@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
super.onSizeChanged(w, h, oldw, oldh);
WIDTH = w;
HEIGHT = h;
scaleAnimation = new ScaleAnimation(1.0f, zoomScale, 1.0f, zoomScale, w / 2, h / 2);
scaleAnimation.setDuration(zoomDuration);
scaleAnimation.setRepeatMode(Animation.REVERSE);
scaleAnimation.setRepeatCount(1);
}
private void init() {
r = new Random();
// settings
// setStartOffset(getRandom(3000));
setInterpolator(new LinearInterpolator());
// rotate
RotateAnimation rotateAnimation;
if (getRandomBoolean()) {
rotateAnimation =
new RotateAnimation(
0f, 359f, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
} else {
rotateAnimation =
new RotateAnimation(
0f, -359f, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
}
rotateAnimation.setRepeatMode(Animation.RESTART);
rotateAnimation.setRepeatCount(Animation.INFINITE);
rotateAnimation.setDuration(getRandom(10000, 13000));
rotateAnimation.setFillAfter(true);
this.addAnimation(rotateAnimation);
// scale
if (getRandomBoolean()) {
ScaleAnimation scaleAnimation = new ScaleAnimation(0.4f, 1.2f, 0.4f, 1.2f, 0.5f, 0.5f);
scaleAnimation.setDuration(getRandom(7500, 10000));
scaleAnimation.setRepeatMode(Animation.REVERSE);
scaleAnimation.setRepeatCount(Animation.INFINITE);
scaleAnimation.setFillAfter(true);
this.addAnimation(scaleAnimation);
}
// x movement
TranslateAnimation translateAnimationX =
new TranslateAnimation(
Animation.ABSOLUTE,
-100,
Animation.ABSOLUTE,
100,
Animation.ABSOLUTE,
0,
Animation.ABSOLUTE,
0);
translateAnimationX.setRepeatMode(Animation.REVERSE);
translateAnimationX.setRepeatCount(Animation.INFINITE);
translateAnimationX.setDuration(getRandom(8000, 10000));
translateAnimationX.setFillAfter(true);
this.addAnimation(translateAnimationX);
// y movement
TranslateAnimation translateAnimationY =
new TranslateAnimation(
Animation.ABSOLUTE,
0,
Animation.ABSOLUTE,
0,
Animation.ABSOLUTE,
0,
Animation.ABSOLUTE,
2500);
translateAnimationY.setRepeatMode(Animation.RESTART);
translateAnimationY.setRepeatCount(Animation.INFINITE);
translateAnimationY.setDuration(getRandom(26000, 38000));
translateAnimationY.setFillAfter(true);
this.addAnimation(translateAnimationY);
}