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Diffstat (limited to 'kpovmodeler/pmcone.cpp')
| -rw-r--r-- | kpovmodeler/pmcone.cpp | 451 |
1 files changed, 451 insertions, 0 deletions
diff --git a/kpovmodeler/pmcone.cpp b/kpovmodeler/pmcone.cpp new file mode 100644 index 00000000..2772eda5 --- /dev/null +++ b/kpovmodeler/pmcone.cpp @@ -0,0 +1,451 @@ +/* +************************************************************************** + description + -------------------- + copyright : (C) 2000-2001 by Leonardo Skorianez + email : lsk@if.ufrj.br + copyright : (C) 2002 by Andreas Zehender + email : zehender@kde.org +************************************************************************** + +************************************************************************** +* * +* 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 "pmcone.h" + +#include "pmxmlhelper.h" +#include "pmboxedit.h" +#include "pmmemento.h" +#include "pm3dcontrolpoint.h" +#include "pmdefaults.h" +#include "pmdistancecontrolpoint.h" +#include "pmconeedit.h" + +#include <klocale.h> + + +const double defaultConeRadius1 = 0.0; +const double defaultConeRadius2 = 0.5; +const double defaultHalfConeSize = 0.5; +const PMVector defaultEnd1 = PMVector ( 0, defaultHalfConeSize, 0 ); +const PMVector defaultEnd2 = PMVector ( 0, -defaultHalfConeSize, 0 ); +const bool defaultOpen = false; + +/** default cone structure */ +PMViewStructure* PMCone::s_pDefaultViewStructure = 0; +int PMCone::s_numSteps = c_defaultConeSteps; +int PMCone::s_parameterKey = 0; + +PMDefinePropertyClass( PMCone, PMConeProperty ); + +PMMetaObject* PMCone::s_pMetaObject = 0; +PMObject* createNewCone( PMPart* part ) +{ + return new PMCone( part ); +} + +PMCone::PMCone( PMPart* part ) + :Base( part ) +{ + m_end1 = defaultEnd1; + m_end2 = defaultEnd2; + m_radius1 = defaultConeRadius1; + m_radius2 = defaultConeRadius2; + m_open = defaultOpen; +} + +PMCone::PMCone( const PMCone& c ) + : Base( c ) +{ + m_end1 = c.m_end1; + m_end2 = c.m_end2; + m_radius1 = c.m_radius1; + m_radius2 = c.m_radius2; + m_open = c.m_open; +} + +PMCone::~PMCone( ) +{ +} + +QString PMCone::description( ) const +{ + return i18n( "cone" ); +} + +void PMCone::serialize( QDomElement & e, QDomDocument & doc ) const +{ + e.setAttribute( "end_a", m_end1.serializeXML( ) ); + e.setAttribute( "end_b", m_end2.serializeXML( ) ); + e.setAttribute( "radius_a", m_radius1 ); + e.setAttribute( "radius_b", m_radius2 ); + e.setAttribute( "open", m_open ); + Base::serialize( e, doc ); +} + +void PMCone::readAttributes( const PMXMLHelper & h ) +{ + m_end1 = h.vectorAttribute( "end_a", defaultEnd1 ); + m_end2 = h.vectorAttribute( "end_b", defaultEnd2 ); + m_radius1 = h.doubleAttribute( "radius_a", defaultConeRadius1 ); + m_radius2 = h.doubleAttribute( "radius_b", defaultConeRadius2 ); + m_open = h.boolAttribute( "open", defaultOpen ); + Base::readAttributes( h ); +} + +PMMetaObject* PMCone::metaObject( ) const +{ + if( !s_pMetaObject ) + { + s_pMetaObject = new PMMetaObject( "Cone", Base::metaObject( ), + createNewCone ); + s_pMetaObject->addProperty( + new PMConeProperty( "end1", &PMCone::setEnd1, &PMCone::end1 ) ); + s_pMetaObject->addProperty( + new PMConeProperty( "end2", &PMCone::setEnd2, &PMCone::end2 ) ); + s_pMetaObject->addProperty( + new PMConeProperty( "radius1", &PMCone::setRadius1, &PMCone::radius1 ) ); + s_pMetaObject->addProperty( + new PMConeProperty( "radius2", &PMCone::setRadius2, &PMCone::radius2 ) ); + s_pMetaObject->addProperty( + new PMConeProperty( "open", &PMCone::setOpen, &PMCone::open ) ); + } + return s_pMetaObject; +} + +void PMCone::setEnd1( const PMVector & p ) +{ + if( p != m_end1 ) + { + if( m_pMemento ) + m_pMemento->addData( s_pMetaObject, PMEnd1ID, m_end1 ); + m_end1 = p; + m_end1.resize( 3 ); + setViewStructureChanged( ); + } +} + +void PMCone::setEnd2( const PMVector & p ) +{ + if( p != m_end2 ) + { + if( m_pMemento ) + m_pMemento->addData( s_pMetaObject, PMEnd2ID, m_end2 ); + m_end2 = p; + m_end2.resize( 3 ); + setViewStructureChanged( ); + } +} + +void PMCone::setRadius1( double radius ) +{ + if( m_radius1 != radius ) + { + if( m_pMemento ) + m_pMemento->addData( s_pMetaObject, PMRadius1ID, m_radius1 ); + m_radius1 = radius; + setViewStructureChanged( ); + } +} + +void PMCone::setRadius2( double radius ) +{ + if( m_radius2 != radius ) + { + if( m_pMemento ) + m_pMemento->addData( s_pMetaObject, PMRadius2ID, m_radius2 ); + m_radius2 = radius; + setViewStructureChanged( ); + } +} + +void PMCone::setOpen( bool op ) +{ + if( op != m_open ) + { + if( m_pMemento ) + m_pMemento->addData( s_pMetaObject, PMOpenID, m_open ); + m_open = op; + } +} + +PMDialogEditBase* PMCone::editWidget( QWidget * parent ) const +{ + return new PMConeEdit( parent ); +} + +void PMCone::restoreMemento( PMMemento * s ) +{ + PMMementoDataIterator it( s ); + PMMementoData* data; + + for( ; it.current( ); ++it ) + { + data = it.current( ); + if( data->objectType( ) == s_pMetaObject ) + { + switch( data->valueID( ) ) + { + case PMEnd1ID: + setEnd1( data->vectorData( ) ); + break; + case PMEnd2ID: + setEnd2( data->vectorData( ) ); + break; + case PMRadius1ID: + setRadius1( data->doubleData( ) ); + break; + case PMRadius2ID: + setRadius2( data->doubleData( ) ); + break; + case PMOpenID: + setOpen( data->boolData( ) ); + break; + default: + kdError( PMArea ) << "Wrong ID in PMCone::restoreMemento\n"; + break; + } + } + } + Base::restoreMemento (s); +} + +bool PMCone::isDefault( ) +{ + if( ( m_end1 == defaultEnd1 ) && ( m_radius1 == defaultConeRadius1 ) + && ( m_end2 == defaultEnd2 ) && ( m_radius2 == defaultConeRadius2 ) && ( m_open == defaultOpen ) + && globalDetail( ) ) + return true; + return false; +} + +void PMCone::createViewStructure( ) +{ + if( !m_pViewStructure ) + { + m_pViewStructure = new PMViewStructure(defaultViewStructure ( ) ); + m_pViewStructure->points( ).detach( ); + } + + int steps = (int)( ( (float)s_numSteps / 2 ) * ( displayDetail( ) + 1 ) ); + unsigned ptsSize = steps * 2; + unsigned lineSize = steps * 3; + + if( ptsSize != m_pViewStructure->points( ).size( ) ) + m_pViewStructure->points( ).resize( ptsSize ); + + createPoints( m_pViewStructure->points( ), m_end1, m_end2, m_radius1, m_radius2, steps ); + + if( lineSize != m_pViewStructure->lines( ).size( ) ) + { + m_pViewStructure->lines( ).detach( ); + m_pViewStructure->lines( ).resize( lineSize ); + createLines( m_pViewStructure->lines( ), steps ); + } +} + +PMViewStructure* PMCone::defaultViewStructure( ) const +{ + if( !s_pDefaultViewStructure || s_pDefaultViewStructure->parameterKey( ) != viewStructureParameterKey( ) ) + { + delete s_pDefaultViewStructure; + s_pDefaultViewStructure = 0; + int steps = (int)( ( (float)s_numSteps / 2 ) * ( globalDetailLevel( ) + 1 ) ); + s_pDefaultViewStructure = new PMViewStructure( steps * 2, steps * 3 ); + + createPoints( s_pDefaultViewStructure->points( ), defaultEnd1, + defaultEnd2,defaultConeRadius1,defaultConeRadius2, steps ); + + createLines( s_pDefaultViewStructure->lines( ), steps ); + } + return s_pDefaultViewStructure; +} + +void PMCone::createLines( PMLineArray& lines, int steps ) +{ + int i; + for( i = 0; i < ( steps - 1 ); i++ ) + { + lines[i] = PMLine( i, i + 1 ); + lines[i + steps] = PMLine( i + steps, i + steps+ 1 ); + } + lines[steps - 1] = PMLine( steps - 1, 0 ); + lines[steps * 2 - 1] = PMLine( steps * 2 - 1, steps ); + + for( i = 0; i < steps; i++ ) + { + lines[i + 2 * steps] = PMLine( i, i + steps ); + } +} + +void PMCone::createPoints( PMPointArray& points, const PMVector& end1, + const PMVector& end2, double radius1, double radius2, int steps ) +{ + + double angle = ( 2.0 * M_PI ) / (double) steps; + + PMVector pointAt = end2 - end1; + double pl = pointAt.abs( ); + if( approxZero( pl ) ) + pointAt = PMVector( 0.0, 1.0, 0.0 ); + else + pointAt /= pl; + + PMMatrix rotation = PMMatrix::rotation( pointAt, angle ); + PMVector endPoint1 = pointAt.orthogonal( ); + endPoint1 *= radius1; + PMVector endPoint2 = pointAt.orthogonal( ); + endPoint2 *= radius2; + + int i; + for( i = 0; i < steps; i++ ) + { + points[i] = PMPoint( endPoint1 + end1 ); + points[i + steps] = PMPoint( endPoint2 + end2 ); + endPoint1 = rotation * endPoint1; + endPoint2 = rotation * endPoint2; + } +} + +void PMCone::controlPoints( PMControlPointList & list ) +{ + PMVector center, angle1, angle2; + center = m_end1 - m_end2; + double pl = center.abs( ); + if( approxZero( pl ) ) + center = PMVector( 0.0, 1.0, 0.0 ); + else + center /= pl; + + angle1 = center.orthogonal( ); + angle2 = PMVector::cross( center, angle1 ); + + PM3DControlPoint* pb1 = new PM3DControlPoint( m_end1, PMEnd1ID, i18n( "End 1" ) ); + list.append( pb1 ); + PM3DControlPoint* pb2 = new PM3DControlPoint( m_end2, PMEnd2ID, i18n( "End 2" ) ); + list.append( pb2 ); + + list.append( new PMDistanceControlPoint( pb1, angle1, m_radius1, PMRadius1ID, i18n( "Radius 1 (1)" ) ) ); + list.append( new PMDistanceControlPoint( pb1, angle2, m_radius1, PMRadius1ID, i18n( "Radius 1 (2)" ) ) ); + list.append( new PMDistanceControlPoint( pb2, angle1, m_radius2, PMRadius2ID, i18n( "Radius 2 (1)" ) ) ); + list.append( new PMDistanceControlPoint( pb2, angle2, m_radius2, PMRadius2ID, i18n( "Radius 2 (2)" ) ) ); +} + +void PMCone::controlPointsChanged( PMControlPointList & list ) +{ + PMControlPoint* p; + bool pointChanged = false; + bool radiusChanged = false; + + for( p = list.first( ); p; p = list.next( ) ) + { + if( p->changed( ) ) + { + switch( p->id( ) ) + { + case PMEnd1ID: + setEnd1( ( ( PM3DControlPoint *) p)->point( ) ); + pointChanged = true; + break; + case PMEnd2ID: + setEnd2( ( ( PM3DControlPoint *) p)->point( ) ); + pointChanged = true; + break; + case PMRadius1ID: + setRadius1( ( ( PMDistanceControlPoint *) p)->distance( ) ); + radiusChanged = true; + break; + case PMRadius2ID: + setRadius2( ( ( PMDistanceControlPoint *) p)->distance( ) ); + radiusChanged = true; + break; + default: + kdError (PMArea) << "Wrong ID in PMCone::controlPointsChanged\n"; + break; + } + } + } + + if( pointChanged ) + { + PMVector center, angle1, angle2; + bool firstPoint1 = true; + bool firstPoint2 = true; + + center = m_end1 - m_end2; + double pl = center.abs( ); + if( approxZero( pl ) ) + center = PMVector( 0.0, 1.0, 0.0 ); + else + center /= pl; + + angle1 = center.orthogonal( ); + angle2 = PMVector::cross( center, angle1 ); + + for( p = list.first( ); p; p = list.next( ) ) + { + if( p->id( ) == PMRadius1ID ) + { + if( firstPoint1 ) + { + ( ( PMDistanceControlPoint *) p)->setDirection( angle1 ); + firstPoint1 = false; + } + else + ( ( PMDistanceControlPoint *) p)->setDirection( angle2 ); + }else if( p->id( ) == PMRadius2ID ) + { + if( firstPoint2 ) + { + ( ( PMDistanceControlPoint *) p)->setDirection( angle1 ); + firstPoint2 = false; + } + else + ( ( PMDistanceControlPoint *) p)->setDirection( angle2 ); + } + } + } + + if( radiusChanged ) + for( p = list.first( ); p; p = list.next( ) ) + if( p->id( ) == PMRadius1ID ) + ( ( PMDistanceControlPoint *) p)->setDistance( m_radius1 ); + else if( p->id( ) == PMRadius2ID ) + ( ( PMDistanceControlPoint *) p)->setDistance( m_radius2 ); +} + +void PMCone::setSteps( int s ) +{ + if( s >= 4 ) + { + s_numSteps = s; + if( s_pDefaultViewStructure ) + { + delete s_pDefaultViewStructure; + s_pDefaultViewStructure = 0; + } + } + else + kdDebug( PMArea ) << "PMCone::setSteps: S must be greater than 4\n"; + s_parameterKey++; +} + +void PMCone::cleanUp( ) const +{ + if( s_pDefaultViewStructure ) + delete s_pDefaultViewStructure; + s_pDefaultViewStructure = 0; + if( s_pMetaObject ) + { + delete s_pMetaObject; + s_pMetaObject = 0; + } + Base::cleanUp( ); +} |