如何获得矩形的角度? [英] How do I get the angle of Rectangle?

问题描述

我有一个已旋转到某个任意角度的 Shapes.Rectangle。我如何进入那个角度，以便我知道它是什么？一旦我知道了角度，在代码中更改它的最佳方法是什么？

I have a Shapes.Rectangle that has been rotated to some arbitrary angle. How do I get access to that angle so I know what it is? Once I know the angle, what is the best way to change it in code?

推荐答案

请参阅：
https://msdn.microsoft.com/en-us/library/ ms750596%28v=vs.110%29.aspx[^],
https://msdn.microsoft.com/en-us/library/system.windows.shapes.rectangle.geometrytransform%28v=vs.110%29.aspx[^],
https://msdn.microsoft.com/ en-us/library/system.windows.frameworkelement.layouttransform%28v=vs.110%29.aspx[^],
https://msdn.microsoft.com/ en-us/library/system.windows.uielement.rendertransform%28v=vs.110%29.aspx[^].

以防万一：在试图得出这不是您需要的结论之前，请彻底了解它；你一定会发现就是这样。 :-)

—SA

Please see:
https://msdn.microsoft.com/en-us/library/ms750596%28v=vs.110%29.aspx[^],
https://msdn.microsoft.com/en-us/library/system.windows.shapes.rectangle.geometrytransform%28v=vs.110%29.aspx[^],
https://msdn.microsoft.com/en-us/library/system.windows.frameworkelement.layouttransform%28v=vs.110%29.aspx[^],
https://msdn.microsoft.com/en-us/library/system.windows.uielement.rendertransform%28v=vs.110%29.aspx[^].

Just in case: before trying to conclude that this is not what you need, learn it thoroughly; you will certainly find that this is it. :-)

—SA

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