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View Code? Open in Web Editor NEWA guide to creating a simple vector drawing app with TouchVG.
A guide to creating a simple vector drawing app with TouchVG.
给GiviewHelper实例的lineWith属性赋值似乎并不管用。
是因为启动命令splines的缘故吗?
是否有这个函数接受参数及其含义的列表
遇到的困难有
1.调用startUndorecord log提示Fail to record shapes due to no front doc
2.如何使用redo&undo,是否直接调用 GiViewHelper的 redo undo函数
Reference: How To Make A Simple Drawing App with UIKit (中文)
我是这样做的
step1:首先在storyboard中对mainMage和ButtonView两个UIView使用AutoLayout进行了设置。
step2:mainMage只有一个subView就是在ViewController的ViewDIdLoad函数中创建的一个GiPaintView。
step3:添加如下代码
会出现未绘制完成的图元在绘制完成后突然蹦到另一个位置,如果绘制已经绘制完成图元和未完成图元是在touchvg中使用了两个UIView建议提供API或者在对应frame的setter中同步设置两者。我也对阅读touchvg感兴趣,仍在阅读中。
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