Convert Bitmap to Round Corner - Android android.graphics

Android examples for android.graphics:Bitmap Convert

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  4. Bitmap Convert

Description

Convert Bitmap to Round Corner

Demo Code

import android.graphics.*;
import android.text.format.Time;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;

public class Main{

    public static Bitmap toRoundCorner(Bitmap bitmap) {
        Bitmap output = Bitmap.createBitmap(bitmap.getWidth(),
                bitmap.getHeight(), Bitmap.Config.ARGB_8888);
        Canvas canvas = new Canvas(output);

        final int color = 0xff424242;
        final Paint paint = new Paint();
        final Rect rect = new Rect(0, 0, bitmap.getWidth(),
                bitmap.getHeight());//from w w  w  .j  av a 2  s. co m
        final RectF rectF = new RectF(rect);

        paint.setAntiAlias(true);
        canvas.drawARGB(0, 0, 0, 0);

        paint.setColor(color);
        canvas.drawRoundRect(rectF, bitmap.getWidth() / 2,
                bitmap.getHeight() / 2, paint);
        paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
        canvas.drawBitmap(bitmap, rect, rect, paint);

        return output;
    }

}

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