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EMR_EXTSELECTCLIPRGN = 75,
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The SelectClipRgn API
4/7/2010 3:37:51 AM - -213.248.109.131
static extern int SelectClipRgn(IntPtr hdc, IntPtr hrgn);
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SelectClipRgn(hdc, hRegion); // region will be copied
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SelectClipRgn(hdc, IntPtr.Zero); // reset clip region
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