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

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

   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 MATRIXROWELEMENT_H
#define MATRIXROWELEMENT_H

#include "BasicElement.h"


#include "contextstyle.h"

namespace KFormula {
        
class MatrixEntryElement;

class MatrixRowElement : public BasicElement {
    friend class KFCNewLine;

public:
    MatrixRowElement( BasicElement* parent = 0 );

    ~MatrixRowElement();

    const QList<BasicElement*> childElements();
 
    int positionOfEntry( BasicElement* entry ) const;

    MatrixEntryElement* entryAt( int pos );

    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 );





    virtual void goInside(FormulaCursor* cursor);


    virtual void calcSizes( const ContextStyle& context,
                            ContextStyle::TextStyle tstyle,
                            ContextStyle::IndexStyle istyle,
                            StyleAttributes& style );

    virtual void draw( QPainter& painter, const LuPixelRect& r,
                       const ContextStyle& context,
                       ContextStyle::TextStyle tstyle,
                       ContextStyle::IndexStyle istyle,
                       StyleAttributes& style,
                       const LuPixelPoint& parentOrigin );

    virtual void insert(FormulaCursor*, QList<BasicElement*>&, Direction);
    virtual void remove(FormulaCursor*, QList<BasicElement*>&, Direction);

    virtual void selectChild(FormulaCursor* cursor, BasicElement* child);


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

    virtual void writeDom(QDomElement element);

    virtual bool readAttributesFromDom(QDomElement element);

    virtual bool readContentFromDom( QDomNode& node );

private:
    QList<MatrixEntryElement*> m_matrixEntryElements;
};

} // namespace KFormula

#endif

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