1 files changed, 25 insertions, 0 deletions
diff --git a/src/picture_cache.py b/src/picture_cache.py
new file mode 100644
index 0000000..8da136b
--- /dev/null
+++ b/src/picture_cache.py
@@ -0,0 +1,25 @@
+import gi
+gi.require_version("Gtk", "4.0")
+from gi.repository import Gtk
+import logging
+
+logger = logging.getLogger(__name__)
+
+class PictureCache:
+
+    def __init__(self):
+        self._cache = {}
+
+    def get(self, path):
+        if path in self._cache:
+            logger.debug('Loading from cache: %s', path)
+            return self._cache[path]
+        else:
+            picture = Gtk.Picture.new_for_filename(path)
+            logger.debug('Adding in cache: %s', path)
+            self._cache[path] = picture
+            return picture
+
+    def invalidate(self, path):
+        logger.debug('Invalidating: %s', path)
+        del self._cache[path]