BasePopupWindow.java 文件源码

/**
 * 生成自定义ScaleAnimation
 */
protected Animation getDefaultScaleAnimation() {
    Animation scaleAnimation = new ScaleAnimation(0f, 1f, 0f, 1f, Animation.RELATIVE_TO_SELF, 0.5f,
            Animation.RELATIVE_TO_SELF, 0.5f);
    scaleAnimation.setDuration(300);
    scaleAnimation.setInterpolator(new AccelerateInterpolator());
    scaleAnimation.setFillEnabled(true);
    scaleAnimation.setFillAfter(true);
    return scaleAnimation;
}