content: /*
   * 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.glrenderer;
  
  import android.graphics.Bitmap;
  
  import junit.framework.Assert;
  
  // BitmapTexture is a texture whose content is specified by a fixed Bitmap.
  //
  // The texture does not own the Bitmap. The user should make sure the Bitmap
  // is valid during the texture's lifetime. When the texture is recycled, it
  // does not free the Bitmap.
  public class BitmapTexture extends UploadedTexture {
      protected Bitmap mContentBitmap;
  
      public BitmapTexture(Bitmap bitmap) {
          this(bitmap, false);
      }
  
      public BitmapTexture(Bitmap bitmap, boolean hasBorder) {
          super(hasBorder);
          Assert.assertTrue(bitmap != null && !bitmap.isRecycled());
          mContentBitmap = bitmap;
      }
  
      @Override
      protected void onFreeBitmap(Bitmap bitmap) {
          // Do nothing.
      }
  
      @Override
      protected Bitmap onGetBitmap() {
          return mContentBitmap;
      }
  
      public Bitmap getBitmap() {
          return mContentBitmap;
      }
  }
  