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355 lines
10 KiB
355 lines
10 KiB
/*
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**************************************************************************
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description
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--------------------
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copyright : (C) 2003 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 "pmspheresweepedit.h"
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#include "pmspheresweep.h"
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#include "pmvectoredit.h"
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#include "pmlineedits.h"
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#include "pmvectorlistedit.h"
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#include "pmpart.h"
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#include <tqlayout.h>
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#include <tqlabel.h>
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#include <tqtooltip.h>
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#include <tqcombobox.h>
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#include <tqcheckbox.h>
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#include <tqpushbutton.h>
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#include <tdelocale.h>
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#include <kdialog.h>
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#include <kiconloader.h>
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#include <tdemessagebox.h>
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PMSphereSweepEdit::PMSphereSweepEdit( TQWidget* parent, const char* name )
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: Base( parent, name )
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{
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m_pDisplayedObject = 0;
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}
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void PMSphereSweepEdit::createTopWidgets( )
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{
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Base::createTopWidgets( );
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TQHBoxLayout* hl = new TQHBoxLayout( topLayout( ) );
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hl->addWidget( new TQLabel( i18n( "Spline type:" ), this ) );
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m_pSplineType = new TQComboBox( false, this );
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m_pSplineType->insertItem( i18n( "Linear Spline" ) );
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m_pSplineType->insertItem( i18n( "B-Spline" ) );
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m_pSplineType->insertItem( i18n( "Cubic Spline" ) );
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hl->addWidget( m_pSplineType );
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hl->addStretch( 1 );
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connect( m_pSplineType, TQ_SIGNAL( activated( int ) ),
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TQ_SLOT( slotTypeChanged( int ) ) );
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}
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void PMSphereSweepEdit::createBottomWidgets( )
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{
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topLayout( )->addWidget( new TQLabel( i18n( "Spheres:" ), this ) );
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m_pPoints = new PMVectorListEdit( "x", "y", "z", "r", this );
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connect( m_pPoints, TQ_SIGNAL( dataChanged( ) ), TQ_SIGNAL( dataChanged( ) ) );
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connect( m_pPoints, TQ_SIGNAL( selectionChanged( ) ),
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TQ_SLOT( slotSelectionChanged( ) ) );
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TQHBoxLayout* hl = new TQHBoxLayout( topLayout( ) );
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hl->addWidget( m_pPoints, 2 );
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m_pAddAbove = new TQPushButton( this );
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m_pAddAbove->setPixmap( SmallIcon( "pmaddpointabove" ) );
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m_pAddBelow = new TQPushButton( this );
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m_pAddBelow->setPixmap( SmallIcon( "pmaddpoint" ) );
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m_pRemove = new TQPushButton( this );
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m_pRemove->setPixmap( SmallIcon( "pmremovepoint" ) );
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connect( m_pAddAbove, TQ_SIGNAL( clicked( ) ), TQ_SLOT( slotAddPointAbove( ) ) );
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connect( m_pAddBelow, TQ_SIGNAL( clicked( ) ), TQ_SLOT( slotAddPointBelow( ) ) );
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connect( m_pRemove, TQ_SIGNAL( clicked( ) ), TQ_SLOT( slotRemovePoint( ) ) );
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TQVBoxLayout* bl = new TQVBoxLayout( hl );
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bl->addWidget( m_pAddAbove );
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bl->addWidget( m_pAddBelow );
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bl->addWidget( m_pRemove );
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bl->addStretch( 1 );
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hl = new TQHBoxLayout( topLayout( ) );
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hl->addWidget( new TQLabel( i18n( "Tolerance" ), this ) );
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m_pTolerance = new PMFloatEdit( this );
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m_pTolerance->setValidation( true, 0, false, 0 );
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hl->addWidget( m_pTolerance );
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connect( m_pTolerance, TQ_SIGNAL( dataChanged( ) ), TQ_SIGNAL( dataChanged( ) ) );
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Base::createBottomWidgets( );
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}
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void PMSphereSweepEdit::displayObject( PMObject* o )
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{
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if( o->isA( "SphereSweep" ) )
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{
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bool readOnly = o->isReadOnly( );
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m_pDisplayedObject = ( PMSphereSweep* ) o;
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switch( m_pDisplayedObject->splineType( ) )
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{
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case PMSphereSweep::LinearSpline:
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m_pSplineType->setCurrentItem( 0 );
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break;
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case PMSphereSweep::BSpline:
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m_pSplineType->setCurrentItem( 1 );
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break;
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case PMSphereSweep::CubicSpline:
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m_pSplineType->setCurrentItem( 2 );
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break;
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}
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m_pSplineType->setEnabled( !readOnly );
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m_pTolerance->setValue( m_pDisplayedObject->tolerance( ) );
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m_pTolerance->setReadOnly( readOnly );
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m_pPoints->setReadOnly( readOnly );
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TQValueList<PMVector> points = m_pDisplayedObject->points( );
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TQValueList<double> radii = m_pDisplayedObject->radii( );
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TQValueListIterator<PMVector> pit = points.begin( );
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TQValueListIterator<double> rit = radii.begin( );
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for( ; pit != points.end( ) && rit != radii.end( ); ++pit, ++rit )
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{
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( *pit ).resize( 4 );
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( *pit )[3] = *rit;
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}
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m_pPoints->setVectors( points, true );
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updateControlPointSelection( );
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updatePointButtons( );
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Base::displayObject( o );
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}
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else
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kdError( PMArea ) << "PMSphereSweepEdit: Can't display object\n";
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}
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void PMSphereSweepEdit::updateControlPointSelection( )
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{
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/*
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PMControlPointList cp = part( )->activeControlPoints( );
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PMControlPointListIterator it( cp );
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int i;
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int np = cp.count( ) / 4;
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if( np == m_pPoints->size( ) )
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{
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m_pPoints->blockSelectionUpdates( true );
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bool sb = m_pPoints->signalsBlocked( );
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m_pPoints->blockSignals( true );
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m_pPoints->clearSelection( );
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for( i = 0; i < np; i++, ++it )
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if( ( *it )->selected( ) )
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m_pPoints->select( i );
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for( i = 0; i < np; i++, ++it )
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if( ( *it )->selected( ) )
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m_pPoints->select( i );
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m_pPoints->blockSignals( sb );
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m_pPoints->blockSelectionUpdates( false );
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}
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*/
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}
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void PMSphereSweepEdit::saveContents( )
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{
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if( m_pDisplayedObject )
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{
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TQValueList<PMVector> points = m_pPoints->vectors( );
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TQValueList<double> radii;
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TQValueListIterator<PMVector> pit = points.begin( );
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for( ; pit != points.end( ); ++pit )
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{
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radii.append( ( *pit )[3] );
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( *pit ).resize( 3 );
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}
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m_pDisplayedObject->setPoints( points );
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m_pDisplayedObject->setRadii( radii );
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switch( m_pSplineType->currentItem( ) )
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{
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case 0:
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m_pDisplayedObject->setSplineType( PMSphereSweep::LinearSpline );
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break;
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case 1:
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m_pDisplayedObject->setSplineType( PMSphereSweep::BSpline );
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break;
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case 2:
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m_pDisplayedObject->setSplineType( PMSphereSweep::CubicSpline );
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break;
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}
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m_pDisplayedObject->setTolerance( m_pTolerance->value( ) );
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Base::saveContents( );
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}
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}
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bool PMSphereSweepEdit::isDataValid( )
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{
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if( !m_pPoints->isDataValid( ) )
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return false;
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int np = m_pPoints->size( );
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switch( m_pSplineType->currentItem( ) )
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{
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case 0:
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if( np < 2 )
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{
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KMessageBox::error( this, i18n( "Linear splines need at least 2 points." ),
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i18n( "Error" ) );
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return false;
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}
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break;
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case 1:
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if( np < 4 )
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{
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KMessageBox::error( this, i18n( "B-splines need at least 4 points." ),
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i18n( "Error" ) );
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return false;
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}
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break;
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case 2:
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if( np < 4 )
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{
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KMessageBox::error( this, i18n( "Cubic splines need at least 4 points." ),
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i18n( "Error" ) );
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return false;
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}
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break;
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case 3:
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if( ( np < 4 ) || ( ( np % 4 ) != 0 ) )
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{
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KMessageBox::error( this, i18n( "Bezier splines need 4 points for each segment." ),
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i18n( "Error" ) );
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return false;
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}
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break;
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}
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return Base::isDataValid( );
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}
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void PMSphereSweepEdit::slotTypeChanged( int )
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{
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emit dataChanged( );
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}
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void PMSphereSweepEdit::slotAddPointAbove( )
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{
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int index = m_pPoints->currentRow( );
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if( index >= 0 )
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{
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TQValueList<PMVector> points = m_pPoints->vectors( );
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TQValueListIterator<PMVector> it = points.at( index );
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if( it != points.end( ) )
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{
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TQValueListIterator<PMVector> it2 = it;
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it2--;
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PMVector v;
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if( it2 == points.end( ) )
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v = *it;
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else
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v = ( *it + *it2 ) / 2;
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points.insert( it, v );
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m_pPoints->setVectors( points, true );
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updatePointButtons( );
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emit dataChanged( );
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emit sizeChanged( );
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}
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}
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}
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void PMSphereSweepEdit::slotAddPointBelow( )
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{
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int index = m_pPoints->currentRow( );
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if( index >= 0 )
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{
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TQValueList<PMVector> points = m_pPoints->vectors( );
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TQValueListIterator<PMVector> it = points.at( index );
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if( it != points.end( ) )
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{
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TQValueListIterator<PMVector> it2 = it;
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it2++;
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PMVector v;
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if( it2 == points.end( ) )
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v = *it;
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else
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v = ( *it + *it2 ) / 2;
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points.insert( it2, v );
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m_pPoints->setVectors( points, true );
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m_pPoints->setCurrentCell( index + 1, m_pPoints->currentColumn( ) );
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updatePointButtons( );
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emit dataChanged( );
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emit sizeChanged( );
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}
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}
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}
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void PMSphereSweepEdit::slotRemovePoint( )
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{
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int row = m_pPoints->currentRow( );
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if( row >= 0 )
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{
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TQValueList<PMVector> points = m_pPoints->vectors( );
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TQValueListIterator<PMVector> it = points.at( row );
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if( it != points.end( ) && points.size( ) > 1 )
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{
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points.remove( it );
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m_pPoints->setVectors( points, true );
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updatePointButtons( );
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emit dataChanged( );
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emit sizeChanged( );
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}
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}
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}
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void PMSphereSweepEdit::slotSelectionChanged( )
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{
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/*
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PMControlPointList cp = part( )->activeControlPoints( );
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PMControlPointListIterator it( cp );
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int np = cp.count( ) / 2;
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int i;
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if( np == m_pPoints->size( ) )
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{
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for( i = 0; i < np; i++, ++it )
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( *it )->setSelected( m_pPoints->isSelected( i ) );
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for( i = 0; i < np; i++, ++it )
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( *it )->setSelected( m_pPoints->isSelected( i ) );
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emit controlPointSelectionChanged( );
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}
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*/
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updatePointButtons( );
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}
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void PMSphereSweepEdit::updatePointButtons( )
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{
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int row = m_pPoints->currentRow( );
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m_pAddAbove->setEnabled( row >= 0 );
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m_pAddBelow->setEnabled( row >= 0 );
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m_pRemove->setEnabled( row >= 0 && m_pPoints->size( ) > 2 );
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}
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#include "pmspheresweepedit.moc"
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