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/****************************************************************************
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** Copyright (C) 2001-2006 Klarälvdalens Datakonsult AB. All rights reserved.
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** This file is part of the KD Gantt library.
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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** Licensees holding valid commercial KD Gantt licenses may use this file in
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** accordance with the KD Gantt Commercial License Agreement provided with
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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** See http://www.kdab.net/kdgantt for
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** information about KD Gantt Commercial License Agreements.
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** Contact info@kdab.net if any conditions of this
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** licensing are not clear to you.
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**********************************************************************/
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#ifndef KDGANTTCONSTRAINT_H
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#define KDGANTTCONSTRAINT_H
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#include <QModelIndex>
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#include <QSharedDataPointer>
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#include "kdgantt_export.h"
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#ifndef QT_NO_DEBUG_STREAM
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class KDGANTT_EXPORT Constraint {
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enum ConstraintDataRole
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ValidConstraintPen = Qt::UserRole,
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Constraint( const QModelIndex& idx1, const QModelIndex& idx2, Type type=TypeSoft);
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Constraint( const Constraint& other);
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QModelIndex startIndex() const;
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QModelIndex endIndex() const;
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void setData( int role, const QVariant& value );
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QVariant data( int role ) const;
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Constraint& operator=( const Constraint& other );
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bool operator==( const Constraint& other ) const;
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inline bool operator!=( const Constraint& other ) const {
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return !operator==( other );
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#ifndef QT_NO_DEBUG_STREAM
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QDebug debug( QDebug dbg) const;
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QSharedDataPointer<Private> d;
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inline uint qHash( const Constraint& c ) {return c.hash();}
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#ifndef QT_NO_DEBUG_STREAM
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QDebug operator<<( QDebug dbg, const KDGantt::Constraint& c );
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#endif /* QT_NO_DEBUG_STREAM */
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#endif /* KDGANTTCONSTRAINT_H */