Merge branch 'master' of scm.dev.nokia.troll.no:qt/qt

Conflicts:
	src/gui/text/qfontengine_mac.mm
	src/gui/text/qfontengine_p.h

1 files changed, 19 insertions, 0 deletions

diff --git a/src/gui/text/qfontengine.cpp b/src/gui/text/qfontengine.cpp
index f73b816..24c4664 100644
--- a/src/gui/text/qfontengine.cpp
+++ b/src/gui/text/qfontengine.cpp
@@ -605,6 +605,12 @@ void QFontEngine::addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int n
     addBitmapFontToPath(x, y, g, path, flags);
 }
 
+QImage QFontEngine::alphaMapForGlyph(glyph_t glyph, QFixed /*subPixelPosition*/)
+{
+    // For font engines don't support subpixel positioning
+    return alphaMapForGlyph(glyph);
+}
+
 QImage QFontEngine::alphaMapForGlyph(glyph_t glyph, const QTransform &t)
 {
     QImage i = alphaMapForGlyph(glyph);
@@ -615,6 +621,19 @@ QImage QFontEngine::alphaMapForGlyph(glyph_t glyph, const QTransform &t)
     return i;
 }
 
+QImage QFontEngine::alphaMapForGlyph(glyph_t glyph, QFixed subPixelPosition, const QTransform &t)
+{
+    if (! supportsSubPixelPositions())
+        return alphaMapForGlyph(glyph, t);
+
+    QImage i = alphaMapForGlyph(glyph, subPixelPosition);
+    if (t.type() > QTransform::TxTranslate)
+        i = i.transformed(t).convertToFormat(QImage::Format_Indexed8);
+    Q_ASSERT(i.depth() <= 8); // To verify that transformed didn't change the format...
+
+    return i;
+}
+
 QImage QFontEngine::alphaRGBMapForGlyph(glyph_t glyph, QFixed /*subPixelPosition*/, int /* margin */, const QTransform &t)
 {
     QImage alphaMask = alphaMapForGlyph(glyph, t);