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openSUSE:13.2
libqt5-qtbase
0003-Support-autohint-and-lcdfilter-fontconfig-...
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File 0003-Support-autohint-and-lcdfilter-fontconfig-configurat.patch of Package libqt5-qtbase
From e5d61b2531ce2000e7e230d4cfdb793fa2b686e8 Mon Sep 17 00:00:00 2001 From: Allan Sandfeld Jensen <allan.jensen@digia.com> Date: Mon, 11 Aug 2014 14:03:35 +0200 Subject: [PATCH 3/4] Support autohint and lcdfilter fontconfig configuration This patch adds support for reading autohint and lcdfilter settings from fontconfig and pass them on to freetype. Task-number: QTBUG-32254 Change-Id: Iaa69b70f7005ee7f21126a8d984c07b3a46a3e7f Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@digia.com> (cherry picked from commit b35176f43a953d56380414f05834c7918762cb83) --- src/gui/text/qfontengine_ft.cpp | 4 ++++ src/gui/text/qfontengine_ft_p.h | 1 + .../fontdatabases/fontconfig/qfontconfigdatabase.cpp | 20 ++++++++++++++++++++ 3 files changed, 25 insertions(+) diff --git a/src/gui/text/qfontengine_ft.cpp b/src/gui/text/qfontengine_ft.cpp index ad4276b..eef316b 100644 --- a/src/gui/text/qfontengine_ft.cpp +++ b/src/gui/text/qfontengine_ft.cpp @@ -678,6 +678,7 @@ QFontEngineFT::QFontEngineFT(const QFontDef &fd) const QByteArray env = qgetenv("QT_NO_FT_CACHE"); cacheEnabled = env.isEmpty() || env.toInt() == 0; m_subPixelPositionCount = 4; + forceAutoHint = false; } QFontEngineFT::~QFontEngineFT() @@ -832,6 +833,9 @@ int QFontEngineFT::loadFlags(QGlyphSet *set, GlyphFormat format, int flags, else load_flags |= load_target; + if (forceAutoHint) + load_flags |= FT_LOAD_FORCE_AUTOHINT; + return load_flags; } diff --git a/src/gui/text/qfontengine_ft_p.h b/src/gui/text/qfontengine_ft_p.h index ba603b9..09c70c5 100644 --- a/src/gui/text/qfontengine_ft_p.h +++ b/src/gui/text/qfontengine_ft_p.h @@ -307,6 +307,7 @@ protected: int lcdFilterType; bool embeddedbitmap; bool cacheEnabled; + bool forceAutoHint; private: friend class QFontEngineFTRawFont; diff --git a/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp b/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp index d95bcb9..0bf119c 100644 --- a/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp +++ b/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp @@ -625,6 +625,16 @@ QFontEngine *QFontconfigDatabase::fontEngine(const QFontDef &f, void *usrPtr) if (match) { engine->setDefaultHintStyle(defaultHintStyleFromMatch((QFont::HintingPreference)f.hintingPreference, match)); + FcBool fc_autohint; + if (FcPatternGetBool(match, FC_AUTOHINT,0, &fc_autohint) == FcResultMatch) + engine->forceAutoHint = fc_autohint; + +#if defined(FT_LCD_FILTER_H) + int lcdFilter; + if (FcPatternGetInteger(match, FC_LCD_FILTER, 0, &lcdFilter) == FcResultMatch) + engine->lcdFilterType = lcdFilter; +#endif + if (antialias) { // If antialiasing is not fully disabled, fontconfig may still disable it on a font match basis. FcBool fc_antialias; @@ -686,6 +696,16 @@ QFontEngine *QFontconfigDatabase::fontEngine(const QByteArray &fontData, qreal p if (match) { engine->setDefaultHintStyle(defaultHintStyleFromMatch(hintingPreference, match)); + FcBool fc_autohint; + if (FcPatternGetBool(match, FC_AUTOHINT,0, &fc_autohint) == FcResultMatch) + engine->forceAutoHint = fc_autohint; + +#if defined(FT_LCD_FILTER_H) + int lcdFilter; + if (FcPatternGetInteger(match, FC_LCD_FILTER, 0, &lcdFilter) == FcResultMatch) + engine->lcdFilterType = lcdFilter; +#endif + FcBool fc_antialias; if (FcPatternGetBool(match, FC_ANTIALIAS,0, &fc_antialias) != FcResultMatch) fc_antialias = true; -- 2.1.1
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