6f4bc3942d
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>
96 lines
3.5 KiB
C++
96 lines
3.5 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef DIAGRAMITEM_H
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#define DIAGRAMITEM_H
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#include <QGraphicsPixmapItem>
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#include <QVector>
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QT_BEGIN_NAMESPACE
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class QPixmap;
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class QGraphicsSceneContextMenuEvent;
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class QMenu;
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class QPolygonF;
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QT_END_NAMESPACE
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class Arrow;
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//! [0]
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class DiagramItem : public QGraphicsPolygonItem
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{
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public:
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enum { Type = UserType + 15 };
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enum DiagramType { Step, Conditional, StartEnd, Io };
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DiagramItem(DiagramType diagramType, QMenu *contextMenu, QGraphicsItem *parent = nullptr);
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void removeArrow(Arrow *arrow);
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void removeArrows();
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DiagramType diagramType() const { return myDiagramType; }
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QPolygonF polygon() const { return myPolygon; }
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void addArrow(Arrow *arrow);
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QPixmap image() const;
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int type() const override { return Type; }
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protected:
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void contextMenuEvent(QGraphicsSceneContextMenuEvent *event) override;
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QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
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private:
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DiagramType myDiagramType;
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QPolygonF myPolygon;
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QMenu *myContextMenu;
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QVector<Arrow *> arrows;
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};
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//! [0]
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#endif // DIAGRAMITEM_H
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