I have a Visual Studio solution which consists of a DLL and an EXE. My program sets a global WH_CALLWNDPROC hook. The hook procedure is defined by the DLL. I have verified that the DLL gets properly i
I want draw multi layer in DC. each 开发者_Go百科layer have some gdi/gdi+ object and semi-transparent with the underlayer.Using the function SetROP2 with the argument R2_MASKPEN is a very simple way t
I am writing a global hook DLL that needs to do some drawing using GDI+ on a window in response to an event. My problem is that the window that is being drawn keeps repainting itself, so what I draw g
soft line m开发者_JAVA百科eans, the line will draw some interim color around.GDI can\'t do this. For GDI+ see this Microsoft article: http://msdn.microsoft.com/en-us/library/ms536351(VS.85).aspx
the following code is a handler that takes in a Percent (percent of the graph to show as blue), Max (maximum value), and a Gallons value (number) to create a thermometer-style progress meter. It outpu
Any suggestions on how to draw a directed line in .Net? I\'m currently using Graphics.DrawLine with a Pen with dashes. But the dashes point in both directions. I want them to all point in a single dir
Why Color.FromArgb(255, 255, 255, 255) is not equal to 开发者_运维技巧Color.White ? Is there any built-in way to compare only A,R,G,B values and not color names?
In my WinForms app (C#) I have a circle (defined by a Rectangle) that I am presently filling with a solid color. I would like to fill this with a circular (not linear) grad开发者_如何学Pythonient (so
I\'m using GDI+ in my application, and I need to use a rotated LinearGradientBrush to paint several rects in the exact same way.However, although I\'m calling the same code to fill each rect, the resu
I am loading 640x480 Bitmaps into a picture box one after the other. When I do that my UI gets blocked. For example, if I was typing something in a text box which is on the same form where my picture
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