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/* This file is part of the KDE project
Copyright (C) 2002, 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 "insertknotsplugin.h"
#include <karbon_view.h>
#include <karbon_part.h>
#include <core/vpath.h>
#include <core/vsegment.h>
#include <kgenericfactory.h>
#include <kdebug.h>
#include <qgroupbox.h>
#include <qlabel.h>
#include <knuminput.h>
typedef KGenericFactory<InsertKnotsPlugin, KarbonView> InsertKnotsPluginFactory;
K_EXPORT_COMPONENT_FACTORY( karbon_insertknotsplugin, InsertKnotsPluginFactory( "karboninsertknotsplugin" ) )
InsertKnotsPlugin::InsertKnotsPlugin( KarbonView *parent, const char* name, const QStringList & ) : Plugin( parent, name )
{
new KAction(
i18n( "&Insert Knots..." ), "14_insertknots", 0, this,
SLOT( slotInsertKnots() ), actionCollection(), "path_insert_knots" );
m_insertKnotsDlg = new VInsertKnotsDlg();
}
void
InsertKnotsPlugin::slotInsertKnots()
{
KarbonPart *part = ((KarbonView *)parent())->part();
if( part && m_insertKnotsDlg->exec() )
part->addCommand( new VInsertKnotsCmd( &part->document(), m_insertKnotsDlg->knots() ), true );
}
VInsertKnotsDlg::VInsertKnotsDlg( QWidget* parent, const char* name )
: KDialogBase( parent, name, true, i18n( "Insert Knots" ), Ok | Cancel )
{
// add input fields:
QGroupBox* group = new QGroupBox( 2, Qt::Horizontal, i18n( "Properties" ), this );
new QLabel( i18n( "Knots:" ), group );
m_knots = new KIntSpinBox( group );
m_knots->setMinValue( 1 );
group->setMinimumWidth( 300 );
// signals and slots:
connect( this, SIGNAL( okClicked() ), this, SLOT( accept() ) );
connect( this, SIGNAL( cancelClicked() ), this, SLOT( reject() ) );
setMainWidget( group );
setFixedSize( baseSize() );
}
uint
VInsertKnotsDlg::knots() const
{
return m_knots->value();
}
void
VInsertKnotsDlg::setKnots( uint value )
{
m_knots->setValue( value );
}
VInsertKnotsCmd::VInsertKnotsCmd( VDocument* doc, uint knots )
: VReplacingCmd( doc, i18n( "Insert Knots" ) )
{
m_knots = knots > 0 ? knots : 1;
}
void
VInsertKnotsCmd::visitVSubpath( VSubpath& path )
{
path.first();
double length;
// Ommit first segment.
while( path.next() )
{
length = path.current()->length();
for( uint i = m_knots; i > 0; --i )
{
path.insert(
path.current()->splitAt(
path.current()->lengthParam( length / ( m_knots + 1.0 ) ) ) );
path.next();
}
if( !success() )
setSuccess();
}
}
#include "insertknotsplugin.moc"
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