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125 lines
3.7 KiB
125 lines
3.7 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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**************************************************************************
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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 "pmplaneedit.h"
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#include "pmplane.h"
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#include "pmvectoredit.h"
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#include "pmlineedits.h"
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#include <tqlayout.h>
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#include <tqlabel.h>
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#include <tqpushbutton.h>
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#include <tqcheckbox.h>
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#include <tdelocale.h>
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#include <tdemessagebox.h>
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PMPlaneEdit::PMPlaneEdit( 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 PMPlaneEdit::createTopWidgets( )
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{
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Base::createTopWidgets( );
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TQHBoxLayout* layout;
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m_pNormal = new PMVectorEdit( "x", "y", "z", this );
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m_pDistance = new PMFloatEdit( this );
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layout = new TQHBoxLayout( topLayout( ) );
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layout->addWidget( new TQLabel( i18n( "Normal:" ), this ) );
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layout->addWidget( m_pNormal );
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layout = new TQHBoxLayout( topLayout( ) );
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layout->addWidget( new TQLabel( i18n( "Distance:" ), this ) );
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layout->addWidget( m_pDistance );
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layout->addStretch( 1 );
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TQPushButton* nb = new TQPushButton( i18n( "Normalize" ), this );
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layout = new TQHBoxLayout( topLayout( ) );
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layout->addWidget( nb );
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layout->addStretch( 1 );
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connect( m_pNormal, TQ_SIGNAL( dataChanged( ) ), TQ_SIGNAL( dataChanged( ) ) );
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connect( m_pDistance, TQ_SIGNAL( dataChanged( ) ), TQ_SIGNAL( dataChanged( ) ) );
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connect( nb, TQ_SIGNAL( clicked( ) ), TQ_SLOT( slotNormalize( ) ) );
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}
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void PMPlaneEdit::slotNormalize( )
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{
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PMVector normal = m_pNormal->vector( );
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double distance = m_pDistance->value( );
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double l = normal.abs( );
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if( !approxZero( l ) )
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{
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m_pNormal->setVector( normal / l );
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m_pDistance->setValue( distance * l );
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}
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}
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void PMPlaneEdit::displayObject( PMObject* o )
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{
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if( o->isA( "Plane" ) )
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{
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bool readOnly = o->isReadOnly( );
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m_pDisplayedObject = ( PMPlane* ) o;
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m_pNormal->setVector( m_pDisplayedObject->normal( ) );
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m_pDistance->setValue( m_pDisplayedObject->distance( ) );
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m_pNormal->setReadOnly( readOnly );
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m_pDistance->setReadOnly( readOnly );
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Base::displayObject( o );
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}
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else
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kdError( PMArea ) << "PMPlaneEdit: Can't display object\n";
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}
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void PMPlaneEdit::saveContents( )
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{
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if( m_pDisplayedObject )
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{
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Base::saveContents( );
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m_pDisplayedObject->setNormal( m_pNormal->vector( ) );
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m_pDisplayedObject->setDistance( m_pDistance->value( ) );
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}
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}
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bool PMPlaneEdit::isDataValid( )
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{
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if( m_pNormal->isDataValid( ) )
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{
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if( approxZero( m_pNormal->vector( ).abs( ) ) )
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{
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KMessageBox::error( this, i18n( "The normal vector may not be a "
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"null vector." ),
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i18n( "Error" ) );
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return false;
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}
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if( m_pDistance->isDataValid( ) )
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return Base::isDataValid( );
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}
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return false;
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}
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#include "pmplaneedit.moc"
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