BounceBallView.java 文件源码

private void initData() {

        defaultPadding = 2 * radius + dp2px(2);
        defaultPaddingBottom = 2 * radius + dp2px(15);
        defaultWidth = (int) (2 * defaultPadding + dp2px(200));
        defaultHeight = (int) (defaultPadding + defaultPaddingBottom + dp2px(80));

        paint = new Paint[ballCount];
        for (int i = 0; i < paint.length; i++) {
            paint[i] = new Paint(Paint.ANTI_ALIAS_FLAG);
            paint[i].setColor(ballColor);
            paint[i].setStyle(Paint.Style.FILL);
        }

        path = new Path();
        pathMeasure = new PathMeasure();
        randomBallColors = new int[ballCount];
        randomRadius = new float[ballCount];
        randomTransRatioX = new float[ballCount];
        randomTransRatioY = new float[ballCount];

        translateFraction = new float[ballCount];
        translateAnim = new ValueAnimator[ballCount];

    }