Merge remote branch 'origin/4.7' into qt-master-from-4.7

Conflicts:
	configure
	src/network/bearer/bearer.pri

2 files changed, 17 insertions, 9 deletions

diff --git a/src/openvg/qpaintengine_vg.cpp b/src/openvg/qpaintengine_vg.cpp
index 09cbc36..a15f0c3 100644
--- a/src/openvg/qpaintengine_vg.cpp
+++ b/src/openvg/qpaintengine_vg.cpp
@@ -77,8 +77,8 @@ static const qreal aliasedCoordinateDelta = 0.5 - 0.015625;
 
 #if !defined(QVG_NO_DRAW_GLYPHS)
 
-Q_DECL_IMPORT extern int qt_defaultDpiX();
-Q_DECL_IMPORT extern int qt_defaultDpiY();
+Q_GUI_EXPORT int qt_defaultDpiX();
+Q_GUI_EXPORT int qt_defaultDpiY();
 
 class QVGPaintEnginePrivate;
 
@@ -526,7 +526,7 @@ void QVGPaintEnginePrivate::setTransform
     vgLoadMatrix(mat);
 }
 
-Q_DECL_IMPORT extern bool qt_scaleForTransform(const QTransform &transform, qreal *scale);
+Q_GUI_EXPORT bool qt_scaleForTransform(const QTransform &transform, qreal *scale);
 
 void QVGPaintEnginePrivate::updateTransform(QPaintDevice *pdev)
 {
@@ -994,7 +994,7 @@ VGPath QVGPaintEnginePrivate::roundedRectPath(const QRectF &rect, qreal xRadius,
     return vgpath;
 }
 
-Q_DECL_IMPORT extern QImage qt_imageForBrush(int style, bool invert);
+Q_GUI_EXPORT QImage qt_imageForBrush(int style, bool invert);
 
 static QImage colorizeBitmap(const QImage &image, const QColor &color)
 {
@@ -1472,7 +1472,7 @@ void QVGPaintEnginePrivate::draw
     (VGPath path, const QPen& pen, const QBrush& brush, VGint rule)
 {
     VGbitfield mode = 0;
-    if (pen.style() != Qt::NoPen) {
+    if (qpen_style(pen) != Qt::NoPen && qbrush_style(qpen_brush(pen)) != Qt::NoBrush) {
         ensurePen(pen);
         mode |= VG_STROKE_PATH;
     }
diff --git a/src/openvg/qpixmapdata_vg.cpp b/src/openvg/qpixmapdata_vg.cpp
index 3f768fd..732b484 100644
--- a/src/openvg/qpixmapdata_vg.cpp
+++ b/src/openvg/qpixmapdata_vg.cpp
@@ -200,6 +200,9 @@ bool QVGPixmapData::fromData(const uchar *buffer, uint len, const char *format,
     return !isNull();
 }
 
+/*!
+    out-of-place conversion (inPlace == false) will always detach()
+ */
 void QVGPixmapData::createPixmapForImage(QImage &image, Qt::ImageConversionFlags flags, bool inPlace)
 {
     if (image.size() == QSize(w, h))
@@ -216,11 +219,16 @@ void QVGPixmapData::createPixmapForImage(QImage &image, Qt::ImageConversionFlags
     else
         format = image.hasAlphaChannel() ? sourceFormat() : QImage::Format_RGB32;
 
-    if (inPlace && image.data_ptr()->convertInPlace(format, flags))
+    if (inPlace && image.data_ptr()->convertInPlace(format, flags)) {
         source = image;
-    else
+    } else {
         source = image.convertToFormat(format);
 
+        // convertToFormat won't detach the image if format stays the same.
+        if (image.format() == format)
+            source.detach();
+    }
+
     recreate = true;
 }
 
@@ -404,8 +412,8 @@ void QVGPixmapData::reclaimImages()
     destroyImages();
 }
 
-Q_DECL_IMPORT extern int qt_defaultDpiX();
-Q_DECL_IMPORT extern int qt_defaultDpiY();
+Q_GUI_EXPORT int qt_defaultDpiX();
+Q_GUI_EXPORT int qt_defaultDpiY();
 
 int QVGPixmapData::metric(QPaintDevice::PaintDeviceMetric metric) const
 {