KDChartRelativePosition.h

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/* -*- Mode: C++ -*-
  KDChart - a multi-platform charting engine
  */

/****************************************************************************
** Copyright (C) 2005-2007 Klarälvdalens Datakonsult AB.  All rights reserved.
**
** This file is part of the KD Chart 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 Chart licenses may use this file in
** accordance with the KD Chart 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/kdchart for
**   information about KD Chart Commercial License Agreements.
**
** Contact info@kdab.net if any conditions of this
** licensing are not clear to you.
**
**********************************************************************/

#ifndef KDCHARTRELATIVEPOSITION_H
#define KDCHARTRELATIVEPOSITION_H

#include <QDebug>
#include <QMetaType>
#include <Qt>
#include <QPointF>
#include <QSizeF>
#include "KDChartGlobal.h"

namespace KDChart {

    class Position;
    class PositionPoints;
    class Measure;

class KDCHART_EXPORT RelativePosition
{
public:
    RelativePosition();
    RelativePosition( const RelativePosition& );

    RelativePosition & operator=( const RelativePosition & other );

    ~RelativePosition();

    void setReferenceArea( QObject* area );
    QObject* referenceArea() const;

    void setReferencePoints( const PositionPoints& points );
    const PositionPoints referencePoints() const;

    void setReferencePosition( Position position );

    void resetReferencePosition();
    Position referencePosition() const;

    void setAlignment( Qt::Alignment flags );
    Qt::Alignment alignment() const;

    void setHorizontalPadding( const Measure& padding );
    Measure horizontalPadding() const;

    void setVerticalPadding( const Measure& padding );
    Measure verticalPadding() const;

    void setRotation( qreal rot );
    qreal rotation() const;

    const QPointF referencePoint(qreal* polarDegrees=0) const;

    const QPointF calculatedPoint( const QSizeF& autoSize ) const;

    bool operator==( const RelativePosition& ) const;
    bool operator!=( const RelativePosition & other ) const;

private:
    KDCHART_DECLARE_PRIVATE_BASE_VALUE( RelativePosition )
};

inline bool RelativePosition::operator!=( const RelativePosition & other ) const { return !operator==( other ); }
}

KDCHART_DECLARE_SWAP_SPECIALISATION( KDChart::RelativePosition )

Q_DECLARE_TYPEINFO( KDChart::RelativePosition, Q_MOVABLE_TYPE );
Q_DECLARE_METATYPE( KDChart::RelativePosition )

#if !defined(QT_NO_DEBUG_STREAM)
KDCHART_EXPORT QDebug operator<<(QDebug, const KDChart::RelativePosition& );
#endif /* QT_NO_DEBUG_STREAM */


#endif // KDCHARTRELATIVEPOSITION_H

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