Android Open Source - glide-transformations Crop Square Transformation

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Back to project page glide-transformations.

License

The source code is released under:

Apache License

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Java Source Code

package jp.wasabeef.glide.transformations;
//from  w w  w.j  a  v  a2  s.co m
/**
 * Copyright (C) 2015 Wasabeef
 *
 * 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.
 */

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;

import android.graphics.Bitmap;

public class CropSquareTransformation implements Transformation<Bitmap> {

    private BitmapPool mBitmapPool;
    private int mWidth;
    private int mHeight;

    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 bitmap = Bitmap.createBitmap(source, mWidth, mHeight, size, size);
        if (bitmap != source) {
            source.recycle();
        }

        return BitmapResource.obtain(bitmap, mBitmapPool);
    }

    @Override
    public String getId() {
        return "CropSquareTransformation(width=" + mWidth + ", height=" + mHeight + ")";
    }
}

Java Source Code List