diff options
Diffstat (limited to 'examples/widgets/graphicsview/elasticnodes/node.cpp')
-rw-r--r-- | examples/widgets/graphicsview/elasticnodes/node.cpp | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/examples/widgets/graphicsview/elasticnodes/node.cpp b/examples/widgets/graphicsview/elasticnodes/node.cpp index 71737c984b..8d44a167fa 100644 --- a/examples/widgets/graphicsview/elasticnodes/node.cpp +++ b/examples/widgets/graphicsview/elasticnodes/node.cpp @@ -94,7 +94,8 @@ void Node::calculateForces() // Sum up all forces pushing this item away qreal xvel = 0; qreal yvel = 0; - foreach (QGraphicsItem *item, scene()->items()) { + const QList<QGraphicsItem *> items = scene()->items(); + for (QGraphicsItem *item : items) { Node *node = qgraphicsitem_cast<Node *>(item); if (!node) continue; @@ -113,7 +114,7 @@ void Node::calculateForces() //! [4] // Now subtract all forces pulling items together double weight = (edgeList.size() + 1) * 10; - foreach (Edge *edge, edgeList) { + for (const Edge *edge : qAsConst(edgeList)) { QPointF vec; if (edge->sourceNode() == this) vec = mapToItem(edge->destNode(), 0, 0); @@ -176,8 +177,8 @@ void Node::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWid if (option->state & QStyle::State_Sunken) { gradient.setCenter(3, 3); gradient.setFocalPoint(3, 3); - gradient.setColorAt(1, QColor(Qt::yellow).light(120)); - gradient.setColorAt(0, QColor(Qt::darkYellow).light(120)); + gradient.setColorAt(1, QColor(Qt::yellow).lighter(120)); + gradient.setColorAt(0, QColor(Qt::darkYellow).lighter(120)); } else { gradient.setColorAt(0, Qt::yellow); gradient.setColorAt(1, Qt::darkYellow); @@ -194,7 +195,7 @@ QVariant Node::itemChange(GraphicsItemChange change, const QVariant &value) { switch (change) { case ItemPositionHasChanged: - foreach (Edge *edge, edgeList) + for (Edge *edge : qAsConst(edgeList)) edge->adjust(); graph->itemMoved(); break; |