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usp10: Improve selection drawing if selection starts in the middle of a cluster.

This commit is contained in:
Aric Stewart 2011-12-20 08:38:24 -06:00 committed by Alexandre Julliard
parent 53385314d0
commit dbe168fe99
1 changed files with 24 additions and 1 deletions
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25
dlls/usp10/usp10.c
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@ -1877,6 +1877,8 @@ static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
INT runStart, runEnd;
INT iGlyph, cGlyphs;
HFONT oldFont = 0x0;
RECT crc;
int i;
TRACE("(%p,%d,%d,%d,%d,%d, 0x%1x, %d, %d)\n",
ssa, iX, iY, iItem, cStart, cEnd, uOptions, fSelected, fDisabled);
@ -1887,6 +1889,7 @@ static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
(cEnd >= 0 && analysis->pItem[iItem].iCharPos >= cEnd))
return S_OK;
CopyRect(&crc,prc);
if (fSelected)
{
BkMode = GetBkMode(analysis->hdc);
@ -1917,6 +1920,7 @@ static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
ScriptStringCPtoX(ssa, cEnd, FALSE, &off_x);
else
ScriptStringCPtoX(ssa, analysis->pItem[iItem+1].iCharPos-1, TRUE, &off_x);
crc.left = iX + off_x;
}
else
{
@ -1924,6 +1928,7 @@ static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
ScriptStringCPtoX(ssa, cStart, FALSE, &off_x);
else
ScriptStringCPtoX(ssa, analysis->pItem[iItem].iCharPos, FALSE, &off_x);
crc.left = iX + off_x;
}
if (analysis->pItem[iItem].a.fRTL)
@ -1938,6 +1943,24 @@ static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
cGlyphs++;
/* adjust for cluster glyphs when starting */
if (analysis->pItem[iItem].a.fRTL)
i = analysis->pItem[iItem+1].iCharPos - 1;
else
i = analysis->pItem[iItem].iCharPos;
for (; i >=analysis->pItem[iItem].iCharPos && i < analysis->pItem[iItem+1].iCharPos; (analysis->pItem[iItem].a.fRTL)?i--:i++)
{
if (analysis->glyphs[iItem].pwLogClust[i - analysis->pItem[iItem].iCharPos] == iGlyph)
{
if (analysis->pItem[iItem].a.fRTL)
ScriptStringCPtoX(ssa, i, TRUE, &off_x);
else
ScriptStringCPtoX(ssa, i, FALSE, &off_x);
break;
}
}
if (cEnd < 0 || scriptInformation[analysis->pItem[iItem].a.eScript].props.fNeedsCaretInfo)
{
INT direction;
@ -1959,7 +1982,7 @@ static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
hr = ScriptTextOut(analysis->hdc,
(SCRIPT_CACHE *)&analysis->glyphs[iItem].sc, iX + off_x,
iY, uOptions, prc, &analysis->pItem[iItem].a, NULL, 0,
iY, uOptions, &crc, &analysis->pItem[iItem].a, NULL, 0,
&analysis->glyphs[iItem].glyphs[iGlyph], cGlyphs,
&analysis->glyphs[iItem].piAdvance[iGlyph], NULL,
&analysis->glyphs[iItem].pGoffset[iGlyph]);