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canvas之橡皮筋技术 #133

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BiYuqi opened this issue May 9, 2020 · 0 comments
Open

canvas之橡皮筋技术 #133

BiYuqi opened this issue May 9, 2020 · 0 comments
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@BiYuqi
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BiYuqi commented May 9, 2020

canvas之橡皮筋技术

橡皮筋的特点是可以拉长与缩短，那么如何在canvas的绘图当中模仿这一特点呢？就是如何产生以下的这种类似橡皮筋的效果呢？ 在canvas绘图中，这种效果的原理是不断的清空画板且不断的绘制图形，而清空画板利用了canvas绘图表面的保存与恢复的机制。 一、使用橡皮筋技术绘制线段 首先来看一个使用橡皮筋技术绘制线段的示例：…



May 9, 2020 at 04:37PM

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@BiYuqi BiYuqi added the Canvas label Jun 24, 2020
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