Android RoundedImageView

package com.text;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Path;
import android.graphics.RectF;
import android.util.AttributeSet;

public class RoundedImageView extends ImageView
{

    float radius = 10.0f; // angle of round corners
    Path clipPath;
    RectF rect;

    public RoundedImageView(Context context)
    {
        this(context, null);
        clipPath = new Path();
        rect = new RectF();
    }

    public RoundedImageView(Context context, AttributeSet attrs) {
            this(context, attrs, 0);
            clipPath = new Path();
            rect = new RectF();
    }

    public RoundedImageView(Context context, AttributeSet attrs, int defStyle) {
            super(context, attrs, defStyle);
            clipPath = new Path();
            rect = new RectF();
    }

    @Override
    protected void onDraw(Canvas canvas) {
            rect.set(0, 0, this.getWidth(), this.getHeight());
            clipPath.addRoundRect(rect, radius, radius, Path.Direction.CW);
            canvas.clipPath(clipPath);
            super.onDraw(canvas);
    }
}