C language function:ExtSelectClipRgn sample codes

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TITLE : SelectClipRgn function (Windows)
int ExtSelectClipRgn(.......
http://msdn.microsoft.com/en-us/library/windows/desktop/dd162712(v=vs.85).aspx


TITLE : Transparent graphics with pure GDI (Part 1 1/2) - Parnassus OU - Delphi and C++Builder Plugins
procedure SetClip(APoints: array of TPoint); // pass APoints by value var rgn: HRGN; begin LPtoDP(DC, APoints[0], Length(APoints)); rgn := CreatePolygonRgn(APoints[0], Length(APoints), ALTERNATE); try ExtSelectClipRgn(DC, rgn, RGN_AND); finally DeleteObject(rgn); end; end;.......
http://parnassus.co/transparent-graphics-with-pure-gdi-part-1-12/

int ExtSelectClipRgn(HDC hdc, HRGN hrgn, int CombineMode);.......
http://ptgmedia.pearsoncmg.com/images/0201634929/samplechapter/chap6.html

ExtSelectClipRgn(hdc, newrgn, RGN_OR);.......
http://ptgmedia.pearsoncmg.com/images/0201634929/samplechapter/chap6.html
TITLE : c++ - How to draw text over filled rectangle by XOR-ing its color with GDI? - Stack Overflow
Thanks. His example of setting the clipping region with ExcludeClipRect and then reversing it with ExtSelectClipRgn(RGN_XOR) and doing the drawing twice did the trick. I'm curious though, why is Google Chrome reporting that site as The site ahead contains harmful programs when I try to download a code sample? ? c00000fd Jul 8 at 4:31.......
http://stackoverflow.com/questions/44967915/how-to-draw-text-over-filled-rectangle-by-xor-ing-its-color-with-gdi
TITLE : 【PB】PowerBuilder API Site
FUNCTION ulong ExtSelectClipRgn(ulong hdc,ulong hRgn,ulong fnMode) LIBRARY "gdi32.dll".......
http://www.360doc.com/content/13/0216/20/11408198_266000549.shtml
TITLE : A Guide to WIN32 Clipping Regions - CodeProject
int ExtSelectClipRgn(.......
http://www.codeproject.com/Articles/2095/A-Guide-to-WIN-Clipping-Regions
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