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72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
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// Copyright (C) 2014 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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#ifndef DEPENDENCYTREE_ARROW_H
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#define DEPENDENCYTREE_ARROW_H
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#include <QGraphicsLineItem>
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class DependencyTree_Object;
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class DependencyTree_Arrow : public QGraphicsLineItem
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{
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public:
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DependencyTree_Arrow( DependencyTree_Object* startItem, DependencyTree_Object* endItem,
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QGraphicsItem* parent = 0, QGraphicsScene* scene = 0 );
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~DependencyTree_Arrow();
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virtual QRectF boundingRect() const;
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virtual QPainterPath shape() const;
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void setColor(const QColor& );
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void setHighlightColor(const QColor& );
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void setSelectColor(const QColor& );
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DependencyTree_Object* getStartItem() const;
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DependencyTree_Object* getEndItem() const;
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void setIsBiLink( bool );
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protected:
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void paint( QPainter*, const QStyleOptionGraphicsItem*, QWidget* = 0 );
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private:
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QPolygonF createArrowHead( QPointF , QPointF, bool = true );
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DependencyTree_Object* myStartItem;
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DependencyTree_Object* myEndItem;
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QColor myColor;
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QColor mySelectColor;
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QColor myHighlightColor;
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QPolygonF myArrowHead;
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QPolygonF myReverseArrowHead;
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bool myIsBiLink;
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QRectF mySelfDependencyArrow;
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};
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#endif
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