1 // Copyright (C) 2006-2014 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #ifndef _SCENELINKITEM_HXX_
21 #define _SCENELINKITEM_HXX_
23 #include "SceneObserverItem.hxx"
24 #include "LinkMatrix.hxx"
27 #include <QPainterPath>
52 class SceneLinkItem: public SceneObserverItem
55 SceneLinkItem(QGraphicsScene *scene, SceneItem *parent,
56 ScenePortItem* from, ScenePortItem* to,
57 QString label, Subject *subject);
58 virtual ~SceneLinkItem();
60 virtual void select(bool isSelected);
61 virtual QRectF boundingRect() const;
62 virtual QPainterPath shape() const;
63 virtual void paint(QPainter *painter,
64 const QStyleOptionGraphicsItem *option,
66 virtual void update(GuiEvent event, int type, Subject* son);
67 virtual void popupMenu(QWidget *caller, const QPoint &globalPos);
68 virtual void setPath(LinkPath lp);
69 virtual void minimizeDirectionChanges();
70 virtual void force2points();
71 virtual QPointF start();
72 virtual QPointF goal();
73 virtual void updateShape();
74 virtual SceneNodeItem* getFromNode();
75 virtual SceneNodeItem* getToNode();
78 void setShape(int thickness = 1);
79 void addArrow(QPointF pfrom,
83 virtual QColor getBrushColor();
84 virtual QColor getPenColor();
89 std::vector<QPointF> _lp;
90 std::vector<Direction> _directions;