class="nam">target_end</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="t688" href="#t688">688</a></span><span class="t"> <span class="nam">actual_end</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">)</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="exc show_exc"><span class="n"><a id="t689" href="#t689">689</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="t690" href="#t690">690</a></span><span class="t"><span class="str"> Adjust start position estimate based on overshoot/undershoot.</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 class="str"> Uses proportional adjustment to converge faster.</span> </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"> """</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t693" href="#t693">693</a></span><span class="t"> <span class="nam">adjusted</span> <span class="op">=</span> <span class="nam">current_start</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="t694" href="#t694">694</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t695" href="#t695">695</a></span><span class="t"> <span class="com"># Calculate the difference between actual and target end positions</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t696" href="#t696">696</a></span><span class="t"> <span class="nam">block_diff</span> <span class="op">=</span> <span class="nam">actual_end</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">-</span> <span class="nam">target_end</span><span class="op">.</span><span class="nam">block_index</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t697" href="#t697">697</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t698" href="#t698">698</a></span><span class="t"> <span class="nam">comparison</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_position_compare</span><span class="op">(</span><span class="nam">actual_end</span><span class="op">,</span> <span class="nam">target_end</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t699" href="#t699">699</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t700" href="#t700">700</a></span><span class="t"> <span class="key">if</span> <span class="nam">comparison</span> <span class="op"><</span> <span class="num">0</span><span class="op">:</span> <span class="com"># Undershot - rendered to block X but need to reach block Y where X < Y</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t701" href="#t701">701</a></span><span class="t"> <span class="com"># We didn't render far enough forward</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t702" href="#t702">702</a></span><span class="t"> <span class="com"># Need to start at a LATER block (higher index) so the page includes more content</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t703" href="#t703">703</a></span><span class="t"> <span class="nam">adjustment</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">abs</span><span class="op">(</span><span class="nam">block_diff</span><span class="op">)</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="run"><span class="n"><a id="t704" href="#t704">704</a></span><span class="t"> <span class="nam">new_index</span> <span class="op">=</span> <span class="nam">adjusted</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">+</span> <span class="nam">adjustment</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t705" href="#t705">705</a></span><span class="t"> <span class="com"># Clamp to valid range</span> </span><span class="r"></span></p>
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<p class="par run show_par"><span class="n"><a id="t706" href="#t706">706</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">blocks</span><span class="op">)</span> <span class="op">></span> <span class="num">0</span><span class="op">:</span> </span><span class="r"><span class="annotate short">706 ↛ 707</span><span class="annotate long">line 706 didn't jump to line 707 because the condition on line 706 was never true</span></span></p>
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<p class="mis show_mis"><span class="n"><a id="t707" href="#t707">707</a></span><span class="t"> <span class="nam">adjusted</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">=</span> <span class="nam">min</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 class="op">-</span> <span class="num">1</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">new_index</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="t708" href="#t708">708</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="run"><span class="n"><a id="t709" href="#t709">709</a></span><span class="t"> <span class="nam">adjusted</span><span class="op">.</span><span class="nam">block_index</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">new_index</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t710" href="#t710">710</a></span><span class="t"> <span class="key">elif</span> <span class="nam">comparison</span> <span class="op">></span> <span class="num">0</span><span class="op">:</span> <span class="com"># Overshot - rendered past the target</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t711" href="#t711">711</a></span><span class="t"> <span class="com"># We rendered too far forward</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t712" href="#t712">712</a></span><span class="t"> <span class="com"># Need to start at an EARLIER block (lower index) so the page doesn't go as far</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t713" href="#t713">713</a></span><span class="t"> <span class="nam">adjustment</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">abs</span><span class="op">(</span><span class="nam">block_diff</span><span class="op">)</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="run"><span class="n"><a id="t714" href="#t714">714</a></span><span class="t"> <span class="nam">adjusted</span><span class="op">.</span><span class="nam">block_index</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">adjusted</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">-</span> <span class="nam">adjustment</span><span class="op">)</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t715" href="#t715">715</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t716" href="#t716">716</a></span><span class="t"> <span class="com"># Reset word index when adjusting blocks</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t717" href="#t717">717</a></span><span class="t"> <span class="nam">adjusted</span><span class="op">.</span><span class="nam">word_index</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t718" href="#t718">718</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t719" href="#t719">719</a></span><span class="t"> <span class="key">return</span> <span class="nam">adjusted</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t720" href="#t720">720</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t721" href="#t721">721</a></span><span class="t"> <span class="key">def</span> <span class="nam">_position_compare</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">pos1</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="t722" href="#t722">722</a></span><span class="t"> <span class="nam">pos2</span><span class="op">:</span> <span class="nam">RenderingPosition</span><span class="op">)</span> <span class="op">-></span> <span class="nam">int</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="t723" href="#t723">723</a></span><span class="t"> <span class="str">"""Compare two positions (-1: pos1 < pos2, 0: equal, 1: pos1 > pos2)"""</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t724" href="#t724">724</a></span><span class="t"> <span class="key">if</span> <span class="nam">pos1</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="op">!=</span> <span class="nam">pos2</span><span class="op">.</span><span class="nam">chapter_index</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t725" href="#t725">725</a></span><span class="t"> <span class="key">return</span> <span class="num">1</span> <span class="key">if</span> <span class="nam">pos1</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="op">></span> <span class="nam">pos2</span><span class="op">.</span><span class="nam">chapter_index</span> <span class="key">else</span> <span class="op">-</span><span class="num">1</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t726" href="#t726">726</a></span><span class="t"> <span class="key">if</span> <span class="nam">pos1</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">!=</span> <span class="nam">pos2</span><span class="op">.</span><span class="nam">block_index</span><span class="op">:</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t727" href="#t727">727</a></span><span class="t"> <span class="key">return</span> <span class="num">1</span> <span class="key">if</span> <span class="nam">pos1</span><span class="op">.</span><span class="nam">block_index</span> <span class="op">></span> <span class="nam">pos2</span><span class="op">.</span><span class="nam">block_index</span> <span class="key">else</span> <span class="op">-</span><span class="num">1</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t728" href="#t728">728</a></span><span class="t"> <span class="key">if</span> <span class="nam">pos1</span><span class="op">.</span><span class="nam">word_index</span> <span class="op">!=</span> <span class="nam">pos2</span><span class="op">.</span><span class="nam">word_index</span><span class="op">:</span> </span><span class="r"></span></p>
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|
<p class="run"><span class="n"><a id="t729" href="#t729">729</a></span><span class="t"> <span class="key">return</span> <span class="num">1</span> <span class="key">if</span> <span class="nam">pos1</span><span class="op">.</span><span class="nam">word_index</span> <span class="op">></span> <span class="nam">pos2</span><span class="op">.</span><span class="nam">word_index</span> <span class="key">else</span> <span class="op">-</span><span class="num">1</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">return</span> <span class="num">0</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t731" href="#t731">731</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t732" href="#t732">732</a></span><span class="t"> </span><span class="r"></span></p>
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|
<p class="pln"><span class="n"><a id="t733" href="#t733">733</a></span><span class="t"><span class="com"># Add can_fit_line method to Page class if it doesn't exist</span> </span><span class="r"></span></p>
|
|
<p class="run"><span class="n"><a id="t734" href="#t734">734</a></span><span class="t"><span class="key">def</span> <span class="nam">_add_page_methods</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="t735" href="#t735">735</a></span><span class="t"> <span class="str">"""Add missing methods to Page class"""</span> </span><span class="r"></span></p>
|
|
<p class="par run show_par"><span class="n"><a id="t736" href="#t736">736</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">hasattr</span><span class="op">(</span><span class="nam">Page</span><span class="op">,</span> <span class="str">'can_fit_line'</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">736 ↛ 737</span><span class="annotate long">line 736 didn't jump to line 737 because the condition on line 736 was never true</span></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t737" href="#t737">737</a></span><span class="t"> <span class="key">def</span> <span class="nam">can_fit_line</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">line_height</span><span class="op">:</span> <span class="nam">int</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="t738" href="#t738">738</a></span><span class="t"> <span class="str">"""Check if a line of given height can fit on the page"""</span> </span><span class="r"></span></p>
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|
<p class="mis show_mis"><span class="n"><a id="t739" href="#t739">739</a></span><span class="t"> <span class="nam">available_height</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">content_size</span><span class="op">[</span><span class="num">1</span><span class="op">]</span> <span class="op">-</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_current_y_offset</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t740" href="#t740">740</a></span><span class="t"> <span class="key">return</span> <span class="nam">available_height</span> <span class="op">>=</span> <span class="nam">line_height</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t741" href="#t741">741</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="mis show_mis"><span class="n"><a id="t742" href="#t742">742</a></span><span class="t"> <span class="nam">Page</span><span class="op">.</span><span class="nam">can_fit_line</span> <span class="op">=</span> <span class="nam">can_fit_line</span> </span><span class="r"></span></p>
|
|
<p class="pln"><span class="n"><a id="t743" href="#t743">743</a></span><span class="t"> </span><span class="r"></span></p>
|
|
<p class="par run show_par"><span class="n"><a id="t744" href="#t744">744</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">hasattr</span><span class="op">(</span><span class="nam">Page</span><span class="op">,</span> <span class="str">'available_width'</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">744 ↛ 745</span><span class="annotate long">line 744 didn't jump to line 745 because the condition on line 744 was never true</span></span></p>
|
|
<p class="mis show_mis"><span class="n"><a id="t745" href="#t745">745</a></span><span class="t"> <span class="op">@</span><span class="nam">property</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t746" href="#t746">746</a></span><span class="t"> <span class="key">def</span> <span class="nam">available_width</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">int</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="t747" href="#t747">747</a></span><span class="t"> <span class="str">"""Get available width for content"""</span> </span><span class="r"></span></p>
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<p class="mis show_mis"><span class="n"><a id="t748" href="#t748">748</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">content_size</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="t749" href="#t749">749</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="t750" href="#t750">750</a></span><span class="t"> <span class="nam">Page</span><span class="op">.</span><span class="nam">available_width</span> <span class="op">=</span> <span class="nam">available_width</span> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t751" href="#t751">751</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t752" href="#t752">752</a></span><span class="t"> </span><span class="r"></span></p>
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<p class="pln"><span class="n"><a id="t753" href="#t753">753</a></span><span class="t"><span class="com"># Apply the page methods</span> </span><span class="r"></span></p>
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<p class="run"><span class="n"><a id="t754" href="#t754">754</a></span><span class="t"><span class="nam">_add_page_methods</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
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