feat: add basic "wallpaper" functionality

src/interface/dialogs/image.py

@@ -39,6 +39,24 @@ class Image(QObject):
             self.overlay_label.hide()
             return
 
+        if getattr(state, "image_as_wallpaper", False):
+            scaled_image = image.scaled(
+                parent.size(),
+                Qt.AspectRatioMode.KeepAspectRatioByExpanding,
+                Qt.TransformationMode.SmoothTransformation
+            )
+
+            crop_x = (scaled_image.width() - parent.width()) // 2
+            crop_y = (scaled_image.height() - parent.height()) // 2
+            scaled_image = scaled_image.copy(crop_x, crop_y, parent.width(), parent.height())
+
+            pixmap = QPixmap.fromImage(scaled_image)
+            self.overlay_label.setPixmap(pixmap)
+
+            self.overlay_label.setGeometry(0, 0, parent.width(), parent.height())
+            self.overlay_label.lower()
+
+        else:
             scaled_image = image.scaledToWidth(
                 state.image_width, Qt.TransformationMode.SmoothTransformation
             )
@@ -67,4 +85,3 @@ class Image(QObject):
 
     def update_image_overlay(self, new_image_path):
         self._load_and_display(new_image_path)
-

src/utils/data/state.py

@@ -35,6 +35,7 @@ class AppState(QObject):
         self._image_width: int = 300 # Default to 300px
         self._image_offset: int = 50
         self._image_opacity: int = 100
+        self._image_as_wallpaper: bool = True
 
         # Trackers / Scraping
         self.posts: list[Dict[str,str]] | None = None  # titles, urls, author, seeders, leechers
@@ -104,4 +105,14 @@ class AppState(QObject):
             self._image_enabled = new_state
             self.image_changed.emit(self._image_path)
 
+    @property
+    def image_as_wallpaper(self) -> bool:
+        return self._image_as_wallpaper
+
+    @image_as_wallpaper.setter
+    def image_as_wallpaper(self, new_state: bool):
+        if new_state != self._image_as_wallpaper:
+            self._image_as_wallpaper = new_state
+            self.image_changed.emit(self._image_path)
+
 state = AppState()