The AnimationManager class controls the timer and sends animate messages out to the first item in its list of Animation objects.

AnimationManager 类控制定时器并向其 Animation 对象列表中的第一项发送动画消息。

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But why stop there? SVG also has tags that you can use to animate these properties, so you can move a graphics object along a path or fade it in or out.

不仅如此，SVG的标记还可用于动态改变这些属性，因此可以沿着路径移动图形对象或者实现淡入淡出效果。

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The contents of these files are self-explanatory, and simply serve to animate the fade-out portion of the rainbow and manage the variables to make sure new components are drawn correctly.

这些文件的内容无须解释，它们只用于实现彩虹的淡化部分并管理一些变量，从而确保正确地绘制新的彩虹段。

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Each icon panel gets a light shade to make them stand out individually, and every time you turn on the phone, they all animate very briefly by lightly popping in and out.

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