Module: wine Branch: master Commit: 7bf4db877ae402de72a4f1e7bf0f4f27b5b4fa67 URL: http://source.winehq.org/git/wine.git/?a=commit;h=7bf4db877ae402de72a4f1e7bf...
Author: Aric Stewart aric@codeweavers.com Date: Thu Sep 9 15:27:57 2010 -0500
usp10: Check font for required features and report error if missing.
---
dlls/usp10/shape.c | 98 ++++++++++++++++++++++++++++++++---------- dlls/usp10/usp10.c | 5 ++- dlls/usp10/usp10_internal.h | 1 + 3 files changed, 79 insertions(+), 25 deletions(-)
diff --git a/dlls/usp10/shape.c b/dlls/usp10/shape.c index e370e33..a2cbd2a 100644 --- a/dlls/usp10/shape.c +++ b/dlls/usp10/shape.c @@ -273,6 +273,15 @@ static OPENTYPE_FEATURE_RECORD arabic_features[] = { 0x7465736d /*mset*/, 1}, };
+static const char* required_arabic_features[] = +{ + "fina", + "init", + "medi", + "rlig", + NULL +}; + static OPENTYPE_FEATURE_RECORD hebrew_features[] = { { 0x67696c64 /*dlig*/, 1}, @@ -286,6 +295,18 @@ static OPENTYPE_FEATURE_RECORD syriac_features[] = { 0x67696c64 /*dlig*/, 1}, };
+static const char* required_syriac_features[] = +{ + "fina", + "fin2", + "fin3", + "init", + "medi", + "med2", + "rlig", + NULL +}; + static OPENTYPE_FEATURE_RECORD sinhala_features[] = { /* Base forms */ @@ -310,8 +331,15 @@ static OPENTYPE_FEATURE_RECORD thai_features[] = { 0x706d6363 /*ccmp*/, 1}, };
+static const char* required_lao_features[] = +{ + "ccmp", + NULL +}; + typedef struct ScriptShapeDataTag { TEXTRANGE_PROPERTIES defaultTextRange; + const char** requiredFeatures; CHAR otTag[5]; ContextualShapingProc contextProc; } ScriptShapeData; @@ -319,30 +347,30 @@ typedef struct ScriptShapeDataTag { /* in order of scripts */ static const ScriptShapeData ShapingData[] = { - {{ standard_features, 2}, "", NULL}, - {{ standard_features, 2}, "latn", NULL}, - {{ standard_features, 2}, "latn", NULL}, - {{ standard_features, 2}, "latn", NULL}, - {{ standard_features, 2}, "" , NULL}, - {{ standard_features, 2}, "latn", NULL}, - {{ arabic_features, 6}, "arab", ContextualShape_Arabic}, - {{ arabic_features, 6}, "arab", ContextualShape_Arabic}, - {{ hebrew_features, 1}, "hebr", NULL}, - {{ syriac_features, 4}, "syrc", ContextualShape_Syriac}, - {{ arabic_features, 6}, "arab", ContextualShape_Arabic}, - {{ NULL, 0}, "thaa", NULL}, - {{ standard_features, 2}, "grek", NULL}, - {{ standard_features, 2}, "cyrl", NULL}, - {{ standard_features, 2}, "armn", NULL}, - {{ standard_features, 2}, "geor", NULL}, - {{ sinhala_features, 7}, "sinh", NULL}, - {{ tibetan_features, 2}, "tibt", NULL}, - {{ tibetan_features, 2}, "tibt", NULL}, - {{ tibetan_features, 2}, "phag", ContextualShape_Phags_pa}, - {{ thai_features, 1}, "thai", NULL}, - {{ thai_features, 1}, "thai", NULL}, - {{ thai_features, 1}, "lao", NULL}, - {{ thai_features, 1}, "lao", NULL}, + {{ standard_features, 2}, NULL, "", NULL}, + {{ standard_features, 2}, NULL, "latn", NULL}, + {{ standard_features, 2}, NULL, "latn", NULL}, + {{ standard_features, 2}, NULL, "latn", NULL}, + {{ standard_features, 2}, NULL, "" , NULL}, + {{ standard_features, 2}, NULL, "latn", NULL}, + {{ arabic_features, 6}, required_arabic_features, "arab", ContextualShape_Arabic}, + {{ arabic_features, 6}, required_arabic_features, "arab", ContextualShape_Arabic}, + {{ hebrew_features, 1}, NULL, "hebr", NULL}, + {{ syriac_features, 4}, required_syriac_features, "syrc", ContextualShape_Syriac}, + {{ arabic_features, 6}, required_arabic_features, "arab", ContextualShape_Arabic}, + {{ NULL, 0}, NULL, "thaa", NULL}, + {{ standard_features, 2}, NULL, "grek", NULL}, + {{ standard_features, 2}, NULL, "cyrl", NULL}, + {{ standard_features, 2}, NULL, "armn", NULL}, + {{ standard_features, 2}, NULL, "geor", NULL}, + {{ sinhala_features, 7}, NULL, "sinh", NULL}, + {{ tibetan_features, 2}, NULL, "tibt", NULL}, + {{ tibetan_features, 2}, NULL, "tibt", NULL}, + {{ tibetan_features, 2}, NULL, "phag", ContextualShape_Phags_pa}, + {{ thai_features, 1}, NULL, "thai", NULL}, + {{ thai_features, 1}, NULL, "thai", NULL}, + {{ thai_features, 1}, required_lao_features, "lao", NULL}, + {{ thai_features, 1}, required_lao_features, "lao", NULL}, };
static INT GSUB_is_glyph_covered(LPCVOID table , UINT glyph) @@ -1308,3 +1336,25 @@ rpRangeProperties = &ShapingData[psa->eScript].defaultTextRange;
SHAPE_ApplyOpenTypeFeatures(hdc, psc, psa, pwOutGlyphs, pcGlyphs, cMaxGlyphs, cChars, rpRangeProperties, pwLogClust); } + +HRESULT SHAPE_CheckFontForRequiredFeatures(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa) +{ + const GSUB_Feature *feature; + int i; + + if (!ShapingData[psa->eScript].requiredFeatures) + return S_OK; + + if (!psc->GSUB_Table) + psc->GSUB_Table = load_gsub_table(hdc); + + i = 0; + while (ShapingData[psa->eScript].requiredFeatures[i]) + { + feature = load_GSUB_feature(hdc, psa, psc, ShapingData[psa->eScript].requiredFeatures[i]); + if (!feature) + return USP_E_SCRIPT_NOT_IN_FONT; + i++; + } + return S_OK; +} diff --git a/dlls/usp10/usp10.c b/dlls/usp10/usp10.c index c9ad77c..c103cef 100644 --- a/dlls/usp10/usp10.c +++ b/dlls/usp10/usp10.c @@ -1290,7 +1290,10 @@ HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
if (!psa->fNoGlyphIndex) { - WCHAR *rChars = heap_alloc(sizeof(WCHAR) * cChars); + WCHAR *rChars; + if ((hr = SHAPE_CheckFontForRequiredFeatures(hdc, (ScriptCache *)*psc, psa)) != S_OK) return hr; + + rChars = heap_alloc(sizeof(WCHAR) * cChars); if (!rChars) return E_OUTOFMEMORY; for (i = 0; i < cChars; i++) { diff --git a/dlls/usp10/usp10_internal.h b/dlls/usp10/usp10_internal.h index b314c4c..fe5d852 100644 --- a/dlls/usp10/usp10_internal.h +++ b/dlls/usp10/usp10_internal.h @@ -75,3 +75,4 @@ INT BIDI_ReorderV2lLevel(int level, int *pIndexs, const BYTE* plevel, int cch, B INT BIDI_ReorderL2vLevel(int level, int *pIndexs, const BYTE* plevel, int cch, BOOL fReverse); void SHAPE_ContextualShaping(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, WCHAR* pwcChars, INT cChars, WORD* pwOutGlyphs, INT* pcGlyphs, INT cMaxGlyphs, WORD *pwLogClust); void SHAPE_ApplyDefaultOpentypeFeatures(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, WORD* pwOutGlyphs, INT* pcGlyphs, INT cMaxGlyphs, INT cChars, WORD *pwLogClust); +HRESULT SHAPE_CheckFontForRequiredFeatures(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa);