CircularRevealAnimatedDrawable.java 文件源码

/**
 * @param view      The view that if being animated
 * @param fillColor The color of the background that will the revealed
 * @param bitmap    The animage that will be shown in the end of the animation.
 */
public CircularRevealAnimatedDrawable(View view, int fillColor, Bitmap bitmap) {
    mAnimatedView = view;
    isRunning = false;

    mPaint = new Paint();
    mPaint.setAntiAlias(true);
    mPaint.setStyle(Paint.Style.FILL);
    mPaint.setColor(fillColor);

    mPaintImageReady = new Paint();
    mPaintImageReady.setAntiAlias(true);
    mPaintImageReady.setStyle(Paint.Style.FILL);
    mPaintImageReady.setColor(Color.TRANSPARENT);

    mReadyImage = bitmap;
    mImageReadyAlpha = 0;

    mRadius = 0;
}