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441 lines
12 KiB
441 lines
12 KiB
/*
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**************************************************************************
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description
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--------------------
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copyright : (C) 2000-2001 by Leonardo Skorianez
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email : lsk@if.ufrj.br
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copyright : (C) 2002 by Andreas Zehender
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email : zehender@kde.org
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**************************************************************************
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**************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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**************************************************************************/
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#include "pmdisc.h"
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#include "pmxmlhelper.h"
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#include "pmboxedit.h"
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#include "pmmemento.h"
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#include "pmdistancecontrolpoint.h"
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#include "pmvectorcontrolpoint.h"
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#include "pm3dcontrolpoint.h"
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#include "pmdefaults.h"
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#include <klocale.h>
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#include "pmdiscedit.h"
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const double defaultDiscRadius = 1.0;
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const double defaultDiscHoleRadius = 0.0;
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const PMVector defaultDiscCenter = PMVector ( 0.0, 0.0, 0.0 );
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const PMVector defaultDiscNormal = PMVector ( 0.0, 1.0, 0.0 );
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/** default disc structure */
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PMViewStructure* PMDisc::s_pDefaultViewStructure = 0;
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int PMDisc::s_numSteps = c_defaultDiscSteps;
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int PMDisc::s_parameterKey = 0;
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PMDefinePropertyClass( PMDisc, PMDiscProperty );
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PMMetaObject* PMDisc::s_pMetaObject = 0;
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PMObject* createNewDisc( PMPart* part )
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{
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return new PMDisc( part );
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}
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PMDisc::PMDisc( PMPart* part )
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: Base( part )
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{
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m_center = defaultDiscCenter;
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m_normal = defaultDiscNormal;
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m_radius = defaultDiscRadius;
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m_hradius = defaultDiscHoleRadius;
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}
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PMDisc::PMDisc( const PMDisc& d )
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: Base( d )
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{
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m_center = d.m_center;
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m_normal = d.m_normal;
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m_radius = d.m_radius;
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m_hradius = d.m_hradius;
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}
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PMDisc::~PMDisc( )
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{
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}
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TQString PMDisc::description( ) const
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{
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return i18n( "disc" );
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}
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void PMDisc::serialize( TQDomElement& e, TQDomDocument& doc ) const
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{
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e.setAttribute( "center", m_center.serializeXML( ) );
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e.setAttribute( "normal", m_normal.serializeXML( ) );
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e.setAttribute( "radius", m_radius );
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e.setAttribute( "hole_radius", m_hradius );
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Base::serialize( e, doc );
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}
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void PMDisc::readAttributes( const PMXMLHelper& h )
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{
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m_center = h.vectorAttribute( "center", defaultDiscCenter );
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m_normal = h.vectorAttribute( "normal", defaultDiscNormal );
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m_radius = h.doubleAttribute( "radius", defaultDiscRadius );
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m_hradius = h.doubleAttribute( "hole_radius", defaultDiscHoleRadius );
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Base::readAttributes( h );
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}
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PMMetaObject* PMDisc::metaObject( ) const
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{
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if( !s_pMetaObject )
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{
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s_pMetaObject = new PMMetaObject( "Disc", Base::metaObject( ),
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createNewDisc );
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s_pMetaObject->addProperty(
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new PMDiscProperty( "center", &PMDisc::setCenter, &PMDisc::center ) );
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s_pMetaObject->addProperty(
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new PMDiscProperty( "normal", &PMDisc::setNormal, &PMDisc::normal ) );
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s_pMetaObject->addProperty(
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new PMDiscProperty( "radius", &PMDisc::setRadius, &PMDisc::radius ) );
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s_pMetaObject->addProperty(
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new PMDiscProperty( "holeRadius", &PMDisc::setHoleRadius, &PMDisc::holeRadius ) );
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}
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return s_pMetaObject;
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}
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void PMDisc::setCenter( const PMVector& c )
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{
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if( c != m_center )
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{
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if( m_pMemento )
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m_pMemento->addData( s_pMetaObject, PMCenterID, m_center );
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m_center = c;
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m_center.resize( 3 );
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setViewStructureChanged( );
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}
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}
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void PMDisc::setNormal( const PMVector& p )
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{
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if( p != m_normal )
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{
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if( m_pMemento )
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m_pMemento->addData( s_pMetaObject, PMNormalID, m_normal );
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m_normal = p;
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m_normal.resize( 3 );
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setViewStructureChanged( );
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}
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}
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void PMDisc::setRadius( double radius )
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{
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if( m_radius != radius )
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{
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if( m_pMemento )
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m_pMemento->addData( s_pMetaObject, PMRadiusID, m_radius );
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if( radius <= m_hradius )
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m_radius = m_hradius;
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else
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m_radius = radius;
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setViewStructureChanged( );
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}
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}
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void PMDisc::setHoleRadius( double hradius )
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{
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if( m_hradius != hradius )
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{
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if( m_pMemento )
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m_pMemento->addData( s_pMetaObject, PMHRadiusID, m_hradius );
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if( hradius >= m_radius )
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m_hradius = m_radius;
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else if( hradius <= 0.0 )
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m_hradius = 0.0;
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else
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m_hradius = hradius;
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setViewStructureChanged( );
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}
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}
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PMDialogEditBase* PMDisc::editWidget( TQWidget* parent ) const
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{
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return new PMDiscEdit( parent );
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}
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void PMDisc::restoreMemento( PMMemento* s )
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{
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PMMementoDataIterator it( s );
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PMMementoData* data;
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for( ; it.current( ); ++it )
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{
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data = it.current( );
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if( data->objectType( ) == s_pMetaObject )
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{
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switch( data->valueID( ) )
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{
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case PMCenterID:
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setCenter( data->vectorData( ) );
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break;
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case PMNormalID:
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setNormal( data->vectorData( ) );
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break;
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case PMRadiusID:
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setRadius( data->doubleData( ) );
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break;
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case PMHRadiusID:
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setHoleRadius( data->doubleData( ) );
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break;
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default:
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kdError( PMArea ) << "Wrong ID in PMDisc::restoreMemento\n";
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break;
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}
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}
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}
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Base::restoreMemento( s );
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}
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bool PMDisc::isDefault( )
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{
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if( ( m_center == defaultDiscCenter ) && ( m_normal == defaultDiscNormal )
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&& ( m_radius == defaultDiscRadius ) && ( m_hradius == defaultDiscHoleRadius )
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&& globalDetail( ) )
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return true;
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return false;
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}
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void PMDisc::createViewStructure( )
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{
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if( !m_pViewStructure )
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{
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m_pViewStructure = new PMViewStructure( defaultViewStructure ( ) );
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m_pViewStructure->points( ).detach( );
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}
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int steps = (int)( ( (float)s_numSteps / 2 ) * ( displayDetail( ) + 1 ) );
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unsigned size = steps * 2;
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if( size != m_pViewStructure->points( ).size( ) )
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{
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m_pViewStructure->points( ).resize( size );
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m_pViewStructure->lines( ).detach( );
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m_pViewStructure->lines( ).resize( size );
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createLines( m_pViewStructure->lines( ), steps );
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}
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createPoints( m_pViewStructure->points( ), m_center, m_normal, m_radius, m_hradius, steps );
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}
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PMViewStructure* PMDisc::defaultViewStructure( ) const
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{
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if( !s_pDefaultViewStructure || s_pDefaultViewStructure->parameterKey( ) != viewStructureParameterKey( ) )
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{
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delete s_pDefaultViewStructure;
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s_pDefaultViewStructure = 0;
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int steps = (int)( ( (float)s_numSteps / 2 ) * ( globalDetailLevel( ) + 1 ) );
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s_pDefaultViewStructure = new PMViewStructure( steps * 2 , steps * 2 );
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createPoints( s_pDefaultViewStructure->points( ), defaultDiscCenter, defaultDiscNormal,
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defaultDiscRadius, defaultDiscHoleRadius, steps );
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createLines( s_pDefaultViewStructure->lines( ), steps );
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}
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return s_pDefaultViewStructure;
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}
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void PMDisc::createLines( PMLineArray& lines, int steps )
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{
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int i;
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for( i = 0; i < ( steps - 1) ; i++ )
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{
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lines[ i ] = PMLine( i, i + 1 );
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lines[ i + steps ] = PMLine( i + steps, i + steps + 1 );
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}
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lines[ i ] = PMLine( i , 0 );
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lines[i + steps] = PMLine( i + steps, steps );
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}
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void PMDisc::createPoints( PMPointArray& points, const PMVector& center,
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const PMVector& normal, double radius , double hradius, int steps )
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{
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PMVector pv = normal;
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double pl = pv.abs( );
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if( approxZero( pl ) )
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pv = PMVector( 0.0 , 1.0 , 0.0 );
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else
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pv /= pl;
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double angle = ( 2.0 * M_PI ) / ( double ) steps;
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PMMatrix rotation = PMMatrix::rotation( pv , angle );
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PMVector endP = pv.orthogonal( );
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for( int i = 0 ; i < steps ; i++ )
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{
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points[ i ] = PMPoint( ( endP * radius ) + center );
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points[ i + steps ] = PMPoint( ( endP * hradius ) + center );
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endP = rotation * endP;
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}
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}
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void setVectorBase( PMVector pn , PMVector& vn , PMVector& v1, PMVector& v2 )
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{
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double pl = pn.abs( );
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if( approxZero( pl ) )
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vn = PMVector( 0.0 , 1.0 , 0.0 );
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else
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vn = ( pn / pl );
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v1 = vn.orthogonal( );
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v2 = PMVector::cross( vn, v1 );
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}
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void PMDisc::controlPoints( PMControlPointList & list )
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{
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PMVector vetN , vet1 , vet2 ;
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setVectorBase( m_normal , vetN , vet1 , vet2 );
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PM3DControlPoint* pb = new PM3DControlPoint( m_center, PMCenterID, i18n( "Center" ) );
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list.append( pb );
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PMDistanceControlPoint* d;
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d = new PMDistanceControlPoint( pb , vet1, m_radius, PMRadiusID, i18n( "Radius (1)" ) );
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list.append( d );
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d = new PMDistanceControlPoint( pb , vet2, m_radius, PMRadiusID, i18n( "Radius (2)" ) );
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list.append( d );
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d = new PMDistanceControlPoint( pb , vet1, m_hradius, PMHRadiusID, i18n( "Hole Radius (1)" ) );
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list.append( d );
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d = new PMDistanceControlPoint( pb , vet2, m_hradius, PMHRadiusID, i18n( "Hole Radius (2)" ) );
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list.append( d );
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list.append( new PMVectorControlPoint( pb, m_normal, PMNormalID, i18n( "Normal" ) ) );
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}
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void PMDisc::controlPointsChanged( PMControlPointList & list )
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{
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PMControlPoint* p;
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bool radius1Changed = false;
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bool radius2Changed = false;
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bool pointChanged = false;
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PMVector pt;
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for( p = list.first( ); p; p = list.next( ) )
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{
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if( p->changed( ) )
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{
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switch( p->id( ) )
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{
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case PMCenterID:
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pt =( (PM3DControlPoint* ) p)->point( ) ;
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setCenter( pt );
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pointChanged = true;
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break;
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case PMNormalID:
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setNormal( ( ( (PM3DControlPoint* ) p)->point( ) ) );
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pointChanged = true;
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break;
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case PMRadiusID:
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setRadius( ( ( PMDistanceControlPoint *) p )->distance( ) );
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radius1Changed = true;
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break;
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case PMHRadiusID:
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setHoleRadius( ( ( PMDistanceControlPoint *) p )->distance( ) );
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radius2Changed = true;
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break;
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default:
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kdError( PMArea ) << "Wrong ID in PMDisc::controlPointsChanged\n";
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break;
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}
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}
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}
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if( radius1Changed )
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for( p = list.first( ); p; p = list.next( ) )
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if( p->id( ) == PMRadiusID )
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( ( PMDistanceControlPoint *) p)->setDistance( m_radius );
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if( radius2Changed )
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for( p = list.first( ); p; p = list.next( ) )
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if( p->id( ) == PMHRadiusID )
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( ( PMDistanceControlPoint *) p)->setDistance( m_hradius );
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if( pointChanged )
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{
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PMVector vetN, vet1, vet2;
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setVectorBase( m_normal , vetN, vet1, vet2 );
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bool firstPoint1 = true;
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bool firstPoint2 = true;
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for( p = list.first( ); p; p = list.next( ) )
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{
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if( p->id( ) == PMRadiusID )
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{
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if( firstPoint1 )
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{
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( ( PMDistanceControlPoint *) p)->setDirection( vet1 );
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firstPoint1 = false;
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}
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else
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( ( PMDistanceControlPoint *) p)->setDirection( vet2 );
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}
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if( p->id( ) == PMHRadiusID )
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{
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if( firstPoint2 )
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{
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( ( PMDistanceControlPoint *) p)->setDirection( vet1 );
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firstPoint2 = false;
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}
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else
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( ( PMDistanceControlPoint *) p)->setDirection( vet2 );
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}
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}
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}
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}
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void PMDisc::setSteps( int s )
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{
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if( s >= 4 )
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{
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s_numSteps = s;
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if( s_pDefaultViewStructure )
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{
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delete s_pDefaultViewStructure;
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s_pDefaultViewStructure = 0;
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}
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}
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else
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kdDebug( PMArea ) << "PMDisc::setSteps: S must be greater than 3\n";
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s_parameterKey++;
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}
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void PMDisc::cleanUp( ) const
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{
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if( s_pDefaultViewStructure )
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delete s_pDefaultViewStructure;
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s_pDefaultViewStructure = 0;
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if( s_pMetaObject )
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{
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delete s_pMetaObject;
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s_pMetaObject = 0;
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}
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Base::cleanUp( );
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}
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