summaryrefslogtreecommitdiffstats
path: root/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
diff options
context:
space:
mode:
authorChristian Ehrlicher <ch.ehrlicher@gmx.de>2019-09-01 17:12:01 +0200
committerChristian Ehrlicher <ch.ehrlicher@gmx.de>2019-09-05 17:40:36 +0200
commit6f4bc3942dda076eedf38d8c8604eb4fa5d7bd3b (patch)
tree5813b88711ccfc1bb6f6948c1534fa407d4a4262 /examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
parent42011c03613b38d2bf9c7770edf1392c5f5598f2 (diff)
Widgets/GraphicsView examples: cleanup
Cleanup GraphicsView examples with the help of clang-tidy - modernize-use-nullptr - modernize-use-default-member-init - modernize-use-override.IgnoreDestructors - Some QList -> QVector changes - use nullptr - use normalized includes, remove unused includes - fix style Change-Id: I79347e55bfde52f6ae7749cc7093fbd442044020 Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Diffstat (limited to 'examples/widgets/graphicsview/elasticnodes/graphwidget.cpp')
-rw-r--r--examples/widgets/graphicsview/elasticnodes/graphwidget.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp b/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
index 9341d77f8d..a067f82ad7 100644
--- a/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
+++ b/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
@@ -59,7 +59,7 @@
//! [0]
GraphWidget::GraphWidget(QWidget *parent)
- : QGraphicsView(parent), timerId(0)
+ : QGraphicsView(parent)
{
QGraphicsScene *scene = new QGraphicsScene(this);
scene->setItemIndexMethod(QGraphicsScene::NoIndex);
@@ -163,7 +163,7 @@ void GraphWidget::timerEvent(QTimerEvent *event)
{
Q_UNUSED(event);
- QList<Node *> nodes;
+ QVector<Node *> nodes;
const QList<QGraphicsItem *> items = scene()->items();
for (QGraphicsItem *item : items) {
if (Node *node = qgraphicsitem_cast<Node *>(item))
@@ -190,7 +190,7 @@ void GraphWidget::timerEvent(QTimerEvent *event)
//! [5]
void GraphWidget::wheelEvent(QWheelEvent *event)
{
- scaleView(pow((double)2, -event->angleDelta().y() / 240.0));
+ scaleView(pow(2., -event->angleDelta().y() / 240.0));
}
//! [5]
#endif