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怎么加个背景

照着老师的教程敲了一遍，觉得布局看起来有点单调，想加个背景，但是如果在activity_main.xml加的话画板部分都是白色，在LuckyPan.java加setBackgroundResource(..);就会覆盖转盘。 只学习了基础，不懂的比较多，请大家多多帮忙。

qq_就这么漂来漂去_0

2017-02-04

源自：Android实现抽奖转盘  1-1

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weixin_慕工程1563154
2022-03-29
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ccdet
2017-02-07

在绘制view的背景的时候替换成你想替换的背景啊


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Android实现抽奖转盘
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使用SurfaceView来实现抽奖转盘，剖析抽奖转盘背后的概率机制

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怎么加个背景

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