package com.jp.wasabeef.glide.transformations;
/**
* Copyright (C) 2015 Wasabeef
* <p>
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.
*/
import android.content.Context;
import android.graphics.Bitmap;
import com.bumptech.glide.Glide;
import com.bumptech.glide.load.Transformation;
import com.bumptech.glide.load.engine.Resource;
import com.bumptech.glide.load.engine.bitmap_recycle.BitmapPool;
import com.bumptech.glide.load.resource.bitmap.BitmapResource;
public class CropSquareTransformation implements Transformation<Bitmap> {
private BitmapPool mBitmapPool;
private int mWidth;
private int mHeight;
public CropSquareTransformation(Context context) {
this(Glide.get(context).getBitmapPool());
}
public CropSquareTransformation(BitmapPool pool) {
this.mBitmapPool = pool;
}
@Override
public Resource<Bitmap> transform(Resource<Bitmap> resource, int outWidth, int outHeight) {
Bitmap source = resource.get();
int size = Math.min(source.getWidth(), source.getHeight());
mWidth = (source.getWidth() - size) / 2;
mHeight = (source.getHeight() - size) / 2;
Bitmap.Config config =
source.getConfig() != null ? source.getConfig() : Bitmap.Config.ARGB_8888;
Bitmap bitmap = mBitmapPool.get(mWidth, mHeight, config);
if (bitmap == null) {
bitmap = Bitmap.createBitmap(source, mWidth, mHeight, size, size);
}
return BitmapResource.obtain(bitmap, mBitmapPool);
}
@Override
public String getId() {
return "CropSquareTransformation(width=" + mWidth + ", height=" + mHeight + ")";
}
}