améliorations diverses

copienator/commands/cutleft.py

@@ -28,6 +28,8 @@ from copienator.copy_errors import clear_copy_error, mark_copy_error, marked_cop
 DELIMITER_WIDTH = 5
 DELIMITER_COLOR = (0, 0, 0)
 OUTPUT_SIZE = (1800, 1000)
+CROP_SHIFT_STEP = 50
+CROP_WIDTH_STEP = 50
 pdf_cache_lock = threading.Lock()
 
 
@@ -80,6 +82,7 @@ def process_single_pdf(
     pdf_path: Path,
     shift_offset: int = 0,
     max_per_file: int = 5,
+    width_offset: int = 0,
 ) -> tuple[Image.Image, list[Image.Image], dict[str, object]] | None:
     """Convert one PDF into a preview, full-resolution splits and metadata."""
     try:
@@ -90,7 +93,10 @@ def process_single_pdf(
                 left, right = 0, width
             else:
                 left = max(0, 100 + shift_offset)
-                right = min(width, width // 3 + 100 + shift_offset)
+                right = min(
+                    width,
+                    width // 3 + 100 + shift_offset + max(0, width_offset),
+                )
             if right > left:
                 cropped_images.append(image.crop((left, 0, right, height)))
         if not cropped_images:
@@ -166,6 +172,7 @@ class ImageReviewer:
         self.current_result = None
         self.index = 0
         self.current_shift = 0
+        self.current_width_offset = 0
         self.default_max_per_file = default_max_per_file
         self.current_max_per_file = default_max_per_file
         self.current_preview: Image.Image | None = None
@@ -184,9 +191,10 @@ class ImageReviewer:
         self.root.bind("<Return>", self.on_next)
         self.root.bind("s", self.on_skip)
         self.root.protocol("WM_DELETE_WINDOW", self.on_close)
-        self.root.bind("n", lambda _event: self.on_shift(50))
-        self.root.bind("N", lambda _event: self.on_shift(100))
-        self.root.bind("t", lambda _event: self.on_shift(-50))
+        self.root.bind("n", lambda _event: self.on_shift(CROP_SHIFT_STEP))
+        self.root.bind("N", lambda _event: self.on_shift(2 * CROP_SHIFT_STEP))
+        self.root.bind("t", lambda _event: self.on_shift(-CROP_SHIFT_STEP))
+        self.root.bind("l", lambda _event: self.on_enlarge(CROP_WIDTH_STEP))
         self.root.bind("1", lambda _event: self.on_set_max_pages(1))
 
         Thread(target=self.prefetch_worker, daemon=True).start()
@@ -222,6 +230,7 @@ class ImageReviewer:
             return
         self.is_processing = False
         self.current_shift = 0
+        self.current_width_offset = 0
         self.current_result = None
         self.trigger_processing(self.files[self.index], self.current_shift)
 
@@ -234,7 +243,12 @@ class ImageReviewer:
 
         def worker() -> None:
             self.manual_queue.put(
-                process_single_pdf(pdf_path, shift, self.current_max_per_file)
+                process_single_pdf(
+                    pdf_path,
+                    shift,
+                    self.current_max_per_file,
+                    self.current_width_offset,
+                )
             )
 
         Thread(target=worker, daemon=True).start()
@@ -271,10 +285,12 @@ class ImageReviewer:
         self.label_info.configure(
             text=(
                 f"[{self.index + 1}/{len(self.files)}] {filename} | "
-                f"Shift: {self.current_shift}px\nFiles: {schema['number_of_files']} | "
+                f"Shift: {self.current_shift}px | "
+                f"Extra width: {self.current_width_offset}px\n"
+                f"Files: {schema['number_of_files']} | "
                 f"Cols: {schema['columns_per_file']}\n"
                 "Enter: Save and next | s: flag error and skip | n: +50 | N: +100 | t: -50 | "
-                "1: use single column"
+                "l: widen by 50 | 1: use full pages"
             ),
             fg="black",
         )
@@ -286,6 +302,13 @@ class ImageReviewer:
         print(f"Applying shift: {self.current_shift}")
         self.trigger_processing(self.files[self.index], self.current_shift)
 
+    def on_enlarge(self, amount: int) -> None:
+        if self.is_processing:
+            return
+        self.current_width_offset += amount
+        print(f"Applying extra width: {self.current_width_offset}")
+        self.trigger_processing(self.files[self.index], self.current_shift)
+
     def on_next(self, _event: object) -> None:
         if self.is_processing or self.current_result is None:
             return
@@ -317,6 +340,7 @@ class ImageReviewer:
     def _advance(self) -> None:
         self.index += 1
         self.current_shift = 0
+        self.current_width_offset = 0
         self.current_max_per_file = self.default_max_per_file
         self.load_current_image()