You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
koffice/karbon/core/vdocument.cc

324 lines
7.2 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 <tqdom.h>
#include "vdocument.h"
#include "vselection.h"
#include "vvisitor.h"
#include "vlayer.h"
#include "vstroke.h"
#include "vdashpattern.h"
#include "vpainter.h"
#include <KoStore.h>
#include <KoPageLayout.h>
#include <KoXmlWriter.h>
#include <kdebug.h>
VDocument::VDocument()
: VObject( 0L ),
m_width(0.), m_height(0.),
m_selectionMode( VDocument::ActiveLayer ),
m_unit( KoUnit::U_MM )
{
m_selection = new VSelection( this );
// create a layer. we need at least one:
m_layers.setAutoDelete( true );
m_layers.append( new VLayer( this ) );
m_activeLayer = m_layers.getLast();
m_activeLayer->setSelected( true );
m_saveAsPath = true;
}
VDocument::VDocument( const VDocument& document )
: VObject( document ), m_width(0), m_height(0)
{
m_selection = new VSelection( this );
// TODO
}
VDocument::~VDocument()
{
delete( m_selection );
}
void
VDocument::drawPage( VPainter *p, const KoPageLayout &pl, bool showPageMargins ) const
{
p->setPen( TQt::black );
p->setBrush( TQt::white );
p->drawRect( 0, 0, m_width, m_height );
p->setPen( TQt::NoPen );
p->setBrush( TQt::black );
p->drawRect( m_width, - 2, 2, m_height );
p->drawRect( 0, - 2, m_width, 2 );
//p->drawRect( 0, m_height - 1, m_width, 1 );
// Draw Grid
if( m_gridData.isShow )
{
VStroke s( 0, 1 );
s.setColor( m_gridData.color );
double dx = m_gridData.freq.width();
double dy = m_gridData.freq.height();
p->setPen( s );
p->setBrush( TQt::NoBrush );
KoPoint p0( dx, dy );
while( p0.x() < m_width )
{
p->newPath();
p->moveTo( KoPoint( p0.x(), 0 ) );
p->lineTo( KoPoint( p0.x(), m_height ) );
p->strokePath();
p0.rx() += dx;
}
while( p0.y() < m_height )
{
p->newPath();
p->moveTo( KoPoint( 0, p0.y() ) );
p->lineTo( KoPoint( m_width, p0.y() ) );
p->strokePath();
p0.ry() += dy;
}
}
// Draw page margins
if( showPageMargins )
{
int ml = int( pl.ptLeft );
int mt = int( pl.ptTop );
int mr = int( pl.ptRight );
int mb = int( pl.ptBottom );
VStroke s( 0, 1 );
s.setColor( TQt::blue );
TQValueList<float> dashes;
s.dashPattern().setArray( dashes << 5 << 5 );
p->setPen( s );
p->setBrush( TQt::NoBrush );
p->drawRect(ml, mt, m_width-ml-mr, m_height-mt-mb);
}
}
void
VDocument::draw( VPainter *painter, const KoRect* rect ) const
{
TQPtrListIterator<VLayer> itr = m_layers;
for ( ; itr.current(); ++itr )
{
itr.current()->draw( painter, rect );
}
}
void
VDocument::insertLayer( VLayer* layer )
{
// if ( pos == -1 || !m_layers.insert( layer, pos ))
m_layers.append( layer );
m_activeLayer = layer;
} // VDocument::insertLayer
void
VDocument::removeLayer( VLayer* layer )
{
m_layers.remove( layer );
if ( m_layers.count() == 0 )
m_layers.append( new VLayer( this ) );
m_activeLayer = m_layers.getLast();
} // VDocument::removeLayer
bool VDocument::canRaiseLayer( VLayer* layer )
{
int pos = m_layers.find( layer );
return (pos != int( m_layers.count() ) - 1 && pos >= 0 );
}
bool VDocument::canLowerLayer( VLayer* layer )
{
int pos = m_layers.find( layer );
return (pos>0);
}
void
VDocument::raiseLayer( VLayer* layer )
{
int pos = m_layers.find( layer );
if( pos != int( m_layers.count() ) - 1 && pos >= 0 )
{
VLayer* layer = m_layers.take( pos );
m_layers.insert( pos + 1, layer );
}
} // VDocument::raiseLayer
void
VDocument::lowerLayer( VLayer* layer )
{
int pos = m_layers.find( layer );
if ( pos > 0 )
{
VLayer* layer = m_layers.take( pos );
m_layers.insert( pos - 1, layer );
}
} // VDocument::lowerLayer
int
VDocument::layerPos( VLayer* layer )
{
return m_layers.find( layer );
} // VDocument::layerPos
void
VDocument::setActiveLayer( VLayer* layer )
{
if ( m_layers.find( layer ) != -1 )
m_activeLayer = layer;
} // VDocument::setActiveLayer
void
VDocument::append( VObject* object )
{
m_activeLayer->append( object );
}
TQDomDocument
VDocument::saveXML() const
{
TQDomDocument doc;
TQDomElement me = doc.createElement( "DOC" );
doc.appendChild( me );
save( me );
return doc;
}
void
VDocument::saveOasis( KoStore *store, KoXmlWriter *docWriter, KoGenStyles &mainStyles ) const
{
docWriter->startElement( "draw:page" );
docWriter->addAttribute( "draw:name", name());
docWriter->addAttribute( "draw:id", "page1");
docWriter->addAttribute( "draw:master-page-name", "Default");
// save objects:
VLayerListIterator itr( m_layers );
int index = 0;
for ( ; itr.current(); ++itr )
itr.current()->saveOasis( store, docWriter, mainStyles, ++index );
docWriter->endElement(); // draw:page
}
void
VDocument::save( TQDomElement& me ) const
{
me.setAttribute( "mime", "application/x-karbon" ),
me.setAttribute( "version", "0.1" );
me.setAttribute( "editor", "Karbon14" );
me.setAttribute( "syntaxVersion", "0.1" );
if( m_width > 0. )
me.setAttribute( "width", m_width );
if( m_height > 0. )
me.setAttribute( "height", m_height );
me.setAttribute( "unit", KoUnit::unitName( m_unit ) );
// save objects:
VLayerListIterator itr( m_layers );
for ( ; itr.current(); ++itr )
itr.current()->save( me );
}
VDocument*
VDocument::clone() const
{
return new VDocument( *this );
}
void
VDocument::load( const TQDomElement& doc )
{
loadXML( doc );
}
bool
VDocument::loadXML( const TQDomElement& doc )
{
if( doc.attribute( "mime" ) != "application/x-karbon" ||
doc.attribute( "syntaxVersion" ) != "0.1" )
{
return false;
}
m_layers.clear();
m_width = doc.attribute( "width", "800.0" ).toDouble();
m_height = doc.attribute( "height", "550.0" ).toDouble();
m_unit = KoUnit::unit( doc.attribute( "unit", KoUnit::unitName( m_unit ) ) );
loadDocumentContent( doc );
return true;
}
void
VDocument::loadDocumentContent( const TQDomElement& doc )
{
TQDomNodeList list = doc.childNodes();
for( uint i = 0; i < list.count(); ++i )
{
if( list.item( i ).isElement() )
{
TQDomElement e = list.item( i ).toElement();
if( e.tagName() == "LAYER" )
{
VLayer* layer = new VLayer( this );
layer->load( e );
insertLayer( layer );
}
}
}
}
bool
VDocument::loadOasis( const TQDomElement &element, KoOasisLoadingContext &context )
{
return m_layers.current()->loadOasis( element, context );
}
void
VDocument::accept( VVisitor& visitor )
{
visitor.visitVDocument( *this );
}
TQString
VDocument::objectName( const VObject *obj ) const
{
TQMap<const VObject *, TQString>::ConstIterator it = m_objectNames.find( obj );
return it == m_objectNames.end() ? 0L : it.data();
}