78 lines
1.9 KiB
78 lines
1.9 KiB
/* This file is doc of the KDE project
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Copyright (C) 2001, The Karbon Developers
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Copyright (C) 2002, The Karbon Developers
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <klocale.h>
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#include "vdeletenodescmd.h"
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#include "vselection.h"
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#include "vsegment.h"
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#include "vpath.h"
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#include "vdocument.h"
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VDeleteNodeCmd::VDeleteNodeCmd( VDocument *doc )
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: VCommand( doc, i18n( "Delete Node" ) )
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{
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}
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VDeleteNodeCmd::~VDeleteNodeCmd()
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{
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}
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void
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VDeleteNodeCmd::visitVSubpath( VSubpath& path )
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{
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VSegment* segment = path.first();
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path.next(); // skip begin segment
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while( segment )
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{
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if( segment->state() != VSegment::deleted && segment->knotIsSelected() )
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{
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segment->setState( VSegment::deleted );
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m_segments.append( segment );
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}
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segment = segment->next();
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}
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if( m_segments.count() > 0 )
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path.invalidateBoundingBox();
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}
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void
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VDeleteNodeCmd::execute()
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{
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VObjectListIterator itr( document()->selection()->objects() );
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for( ; itr.current() ; ++itr )
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visit( *itr.current() );
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setSuccess( m_segments.count() > 0 );
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}
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void
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VDeleteNodeCmd::unexecute()
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{
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TQPtrListIterator<VSegment> itr( m_segments );
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for( ; itr.current() ; ++itr )
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itr.current()->setState( VSegment::normal );
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setSuccess( false );
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}
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