1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.gallery3d.glrenderer;
18
19import android.content.Context;
20import android.graphics.Bitmap;
21import android.graphics.BitmapFactory;
22
23import junit.framework.Assert;
24
25// ResourceTexture is a texture whose Bitmap is decoded from a resource.
26// By default ResourceTexture is not opaque.
27public class ResourceTexture extends UploadedTexture {
28
29    protected final Context mContext;
30    protected final int mResId;
31
32    public ResourceTexture(Context context, int resId) {
33        Assert.assertNotNull(context);
34        mContext = context;
35        mResId = resId;
36        setOpaque(false);
37    }
38
39    @Override
40    protected Bitmap onGetBitmap() {
41        BitmapFactory.Options options = new BitmapFactory.Options();
42        options.inPreferredConfig = Bitmap.Config.ARGB_8888;
43        return BitmapFactory.decodeResource(
44                mContext.getResources(), mResId, options);
45    }
46
47    @Override
48    protected void onFreeBitmap(Bitmap bitmap) {
49        if (!inFinalizer()) {
50            bitmap.recycle();
51        }
52    }
53}
54