Adaptive cover resolution for still images

src/utils/itch_parser.py

@@ -62,22 +62,23 @@ def get_game(task, current_time, parent_widget, row):
 
         game_cover = GdkPixbuf.Pixbuf.new_from_stream_at_scale(
             tmp_file.read(), 2, 2, False
-        ).scale_simple(400, 600, GdkPixbuf.InterpType.BILINEAR)
+        ).scale_simple(*parent_widget.image_size, GdkPixbuf.InterpType.BILINEAR)
 
         itch_pixbuf = GdkPixbuf.Pixbuf.new_from_stream(tmp_file.read())
         itch_pixbuf = itch_pixbuf.scale_simple(
-            400,
-            itch_pixbuf.get_height() * (400 / itch_pixbuf.get_width()),
+            parent_widget.image_size[0],
+            itch_pixbuf.get_height()
+            * (parent_widget.image_size[0] / itch_pixbuf.get_width()),
             GdkPixbuf.InterpType.BILINEAR,
         )
         itch_pixbuf.composite(
             game_cover,
             0,
-            (600 - itch_pixbuf.get_height()) / 2,
+            (parent_widget.image_size[1] - itch_pixbuf.get_height()) / 2,
             itch_pixbuf.get_width(),
             itch_pixbuf.get_height(),
             0,
-            (600 - itch_pixbuf.get_height()) / 2,
+            (parent_widget.image_size[1] - itch_pixbuf.get_height()) / 2,
             1.0,
             1.0,
             GdkPixbuf.InterpType.BILINEAR,

src/utils/save_cover.py

@@ -56,7 +56,7 @@ def save_cover(
     elif not pixbuf:
         try:
             pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_scale(
-                str(cover_path), 400, 600, False
+                str(cover_path), *parent_widget.image_size, False
             )
         except GLib.GError:
             return

src/window.py

@@ -23,10 +23,10 @@ import struct
 from pathlib import Path
 from shutil import rmtree
 
-from gi.repository import Adw, GdkPixbuf, Gio, GLib, Gtk
+from gi.repository import Adw, Gdk, GdkPixbuf, Gio, GLib, Gtk
 
-from .game_cover import GameCover
 from .game import game
+from .game_cover import GameCover
 from .get_games import get_games
 from .save_game import save_game
 
@@ -104,6 +104,12 @@ class CartridgesWindow(Adw.ApplicationWindow):
         self.overview.set_clip_overlay(self.overview_box, False)
 
         self.schema = Gio.Settings.new("hu.kramo.Cartridges")
+        scale_factor = max(
+            monitor.get_scale_factor()
+            for monitor in Gdk.Display.get_default().get_monitors()
+        )
+        self.image_size = (200 * scale_factor, 300 * scale_factor)
+
         games = get_games(self)
         for game_id in games:
             if "removed" in games[game_id]: