persiitent styles

dreader/application.py

@@ -706,6 +706,64 @@ class EbookReader:
             'font_scale': self.base_font_scale
         }
 
+    # ===== Settings Persistence =====
+
+    def get_current_settings(self) -> Dict[str, Any]:
+        """
+        Get current rendering settings.
+
+        Returns:
+            Dictionary with all current settings
+        """
+        return {
+            'font_scale': self.base_font_scale,
+            'line_spacing': self.page_style.line_spacing if self.manager else 5,
+            'inter_block_spacing': self.page_style.inter_block_spacing if self.manager else 15,
+            'word_spacing': self.page_style.word_spacing if self.manager else 0
+        }
+
+    def apply_settings(self, settings: Dict[str, Any]) -> bool:
+        """
+        Apply rendering settings from a settings dictionary.
+
+        This should be called after loading a book to restore user preferences.
+
+        Args:
+            settings: Dictionary with settings (font_scale, line_spacing, etc.)
+
+        Returns:
+            True if settings applied successfully, False otherwise
+        """
+        if not self.manager:
+            return False
+
+        try:
+            # Apply font scale
+            font_scale = settings.get('font_scale', 1.0)
+            if font_scale != self.base_font_scale:
+                self.set_font_size(font_scale)
+
+            # Apply line spacing
+            line_spacing = settings.get('line_spacing', 5)
+            if line_spacing != self.page_style.line_spacing:
+                self.set_line_spacing(line_spacing)
+
+            # Apply inter-block spacing
+            inter_block_spacing = settings.get('inter_block_spacing', 15)
+            if inter_block_spacing != self.page_style.inter_block_spacing:
+                self.set_inter_block_spacing(inter_block_spacing)
+
+            # Apply word spacing
+            word_spacing = settings.get('word_spacing', 0)
+            if word_spacing != self.page_style.word_spacing:
+                self.set_word_spacing(word_spacing)
+
+            return True
+
+        except Exception as e:
+            print(f"Error applying settings: {e}")
+            return False
+
     # ===== Gesture Handling =====
     # All business logic for touch input is handled here
 
@@ -1066,6 +1124,16 @@ class EbookReader:
                         "word_spacing": self.page_style.word_spacing
                     })
 
+                # Parse "action:command" format for other actions
+                elif link_target.startswith("action:"):
+                    action = link_target.split(":", 1)[1]
+
+                    if action == "back_to_library":
+                        # Close the overlay first
+                        self.close_overlay()
+                        # Return a special action for the application to handle
+                        return GestureResponse(ActionType.BACK_TO_LIBRARY, {})
+
             # Not a setting control, close overlay
             self.close_overlay()
             return GestureResponse(ActionType.OVERLAY_CLOSED, {})

dreader/gesture.py

@@ -126,3 +126,4 @@ class ActionType:
     OVERLAY_CLOSED = "overlay_closed"
     CHAPTER_SELECTED = "chapter_selected"
     SETTING_CHANGED = "setting_changed"
+    BACK_TO_LIBRARY = "back_to_library"

dreader/html_generator.py

@@ -278,6 +278,12 @@ def generate_settings_overlay(
         </p>
     </div>
 
+    <div style="margin: 20px 0;">
+        <p style="padding: 15px; margin: 5px 0; background-color: #dc3545; text-align: center; border-radius: 5px;">
+            <a href="action:back_to_library" style="text-decoration: none; color: white; font-weight: bold; font-size: 14px;">◄ Back to Library</a>
+        </p>
+    </div>
+
     <p style="text-align: center; margin: 15px 0 0 0; padding-top: 12px;
               border-top: 2px solid #ccc; color: #888; font-size: 11px;">
         Changes apply in real-time • Tap outside to close

dreader/state.py

@@ -78,10 +78,11 @@ class LibraryState:
 
 @dataclass
 class Settings:
-    """User settings"""
+    """User settings for rendering and display"""
     font_scale: float = 1.0
     line_spacing: int = 5
     inter_block_spacing: int = 15
+    word_spacing: int = 0  # Default word spacing
     brightness: int = 8
     theme: str = "day"
 
@@ -96,6 +97,7 @@ class Settings:
             font_scale=data.get('font_scale', 1.0),
             line_spacing=data.get('line_spacing', 5),
             inter_block_spacing=data.get('inter_block_spacing', 15),
+            word_spacing=data.get('word_spacing', 0),
             brightness=data.get('brightness', 8),
             theme=data.get('theme', 'day')
         )
@@ -374,6 +376,18 @@ class StateManager:
             setattr(self.state.settings, key, value)
             self._dirty = True
 
+    def update_settings(self, settings_dict: Dict[str, Any]):
+        """
+        Update multiple settings at once.
+
+        Args:
+            settings_dict: Dictionary with setting keys and values
+        """
+        for key, value in settings_dict.items():
+            if hasattr(self.state.settings, key):
+                setattr(self.state.settings, key, value)
+        self._dirty = True
+
     def get_library_state(self) -> LibraryState:
         """Get library state"""
         return self.state.library