1 // Copyright (C) 2014 CEA/DEN, EDF R&D, OPEN CASCADE
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 DEPENDENCYTREE_ARROW_H
21 #define DEPENDENCYTREE_ARROW_H
23 #include <QGraphicsLineItem>
25 class DependencyTree_Object;
27 class DependencyTree_Arrow : public QGraphicsLineItem
32 DependencyTree_Arrow( DependencyTree_Object* startItem, DependencyTree_Object* endItem,
33 QGraphicsItem* parent = 0, QGraphicsScene* scene = 0 );
34 ~DependencyTree_Arrow();
36 virtual QRectF boundingRect() const;
37 virtual QPainterPath shape() const;
39 void setColor(const QColor& );
40 void setHighlightColor(const QColor& );
41 void setSelectColor(const QColor& );
43 DependencyTree_Object* getStartItem() const;
44 DependencyTree_Object* getEndItem() const;
46 void setIsBiLink( bool );
50 void paint( QPainter*, const QStyleOptionGraphicsItem*, QWidget* = 0 );
54 QPolygonF createArrowHead( QPointF , QPointF, bool = true );
56 DependencyTree_Object* myStartItem;
57 DependencyTree_Object* myEndItem;
61 QColor myHighlightColor;
63 QPolygonF myArrowHead;
64 QPolygonF myReverseArrowHead;
68 QRectF mySelfDependencyArrow;