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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 used under the terms of the GNU General Public
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** License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Alternatively you may (at
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** your option) use any later version of the GNU General Public
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** License if such license has been publicly approved by
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** Klarälvdalens Datakonsult AB (or its successors, if any).
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Klarälvdalens Datakonsult AB reserves all rights
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** not expressly granted herein.
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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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**********************************************************************/
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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, RelationType=FinishStart );
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Constraint( const Constraint& other);
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RelationType relationType() const;
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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 */