Made drawRoundedRect() implementation virtual in QPaintEngineEx

Reviewed-by: Samuel

1 files changed, 66 insertions, 0 deletions

diff --git a/src/gui/painting/qpaintengineex.cpp b/src/gui/painting/qpaintengineex.cpp
index 656f383..e5da392 100644
--- a/src/gui/painting/qpaintengineex.cpp
+++ b/src/gui/painting/qpaintengineex.cpp
@@ -280,6 +280,29 @@ static QPainterPath::ElementType qpaintengineex_rect4_types_32[] = {
     QPainterPath::MoveToElement, QPainterPath::LineToElement, QPainterPath::LineToElement, QPainterPath::LineToElement, // 32
 };
 
+
+static QPainterPath::ElementType qpaintengineex_roundedrect_types[] = {
+    QPainterPath::MoveToElement,
+    QPainterPath::LineToElement,
+    QPainterPath::CurveToElement,
+    QPainterPath::CurveToDataElement,
+    QPainterPath::CurveToDataElement,
+    QPainterPath::LineToElement,
+    QPainterPath::CurveToElement,
+    QPainterPath::CurveToDataElement,
+    QPainterPath::CurveToDataElement,
+    QPainterPath::LineToElement,
+    QPainterPath::CurveToElement,
+    QPainterPath::CurveToDataElement,
+    QPainterPath::CurveToDataElement,
+    QPainterPath::LineToElement,
+    QPainterPath::CurveToElement,
+    QPainterPath::CurveToDataElement,
+    QPainterPath::CurveToDataElement
+};
+
+
+
 static void qpaintengineex_moveTo(qreal x, qreal y, void *data) {
     ((StrokeHandler *) data)->pts.add(x);
     ((StrokeHandler *) data)->pts.add(y);
@@ -679,6 +702,49 @@ void QPaintEngineEx::drawRects(const QRectF *rects, int rectCount)
     }
 }
 
+
+void QPaintEngineEx::drawRoundedRect(const QRectF &rect, qreal xRadius, qreal yRadius,
+                                     Qt::SizeMode mode)
+{
+    qreal x1 = rect.left();
+    qreal x2 = rect.right();
+    qreal y1 = rect.top();
+    qreal y2 = rect.bottom();
+
+    if (mode == Qt::RelativeSize) {
+        xRadius = xRadius * rect.width() / 200.;
+        yRadius = yRadius * rect.height() / 200.;
+    }
+
+    xRadius = qMin(xRadius, rect.width() / 2);
+    yRadius = qMin(yRadius, rect.height() / 2);
+
+    qreal pts[] = {
+        x1 + xRadius, y1,                   // MoveTo
+        x2 - xRadius, y1,                   // LineTo
+        x2 - (1 - KAPPA) * xRadius, y1,     // CurveTo
+        x2, y1 + (1 - KAPPA) * yRadius,
+        x2, y1 + yRadius,
+        x2, y2 - yRadius,                   // LineTo
+        x2, y2 - (1 - KAPPA) * yRadius,     // CurveTo
+        x2 - (1 - KAPPA) * xRadius, y2,
+        x2 - xRadius, y2,
+        x1 + xRadius, y2,                   // LineTo
+        x1 + (1 - KAPPA) * xRadius, y2,           // CurveTo
+        x1, y2 - (1 - KAPPA) * yRadius,
+        x1, y2 - yRadius,
+        x1, y1 + yRadius,                   // LineTo
+        x1, y1 + KAPPA * yRadius,           // CurveTo
+        x1 + (1 - KAPPA) * xRadius, y1,
+        x1 + xRadius, y1
+    };
+
+    QVectorPath path(pts, 17, qpaintengineex_roundedrect_types);
+    draw(path);
+}
+
+
+
 void QPaintEngineEx::drawLines(const QLine *lines, int lineCount)
 {
     int elementCount = lineCount << 1;