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tuanpq

Jul 3rd, 2009 10:00 pm

Problem: Flicking with Double Buffering on transparent control

1 Attachment(s)

Hi all,
I'm C# newbie, and I having problem with double buffering on transparent control - flicking when draw drag rectangle (see attached file). Can anyone help me?
Thanks & rgds,

adatapost

Jul 4th, 2009 6:06 am

Re: Problem: Flicking with Double Buffering on transparent control

Welcome tuanpq,

Did you read this article? http://www.codeproject.com/KB/GDI-pl...eeDrawing.aspx

tuanpq

Jul 4th, 2009 6:54 am

Re: Problem: Flicking with Double Buffering on transparent control

Quote:

Originally Posted by adatapost (Post 908108)

Welcome tuanpq,

Did you read this article? http://www.codeproject.com/KB/GDI-pl...eeDrawing.aspx

I applied this technique into my program but it doesn't improve. Can you applied this technique into my program?

adatapost

Jul 4th, 2009 7:44 am

Re: Problem: Flicking with Double Buffering on transparent control

1 Attachment(s)

Quote:

Originally Posted by tuanpq (Post 908139)

I applied this technique into my program but it doesn't improve. Can you applied this technique into my program?

I have changed - a paint event code

tuanpq

Jul 5th, 2009 10:04 am

Re: Problem: Flicking with Double Buffering on transparent control

Thanks for helping. I've tried your's modified code, but why transparent layer became black? I've review source code and discover that transparent layer's DoubleBuffered propperty is set to true. Is that reason?

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