blob: 01be8bcc884bd62eff19502622b19cc857a32689 [file] [log] [blame]
/*
* Copyright (C) 2017 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.wallpaper.module;
import android.graphics.Bitmap;
import android.graphics.Rect;
import androidx.annotation.Nullable;
import com.android.wallpaper.asset.Asset;
/**
* Interface for classes which perform crop operations on bitmaps.
*/
public interface BitmapCropper {
/**
* Crops and scales a bitmap per the given scale factor and crop area (at target scale) from the
* source asset.
*/
void cropAndScaleBitmap(Asset asset, float scale, Rect cropRect, boolean adjustForRtl,
Callback callback);
/**
* Interface for receiving the output bitmap of crop operations.
*/
interface Callback {
void onBitmapCropped(Bitmap croppedBitmap);
/**
* Called on an error during the crop. If a Throwable was caught along the way, it is passed
* here.
*/
void onError(@Nullable Throwable e);
}
}