/****************************************************************************
 ** Copyright (C) 2001-2006 Klarälvdalens Datakonsult AB.  All rights reserved.
 **
 ** This file is part of the KD Gantt library.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** Licensees holding valid commercial KD Gantt licenses may use this file in
 ** accordance with the KD Gantt Commercial License Agreement provided with
 ** the Software.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.kdab.net/kdgantt for
 **   information about KD Gantt Commercial License Agreements.
 **
 ** Contact info@kdab.net if any conditions of this
 ** licensing are not clear to you.
 **
 **********************************************************************/
#ifndef KDGANTTCONSTRAINTGRAPHICSITEM_H
#define KDGANTTCONSTRAINTGRAPHICSITEM_H

#include <QGraphicsItem>

#include "kdganttconstraint.h"

namespace KDGantt
{
class GraphicsScene;

class ConstraintGraphicsItem : public QGraphicsItem
{
public:
    enum { Type = UserType + 43 };

    explicit ConstraintGraphicsItem(const Constraint &c,
                                    QGraphicsItem *parent = Q_NULLPTR, GraphicsScene *scene = Q_NULLPTR);
    virtual ~ConstraintGraphicsItem();

    int type() const Q_DECL_OVERRIDE;
    /*reimp (non virtual)*/GraphicsScene *scene() const;

    /*reimp*/ QString ganttToolTip() const;

    QRectF boundingRect() const Q_DECL_OVERRIDE;
    /*reimp*/ void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
                         QWidget *widget = Q_NULLPTR) Q_DECL_OVERRIDE;

    inline const Constraint &constraint() const
    {
        return m_constraint;
    }
    Constraint proxyConstraint() const;

    void setStart(const QPointF &start);
    inline QPointF start() const
    {
        return m_start;
    }
    void setEnd(const QPointF &end);
    inline QPointF end() const
    {
        return m_end;
    }

    void updateItem(const QPointF &start, const QPointF &end);
private:
    Constraint m_constraint;
    QPointF m_start;
    QPointF m_end;
};
}

#endif /* KDGANTTCONSTRAINTGRAPHICSITEM_H */

