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[OS/2] Creation of a minimal 1x1 surface is good enough, and we always own the PS in the gfxOS2Surface(HWND) constructor. Part of work in bug 371505.

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mozilla@weilbacher.org 2007-09-08 08:29:21 -07:00
parent ecd37da0a0
commit 48b32c77cf
1 changed files with 4 additions and 9 deletions
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13
gfx/thebes/src/gfxOS2Surface.cpp
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@ -62,26 +62,21 @@ gfxOS2Surface::gfxOS2Surface(HPS aPS, const gfxIntSize& aSize)
}
gfxOS2Surface::gfxOS2Surface(HWND aWnd)
: mOwnsPS(PR_TRUE)
{
#ifdef DEBUG_thebes_2
printf("gfxOS2Surface[%#x]::gfxOS2Surface(HWND=%#x)\n",
(unsigned int)this, (unsigned int)aWnd);
#endif
if (!mPS) {
// it must have been passed to us from somwhere else
mOwnsPS = PR_TRUE;
mPS = WinGetPS(aWnd);
} else {
mOwnsPS = PR_FALSE;
}
mPS = WinGetPS(aWnd);
RECTL rectl;
WinQueryWindowRect(aWnd, &rectl);
mSize.width = rectl.xRight - rectl.xLeft;
mSize.height = rectl.yTop - rectl.yBottom;
if (mSize.width == 0) mSize.width = 10; // XXX fake some surface area to make
if (mSize.height == 0) mSize.height = 10; // cairo_os2_surface_create() return something sensible
if (mSize.width == 0) mSize.width = 1; // fake a minimal surface area to let
if (mSize.height == 0) mSize.height = 1; // cairo_os2_surface_create() return something
cairo_surface_t *surf = cairo_os2_surface_create(mPS, mSize.width, mSize.height);
#ifdef DEBUG_thebes_2
printf(" type(%#x)=%d (own=%d, ID=%#x, h/w=%d/%d)\n", (unsigned int)surf,