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usp10: Simplify the offset calculation by always using ETO_PDY.

This commit is contained in:
Huw Davies 2013-01-08 16:05:31 +00:00 committed by Alexandre Julliard
parent a1648ac5e7
commit 082f989575
1 changed files with 9 additions and 31 deletions
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40
dlls/usp10/usp10.c
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@ -3253,41 +3253,19 @@ HRESULT WINAPI ScriptTextOut(const HDC hdc, SCRIPT_CACHE *psc, int x, int y, UIN
fuOptions |= ETO_GLYPH_INDEX; /* Say don't do translation to glyph */
lpDx = heap_alloc(cGlyphs * sizeof(INT) * 2);
if (pGoffset)
{
for (i = 0; i < cGlyphs; i++)
if (!(fuOptions&ETO_PDY) && pGoffset[i].dv)
fuOptions |= ETO_PDY;
}
for (i = 0; i < cGlyphs; i++)
{
int idx = i;
if (fuOptions&ETO_PDY)
lpDx[i * 2] = piAdvance[i];
lpDx[i * 2 + 1] = 0;
if (pGoffset && i > 0)
{
idx *=2;
lpDx[idx+1] = 0;
}
lpDx[idx] = piAdvance[i];
}
if (pGoffset)
{
for (i = 1; i < cGlyphs; i++)
{
int idx = i;
int prev_idx = i-1;
if (fuOptions&ETO_PDY)
{
idx*=2;
prev_idx = idx-2;
}
lpDx[prev_idx] += pGoffset[i].du;
lpDx[idx] -= pGoffset[i].du;
if (fuOptions&ETO_PDY)
{
lpDx[prev_idx+1] += pGoffset[i].dv;
lpDx[idx+1] -= pGoffset[i].dv;
}
lpDx[(i - 1) * 2] += pGoffset[i].du;
lpDx[(i - 1) * 2 + 1] += pGoffset[i].dv;
lpDx[i * 2] -= pGoffset[i].du;
lpDx[i * 2 + 1] -= pGoffset[i].dv;
}
}