| /* |
| * Copyright (C) 2012 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.filtershow.cache; |
| |
| import android.graphics.Bitmap; |
| import android.graphics.Rect; |
| |
| import com.android.gallery3d.filtershow.presets.ImagePreset; |
| |
| public class ZoomCache { |
| |
| private ImagePreset mImagePreset = null; |
| private Bitmap mBitmap = null; |
| private Rect mBounds = null; |
| |
| // TODO: move the processing to a background thread... |
| public Bitmap getImage(ImagePreset preset, Rect bounds) { |
| if (mBounds != bounds) { |
| return null; |
| } |
| if (mImagePreset == null) { |
| return null; |
| } |
| if (!mImagePreset.same(preset)) { |
| return null; |
| } |
| return mBitmap; |
| } |
| |
| public void setImage(ImagePreset preset, Rect bounds, Bitmap bitmap) { |
| mBitmap = bitmap; |
| mBounds = bounds; |
| mImagePreset = preset; |
| } |
| |
| public void reset(ImagePreset imagePreset) { |
| if (imagePreset == mImagePreset) { |
| mBitmap = null; |
| } |
| } |
| } |