package com.keylesspalace.tusky; import android.graphics.Bitmap; import android.graphics.BitmapShader; import android.graphics.Canvas; import android.graphics.Paint; import android.graphics.RectF; import android.graphics.Shader; import com.squareup.picasso.Transformation; public class RoundedTransformation implements Transformation { private final int radius; private final int margin; public RoundedTransformation(final int radius, final int margin) { this.radius = radius; this.margin = margin; } @Override public Bitmap transform(Bitmap source) { final Paint paint = new Paint(); paint.setAntiAlias(true); paint.setShader(new BitmapShader(source, Shader.TileMode.CLAMP, Shader.TileMode.CLAMP)); Bitmap output = Bitmap.createBitmap(source.getWidth(), source.getHeight(), Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(output); canvas.drawRoundRect(new RectF(margin, margin, source.getWidth() - margin, source.getHeight() - margin), radius, radius, paint); if (source != output) { source.recycle(); } return output; } @Override public String key() { return "rounded"; } }