diff options
Diffstat (limited to 'src/gui/text/qtextengine.cpp')
| -rw-r--r-- | src/gui/text/qtextengine.cpp | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/src/gui/text/qtextengine.cpp b/src/gui/text/qtextengine.cpp index 1c924175e2..7dc8e8fadb 100644 --- a/src/gui/text/qtextengine.cpp +++ b/src/gui/text/qtextengine.cpp @@ -1059,7 +1059,7 @@ void QTextEngine::shapeText(int item) const #ifdef QT_ENABLE_HARFBUZZ_NG if (Q_LIKELY(qt_useHarfbuzzNG())) - si.num_glyphs = shapeTextWithHarfbuzzNG(si, string, itemLength, fontEngine, itemBoundaries, kerningEnabled); + si.num_glyphs = shapeTextWithHarfbuzzNG(si, string, itemLength, fontEngine, itemBoundaries, kerningEnabled, letterSpacing != 0); else #endif si.num_glyphs = shapeTextWithHarfbuzz(si, string, itemLength, fontEngine, itemBoundaries, kerningEnabled); @@ -1121,7 +1121,13 @@ QT_BEGIN_INCLUDE_NAMESPACE QT_END_INCLUDE_NAMESPACE -int QTextEngine::shapeTextWithHarfbuzzNG(const QScriptItem &si, const ushort *string, int itemLength, QFontEngine *fontEngine, const QVector<uint> &itemBoundaries, bool kerningEnabled) const +int QTextEngine::shapeTextWithHarfbuzzNG(const QScriptItem &si, + const ushort *string, + int itemLength, + QFontEngine *fontEngine, + const QVector<uint> &itemBoundaries, + bool kerningEnabled, + bool hasLetterSpacing) const { uint glyphs_shaped = 0; @@ -1135,7 +1141,8 @@ int QTextEngine::shapeTextWithHarfbuzzNG(const QScriptItem &si, const ushort *st hb_segment_properties_t props = HB_SEGMENT_PROPERTIES_DEFAULT; props.direction = si.analysis.bidiLevel % 2 ? HB_DIRECTION_RTL : HB_DIRECTION_LTR; - props.script = hb_qt_script_to_script(QChar::Script(si.analysis.script)); + QChar::Script script = QChar::Script(si.analysis.script); + props.script = hb_qt_script_to_script(script); // ### props.language = hb_language_get_default_for_script(props.script); for (int k = 0; k < itemBoundaries.size(); k += 3) { @@ -1168,6 +1175,12 @@ int QTextEngine::shapeTextWithHarfbuzzNG(const QScriptItem &si, const ushort *st Q_ASSERT(hb_font); hb_qt_font_set_use_design_metrics(hb_font, option.useDesignMetrics() ? uint(QFontEngine::DesignMetrics) : 0); // ### + bool scriptRequiresOpenType = ((script >= QChar::Script_Syriac && script <= QChar::Script_Sinhala) + || script == QChar::Script_Khmer || script == QChar::Script_Nko); + hb_face_t *hb_face = hb_font_get_face(hb_font); + Q_ASSERT(hb_face); + hb_qt_face_set_ignore_gsub(hb_face, hasLetterSpacing && !scriptRequiresOpenType); + const hb_feature_t features[1] = { { HB_TAG('k','e','r','n'), !!kerningEnabled, 0, uint(-1) } }; |