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koffice/lib/kformula/oasiscreationstrategy.cc

211 lines
6.4 KiB

/* This file is part of the KDE project
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.
*/
#include <qdom.h>
#include "bracketelement.h"
#include "elementtype.h"
#include "fractionelement.h"
#include "indexelement.h"
#include "matrixelement.h"
#include "rootelement.h"
#include "sequenceelement.h"
#include "spaceelement.h"
#include "symbolelement.h"
#include "textelement.h"
#include "glyphelement.h"
#include "styleelement.h"
#include "numberelement.h"
#include "identifierelement.h"
#include "operatorelement.h"
#include "stringelement.h"
#include "paddedelement.h"
#include "errorelement.h"
#include "phantomelement.h"
#include "actionelement.h"
#include "encloseelement.h"
#include "oasiscreationstrategy.h"
KFORMULA_NAMESPACE_BEGIN
BasicElement* OasisCreationStrategy::createElement( QString type, const QDomElement& element )
{
// TODO
// mlabeledtr
// maligngroup
// malignmark
// Content elements
// mtr and mtd are currently managed inside MatrixElement
kdDebug( DEBUGID ) << type << endl;
// Token Elements ( Section 3.1.6.1 )
if ( type == "mi" ) return new IdentifierElement();
else if ( type == "mo" ) return createOperatorElement( element );
else if ( type == "mn" ) return new NumberElement();
else if ( type == "mtext" ) return new TokenElement();
else if ( type == "ms" ) return new StringElement();
else if ( type == "mspace" ) return new SpaceElement();
else if ( type == "mglyph" ) return new GlyphElement();
// General Layout Schemata ( Section 3.1.6.2 )
else if ( type == "mrow" ) return new SequenceElement();
else if ( type == "mfrac" ) return new FractionElement();
else if ( type == "msqrt"
|| type == "mroot" ) return new RootElement();
else if ( type == "mstyle" ) return new StyleElement();
else if ( type == "merror" ) return new ErrorElement();
else if ( type == "mpadded" ) return new PaddedElement();
else if ( type == "mphantom" ) return new PhantomElement();
else if ( type == "mfenced" ) return new BracketElement();
else if ( type == "menclose" ) return new EncloseElement();
// Script and Limit Schemata ( Section 3.1.6.3 )
else if ( type == "msub"
|| type == "msup"
|| type == "msubsup"
|| type == "munder"
|| type == "mover"
|| type == "munderover"
|| type == "mmultiscripts" ) return new IndexElement();
// Tables and Matrices ( Section 3.1.6.4 )
else if ( type == "mtable" ) return new MatrixElement();
// Enlivening Expressions ( Section 3.1.6.5 )
else if ( type == "maction" ) return new ActionElement();
return 0;
}
TextElement* OasisCreationStrategy::createTextElement( const QChar& ch, bool symbol )
{
return new TextElement( ch, symbol );
}
EmptyElement* OasisCreationStrategy::createEmptyElement()
{
return new EmptyElement;
}
NameSequence* OasisCreationStrategy::createNameSequence()
{
return new NameSequence;
}
BracketElement* OasisCreationStrategy::createBracketElement( SymbolType lhs, SymbolType rhs )
{
return new BracketElement( lhs, rhs );
}
OverlineElement* OasisCreationStrategy::createOverlineElement()
{
return new OverlineElement;
}
UnderlineElement* OasisCreationStrategy::createUnderlineElement()
{
return new UnderlineElement;
}
MultilineElement* OasisCreationStrategy::createMultilineElement()
{
return new MultilineElement;
}
SpaceElement* OasisCreationStrategy::createSpaceElement( SpaceWidth width )
{
return new SpaceElement( width );
}
FractionElement* OasisCreationStrategy::createFractionElement()
{
return new FractionElement;
}
RootElement* OasisCreationStrategy::createRootElement()
{
return new RootElement;
}
SymbolElement* OasisCreationStrategy::createSymbolElement( SymbolType type )
{
return new SymbolElement( type );
}
MatrixElement* OasisCreationStrategy::createMatrixElement( uint rows, uint columns )
{
return new MatrixElement( rows, columns );
}
IndexElement* OasisCreationStrategy::createIndexElement()
{
return new IndexElement;
}
BasicElement* OasisCreationStrategy::createOperatorElement( const QDomElement& element )
{
QDomNode n = element.firstChild();
if ( n.isNull() )
return 0;
if ( n.isEntityReference() ) {
QString name = n.nodeName();
if ( name == "CloseCurlyDoubleQuote"
|| name == "CloseCurlyQuote"
|| name == "LeftAngleBracket"
|| name == "LeftCeiling"
|| name == "LeftDoubleBracket"
|| name == "LeftFloor"
|| name == "OpenCurlyDoubleQuote"
|| name == "OpenCurlyQuote"
|| name == "RightAngleBracket"
|| name == "RightCeiling"
|| name == "RightDoubleBracket"
|| name == "RightFloor" ) {
return new BracketElement();
}
return new OperatorElement();
}
if ( n.isText() ) {
QString text = n.toText().data();
if ( text.length() == 1 && QString("()[]{}").contains(text[0]) ) {
return new BracketElement();
}
}
return new OperatorElement();
}
IdentifierElement* OasisCreationStrategy::createIdentifierElement()
{
return new IdentifierElement();
}
OperatorElement* OasisCreationStrategy::createOperatorElement()
{
return new OperatorElement();
}
NumberElement* OasisCreationStrategy::createNumberElement()
{
return new NumberElement();
}
KFORMULA_NAMESPACE_END