Reimplement pixbuf caching

src/game.py

@@ -117,6 +117,10 @@ class game(Gtk.Box):  # pylint: disable=invalid-name
         save_game(self.parent_widget, data)
 
     def get_cover(self):
+        # If the cover is already in memory, return
+        if self.game_id in self.parent_widget.pixbufs:
+            return self.parent_widget.pixbufs[self.game_id]
+
         # Create a new pixbuf
         cover_path = (
             self.parent_widget.data_dir
@@ -126,7 +130,9 @@ class game(Gtk.Box):  # pylint: disable=invalid-name
         )
 
         if cover_path.is_file():
-            return GdkPixbuf.Pixbuf.new_from_file(str(cover_path))
+            pixbuf = GdkPixbuf.Pixbuf.new_from_file(str(cover_path))
+            self.parent_widget.pixbufs[self.game_id] = pixbuf
+            return pixbuf
 
         # Return the placeholder pixbuf
         return self.parent_widget.placeholder_pixbuf

src/preferences.py

@@ -19,6 +19,7 @@
 
 import os
 from pathlib import Path
+from shutil import move
 
 from gi.repository import Adw, Gio, GLib, Gtk
 
@@ -342,22 +343,49 @@ class PreferencesWindow(Adw.PreferencesWindow):
         self.file_chooser.select_folder(self.parent_widget, None, function, None)
 
     def undo_remove_all(self, _widget, _unused):
+        deleted_covers_dir = (
+            self.parent_widget.cache_dir / "cartridges" / "deleted_covers"
+        )
+
         for game_id in self.removed_games:
             data = get_games(self.parent_widget, [game_id])[game_id]
             if "removed" in data:
                 data.pop("removed")
                 save_game(self.parent_widget, data)
+                if (deleted_covers_dir / f"{game_id}.tiff").is_file():
+                    move(
+                        deleted_covers_dir / f"{game_id}.tiff",
+                        self.parent_widget.data_dir
+                        / "cartridges"
+                        / "covers"
+                        / f"{game_id}.tiff",
+                    )
         self.parent_widget.update_games(self.removed_games)
         self.removed_games = []
         self.toast.dismiss()
 
     def remove_all_games(self, _widget):
+        deleted_covers_dir = (
+            self.parent_widget.cache_dir / "cartridges" / "deleted_covers"
+        )
+        deleted_covers_dir.mkdir(parents=True, exist_ok=True)
+
         for game in get_games(self.parent_widget).values():
             if "removed" not in game:
                 self.removed_games.append(game["game_id"])
                 game["removed"] = True
                 save_game(self.parent_widget, game)
 
+                if game["game_id"] in self.parent_widget.pixbufs:
+                    move(
+                        self.parent_widget.data_dir
+                        / "cartridges"
+                        / "covers"
+                        / f'{game["game_id"]}.tiff',
+                        deleted_covers_dir / f'{game["game_id"]}.tiff',
+                    )
+                    self.parent_widget.pixbufs.pop(game["game_id"])
+
         self.parent_widget.update_games(self.parent_widget.games)
         if self.parent_widget.stack.get_visible_child() == self.parent_widget.overview:
             self.parent_widget.on_go_back_action(None, None)

src/utils/create_details_window.py

@@ -227,7 +227,9 @@ def create_details_window(parent_widget, game_id=None):
             pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_scale(path, 200, 300, False)
         except GLib.GError:
             animated_pixbuf = GdkPixbuf.PixbufAnimation.new_from_file(path)
-            pixbuf = animated_pixbuf.get_static_image()
+            pixbuf = animated_pixbuf.get_static_image().scale_simple(
+                200, 300, GdkPixbuf.InterpType.BILINEAR
+            )
 
         cover_button_delete_revealer.set_reveal_child(True)
         cover.set_pixbuf(pixbuf)
@@ -315,8 +317,12 @@ def create_details_window(parent_widget, game_id=None):
             (
                 parent_widget.data_dir / "cartridges" / "covers" / f"{game_id}.tiff"
             ).unlink(missing_ok=True)
+            parent_widget.pixbufs.pop(game_id)
 
         if pixbuf:
+            if game_id in parent_widget.pixbufs:
+                parent_widget.pixbufs.pop(game_id)
+
             save_cover(parent_widget, game_id, None, pixbuf)
         elif not (
             parent_widget.data_dir / "cartridges" / "covers" / f"{game_id}.tiff"

src/window.py

@@ -21,6 +21,7 @@ import datetime
 import os
 import struct
 from pathlib import Path
+from shutil import rmtree
 
 from gi.repository import Adw, GdkPixbuf, Gio, GLib, Gtk
 
@@ -94,6 +95,7 @@ class CartridgesWindow(Adw.ApplicationWindow):
         self.hidden_filtered = {}
         self.previous_page = self.library_view
         self.toasts = {}
+        self.pixbufs = {}
         self.active_game_id = None
         self.loading = None
         self.scaled_pixbuf = None
@@ -105,15 +107,17 @@ class CartridgesWindow(Adw.ApplicationWindow):
         self.placeholder_pixbuf = GdkPixbuf.Pixbuf.new_from_resource_at_scale(
             "/hu/kramo/Cartridges/library_placeholder.svg", 400, 600, False
         )
-        current_games = get_games(self)
-        for current_game in current_games:
-            if "removed" in current_games[current_game]:
-                (
-                    self.data_dir / "cartridges" / "games" / f"{current_game}.json"
-                ).unlink(missing_ok=True)
-                (
-                    self.data_dir / "cartridges" / "covers" / f"{current_game}.tiff"
-                ).unlink(missing_ok=True)
+        games = get_games(self)
+        for game_id in games:
+            if "removed" in games[game_id]:
+                (self.data_dir / "cartridges" / "games" / f"{game_id}.json").unlink(
+                    missing_ok=True
+                )
+                (self.data_dir / "cartridges" / "covers" / f"{game_id}.tiff").unlink(
+                    missing_ok=True
+                )
+
+        rmtree(self.cache_dir / "cartridges" / "deleted_covers", True)
 
         self.library.set_filter_func(self.search_filter)
         self.hidden_library.set_filter_func(self.hidden_search_filter)