GlassmorphismView in Android

GlassmorphismView in Android

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.LinearGradient;
import android.graphics.Paint;
import android.graphics.RectF;
import android.graphics.Shader;
import android.util.AttributeSet;
import android.view.View;

public class GlassmorphismView extends View {

    private Paint mPaint;
    private RectF mRectF;
    private int mRadius = 60;
    private int mShadowSize = 20;
    private int mBackgroundColor = Color.parseColor("#80FFFFFF");
    private int mGradientStartColor = Color.parseColor("#50FFFFFF");
    private int mGradientEndColor = Color.parseColor("#00FFFFFF");
    private int mStrokeWidth = 2;
    private int mStrokeColor = Color.WHITE;

    public GlassmorphismView(Context context) {
        super(context);
        init();
    }

    public GlassmorphismView(Context context, AttributeSet attrs) {
        super(context, attrs);
        init();
    }

    public GlassmorphismView(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        init();
    }

    private void init() {
        mPaint = new Paint();
        mPaint.setAntiAlias(true);
        mPaint.setStyle(Paint.Style.FILL);
        mRectF = new RectF();
    }

    @Override
    protected void onDraw(Canvas canvas) {
        super.onDraw(canvas);
        int centerX = getWidth() / 2;
        int centerY = getHeight() / 2;

        // Draw background
        mPaint.setColor(mBackgroundColor);
        canvas.drawRoundRect(mRectF, mRadius, mRadius, mPaint);

        // Draw gradient
        mPaint.setShader(new LinearGradient(centerX - mRadius, centerY - mRadius,
                centerX + mRadius, centerY + mRadius,
                mGradientStartColor, mGradientEndColor, Shader.TileMode.MIRROR));
        canvas.drawRoundRect(mRectF, mRadius, mRadius, mPaint);

        // Draw stroke
        mPaint.setShader(null);
        mPaint.setColor(mStrokeColor);
        mPaint.setStrokeWidth(mStrokeWidth);
        mPaint.setStyle(Paint.Style.STROKE);
        canvas.drawRoundRect(mRectF, mRadius, mRadius, mPaint);

        // Draw shadow
        mPaint.setStyle(Paint.Style.FILL);
        mPaint.setShadowLayer(mShadowSize, 0, 0, Color.BLACK);
        canvas.drawRoundRect(mRectF, mRadius, mRadius, mPaint);
    }

    public void setBackgroundColor(int color) {
        mBackgroundColor = color;
        invalidate();
    }

    public void setGradientStartColor(int color) {
        mGradientStartColor = color;
        invalidate();
    }

    public void setGradientEndColor(int color) {
        mGradientEndColor = color;
        invalidate();
    }

    public void setStrokeColor(int color) {
        mStrokeColor = color;
        invalidate();
    }

}