Merge "GL packaging refactor" into gb-ub-photos-bryce

1 files changed, 42 insertions, 0 deletions

diff --git a/src/com/android/gallery3d/glrenderer/FadeOutTexture.java b/src/com/android/gallery3d/glrenderer/FadeOutTexture.java
new file mode 100644
index 000000000..b05f3b631
--- /dev/null
+++ b/src/com/android/gallery3d/glrenderer/FadeOutTexture.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2011 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.glrenderer;
+
+
+// FadeOutTexture is a texture which begins with a given texture, then gradually animates
+// into fading out totally.
+public class FadeOutTexture extends FadeTexture {
+    @SuppressWarnings("unused")
+    private static final String TAG = "FadeOutTexture";
+
+    private final BasicTexture mTexture;
+
+    public FadeOutTexture(BasicTexture texture) {
+        super(texture.getWidth(), texture.getHeight(), texture.isOpaque());
+        mTexture = texture;
+    }
+
+    @Override
+    public void draw(GLCanvas canvas, int x, int y, int w, int h) {
+        if (isAnimating()) {
+            canvas.save(GLCanvas.SAVE_FLAG_ALPHA);
+            canvas.setAlpha(getRatio());
+            mTexture.draw(canvas, x, y, w, h);
+            canvas.restore();
+        }
+    }
+}