如何将图片的不透明部分转换为WPF对象 [英] How to convert the opaque part of a picture to a WPF Obejct

问题描述

我想用图片显示一些复杂的图形
如:

I want to use pictures to display some complex graphics
Such as:

DrawingContext dc = this.RenderOpen();
dc.DrawImage(...);
dc.Close();

但是当"OnHitTest"触发时
图片的矩形区域会导致错误判断
所以我想删除图片的透明部分或
将图片的不透明部分转换为WPF对象 我已经在DrawingContext中看到了方法
也许可以使用dc.DrawDrawing()
感谢任何答案.

but when "OnHitTest" triggered
the rectangular region of the picture leads to error judgment
so I want to remove the transparent part of the picture or
convert the opaque part of the picture to a WPF Obejct
I have seen the methods in DrawingContext
maybe dc.DrawDrawing() could be use
thanks to any answers.

推荐答案

我通过判断重点像素解决了该问题
如果是移植过滤器
原谅我可怜的英语...

I solved it by judge the focused Pixels
if it is transplant filter out
forgive my poor English...

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