| /* |
| * 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.photoeditor; |
| |
| import android.graphics.Bitmap; |
| |
| /** |
| * Photo that holds a GL texture and all its methods must be only accessed from the GL thread. |
| */ |
| public class Photo { |
| |
| private int texture; |
| private int width; |
| private int height; |
| |
| /** |
| * Factory method to ensure every Photo instance holds a valid texture. |
| */ |
| public static Photo create(Bitmap bitmap) { |
| return (bitmap != null) ? new Photo( |
| RendererUtils.createTexture(bitmap), bitmap.getWidth(), bitmap.getHeight()) : null; |
| } |
| |
| public static Photo create(int width, int height) { |
| return new Photo(RendererUtils.createTexture(), width, height); |
| } |
| |
| private Photo(int texture, int width, int height) { |
| this.texture = texture; |
| this.width = width; |
| this.height = height; |
| } |
| |
| public int texture() { |
| return texture; |
| } |
| |
| public boolean matchDimension(Photo photo) { |
| return ((photo.width == width) && (photo.height == height)); |
| } |
| |
| public void changeDimension(int width, int height) { |
| this.width = width; |
| this.height = height; |
| RendererUtils.clearTexture(texture); |
| texture = RendererUtils.createTexture(); |
| } |
| |
| public int width() { |
| return width; |
| } |
| |
| public int height() { |
| return height; |
| } |
| |
| public Bitmap save() { |
| return RendererUtils.saveTexture(texture, width, height); |
| } |
| |
| /** |
| * Clears the texture; this instance should not be used after its clear() is called. |
| */ |
| public void clear() { |
| RendererUtils.clearTexture(texture); |
| } |
| } |