diff options
author | Frederik Gladhorn <frederik.gladhorn@digia.com> | 2014-01-22 16:12:53 +0100 |
---|---|---|
committer | The Qt Project <gerrit-noreply@qt-project.org> | 2014-01-22 16:12:53 +0100 |
commit | 0b250dd628dfd93f4f1077f066976dfab4d9d0fb (patch) | |
tree | 320571d840f9d59420d4fe684079a0228c22e49c /src/gui | |
parent | ef288db325d3c115e0cf5f458c657bdee60a432f (diff) | |
parent | f3bf2efcbd4759dd7be96d9a3fc4719f01d472ba (diff) |
Merge "Merge remote-tracking branch 'origin/release' into stable" into refs/staging/stable
Diffstat (limited to 'src/gui')
-rw-r--r-- | src/gui/text/qfontengine.cpp | 13 | ||||
-rw-r--r-- | src/gui/text/qfontengine_ft.cpp | 29 | ||||
-rw-r--r-- | src/gui/text/qfontengine_p.h | 5 | ||||
-rw-r--r-- | src/gui/text/qharfbuzzng.cpp | 22 |
4 files changed, 51 insertions, 18 deletions
diff --git a/src/gui/text/qfontengine.cpp b/src/gui/text/qfontengine.cpp index 303c85ce75..9eea2e786f 100644 --- a/src/gui/text/qfontengine.cpp +++ b/src/gui/text/qfontengine.cpp @@ -171,7 +171,8 @@ static const HB_FontClass hb_fontClass = { static HB_Error hb_getSFntTable(void *font, HB_Tag tableTag, HB_Byte *buffer, HB_UInt *length) { QFontEngine *fe = (QFontEngine *)font; - if (!fe->getSfntTableData(tableTag, buffer, length)) + Q_ASSERT(fe->faceData.get_font_table); + if (!fe->faceData.get_font_table(fe->faceData.user_data, tableTag, buffer, length)) return HB_Err_Invalid_Argument; return HB_Err_Ok; } @@ -182,6 +183,13 @@ static void hb_freeFace(void *face) } +static bool qt_get_font_table_default(void *user_data, uint tag, uchar *buffer, uint *length) +{ + QFontEngine *fe = (QFontEngine *)user_data; + return fe->getSfntTableData(tag, buffer, length); +} + + #ifdef QT_BUILD_INTERNAL // for testing purpose only, not thread-safe! static QList<QFontEngine *> *enginesCollector = 0; @@ -210,6 +218,9 @@ QFontEngine::QFontEngine() font_(0), font_destroy_func(0), face_(0), face_destroy_func(0) { + faceData.user_data = this; + faceData.get_font_table = qt_get_font_table_default; + cache_cost = 0; fsType = 0; symbol = false; diff --git a/src/gui/text/qfontengine_ft.cpp b/src/gui/text/qfontengine_ft.cpp index 42cf15ee3b..05bd014bd7 100644 --- a/src/gui/text/qfontengine_ft.cpp +++ b/src/gui/text/qfontengine_ft.cpp @@ -116,6 +116,21 @@ QT_BEGIN_NAMESPACE #define TRUNC(x) ((x) >> 6) #define ROUND(x) (((x)+32) & -64) +static bool ft_getSfntTable(void *user_data, uint tag, uchar *buffer, uint *length) +{ + FT_Face face = (FT_Face)user_data; + + bool result = false; + if (FT_IS_SFNT(face)) { + FT_ULong len = *length; + result = FT_Load_Sfnt_Table(face, tag, 0, buffer, &len) == FT_Err_Ok; + *length = len; + } + + return result; +} + + // -------------------------- Freetype support ------------------------------ class QtFreetypeData @@ -408,15 +423,7 @@ QFontEngine::Properties QFreetypeFace::properties() const bool QFreetypeFace::getSfntTable(uint tag, uchar *buffer, uint *length) const { - bool result = false; -#if (FREETYPE_MAJOR*10000 + FREETYPE_MINOR*100 + FREETYPE_PATCH) > 20103 - if (FT_IS_SFNT(face)) { - FT_ULong len = *length; - result = FT_Load_Sfnt_Table(face, tag, 0, buffer, &len) == FT_Err_Ok; - *length = len; - } -#endif - return result; + return ft_getSfntTable(face, tag, buffer, length); } /* Some fonts (such as MingLiu rely on hinting to scale different @@ -761,6 +768,8 @@ bool QFontEngineFT::init(FaceId faceId, bool antialias, GlyphFormat format, fontDef.styleName = QString::fromUtf8(face->style_name); if (!freetype->hbFace) { + faceData.user_data = face; + faceData.get_font_table = ft_getSfntTable; freetype->hbFace = harfbuzzFace(); freetype->hbFace_destroy_func = face_destroy_func; } else { @@ -1179,7 +1188,7 @@ QFixed QFontEngineFT::emSquareSize() const bool QFontEngineFT::getSfntTableData(uint tag, uchar *buffer, uint *length) const { - return freetype->getSfntTable(tag, buffer, length); + return ft_getSfntTable(freetype->face, tag, buffer, length); } int QFontEngineFT::synthesized() const diff --git a/src/gui/text/qfontengine_p.h b/src/gui/text/qfontengine_p.h index c181d61d73..a04f4bd0ac 100644 --- a/src/gui/text/qfontengine_p.h +++ b/src/gui/text/qfontengine_p.h @@ -85,6 +85,7 @@ enum HB_Compat_Error { }; typedef void (*qt_destroy_func_t) (void *user_data); +typedef bool (*qt_get_font_table_func_t) (void *user_data, uint tag, uchar *buffer, uint *length); class Q_GUI_EXPORT QFontEngine { @@ -280,6 +281,10 @@ public: mutable qt_destroy_func_t font_destroy_func; mutable void *face_; mutable qt_destroy_func_t face_destroy_func; + struct FaceData { + void *user_data; + qt_get_font_table_func_t get_font_table; + } faceData; uint cache_cost; // amount of mem used in kb by the font uint fsType : 16; diff --git a/src/gui/text/qharfbuzzng.cpp b/src/gui/text/qharfbuzzng.cpp index b4ab5856df..d2e7df9c10 100644 --- a/src/gui/text/qharfbuzzng.cpp +++ b/src/gui/text/qharfbuzzng.cpp @@ -623,19 +623,22 @@ hb_font_funcs_t *hb_qt_get_font_funcs() static hb_blob_t * -_hb_qt_get_font_table(hb_face_t * /*face*/, hb_tag_t tag, void *user_data) +_hb_qt_reference_table(hb_face_t * /*face*/, hb_tag_t tag, void *user_data) { - QFontEngine *fe = (QFontEngine *)user_data; - Q_ASSERT(fe); + QFontEngine::FaceData *data = (QFontEngine::FaceData *)user_data; + Q_ASSERT(data); + + qt_get_font_table_func_t get_font_table = data->get_font_table; + Q_ASSERT(get_font_table); uint length = 0; - if (Q_UNLIKELY(!fe->getSfntTableData(tag, 0, &length) || length == 0)) + if (Q_UNLIKELY(!get_font_table(data->user_data, tag, 0, &length) || length == 0)) return hb_blob_get_empty(); char *buffer = (char *)malloc(length); Q_CHECK_PTR(buffer); - if (Q_UNLIKELY(!fe->getSfntTableData(tag, reinterpret_cast<uchar *>(buffer), &length))) + if (Q_UNLIKELY(!get_font_table(data->user_data, tag, reinterpret_cast<uchar *>(buffer), &length))) length = 0; return hb_blob_create(const_cast<const char *>(buffer), length, @@ -646,9 +649,14 @@ _hb_qt_get_font_table(hb_face_t * /*face*/, hb_tag_t tag, void *user_data) static inline hb_face_t * _hb_qt_face_create(QFontEngine *fe) { - hb_face_t *face; + Q_ASSERT(fe); + + QFontEngine::FaceData *data = (QFontEngine::FaceData *)malloc(sizeof(QFontEngine::FaceData)); + Q_CHECK_PTR(data); + data->user_data = fe->faceData.user_data; + data->get_font_table = fe->faceData.get_font_table; - face = hb_face_create_for_tables(_hb_qt_get_font_table, (void *)fe, NULL); + hb_face_t *face = hb_face_create_for_tables(_hb_qt_reference_table, (void *)data, free); if (Q_UNLIKELY(hb_face_is_immutable(face))) { hb_face_destroy(face); return NULL; |