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author | Qt Continuous Integration System <qt-info@nokia.com> | 2010-04-14 18:05:26 (GMT) |
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committer | Qt Continuous Integration System <qt-info@nokia.com> | 2010-04-14 18:05:26 (GMT) |
commit | 9dcf1eabc373991340b0c0b697f5b0788fde4f4b (patch) | |
tree | dc2a198f35d28635ccb112789373f0e28014c814 /src | |
parent | a0b027c9e29cdc75ffe857e19e9892e88bde722e (diff) | |
parent | f3a0bd8827f5d0de575b0f8c044b4bf65405b69c (diff) | |
download | Qt-9dcf1eabc373991340b0c0b697f5b0788fde4f4b.zip Qt-9dcf1eabc373991340b0c0b697f5b0788fde4f4b.tar.gz Qt-9dcf1eabc373991340b0c0b697f5b0788fde4f4b.tar.bz2 |
Merge branch '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.6-integration
* '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2:
merge commit c638ddc70f6a8196f2c8b11808ab01510233a0ee from harfbuzz:
Diffstat (limited to 'src')
-rw-r--r-- | src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp | 23 | ||||
-rw-r--r-- | src/3rdparty/harfbuzz/src/harfbuzz-shaper-private.h | 55 | ||||
-rw-r--r-- | src/3rdparty/harfbuzz/tests/shaping/main.cpp | 165 |
3 files changed, 193 insertions, 50 deletions
diff --git a/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp b/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp index 3c9df93..4d8418b 100644 --- a/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp +++ b/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp @@ -1107,6 +1107,7 @@ static inline void splitMatra(unsigned short *reordered, int matra, int &len) #ifndef NO_OPENTYPE static const HB_OpenTypeFeature indic_features[] = { + { HB_MAKE_TAG('l', 'o', 'c', 'a'), LocaProperty }, { HB_MAKE_TAG('c', 'c', 'm', 'p'), CcmpProperty }, { HB_MAKE_TAG('i', 'n', 'i', 't'), InitProperty }, { HB_MAKE_TAG('n', 'u', 'k', 't'), NuktaProperty }, @@ -1115,12 +1116,14 @@ static const HB_OpenTypeFeature indic_features[] = { { HB_MAKE_TAG('b', 'l', 'w', 'f'), BelowFormProperty }, { HB_MAKE_TAG('h', 'a', 'l', 'f'), HalfFormProperty }, { HB_MAKE_TAG('p', 's', 't', 'f'), PostFormProperty }, + { HB_MAKE_TAG('c', 'j', 'c', 't'), ConjunctFormProperty }, { HB_MAKE_TAG('v', 'a', 't', 'u'), VattuProperty }, { HB_MAKE_TAG('p', 'r', 'e', 's'), PreSubstProperty }, { HB_MAKE_TAG('b', 'l', 'w', 's'), BelowSubstProperty }, { HB_MAKE_TAG('a', 'b', 'v', 's'), AboveSubstProperty }, { HB_MAKE_TAG('p', 's', 't', 's'), PostSubstProperty }, { HB_MAKE_TAG('h', 'a', 'l', 'n'), HalantProperty }, + { HB_MAKE_TAG('c', 'a', 'l', 't'), IndicCaltProperty }, { 0, 0 } }; #endif @@ -1148,6 +1151,8 @@ static QString propertiesToString(int properties) { QString res; properties = ~properties; + if (properties & LocaProperty) + res += "Loca "; if (properties & CcmpProperty) res += "Ccmp "; if (properties & InitProperty) @@ -1168,6 +1173,8 @@ static QString propertiesToString(int properties) res += "HalfForm "; if (properties & PostFormProperty) res += "PostForm "; + if (properties & ConjunctFormProperty) + res += "PostForm "; if (properties & VattuProperty) res += "Vattu "; if (properties & PreSubstProperty) @@ -1182,6 +1189,8 @@ static QString propertiesToString(int properties) res += "Halant "; if (properties & CligProperty) res += "Clig "; + if (properties & IndicCaltProperty) + res += "Calt "; return res; } #endif @@ -1296,10 +1305,15 @@ static bool indic_shape_syllable(HB_Bool openType, HB_ShaperItem *item, bool inv } int skipped = 0; Position pos = Post; - for (i = len-1; i > base; i--) { + for (i = len-1; i >= base; i--) { if (position[i] != Consonant && (position[i] != Control || script == HB_Script_Kannada)) continue; + if (i < len-1 && position[i] == Control && position[i+1] == Consonant) { + base = i+1; + break; + } + Position charPosition = indic_position(uc[i]); if (pos == Post && charPosition == Post) { pos = Post; @@ -1545,16 +1559,20 @@ static bool indic_shape_syllable(HB_Bool openType, HB_ShaperItem *item, bool inv // features we should always apply for (i = 0; i < len; ++i) - properties[i] = ~(CcmpProperty + properties[i] = ~(LocaProperty + | CcmpProperty | NuktaProperty | VattuProperty + | ConjunctFormProperty | PreSubstProperty | BelowSubstProperty | AboveSubstProperty | PostSubstProperty | HalantProperty + | IndicCaltProperty | PositioningProperties); + // Loca always applies // Ccmp always applies // Init if (item->item.pos == 0 @@ -1611,6 +1629,7 @@ static bool indic_shape_syllable(HB_Bool openType, HB_ShaperItem *item, bool inv // abvs always applies // psts always applies // halant always applies + // calt always applies #ifdef INDIC_DEBUG // { diff --git a/src/3rdparty/harfbuzz/src/harfbuzz-shaper-private.h b/src/3rdparty/harfbuzz/src/harfbuzz-shaper-private.h index 80bccf8..2fce7df 100644 --- a/src/3rdparty/harfbuzz/src/harfbuzz-shaper-private.h +++ b/src/3rdparty/harfbuzz/src/harfbuzz-shaper-private.h @@ -57,34 +57,37 @@ typedef enum } HB_CombiningClass; typedef enum { - CcmpProperty = 0x1, - InitProperty = 0x2, - IsolProperty = 0x4, - FinaProperty = 0x8, - MediProperty = 0x10, - RligProperty = 0x20, - CaltProperty = 0x40, - LigaProperty = 0x80, - DligProperty = 0x100, - CswhProperty = 0x200, - MsetProperty = 0x400, + LocaProperty = 0x1, + CcmpProperty = 0x2, + InitProperty = 0x4, + IsolProperty = 0x8, + FinaProperty = 0x10, + MediProperty = 0x20, + RligProperty = 0x40, + CaltProperty = 0x80, + LigaProperty = 0x100, + DligProperty = 0x200, + CswhProperty = 0x400, + MsetProperty = 0x800, /* used by indic and myanmar shaper */ - NuktaProperty = 0x4, - AkhantProperty = 0x8, - RephProperty = 0x10, - PreFormProperty = 0x20, - BelowFormProperty = 0x40, - AboveFormProperty = 0x80, - HalfFormProperty = 0x100, - PostFormProperty = 0x200, - VattuProperty = 0x400, - PreSubstProperty = 0x800, - BelowSubstProperty = 0x1000, - AboveSubstProperty = 0x2000, - PostSubstProperty = 0x4000, - HalantProperty = 0x8000, - CligProperty = 0x10000 + NuktaProperty = 0x8, + AkhantProperty = 0x10, + RephProperty = 0x20, + PreFormProperty = 0x40, + BelowFormProperty = 0x80, + AboveFormProperty = 0x100, + HalfFormProperty = 0x200, + PostFormProperty = 0x400, + ConjunctFormProperty = 0x800, + VattuProperty = 0x1000, + PreSubstProperty = 0x2000, + BelowSubstProperty = 0x4000, + AboveSubstProperty = 0x8000, + PostSubstProperty = 0x10000, + HalantProperty = 0x20000, + CligProperty = 0x40000, + IndicCaltProperty = 0x80000 } HB_OpenTypeProperty; diff --git a/src/3rdparty/harfbuzz/tests/shaping/main.cpp b/src/3rdparty/harfbuzz/tests/shaping/main.cpp index 827ac30..28f8e07 100644 --- a/src/3rdparty/harfbuzz/tests/shaping/main.cpp +++ b/src/3rdparty/harfbuzz/tests/shaping/main.cpp @@ -136,13 +136,13 @@ HB_Error hb_getPointInOutline(HB_Font font, HB_Glyph glyph, int flags, hb_uint32 return HB_Err_Ok; } -void hb_getGlyphMetrics(HB_Font font, HB_Glyph glyph, HB_GlyphMetrics *metrics) +void hb_getGlyphMetrics(HB_Font, HB_Glyph, HB_GlyphMetrics *metrics) { // ### metrics->x = metrics->y = metrics->width = metrics->height = metrics->xOffset = metrics->yOffset = 0; } -HB_Fixed hb_getFontMetric(HB_Font font, HB_FontMetric metric) +HB_Fixed hb_getFontMetric(HB_Font, HB_FontMetric ) { return 0; // #### } @@ -169,6 +169,8 @@ public slots: void initTestCase(); void cleanupTestCase(); private slots: + void greek(); + void devanagari(); void bengali(); void gurmukhi(); @@ -203,18 +205,25 @@ void tst_QScriptEngine::cleanupTestCase() FT_Done_FreeType(freetype); } -struct ShapeTable { - unsigned short unicode[16]; - unsigned short glyphs[16]; +class Shaper +{ +public: + Shaper(FT_Face face, HB_Script script, const QString &str); + + HB_FontRec hbFont; + HB_ShaperItem shaper_item; + QVarLengthArray<HB_Glyph> hb_glyphs; + QVarLengthArray<HB_GlyphAttributes> hb_attributes; + QVarLengthArray<HB_Fixed> hb_advances; + QVarLengthArray<HB_FixedPoint> hb_offsets; + QVarLengthArray<unsigned short> hb_logClusters; + }; -static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) +Shaper::Shaper(FT_Face face, HB_Script script, const QString &str) { - QString str = QString::fromUtf16( s->unicode ); - HB_Face hbFace = HB_NewFace(face, hb_getSFntTable); - HB_FontRec hbFont; hbFont.klass = &hb_fontClass; hbFont.userData = face; hbFont.x_ppem = face->size->metrics.x_ppem; @@ -222,7 +231,6 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) hbFont.x_scale = face->size->metrics.x_scale; hbFont.y_scale = face->size->metrics.y_scale; - HB_ShaperItem shaper_item; shaper_item.kerning_applied = false; shaper_item.string = reinterpret_cast<const HB_UChar16 *>(str.constData()); shaper_item.stringLength = str.length(); @@ -237,11 +245,6 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) shaper_item.glyphIndicesPresent = false; shaper_item.initialGlyphCount = 0; - QVarLengthArray<HB_Glyph> hb_glyphs(shaper_item.num_glyphs); - QVarLengthArray<HB_GlyphAttributes> hb_attributes(shaper_item.num_glyphs); - QVarLengthArray<HB_Fixed> hb_advances(shaper_item.num_glyphs); - QVarLengthArray<HB_FixedPoint> hb_offsets(shaper_item.num_glyphs); - QVarLengthArray<unsigned short> hb_logClusters(shaper_item.num_glyphs); while (1) { hb_glyphs.resize(shaper_item.num_glyphs); @@ -263,10 +266,66 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) if (HB_ShapeItem(&shaper_item)) break; - } HB_FreeFace(hbFace); +} + + +static bool decomposedShaping(FT_Face face, HB_Script script, const QChar &ch) +{ + QString uc = QString().append(ch); + Shaper shaper(face, script, uc); + + uc = uc.normalized(QString::NormalizationForm_D); + Shaper decomposed(face, script, uc); + + if( shaper.shaper_item.num_glyphs != decomposed.shaper_item.num_glyphs ) + goto error; + + for (unsigned int i = 0; i < shaper.shaper_item.num_glyphs; ++i) { + if ((shaper.shaper_item.glyphs[i]&0xffffff) != (decomposed.shaper_item.glyphs[i]&0xffffff)) + goto error; + } + return true; + error: + QString str = ""; + int i = 0; + while (i < uc.length()) { + str += QString("%1 ").arg(uc[i].unicode(), 4, 16); + ++i; + } + qDebug("%s: decomposedShaping of char %4x failed\n decomposedString: %s\n nglyphs=%d, decomposed nglyphs %d", + face->family_name, + ch.unicode(), str.toLatin1().data(), + shaper.shaper_item.num_glyphs, + decomposed.shaper_item.num_glyphs); + + str = ""; + i = 0; + while (i < shaper.shaper_item.num_glyphs) { + str += QString("%1 ").arg(shaper.shaper_item.glyphs[i], 4, 16); + ++i; + } + qDebug(" composed glyph result = %s", str.toLatin1().constData()); + str = ""; + i = 0; + while (i < decomposed.shaper_item.num_glyphs) { + str += QString("%1 ").arg(decomposed.shaper_item.glyphs[i], 4, 16); + ++i; + } + qDebug(" decomposed glyph result = %s", str.toLatin1().constData()); + return false; +} + +struct ShapeTable { + unsigned short unicode[16]; + unsigned short glyphs[16]; +}; + +static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) +{ + Shaper shaper(face, script, QString::fromUtf16( s->unicode )); hb_uint32 nglyphs = 0; const unsigned short *g = s->glyphs; @@ -275,16 +334,16 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) g++; } - if( nglyphs != shaper_item.num_glyphs ) + if( nglyphs != shaper.shaper_item.num_glyphs ) goto error; for (hb_uint32 i = 0; i < nglyphs; ++i) { - if ((shaper_item.glyphs[i]&0xffffff) != s->glyphs[i]) + if ((shaper.shaper_item.glyphs[i]&0xffffff) != s->glyphs[i]) goto error; } return true; error: - str = ""; + QString str = ""; const unsigned short *uc = s->unicode; while (*uc) { str += QString("%1 ").arg(*uc, 4, 16); @@ -293,18 +352,78 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) qDebug("%s: shaping of string %s failed, nglyphs=%d, expected %d", face->family_name, str.toLatin1().constData(), - shaper_item.num_glyphs, nglyphs); + shaper.shaper_item.num_glyphs, nglyphs); str = ""; hb_uint32 i = 0; - while (i < shaper_item.num_glyphs) { - str += QString("%1 ").arg(shaper_item.glyphs[i], 4, 16); + while (i < shaper.shaper_item.num_glyphs) { + str += QString("%1 ").arg(shaper.shaper_item.glyphs[i], 4, 16); ++i; } qDebug(" glyph result = %s", str.toLatin1().constData()); return false; } + +void tst_QScriptEngine::greek() +{ + FT_Face face = loadFace("DejaVuSans.ttf"); + if (face) { + for (int uc = 0x1f00; uc <= 0x1fff; ++uc) { + QString str; + str.append(uc); + if (str.normalized(QString::NormalizationForm_D).normalized(QString::NormalizationForm_C) != str) { + //qDebug() << "skipping" << hex << uc; + continue; + } + if (uc == 0x1fc1 || uc == 0x1fed) + continue; + QVERIFY( decomposedShaping(face, HB_Script_Greek, QChar(uc)) ); + } + FT_Done_Face(face); + } else { + QSKIP("couln't find DejaVu Sans", SkipAll); + } + + + face = loadFace("SBL_grk.ttf"); + if (face) { + for (int uc = 0x1f00; uc <= 0x1fff; ++uc) { + QString str; + str.append(uc); + if (str.normalized(QString::NormalizationForm_D).normalized(QString::NormalizationForm_C) != str) { + //qDebug() << "skipping" << hex << uc; + continue; + } + if (uc == 0x1fc1 || uc == 0x1fed) + continue; + QVERIFY( decomposedShaping(face, HB_Script_Greek, QChar(uc)) ); + + } + + const ShapeTable shape_table [] = { + { { 0x3b1, 0x300, 0x313, 0x0 }, + { 0xb8, 0x3d3, 0x3c7, 0x0 } }, + { { 0x3b1, 0x313, 0x300, 0x0 }, + { 0xd4, 0x0 } }, + + { {0}, {0} } + }; + + + const ShapeTable *s = shape_table; + while (s->unicode[0]) { + QVERIFY( shaping(face, s, HB_Script_Greek) ); + ++s; + } + + FT_Done_Face(face); + } else { + QSKIP("couln't find DejaVu Sans", SkipAll); + } +} + + void tst_QScriptEngine::devanagari() { { @@ -1011,6 +1130,8 @@ void tst_QScriptEngine::malayalam() { 0x3f8, 0x0 } }, { { 0xd2f, 0xd4d, 0xd15, 0xd4d, 0xd15, 0xd41, 0x0 }, { 0x2ff, 0x0 } }, + { { 0xd30, 0xd4d, 0x200d, 0xd35, 0xd4d, 0xd35, 0x0 }, + { 0xf3, 0x350, 0x0 } }, { {0}, {0} } }; 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