diff options
Diffstat (limited to 'kpovmodeler/pmplane.cpp')
| -rw-r--r-- | kpovmodeler/pmplane.cpp | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/kpovmodeler/pmplane.cpp b/kpovmodeler/pmplane.cpp new file mode 100644 index 00000000..171df53f --- /dev/null +++ b/kpovmodeler/pmplane.cpp @@ -0,0 +1,276 @@ +/* +************************************************************************** + description + -------------------- + copyright : (C) 2000-2001 by Leonardo Skorianez + email : lsk@if.ufrj.br +************************************************************************** + +************************************************************************** +* * +* This program is free software; you can redistribute it and/or modify * +* it under the terms of the GNU General Public License as published by * +* the Free Software Foundation; either version 2 of the License, or * +* (at your option) any later version. * +* * +**************************************************************************/ + + +#include "pmplane.h" + +#include "pmxmlhelper.h" +#include "pmboxedit.h" +#include "pmmemento.h" +#include "pmdistancecontrolpoint.h" +#include "pmplanenormalcontrolpoint.h" +#include "pmdefaults.h" + +#include <klocale.h> + +#include "pmplaneedit.h" + +const double defaultPlaneDistance = 0; +const PMVector defaultPlaneNormal = PMVector ( 0.0, 1.0, 0.0 ); + +/** default plane structure */ +PMViewStructure* PMPlane::s_pDefaultViewStructure = 0; +double PMPlane::s_planeSize = c_defaultPlaneSize; +int PMPlane::s_parameterKey = 0; + +PMDefinePropertyClass( PMPlane, PMPlaneProperty ); + +PMMetaObject* PMPlane::s_pMetaObject = 0; +PMObject* createNewPlane( PMPart* part ) +{ + return new PMPlane( part ); +} + +PMPlane::PMPlane( PMPart* part ) + : Base( part ) +{ + m_normal = defaultPlaneNormal; + m_distance = defaultPlaneDistance; +} + +PMPlane::PMPlane( const PMPlane& p ) + : Base( p ) +{ + m_normal = p.m_normal; + m_distance = p.m_distance; +} + +PMPlane::~PMPlane( ) +{ +} + +QString PMPlane::description( ) const +{ + return i18n( "plane" ); +} + +void PMPlane::serialize( QDomElement& e, QDomDocument& doc ) const +{ + e.setAttribute( "normal", m_normal.serializeXML( ) ); + e.setAttribute( "distance", m_distance ); + Base::serialize( e, doc ); +} + +void PMPlane::readAttributes( const PMXMLHelper& h ) +{ + m_normal = h.vectorAttribute( "normal", defaultPlaneNormal ); + m_distance = h.doubleAttribute( "distance", defaultPlaneDistance ); + Base::readAttributes( h ); +} + +PMMetaObject* PMPlane::metaObject( ) const +{ + if( !s_pMetaObject ) + { + s_pMetaObject = new PMMetaObject( "Plane", Base::metaObject( ), + createNewPlane ); + s_pMetaObject->addProperty( + new PMPlaneProperty( "normal", &PMPlane::setNormal, &PMPlane::normal ) ); + s_pMetaObject->addProperty( + new PMPlaneProperty( "distance", &PMPlane::setDistance, &PMPlane::distance ) ); + } + return s_pMetaObject; +} + +void PMPlane::setNormal( const PMVector& p ) +{ + + if( p != m_normal ) + { + if( m_pMemento ) + { + m_pMemento->addData( s_pMetaObject, PMNormalID, m_normal ); + } + m_normal = p; + m_normal.resize( 3 ); + + setViewStructureChanged( ); + } +} + +void PMPlane::setDistance( double distance ) +{ + if( m_distance != distance ) + { + if( m_pMemento ) + { + m_pMemento->addData( s_pMetaObject, PMDistanceID, m_distance ); + } + m_distance = distance; + + setViewStructureChanged( ); + } +} + +PMDialogEditBase* PMPlane::editWidget( QWidget* parent ) const +{ + return new PMPlaneEdit( parent ); +} + +void PMPlane::restoreMemento( PMMemento* s ) +{ + PMMementoDataIterator it( s ); + PMMementoData* data; + + for( ; it.current( ); ++it ) + { + data = it.current( ); + if( data->objectType( ) == s_pMetaObject ) + { + switch( data->valueID( ) ) + { + case PMNormalID: + setNormal( data->vectorData( ) ); + break; + case PMDistanceID: + setDistance( data->doubleData( ) ); + break; + default: + kdError( PMArea ) << "Wrong ID in PMPlane::restoreMemento\n"; + break; + } + } + } + Base::restoreMemento( s ); +} + +bool PMPlane::isDefault( ) +{ + if( ( m_normal == defaultPlaneNormal ) && ( m_distance == defaultPlaneDistance ) ) + return true; + return false; +} + +void PMPlane::createViewStructure( ) +{ + if( !m_pViewStructure ) + { + m_pViewStructure = new PMViewStructure( defaultViewStructure ( ) ); + m_pViewStructure->points( ).detach( ); + } + createPoints( m_pViewStructure->points( ), m_normal, m_distance ); +} + +PMViewStructure* PMPlane::defaultViewStructure( ) const +{ + if( !s_pDefaultViewStructure ) + { + s_pDefaultViewStructure = new PMViewStructure( 4, 4 ); + PMLineArray& lines = s_pDefaultViewStructure->lines( ); + + createPoints( s_pDefaultViewStructure->points( ), defaultPlaneNormal,defaultPlaneDistance ); + + lines[0] = PMLine( 0 , 1 ); + lines[1] = PMLine( 1 , 2 ); + lines[2] = PMLine( 2 , 3 ); + lines[3] = PMLine( 3 , 0 ); + } + return s_pDefaultViewStructure; +} + +void PMPlane::createPoints( PMPointArray& points, const PMVector& normal, double distance ) +{ + PMVector dir = normal; + if( approxZero( dir.abs( ) ) ) + dir = PMVector( 0.0, 1.0, 0.0 ); + + PMVector base = dir * distance; + PMMatrix rotation = PMMatrix::rotation( dir, M_PI / 4.0 ); + + PMVector endPoint1 = rotation * dir.orthogonal( ) * s_planeSize * sqrt( 2.0 ) * 0.5; + PMVector endPoint2 = rotation * ( rotation * endPoint1 ); + + points[0] = base + endPoint1; + points[1] = base + endPoint2; + points[2] = base - endPoint1; + points[3] = base - endPoint2; +} + +void PMPlane::controlPoints( PMControlPointList & list ) +{ + PMDistanceControlPoint* d; + d = new PMDistanceControlPoint( PMVector( 0, 0, 0 ), m_normal, m_distance, + PMDistanceID, i18n( "Distance" ) ); + list.append( new PMPlaneNormalControlPoint( d, m_normal, PMNormalID, + i18n( "Normal" ) ) ); + list.append( d ); +} + + +void PMPlane::controlPointsChanged( PMControlPointList & list ) +{ + PMControlPoint* p; + + for( p = list.first( ); p; p = list.next( ) ) + { + if( p->changed( ) ) + { + switch( p->id( ) ) + { + case PMNormalID: + setNormal( ( ( PMPlaneNormalControlPoint *) p)->normal( ) ); + setDistance( ( ( PMPlaneNormalControlPoint *) p)->distance( ) ); + break; + case PMDistanceID: + setDistance( ( ( PMDistanceControlPoint *) p )->distance( ) ); + break; + default: + kdError( PMArea ) << "Wrong ID in PMPlane::controlPointsChanged\n"; + break; + } + } + } +} + +void PMPlane::setPlaneSize( double size ) +{ + if( size >= 0.1 ) + { + s_planeSize = size; + if( s_pDefaultViewStructure ) + { + delete s_pDefaultViewStructure; + s_pDefaultViewStructure = 0; + } + } + else + kdDebug( PMArea ) << "PMPlane::setPlaneSize: Size must be greater than 0.1\n"; + s_parameterKey++; +} + +void PMPlane::cleanUp( ) const +{ + if( s_pDefaultViewStructure ) + delete s_pDefaultViewStructure; + s_pDefaultViewStructure = 0; + if( s_pMetaObject ) + { + delete s_pMetaObject; + s_pMetaObject = 0; + } + Base::cleanUp( ); +} |