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I don't know the actual terminology for it, but I am trying to create a selection box within a form. Using the left mouse button. Similar to this image https://www.dropbox.com/s/257aeqon32ca5cn/Screenshot%202018-02-09%2018.46.32.png?dl=0 Is there any way to get the clean animation similar to what windows can do maybe using direct draw or directX?

Edit: I believe it may be called a drawReversibleFrame

What I have tried:

I have tried using a simple rectang.le using pen and brush, but the alpha is faded is leaves scan line when resized see https://prnt.sc/iboz1b
Posted
Updated 9-Feb-18 20:54pm
v4

1 solution

I think it's called a rubber band selection, see answer here: c# - filled rubber band in Winforms Application - Stack Overflow[^]
 
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Comments
Maciej Los 10-Feb-18 6:03am    
Good catch!
RickZeeland 10-Feb-18 7:53am    
They call me the "rubberband man" ...
Maciej Los 10-Feb-18 8:00am    
:laugh:

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