1 files changed, 7 insertions, 17 deletions

diff --git a/src/plugins/platforms/windows/qwindowsfontengine.cpp b/src/plugins/platforms/windows/qwindowsfontengine.cpp
index bf62052ee5..00f9ecea60 100644
--- a/src/plugins/platforms/windows/qwindowsfontengine.cpp
+++ b/src/plugins/platforms/windows/qwindowsfontengine.cpp
@@ -103,17 +103,6 @@ static void resolveGetCharWidthI()
     ptrGetCharWidthI = (PtrGetCharWidthI)QSystemLibrary::resolve(QStringLiteral("gdi32"), "GetCharWidthI");
 }
 
-static inline quint32 getUInt(unsigned char *p)
-{
-    quint32 val;
-    val = *p++ << 24;
-    val |= *p++ << 16;
-    val |= *p++ << 8;
-    val |= *p;
-
-    return val;
-}
-
 static inline quint16 getUShort(unsigned char *p)
 {
     quint16 val;
@@ -265,7 +254,6 @@ QWindowsFontEngine::QWindowsFontEngine(const QString &name,
     m_logfont(lf),
     ttf(0),
     hasOutline(0),
-    lw(0),
     cmap(0),
     cmapSize(0),
     lbearing(SHRT_MIN),
@@ -1161,7 +1149,9 @@ glyph_metrics_t QWindowsFontEngine::alphaMapBoundingBox(glyph_t glyph, QFixed, c
 QImage QWindowsFontEngine::alphaMapForGlyph(glyph_t glyph, const QTransform &xform)
 {
     HFONT font = hfont;
-    if (m_fontEngineData->clearTypeEnabled) {
+
+    bool clearTypeTemporarilyDisabled = (m_fontEngineData->clearTypeEnabled && m_logfont.lfQuality != NONANTIALIASED_QUALITY);
+    if (clearTypeTemporarilyDisabled) {
         LOGFONT lf = m_logfont;
         lf.lfQuality = ANTIALIASED_QUALITY;
         font = CreateFontIndirect(&lf);
@@ -1184,11 +1174,11 @@ QImage QWindowsFontEngine::alphaMapForGlyph(glyph_t glyph, const QTransform &xfo
     for (int y=0; y<mask->height(); ++y) {
         uchar *dest = alphaMap.scanLine(y);
         if (mask->image().format() == QImage::Format_RGB16) {
-            const qint16 *src = (qint16 *) ((const QImage &) mask->image()).scanLine(y);
+            const qint16 *src = reinterpret_cast<const qint16 *>(mask->image().constScanLine(y));
             for (int x=0; x<mask->width(); ++x)
                 dest[x] = 255 - qGray(src[x]);
         } else {
-            const uint *src = (uint *) ((const QImage &) mask->image()).scanLine(y);
+            const uint *src = reinterpret_cast<const uint *>(mask->image().constScanLine(y));
             for (int x=0; x<mask->width(); ++x) {
                 if (QWindowsNativeImage::systemFormat() == QImage::Format_RGB16)
                     dest[x] = 255 - qGray(src[x]);
@@ -1200,7 +1190,7 @@ QImage QWindowsFontEngine::alphaMapForGlyph(glyph_t glyph, const QTransform &xfo
 
     // Cleanup...
     delete mask;
-    if (m_fontEngineData->clearTypeEnabled) {
+    if (clearTypeTemporarilyDisabled) {
         DeleteObject(font);
     }
 
@@ -1233,7 +1223,7 @@ QImage QWindowsFontEngine::alphaRGBMapForGlyph(glyph_t glyph, QFixed, const QTra
     QImage rgbMask(mask->width(), mask->height(), QImage::Format_RGB32);
     for (int y=0; y<mask->height(); ++y) {
         uint *dest = (uint *) rgbMask.scanLine(y);
-        const uint *src = (uint *) source.scanLine(y);
+        const uint *src = reinterpret_cast<const uint *>(source.constScanLine(y));
         for (int x=0; x<mask->width(); ++x) {
             dest[x] = 0xffffffff - (0x00ffffff & src[x]);
         }