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[OS/2] Bug 358560: Implement BGRA32 in GetPixelFormat() to fix black display of canvas on 32bit display depth, r=abwillis, sr=mkaply

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git-svn-id: svn://10.0.0.236/trunk@214349 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
mozilla%weilbacher.org 2006-10-29 18:36:22 +00:00
parent 75840a7c90
commit 8fe36d4fed
1 changed files with 19 additions and 0 deletions
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19
mozilla/gfx/src/os2/nsDrawingSurfaceOS2.cpp
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@ -426,6 +426,25 @@ nsresult nsOffscreenSurface::GetPixelFormat( nsPixelFormat *aFormat)
aFormat->mAlphaShift = 0;
break;
case 32:
aFormat->mRedZeroMask = 0x000000FF;
aFormat->mGreenZeroMask = 0x000000FF;
aFormat->mBlueZeroMask = 0x000000FF;
aFormat->mAlphaZeroMask = 0x000000FF;
aFormat->mRedMask = 0x00FF0000;
aFormat->mGreenMask = 0x0000FF00;
aFormat->mBlueMask = 0x000000FF;
aFormat->mAlphaMask = 0xFF000000;
aFormat->mRedCount = 8;
aFormat->mGreenCount = 8;
aFormat->mBlueCount = 8;
aFormat->mAlphaCount = 8;
aFormat->mRedShift = 16;
aFormat->mGreenShift = 8;
aFormat->mBlueShift = 0;
aFormat->mAlphaShift = 24;
break;
default:
#ifdef DEBUG
printf( "Bad bit-depth for GetPixelFormat (%d)\n", bih.cBitCount);