1 files changed, 52 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/data/FilterSource.java b/src/com/android/gallery3d/data/FilterSource.java
new file mode 100644
index 000000000..d1a04c995
--- /dev/null
+++ b/src/com/android/gallery3d/data/FilterSource.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.gallery3d.data;
+
+import com.android.gallery3d.app.GalleryApp;
+
+class FilterSource extends MediaSource {
+    private static final String TAG = "FilterSource";
+    private static final int FILTER_BY_MEDIATYPE = 0;
+
+    private GalleryApp mApplication;
+    private PathMatcher mMatcher;
+
+    public FilterSource(GalleryApp application) {
+        super("filter");
+        mApplication = application;
+        mMatcher = new PathMatcher();
+        mMatcher.add("/filter/mediatype/*/*", FILTER_BY_MEDIATYPE);
+    }
+
+    // The name we accept is:
+    // /filter/mediatype/k/{set}
+    // where k is the media type we want.
+    @Override
+    public MediaObject createMediaObject(Path path) {
+        int matchType = mMatcher.match(path);
+        int mediaType = mMatcher.getIntVar(0);
+        String setsName = mMatcher.getVar(1);
+        DataManager dataManager = mApplication.getDataManager();
+        MediaSet[] sets = dataManager.getMediaSetsFromString(setsName);
+        switch (matchType) {
+            case FILTER_BY_MEDIATYPE:
+                return new FilterSet(path, dataManager, sets[0], mediaType);
+            default:
+                throw new RuntimeException("bad path: " + path);
+        }
+    }
+}