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Warning fixes found under hardest mode of OpenWatcom. Seems clean in Borland, MinGW and DMC.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29682 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Włodzimierz Skiba
2004-10-06 20:21:57 +00:00
parent c0c997853f
commit 907173e51d
10 changed files with 44 additions and 47 deletions
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8
src/msw/dib.cpp
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@@ -69,7 +69,7 @@ static inline WORD GetNumberOfColours(WORD bitsPerPixel)
{
// only 1, 4 and 8bpp bitmaps use palettes (well, they could be used with
// 24bpp ones too but we don't support this as I think it's quite uncommon)
return bitsPerPixel <= 8 ? 1 << bitsPerPixel : 0;
return (WORD)(bitsPerPixel <= 8 ? 1 << bitsPerPixel : 0);
}
// wrapper around ::GetObject() for DIB sections
@@ -674,9 +674,9 @@ bool wxDIB::Create(const wxImage& image)
// RGB order is reversed, and we need to premultiply
// all channels by alpha value for use with ::AlphaBlend.
const unsigned char a = *alpha++;
*dst++ = (src[2] * a + 127) / 255;
*dst++ = (src[1] * a + 127) / 255;
*dst++ = (src[0] * a + 127) / 255;
*dst++ = (unsigned char)((src[2] * a + 127) / 255);
*dst++ = (unsigned char)((src[1] * a + 127) / 255);
*dst++ = (unsigned char)((src[0] * a + 127) / 255);
*dst++ = a;
src += 3;
}