Squashed commit of the changes from the mobile-examples repository

(4.7-generated-declarative branch).

1 files changed, 23 insertions, 6 deletions

diff --git a/examples/graphicsview/elasticnodes/graphwidget.cpp b/examples/graphicsview/elasticnodes/graphwidget.cpp
index c875b65..f6bf05d 100644
--- a/examples/graphicsview/elasticnodes/graphwidget.cpp
+++ b/examples/graphicsview/elasticnodes/graphwidget.cpp
@@ -132,17 +132,14 @@ void GraphWidget::keyPressEvent(QKeyEvent *event)
         centerNode->moveBy(20, 0);
         break;
     case Qt::Key_Plus:
-        scaleView(qreal(1.2));
+        zoomIn();
         break;
     case Qt::Key_Minus:
-        scaleView(1 / qreal(1.2));
+        zoomOut();
         break;
     case Qt::Key_Space:
     case Qt::Key_Enter:
-        foreach (QGraphicsItem *item, scene()->items()) {
-            if (qgraphicsitem_cast<Node *>(item))
-                item->setPos(-150 + qrand() % 300, -150 + qrand() % 300);
-        }
+        shuffle();
         break;
     default:
         QGraphicsView::keyPressEvent(event);
@@ -206,6 +203,7 @@ void GraphWidget::drawBackground(QPainter *painter, const QRectF &rect)
     painter->setBrush(Qt::NoBrush);
     painter->drawRect(sceneRect);
 
+#if !defined(Q_OS_SYMBIAN) && !defined(Q_WS_MAEMO_5)
     // Text
     QRectF textRect(sceneRect.left() + 4, sceneRect.top() + 4,
                     sceneRect.width() - 4, sceneRect.height() - 4);
@@ -220,6 +218,7 @@ void GraphWidget::drawBackground(QPainter *painter, const QRectF &rect)
     painter->drawText(textRect.translated(2, 2), message);
     painter->setPen(Qt::black);
     painter->drawText(textRect, message);
+#endif
 }
 //! [6]
 
@@ -233,3 +232,21 @@ void GraphWidget::scaleView(qreal scaleFactor)
     scale(scaleFactor, scaleFactor);
 }
 //! [7]
+
+void GraphWidget::shuffle()
+{
+    foreach (QGraphicsItem *item, scene()->items()) {
+        if (qgraphicsitem_cast<Node *>(item))
+            item->setPos(-150 + qrand() % 300, -150 + qrand() % 300);
+    }
+}
+
+void GraphWidget::zoomIn()
+{
+    scaleView(qreal(1.2));
+}
+
+void GraphWidget::zoomOut()
+{
+    scaleView(1 / qreal(1.2));
+}