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usp10: Determine glyph properties after shaping for Tibetan script.

This commit is contained in:
Aric Stewart 2011-05-24 14:40:50 -05:00 committed by Alexandre Julliard
parent 850336d936
commit 2b3da5389c
1 changed files with 49 additions and 2 deletions
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51
dlls/usp10/shape.c
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@ -51,6 +51,7 @@ static void ShapeCharGlyphProp_Default( HDC hdc, ScriptCache* psc, SCRIPT_ANALYS
static void ShapeCharGlyphProp_Arabic( HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, const WCHAR* pwcChars, const INT cChars, const WORD* pwGlyphs, const INT cGlyphs, WORD *pwLogClust, SCRIPT_CHARPROP* pCharProp, SCRIPT_GLYPHPROP *pGlyphProp );
static void ShapeCharGlyphProp_Thai( HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, const WCHAR* pwcChars, const INT cChars, const WORD* pwGlyphs, const INT cGlyphs, WORD *pwLogClust, SCRIPT_CHARPROP *pCharProp, SCRIPT_GLYPHPROP *pGlyphProp );
static void ShapeCharGlyphProp_None( HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, const WCHAR* pwcChars, const INT cChars, const WORD* pwGlyphs, const INT cGlyphs, WORD *pwLogClust, SCRIPT_CHARPROP *pCharProp, SCRIPT_GLYPHPROP *pGlyphProp );
static void ShapeCharGlyphProp_Tibet( HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, const WCHAR* pwcChars, const INT cChars, const WORD* pwGlyphs, const INT cGlyphs, WORD *pwLogClust, SCRIPT_CHARPROP *pCharProp, SCRIPT_GLYPHPROP *pGlyphProp );
extern const unsigned short wine_shaping_table[];
extern const unsigned short wine_shaping_forms[LAST_ARABIC_CHAR - FIRST_ARABIC_CHAR + 1][4];
@ -399,8 +400,8 @@ static const ScriptShapeData ShapingData[] =
{{ standard_features, 2}, NULL, "armn", NULL, NULL},
{{ standard_features, 2}, NULL, "geor", NULL, NULL},
{{ sinhala_features, 7}, NULL, "sinh", NULL, NULL},
{{ tibetan_features, 2}, NULL, "tibt", NULL, ShapeCharGlyphProp_None},
{{ tibetan_features, 2}, NULL, "tibt", NULL, ShapeCharGlyphProp_None},
{{ tibetan_features, 2}, NULL, "tibt", NULL, ShapeCharGlyphProp_Tibet},
{{ tibetan_features, 2}, NULL, "tibt", NULL, ShapeCharGlyphProp_Tibet},
{{ tibetan_features, 2}, NULL, "phag", ContextualShape_Phags_pa, ShapeCharGlyphProp_Thai},
{{ thai_features, 1}, NULL, "thai", NULL, ShapeCharGlyphProp_Thai},
{{ thai_features, 1}, NULL, "thai", NULL, ShapeCharGlyphProp_Thai},
@ -1740,6 +1741,52 @@ static void ShapeCharGlyphProp_None( HDC hdc, ScriptCache* psc, SCRIPT_ANALYSIS*
UpdateClustersFromGlyphProp(cGlyphs, cChars, pwLogClust, pGlyphProp);
}
static void ShapeCharGlyphProp_Tibet( HDC hdc, ScriptCache* psc, SCRIPT_ANALYSIS* psa, const WCHAR* pwcChars, const INT cChars, const WORD* pwGlyphs, const INT cGlyphs, WORD* pwLogClust, SCRIPT_CHARPROP* pCharProp, SCRIPT_GLYPHPROP* pGlyphProp)
{
int i,k;
for (i = 0; i < cGlyphs; i++)
{
int char_index[20];
int char_count = 0;
for (k = 0; k < cChars; k++)
{
if (pwLogClust[k] == i)
{
char_index[char_count] = k;
char_count++;
}
}
if (char_count == 0)
{
FIXME("No chars in this glyph? Must be an error\n");
continue;
}
if (char_count ==1 && pwcChars[char_index[0]] == 0x0020) /* space */
{
pGlyphProp[i].sva.uJustification = SCRIPT_JUSTIFY_BLANK;
pCharProp[char_index[0]].fCanGlyphAlone = 1;
}
else
pGlyphProp[i].sva.uJustification = SCRIPT_JUSTIFY_NONE;
}
GDEF_UpdateGlyphProps(hdc, pwGlyphs, cGlyphs, pwLogClust, pGlyphProp);
UpdateClustersFromGlyphProp(cGlyphs, cChars, pwLogClust, pGlyphProp);
/* Tibeten script does not set sva.fDiacritic or sva.fZeroWidth */
for (i = 0; i < cGlyphs; i++)
{
if (!pGlyphProp[i].sva.fClusterStart)
{
pGlyphProp[i].sva.fDiacritic = 0;
pGlyphProp[i].sva.fZeroWidth = 0;
}
}
}
void SHAPE_CharGlyphProp(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, const WCHAR* pwcChars, const INT cChars, const WORD* pwGlyphs, const INT cGlyphs, WORD *pwLogClust, SCRIPT_CHARPROP *pCharProp, SCRIPT_GLYPHPROP *pGlyphProp)
{
if (ShapingData[psa->eScript].charGlyphPropProc)