diff options
| -rw-r--r-- | src/gui/painting/qtextureglyphcache.cpp | 7 | ||||
| -rw-r--r-- | src/gui/text/qfontengine_mac.mm | 62 | ||||
| -rw-r--r-- | src/gui/text/qfontengine_p.h | 3 |
3 files changed, 54 insertions, 18 deletions
diff --git a/src/gui/painting/qtextureglyphcache.cpp b/src/gui/painting/qtextureglyphcache.cpp index 25b6aba..9e5707d 100644 --- a/src/gui/painting/qtextureglyphcache.cpp +++ b/src/gui/painting/qtextureglyphcache.cpp @@ -230,7 +230,14 @@ void QImageTextureGlyphCache::createTextureData(int width, int height) int QImageTextureGlyphCache::glyphMargin() const { #ifdef Q_WS_MAC + +#ifdef QT_MAC_USE_COCOA + // For cocoa the margin is built into the glyph it seems.. + return 0; +#else return 2; +#endif + #else return m_type == QFontEngineGlyphCache::Raster_RGBMask ? 2 : 0; #endif diff --git a/src/gui/text/qfontengine_mac.mm b/src/gui/text/qfontengine_mac.mm index 758d8af..d11083f 100644 --- a/src/gui/text/qfontengine_mac.mm +++ b/src/gui/text/qfontengine_mac.mm @@ -119,6 +119,28 @@ OSStatus QMacFontPath::closePath(void *data) } + +void qmacfontengine_gamma_correct(QImage *image) +{ + extern uchar qt_pow_rgb_gamma[256]; + + // gamma correct the pixels back to linear color space... + int h = image->height(); + int w = image->width(); + + for (int y=0; y<h; ++y) { + uint *pixels = (uint *) image->scanLine(y); + for (int x=0; x<w; ++x) { + uint p = pixels[x]; + uint r = qt_pow_rgb_gamma[qRed(p)]; + uint g = qt_pow_rgb_gamma[qGreen(p)]; + uint b = qt_pow_rgb_gamma[qBlue(p)]; + pixels[x] = (r << 16) | (g << 8) | b | 0xff000000; + } + } +} + + #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 QCoreTextFontEngineMulti::QCoreTextFontEngineMulti(const ATSFontFamilyRef &, const ATSFontRef &atsFontRef, const QFontDef &fontDef, bool kerning) : QFontEngineMulti(0) @@ -534,7 +556,7 @@ void QCoreTextFontEngine::addGlyphsToPath(glyph_t *glyphs, QFixedPoint *position } } -QImage QCoreTextFontEngine::alphaMapForGlyph(glyph_t glyph) +QImage QCoreTextFontEngine::imageForGlyph(glyph_t glyph, int margin, bool aa) { const glyph_metrics_t br = boundingBox(glyph); QImage im(qRound(br.width)+2, qRound(br.height)+2, QImage::Format_RGB32); @@ -549,9 +571,10 @@ QImage QCoreTextFontEngine::alphaMapForGlyph(glyph_t glyph) 8, im.bytesPerLine(), colorspace, cgflags); CGContextSetFontSize(ctx, fontDef.pixelSize); - CGContextSetShouldAntialias(ctx, fontDef.pointSize > qt_antialiasing_threshold - && !(fontDef.styleStrategy & QFont::NoAntialias)); - CGContextSetShouldSmoothFonts(ctx, false); + CGContextSetShouldAntialias(ctx, aa || + (fontDef.pointSize > qt_antialiasing_threshold + && !(fontDef.styleStrategy & QFont::NoAntialias))); + CGContextSetShouldSmoothFonts(ctx, aa); CGAffineTransform oldTextMatrix = CGContextGetTextMatrix(ctx); CGAffineTransform cgMatrix = CGAffineTransformMake(1, 0, 0, 1, 0, 0); @@ -586,6 +609,13 @@ QImage QCoreTextFontEngine::alphaMapForGlyph(glyph_t glyph) CGContextRelease(ctx); + return im; +} + +QImage QCoreTextFontEngine::alphaMapForGlyph(glyph_t glyph) +{ + QImage im = imageForGlyph(glyph, 0, false); + QImage indexed(im.width(), im.height(), QImage::Format_Indexed8); QVector<QRgb> colors(256); for (int i=0; i<256; ++i) @@ -605,6 +635,16 @@ QImage QCoreTextFontEngine::alphaMapForGlyph(glyph_t glyph) return indexed; } +QImage QCoreTextFontEngine::alphaRGBMapForGlyph(glyph_t glyph, int margin, const QTransform &x) +{ + if (x.type() >= QTransform::TxScale) + return QFontEngine::alphaRGBMapForGlyph(glyph, margin, x); + + QImage im = imageForGlyph(glyph, margin, true); + qmacfontengine_gamma_correct(&im); + return im; +} + void QCoreTextFontEngine::recalcAdvances(int numGlyphs, QGlyphLayout *glyphs, QTextEngine::ShaperFlags flags) const { Q_ASSERT(false); @@ -1505,19 +1545,7 @@ QImage QFontEngineMac::alphaRGBMapForGlyph(glyph_t glyph, int margin, const QTra im = im.transformed(t); } - extern uchar qt_pow_rgb_gamma[256]; - - // gamma correct the pixels back to linear color space... - for (int y=0; y<im.height(); ++y) { - uint *pixels = (uint *) im.scanLine(y); - for (int x=0; x<im.width(); ++x) { - uint p = pixels[x]; - uint r = qt_pow_rgb_gamma[qRed(p)]; - uint g = qt_pow_rgb_gamma[qGreen(p)]; - uint b = qt_pow_rgb_gamma[qBlue(p)]; - pixels[x] = (r << 16) | (g << 8) | b | 0xff000000; - } - } + qmacfontengine_gamma_correct(&im); return im; } diff --git a/src/gui/text/qfontengine_p.h b/src/gui/text/qfontengine_p.h index 50124fa..728c344 100644 --- a/src/gui/text/qfontengine_p.h +++ b/src/gui/text/qfontengine_p.h @@ -448,12 +448,13 @@ public: virtual bool getSfntTableData(uint /*tag*/, uchar * /*buffer*/, uint * /*length*/) const; virtual void getUnscaledGlyph(glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics); virtual QImage alphaMapForGlyph(glyph_t); + virtual QImage alphaRGBMapForGlyph(glyph_t, int margin, const QTransform &t); virtual qreal minRightBearing() const; virtual qreal minLeftBearing() const; - private: + QImage imageForGlyph(glyph_t glyph, int margin, bool colorful); CTFontRef ctfont; CGFontRef cgFont; QCoreTextFontEngineMulti *parentEngine; |