BitmapTexture.java revision f9a0a4306d589b4a4e20554fed512a603426bfa1
1f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin/* 2f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Copyright (C) 2010 The Android Open Source Project 3f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 4f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Licensed under the Apache License, Version 2.0 (the "License"); 5f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * you may not use this file except in compliance with the License. 6f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * You may obtain a copy of the License at 7f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 8f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * http://www.apache.org/licenses/LICENSE-2.0 9f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 10f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Unless required by applicable law or agreed to in writing, software 11f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * distributed under the License is distributed on an "AS IS" BASIS, 12f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * See the License for the specific language governing permissions and 14f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * limitations under the License. 15f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin */ 16f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 17f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpackage com.android.gallery3d.ui; 18f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 19f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.common.Utils; 20f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 21f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport android.graphics.Bitmap; 22f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 23f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin// BitmapTexture is a texture whose content is specified by a fixed Bitmap. 24f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin// 25f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin// The texture does not own the Bitmap. The user should make sure the Bitmap 26f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin// is valid during the texture's lifetime. When the texture is recycled, it 27f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin// does not free the Bitmap. 28f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpublic class BitmapTexture extends UploadedTexture { 29f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin protected Bitmap mContentBitmap; 30f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 31f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public BitmapTexture(Bitmap bitmap) { 32f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin Utils.assertTrue(bitmap != null && !bitmap.isRecycled()); 33f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mContentBitmap = bitmap; 34f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 35f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 36f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 37f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin protected void onFreeBitmap(Bitmap bitmap) { 38f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin // Do nothing. 39f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 40f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 41f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 42f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin protected Bitmap onGetBitmap() { 43f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return mContentBitmap; 44f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 45f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 46f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public Bitmap getBitmap() { 47f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return mContentBitmap; 48f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 49f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin} 50