F:/KPlato/koffice/libs/kformula/MatrixElement.h

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/* This file is part of the KDE project
   Copyright (C) 2001 Andrea Rizzi <rizzi@kde.org>
                      Ulrich Kuettler <ulrich.kuettler@mailbox.tu-dresden.de>
                 2006 Martin Pfeiffer <hubipete@gmx.net>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/

#ifndef MATRIXELEMENT_H
#define MATRIXELEMENT_H

#include "BasicElement.h"

namespace KFormula {

class MatrixRowElement;
class MatrixEntryElement;
        
class MatrixElement : public BasicElement {
    friend class KFCRemoveColumn;
    friend class KFCRemoveRow;

public:
    MatrixElement( BasicElement* parent = 0);
    
    ~MatrixElement();

    void paint( QPainter& painter ) const;

    void calculateSize();
    
    const QList<BasicElement*> childElements();

    void moveLeft( FormulaCursor* cursor, BasicElement* from );

    void moveRight( FormulaCursor* cursor, BasicElement* from );

    void moveUp( FormulaCursor* cursor, BasicElement* from );

    void moveDown( FormulaCursor* cursor, BasicElement* from );
    
    void readMathML( const QDomElement& element );
    
    void writeMathML( KoXmlWriter* writer, bool oasisFormat = false );




/*    int rows() const;

    int cols() const;
               
    MatrixEntryElement* matrixEntryAt( int row, int col );
  */  
    virtual void goInside(FormulaCursor* cursor);

    virtual void selectChild( FormulaCursor*, BasicElement* );


protected:
    virtual QString getTagName() const { return "MATRIX"; }

    virtual void writeDom(QDomElement element);

    virtual bool readAttributesFromDom(QDomElement element);

    virtual bool readContentFromDom(QDomNode& node);

private:
    int indexOfRow( BasicElement* row ) const;
    
    QList<MatrixRowElement*> m_matrixRowElements;
};

} // namespace KFormula

#endif // MATRIXELEMENT_H

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