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/*
**************************************************************************
                                 description
                             --------------------
    copyright            : (C) 2000-2002 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 "pmtranslate.h"
#include "pmtranslateedit.h"

#include "pmxmlhelper.h"
#include "pmmemento.h"
#include "pmtranslatecontrolpoint.h"

#include <klocale.h>

const PMVector moveDefault = PMVector( 0.0, 0.0, 0.0 );

PMDefinePropertyClass( PMTranslate, PMTranslateProperty );

PMMetaObject* PMTranslate::s_pMetaObject = 0;
PMObject* createNewTranslate( PMPart* part )
{
   return new PMTranslate( part );
}

PMTranslate::PMTranslate( PMPart* part )
      : Base( part )
{
}

PMTranslate::PMTranslate( const PMTranslate& t )
      : Base( t )
{
   m_move = t.m_move;
}

PMTranslate::~PMTranslate( )
{
}

TQString PMTranslate::description( ) const
{
   return i18n( "translate" );
}

void PMTranslate::serialize( TQDomElement& e, TQDomDocument& /*doc*/ ) const
{
   e.setAttribute( "value", m_move.serializeXML( ) );
}

void PMTranslate::readAttributes( const PMXMLHelper& h )
{
   m_move = h.vectorAttribute( "value", moveDefault );
}

PMMetaObject* PMTranslate::metaObject( ) const
{
   if( !s_pMetaObject )
   {
      s_pMetaObject = new PMMetaObject( "Translate", Base::metaObject( ),
                                        createNewTranslate );
      s_pMetaObject->addProperty(
         new PMTranslateProperty( "translation", &PMTranslate::setTranslation, &PMTranslate::translation ) );
   }
   return s_pMetaObject;
}

void PMTranslate::cleanUp( ) const
{
   if( s_pMetaObject )
   {
      delete s_pMetaObject;
      s_pMetaObject = 0;
   }
   Base::cleanUp( );
}

void PMTranslate::setTranslation( const PMVector& p )
{
   if( p != m_move )
   {
      if( m_pMemento )
      {
         m_pMemento->addData( s_pMetaObject, PMTranslationID, m_move );
         m_pMemento->setViewStructureChanged( );
      }
      m_move = p;
      m_move.resize( 3 );
   }
}

PMDialogEditBase* PMTranslate::editWidget( TQWidget* parent ) const
{
   return new PMTranslateEdit( parent );
}

void PMTranslate::restoreMemento( PMMemento* s )
{
   PMMementoDataIterator it( s );
   PMMementoData* data;

   for( ; it.current( ); ++it )
   {
      data = it.current( );
      if( data->objectType( ) == s_pMetaObject )
      {
         switch( data->valueID( ) )
         {
            case PMTranslationID:
               setTranslation( data->vectorData( ) );
               break;
            default:
               kdError( PMArea ) << "Wrong ID in PMTranslate::restoreMemento\n";
               break;
         }
      }
   }
   Base::restoreMemento( s );
}

PMMatrix PMTranslate::transformationMatrix( ) const
{
   return PMMatrix::translation( m_move[0], m_move[1], m_move[2] );
}

void PMTranslate::controlPoints( PMControlPointList& list )
{
   list.append( new PMTranslateControlPoint( m_move, PMTranslationID ) );
}

void PMTranslate::controlPointsChanged( PMControlPointList& list )
{
   PMControlPoint* p;

   for( p = list.first( ); p; p = list.next( ) )
   {
      if( p->changed( ) )
      {
         switch( p->id( ) )
         {
            case PMTranslationID:
               setTranslation( ( ( PMTranslateControlPoint* ) p )->translation( ) );
               break;
            default:
               kdError( PMArea ) << "Wrong ID in PMTranslate::controlPointsChanged\n";
               break;
         }
      }
   }
}