WeatherView.java 文件源码

private void startSunRotate() {
    ValueAnimator rotateAnim=animMap.get(ANIM_SUN_ROTATE);
    if (rotateAnim==null){
        rotateAnim =ValueAnimator.ofFloat(0,360f).setDuration(30*1000);
        rotateAnim.setRepeatCount(ValueAnimator.INFINITE);
        rotateAnim.setInterpolator(new LinearInterpolator());
        rotateAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator animation) {
                sunRotateAngle= (float) animation.getAnimatedValue();
            }
        });
        animMap.put(ANIM_SUN_ROTATE,rotateAnim);
    }
    startValueAnimator(rotateAnim);
}