pxmlw6n2f/Gazebo_Distributed_MPI/gazebo/gui/qgv/QGVScene.h

117 lines
3.2 KiB
C++

/***************************************************************
QGVCore
Copyright (c) 2014, Bergont Nicolas, All rights reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3.0 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library.
***************************************************************/
#ifndef QGVSCENE_H
#define QGVSCENE_H
#include <QMap>
#include <QGraphicsScene>
#include "qgv.h"
#include "gazebo/util/system.hh"
class QGVNode;
class QGVEdge;
class QGVSubGraph;
class QGVGraphPrivate;
class QGVGvcPrivate;
/**
* @brief GraphViz interactive scene
*
*/
class GZ_GUI_VISIBLE QGVScene : public QGraphicsScene
{
Q_OBJECT
public:
explicit QGVScene(const QString &name, QObject *parent = 0);
~QGVScene();
void setGraphAttribute(const QString &name, const QString &value);
void setNodeAttribute(const QString &name, const QString &value);
void setEdgeAttribute(const QString &name, const QString &value);
QGVNode* addNode(const QString& label);
QGVEdge* addEdge(QGVNode* source, QGVNode* target, const QString& label);
QGVEdge *addEdge(const QString &source, const QString &target,
const QString &label);
QGVSubGraph* addSubGraph(const QString& name, bool cluster = true);
void removeNode(const QString &label);
// void removeEdge(const QString& source, const QString& target);
// void removeEdge(const QPair<QString, QString>& key);
void removeEdge(const QString &label);
bool hasNode(const QString &name);
QGVNode *getNode(const QString &name);
bool hasEdge(const QString &_label);
QGVEdge *getEdge(const QString &_label);
void setRootNode(QGVNode *node);
int nodeCount() const;
int edgeCount() const;
void loadLayout(const QString &text);
void applyLayout();
void clearLayout();
void clear();
signals:
void nodeContextMenu(QGVNode* node);
void nodeDoubleClick(QGVNode* node);
void edgeContextMenu(QGVEdge* edge);
void edgeDoubleClick(QGVEdge* edge);
void subGraphContextMenu(QGVSubGraph* graph);
void subGraphDoubleClick(QGVSubGraph* graph);
void graphContextMenuEvent();
public slots:
protected:
virtual void contextMenuEvent(
QGraphicsSceneContextMenuEvent * contextMenuEvent);
virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent * mouseEvent);
virtual void drawBackground(QPainter * painter, const QRectF & rect);
private:
friend class QGVNode;
friend class QGVEdge;
friend class QGVSubGraph;
QGVGvcPrivate *_context;
QGVGraphPrivate *_graph;
QMap<QString, QGVNode *> _nodes;
// QMap<QPair<QString, QString>, QGVEdge*> _edges;
QMap<QString, QGVEdge *> _edges;
QMap<QString, QGVSubGraph *> _subGraphs;
bool init;
};
#endif