[Uml-devel] branches/work/soc-umbrello/umbrello

[Gopala Krishna A]

SVN commit 835469 by gopala:

Added a utility method to draw a triangled rectange (Like note, new icon).


 M  +20 -0     widget_utils.cpp  
 M  +11 -0     widget_utils.h  


--- branches/work/soc-umbrello/umbrello/widget_utils.cpp #835468:835469
@@ -22,6 +22,7 @@
 // qt/kde includes
 #include <QtGui/QBrush>
 #include <QtGui/QPen>
+#include <QtGui/QPolygonF>
 
 // c++ include
 #include <cmath>
@@ -97,6 +98,25 @@
         p->translate(-r.center().x(), -r.center().y());
     }
 
+	void drawTriangledRect(QPainter *painter,
+										 const QRectF& rect, const QSizeF& triSize)
+	{
+		// Draw outer boundary defined by polygon "poly".
+		QPolygonF poly(5);
+		poly[0] = rect.topLeft();
+		poly[1] = rect.topRight() - QPointF(triSize.width(), 0);
+		poly[2] = rect.topRight() + QPointF(0, triSize.height());
+		poly[3] = rect.bottomRight();
+		poly[4] = rect.bottomLeft();
+		painter->drawPolygon(poly);
+
+		// Now draw the triangle base and height edges.
+		QLineF heightEdge(poly[1], poly[1] + QPointF(0, triSize.height()));
+		painter->drawLine(heightEdge);
+		QLineF baseEdge(heightEdge.p2(), poly[2]);
+		painter->drawLine(baseEdge);
+	}
+
     QString pointToString(const QPointF& point)
     {
         return QString("%1,%2").arg(point.x()).arg(point.y());
--- branches/work/soc-umbrello/umbrello/widget_utils.h #835468:835469
@@ -59,6 +59,17 @@
      */
     void drawCrossInEllipse(QPainter *p, const QRectF& ellipse);
 
+	/**
+	 * Draws a polygon which is almost rectanguar except for the top
+	 * right corner. A triangle is drawn in top right corner of the
+	 * rectangle.
+	 *
+	 * @param painter The painter with which this shape is to be drawn.
+	 * @param rect    The rectangle dimensions.
+	 * @param triSize The size of the triange in the top-right corner.
+	 */
+	void drawTriangledRect(QPainter *painter, const QRectF& rect, const QSizeF& triSize);
+
     /**
      * Converts a point to a comma separated string i.e "x,y"
      */