Changeset 846 for trunk/src/gui/painting/qpaintengineex.cpp

Timestamp:

May 5, 2011, 5:36:53 AM (14 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/gui/painting/qpaintengineex.cpp (modified) (14 diffs)

trunk/src/gui/painting/qpaintengineex.cpp

@@ -1 +1 @@
 /****************************************************************************
 **
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
@@ -150 +150 @@
 
 struct StrokeHandler {
+    StrokeHandler(int reserve) : pts(reserve), types(reserve) {}
     QDataBuffer<qreal> pts;
     QDataBuffer<QPainterPath::ElementType> types;
@@ -395 +396 @@
 
     if (!d->strokeHandler) {
-        d->strokeHandler = new StrokeHandler;
+        d->strokeHandler = new StrokeHandler(path.elementCount()+4);
         d->stroker.setMoveToHook(qpaintengineex_moveTo);
         d->stroker.setLineToHook(qpaintengineex_lineTo);
@@ -461 +462 @@
         // non-cosmetic pens will be transformed as part of fill
         // later, so they are also covered here..
+        d->activeStroker->setCurveThresholdFromTransform(state()->matrix);
         d->activeStroker->begin(d->strokeHandler);
         if (types) {
@@ -493 +495 @@
             d->activeStroker->moveTo(points[0], points[1]);
             points += 2;
-            ++types;
             while (points < lastPoint) {
                 d->activeStroker->lineTo(points[0], points[1]);
                 points += 2;
-                ++types;
             }
             if (path.hasImplicitClose())
@@ -518 +518 @@
             d->activeStroker->strokePath(painterPath, d->strokeHandler, QTransform());
         } else {
+            d->activeStroker->setCurveThresholdFromTransform(QTransform());
             d->activeStroker->begin(d->strokeHandler);
             if (types) {
@@ -559 +560 @@
                 d->activeStroker->moveTo(p.x(), p.y());
                 points += 2;
-                ++types;
                 while (points < lastPoint) {
                     QPointF p = ((QPointF *)points)[0] * state()->matrix;
                     d->activeStroker->lineTo(p.x(), p.y());
                     points += 2;
-                    ++types;
                 }
                 if (path.hasImplicitClose())
@@ -608 +607 @@
     qreal right = r.x() + r.width();
     qreal bottom = r.y() + r.height();
-    qreal pts[] = { r.x(), r.y(),
-                    right, r.y(),
+    qreal pts[] = { qreal(r.x()), qreal(r.y()),
+                    right, qreal(r.y()),
                     right, bottom,
-                    r.x(), bottom,
-                    r.x(), r.y() };
+                    qreal(r.x()), bottom,
+                    qreal(r.x()), qreal(r.y()) };
     QVectorPath vp(pts, 5, 0, QVectorPath::RectangleHint);
     clip(vp, op);
@@ -712 +711 @@
         qreal right = r.x() + r.width();
         qreal bottom = r.y() + r.height();
-        qreal pts[] = { r.x(), r.y(),
-                        right, r.y(),
+        qreal pts[] = { qreal(r.x()), qreal(r.y()),
+                        right, qreal(r.y()),
                         right, bottom,
-                        r.x(), bottom,
-                        r.x(), r.y() };
+                        qreal(r.x()), bottom,
+                        qreal(r.x()), qreal(r.y()) };
         QVectorPath vp(pts, 5, 0, QVectorPath::RectangleHint);
         draw(vp);
@@ -770 +769 @@
         x1, y2 - yRadius,
         x1, y1 + yRadius,                   // LineTo
-        x1, y1 + KAPPA * yRadius,           // CurveTo
+        x1, y1 + (1 - KAPPA) * yRadius,           // CurveTo
         x1 + (1 - KAPPA) * xRadius, y1,
         x1 + xRadius, y1
@@ -833 +832 @@
     int point_count = 0;
     x.points[0] = qt_curves_for_arc(r, 0, -360, x.points + 1, &point_count);
-    QVectorPath vp((qreal *) pts, 13, qpaintengineex_ellipse_types, QVectorPath::EllipseHint);
+    QVectorPath vp((qreal *) pts, point_count, qpaintengineex_ellipse_types, QVectorPath::EllipseHint);
     draw(vp);
 }
@@ -894 +893 @@
                 pts[++oset] = points[i].x();
                 pts[++oset] = points[i].y();
-                pts[++oset] = points[i].x() + 1/63;
+                pts[++oset] = points[i].x() + 1/63.;
                 pts[++oset] = points[i].y();
             }
@@ -904 +903 @@
     } else {
         for (int i=0; i<pointCount; ++i) {
-            qreal pts[] = { points[i].x(), points[i].y(), points[i].x() +1/63., points[i].y() };
+            qreal pts[] = { qreal(points[i].x()), qreal(points[i].y()),
+                            qreal(points[i].x() +1/63.), qreal(points[i].y()) };
             QVectorPath path(pts, 2, 0);
             stroke(path, pen);
@@ -971 +971 @@
 }
 
-void QPaintEngineEx::drawPixmaps(const QDrawPixmaps::Data *drawingData, int dataCount, const QPixmap &pixmap, QDrawPixmaps::DrawingHints /*hints*/)
-{
+void QPaintEngineEx::drawPixmapFragments(const QPainter::PixmapFragment *fragments, int fragmentCount,
+                                         const QPixmap &pixmap, QPainter::PixmapFragmentHints /*hints*/)
+{
+    if (pixmap.isNull())
+        return;
+
     qreal oldOpacity = state()->opacity;
     QTransform oldTransform = state()->matrix;
 
-    for (int i = 0; i < dataCount; ++i) {
+    for (int i = 0; i < fragmentCount; ++i) {
         QTransform transform = oldTransform;
-        transform.translate(drawingData[i].point.x(), drawingData[i].point.y());
-        transform.rotate(drawingData[i].rotation);
-        state()->opacity = oldOpacity * drawingData[i].opacity;
+        transform.translate(fragments[i].x, fragments[i].y);
+        transform.rotate(fragments[i].rotation);
+        state()->opacity = oldOpacity * fragments[i].opacity;
         state()->matrix = transform;
         opacityChanged();
         transformChanged();
 
-        qreal w = drawingData[i].scaleX * drawingData[i].source.width();
-        qreal h = drawingData[i].scaleY * drawingData[i].source.height();
-        drawPixmap(QRectF(-0.5 * w, -0.5 * h, w, h), pixmap, drawingData[i].source);
+        qreal w = fragments[i].scaleX * fragments[i].width;
+        qreal h = fragments[i].scaleY * fragments[i].height;
+        QRectF sourceRect(fragments[i].sourceLeft, fragments[i].sourceTop,
+                          fragments[i].width, fragments[i].height);
+        drawPixmap(QRectF(-0.5 * w, -0.5 * h, w, h), pixmap, sourceRect);
     }