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koffice/karbon/shapes/vpolyline.cc

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4.5 KiB

/* This file is part of the KDE project
Copyright (C) 2001, 2002, 2003 The Karbon Developers
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 "vpolyline.h"
#include <qdom.h>
#include "vglobal.h"
#include <klocale.h>
#include <vdocument.h>
#include "vtransformcmd.h"
#include <KoStore.h>
#include <KoXmlWriter.h>
#include <KoXmlNS.h>
VPolyline::VPolyline( VObject* parent, VState state )
: VPath( parent, state )
{
}
/*VPolyline::VPolyline( VObject* parent, VState state )
: VPath( parent, state )
{
}*/
/*VPolyline::VPolyline( VObject* parent, const QString &points )
: VPath( parent ), m_points( points )
{
init();
}*/
void
VPolyline::init()
{
bool bFirst = true;
QString points = m_points.simplifyWhiteSpace();
points.replace( ',', ' ' );
points.remove( '\r' );
points.remove( '\n' );
QStringList pointList = QStringList::split( ' ', points );
QStringList::Iterator end(pointList.end());
for( QStringList::Iterator it = pointList.begin(); it != end; ++it )
{
KoPoint point;
point.setX( (*it).toDouble() );
point.setY( (*++it).toDouble() );
if( bFirst )
{
moveTo( point );
bFirst = false;
}
else
lineTo( point );
}
}
QString
VPolyline::name() const
{
QString result = VObject::name();
return !result.isEmpty() ? result : i18n( "Polyline" );
}
void
VPolyline::save( QDomElement& element ) const
{
VDocument *doc = document();
if( doc && doc->saveAsPath() )
{
VPath::save( element );
return;
}
if( state() != deleted )
{
QDomElement me = element.ownerDocument().createElement( "POLYLINE" );
element.appendChild( me );
// save fill/stroke untransformed
VPath path( *this );
VTransformCmd cmd( 0L, m_matrix.invert() );
cmd.visit( path );
path.VObject::save( me );
//VObject::save( me );
me.setAttribute( "points", m_points );
QString transform = buildSvgTransform();
if( !transform.isEmpty() )
me.setAttribute( "transform", transform );
}
}
void
VPolyline::saveOasis( KoStore *store, KoXmlWriter *docWriter, KoGenStyles &mainStyles, int &index ) const
{
// do not save deleted objects
if( state() == deleted )
return;
docWriter->startElement( "draw:polyline" );
docWriter->addAttribute( "svg:points", m_points );
VObject::saveOasis( store, docWriter, mainStyles, index );
docWriter->endElement();
}
void
VPolyline::load( const QDomElement& element )
{
setState( normal );
QDomNodeList list = element.childNodes();
for( uint i = 0; i < list.count(); ++i )
if( list.item( i ).isElement() )
VObject::load( list.item( i ).toElement() );
m_points = element.attribute( "points" );
init();
QString trafo = element.attribute( "transform" );
if( !trafo.isEmpty() )
transform( trafo );
}
bool
VPolyline::loadOasis( const QDomElement &element, KoOasisLoadingContext &context )
{
setState( normal );
if( element.localName() == "line" )
{
KoPoint p1, p2;
p1.setX( KoUnit::parseValue( element.attributeNS( KoXmlNS::svg, "x1", QString::null ) ) );
p1.setY( KoUnit::parseValue( element.attributeNS( KoXmlNS::svg, "y1", QString::null ) ) );
p2.setX( KoUnit::parseValue( element.attributeNS( KoXmlNS::svg, "x2", QString::null ) ) );
p2.setY( KoUnit::parseValue( element.attributeNS( KoXmlNS::svg, "y2", QString::null ) ) );
m_points = QString( "%1,%2 %3,%4" ).arg( p1.x() ).arg( p1.y() ).arg( p2.x() ).arg( p2.y() );
moveTo( p1 );
lineTo( p2 );
}
else if( element.localName() == "polyline" )
{
m_points = element.attributeNS( KoXmlNS::draw, "points", QString::null );
init();
}
transformByViewbox( element, element.attributeNS( KoXmlNS::svg, "viewBox", QString::null ) );
QString trafo = element.attributeNS( KoXmlNS::draw, "transform", QString::null );
if( !trafo.isEmpty() )
transformOasis( trafo );
return VObject::loadOasis( element, context );
}
VPath*
VPolyline::clone() const
{
return new VPolyline( *this );
}