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 17 package com.android.gallery3d.glrenderer; 18 19 import android.graphics.Bitmap; 20 21 import junit.framework.Assert; 22 23 // BitmapTexture is a texture whose content is specified by a fixed Bitmap. 24 // 25 // The texture does not own the Bitmap. The user should make sure the Bitmap 26 // is valid during the texture's lifetime. When the texture is recycled, it 27 // does not free the Bitmap. 28 public class BitmapTexture extends UploadedTexture { 29 protected Bitmap mContentBitmap; 30 31 public BitmapTexture(Bitmap bitmap) { 32 this(bitmap, false); 33 } 34 35 public BitmapTexture(Bitmap bitmap, boolean hasBorder) { 36 super(hasBorder); 37 Assert.assertTrue(bitmap != null && !bitmap.isRecycled()); 38 mContentBitmap = bitmap; 39 } 40 41 @Override 42 protected void onFreeBitmap(Bitmap bitmap) { 43 // Do nothing. 44 } 45 46 @Override 47 protected Bitmap onGetBitmap() { 48 return mContentBitmap; 49 } 50 51 public Bitmap getBitmap() { 52 return mContentBitmap; 53 } 54 } 55
