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[LPK] Refactoring (#622).

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- Moved lpDx and lpGlyphs operations to seperate brackets.
- lpGlyphs == NULL checks + memory managment additions.

CORE-14732
This commit is contained in:
Baruch Rutman 2018-06-18 12:07:16 +03:00 committed by Hermès Bélusca-Maïto
parent bfc6b719cf
commit 33d3e56cf4
No known key found for this signature in database
GPG key ID: 3B2539C65E7B93D0
1 changed files with 45 additions and 24 deletions
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69
dll/win32/lpk/lpk.c
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@ -63,9 +63,6 @@ LpkExtTextOut(
const INT *lpDx,
INT unknown)
{
LPWORD glyphs = NULL;
INT cGlyphs;
UNREFERENCED_PARAMETER(unknown);
if (!(fuOptions & ETO_IGNORELANGUAGE))
@ -81,16 +78,30 @@ LpkExtTextOut(
/* Check if the string requires complex script processing and not a "glyph indices" array */
if (ScriptIsComplex(lpString, uCount, SIC_COMPLEX) == S_OK && !(fuOptions & ETO_GLYPH_INDEX))
{
LPWORD glyphs = NULL;
LPWSTR reordered_str = HeapAlloc(GetProcessHeap(), 0, uCount * sizeof(WCHAR));
INT cGlyphs;
BOOL bResult;
BIDI_Reorder(hdc, lpString, uCount, GCP_REORDER,
(fuOptions & ETO_RTLREADING) ? WINE_GCPW_FORCE_RTL : WINE_GCPW_FORCE_LTR,
NULL, uCount, NULL, &glyphs, &cGlyphs);
reordered_str, uCount, NULL, &glyphs, &cGlyphs);
fuOptions |= ETO_GLYPH_INDEX;
if (glyphs)
{
fuOptions |= ETO_GLYPH_INDEX;
if (uCount > cGlyphs)
cGlyphs = uCount;
if (uCount != cGlyphs)
uCount = cGlyphs;
}
return ExtTextOutW(hdc, x, y, fuOptions, lprc, (LPWSTR)glyphs, cGlyphs, lpDx);
bResult = ExtTextOutW(hdc, x, y, fuOptions, lprc,
glyphs ? (LPWSTR)glyphs : reordered_str, uCount, lpDx);
HeapFree(GetProcessHeap(), 0, glyphs);
HeapFree(GetProcessHeap(), 0, reordered_str);
return bResult;
}
return ExtTextOutW(hdc, x, y, fuOptions, lprc, lpString, uCount, lpDx);
@ -132,28 +143,38 @@ LpkGetCharacterPlacement(
lpResults->nGlyphs = (UINT)cGlyphs;
if (lpResults->lpGlyphs)
wcscpy(lpResults->lpGlyphs, lpGlyphs);
if (lpResults->lpDx && !(dwFlags & GCP_GLYPHSHAPE))
{
int c;
for (i = 0; i < nSet; i++)
{
if (GetCharWidth32W(hdc, lpResults->lpOutString[i], lpResults->lpOutString[i], &c))
lpResults->lpDx[i] = c;
}
if (lpGlyphs)
wcscpy(lpResults->lpGlyphs, lpGlyphs);
else if (lpResults->lpOutString)
GetGlyphIndicesW(hdc, lpResults->lpOutString, nSet, lpResults->lpGlyphs, 0);
}
/* If glyph shaping was requested */
else if (lpResults->lpDx && (dwFlags & GCP_GLYPHSHAPE))
if (lpResults->lpDx)
{
int c;
if (lpResults->lpGlyphs)
/* If glyph shaping was requested */
if(dwFlags & GCP_GLYPHSHAPE)
{
for (i = 0; i < lpResults->nGlyphs; i++)
int c;
if (lpResults->lpGlyphs)
{
if (GetCharWidth32W(hdc, lpGlyphs[i], lpGlyphs[i], &c))
for (i = 0; i < lpResults->nGlyphs; i++)
{
if (GetCharWidth32W(hdc, lpResults->lpGlyphs[i], lpResults->lpGlyphs[i], &c))
lpResults->lpDx[i] = c;
}
}
}
else
{
int c;
for (i = 0; i < nSet; i++)
{
if (GetCharWidth32W(hdc, lpResults->lpOutString[i], lpResults->lpOutString[i], &c))
lpResults->lpDx[i] = c;
}
}