05fc3aef53
Replace the current license disclaimer in files by a SPDX-License-Identifier. Files that have to be modified by hand are modified. License files are organized under LICENSES directory. Task-number: QTBUG-67283 Change-Id: Id880c92784c40f3bbde861c0d93f58151c18b9f1 Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org> Reviewed-by: Lars Knoll <lars.knoll@qt.io> Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
43 lines
808 B
C++
43 lines
808 B
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#ifndef GRAPHWIDGET_H
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#define GRAPHWIDGET_H
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#include <QGraphicsView>
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class Node;
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//! [0]
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class GraphWidget : public QGraphicsView
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{
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Q_OBJECT
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public:
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GraphWidget(QWidget *parent = nullptr);
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void itemMoved();
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public slots:
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void shuffle();
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void zoomIn();
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void zoomOut();
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protected:
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void keyPressEvent(QKeyEvent *event) override;
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void timerEvent(QTimerEvent *event) override;
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#if QT_CONFIG(wheelevent)
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void wheelEvent(QWheelEvent *event) override;
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#endif
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void drawBackground(QPainter *painter, const QRectF &rect) override;
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void scaleView(qreal scaleFactor);
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private:
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int timerId = 0;
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Node *centerNode;
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};
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//! [0]
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#endif // GRAPHWIDGET_H
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