-// Copyright (C) 2007-2015 CEA/DEN, EDF R&D, OPEN CASCADE
-//
-// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
-//
+// Copyright (C) 2014-2015 EDF-R&D
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
-#include <HYDROGUI_Module.h>
#include <HYDROGUI_ProfileInterpolateOp.h>
-#include <HYDROGUI_ProfileDlg.h>
-#include <HYDROGUI_Tool.h>
-#include <HYDROGUI_UpdateFlags.h>
-#include <HYDROGUI_DataObject.h>
-#include <HYDROData_Document.h>
+
+#include "HYDROGUI_Tool.h"
+#include "HYDROGUI_Module.h"
+#include "HYDROGUI_DataObject.h"
+#include "HYDROGUI_UpdateFlags.h"
+#include "HYDROGUI_ProfileInterpolateDlg.h"
+
+#include <HYDROData_Stream.h>
#include <HYDROData_Profile.h>
-#include <HYDROGUI_CurveCreatorProfile.h>
-#include <CurveCreator_Displayer.hxx>
+#include <HYDROData_Document.h>
+#include <HYDROData_ProfileUZ.h>
+#include <HYDROData_IPolyline.h>
+#include <HYDROData_PolylineXY.h>
+#include <HYDROData_InterpolatorsFactory.h>
+#include <HYDROData_IProfilesInterpolator.h>
#include <LightApp_Application.h>
#include <LightApp_SelectionMgr.h>
#include <LightApp_UpdateFlags.h>
-#include <OCCViewer_ViewManager.h>
#include <OCCViewer_ViewModel.h>
+#include <OCCViewer_ViewPort3d.h>
#include <OCCViewer_ViewWindow.h>
-
+#include <OCCViewer_ViewManager.h>
#include <OCCViewer_AISSelector.h>
-#include <Precision.hxx>
+#include <AIS_ListOfInteractive.hxx>
+#include <AIS_ListIteratorOfListOfInteractive.hxx>
+
+#include <BRep_Builder.hxx>
+#include <TopoDS_Compound.hxx>
-//static int ZValueIncrement = 0;
+#include <QMessageBox>
-HYDROGUI_ProfileInterpolateOp::HYDROGUI_ProfileInterpolateOp( HYDROGUI_Module* theModule, bool theIsEdit )
-: HYDROGUI_Operation( theModule ), myIsEdit(theIsEdit), myProfile(NULL)
+HYDROGUI_ProfileInterpolateOp::HYDROGUI_ProfileInterpolateOp( HYDROGUI_Module* theModule )
+ : HYDROGUI_Operation( theModule )
{
- setName( theIsEdit ? tr( "EDIT_PROFILE" ) : tr( "CREATE_PROFILE" ) );
+ setName( tr( "PROFILE_INTERPOLATION" ) );
}
HYDROGUI_ProfileInterpolateOp::~HYDROGUI_ProfileInterpolateOp()
{
- erasePreview();
}
-/**
- * Redirect the delete action to input panel
- */
-void HYDROGUI_ProfileInterpolateOp::deleteSelected()
+void HYDROGUI_ProfileInterpolateOp::startOperation()
{
- HYDROGUI_ProfileDlg* aPanel = (HYDROGUI_ProfileDlg*)inputPanel();
- aPanel->deleteSelected();
+ HYDROGUI_Operation::startOperation();
+
+ if ( isApplyAndClose() )
+ {
+ HYDROGUI_ProfileInterpolateDlg* aPanel = ::qobject_cast<HYDROGUI_ProfileInterpolateDlg*>( inputPanel() );
+ if ( aPanel )
+ {
+ aPanel->reset();
+ aPanel->setInterpolators( interpolators() );
+ }
+ }
}
-/**
- * Checks whether there are some to delete
- */
-bool HYDROGUI_ProfileInterpolateOp::deleteEnabled()
+void HYDROGUI_ProfileInterpolateOp::abortOperation()
{
- HYDROGUI_ProfileDlg* aPanel = (HYDROGUI_ProfileDlg*)inputPanel();
- return aPanel->deleteEnabled();
+ if ( !myPreview.IsNull() )
+ {
+ HYDROGUI_ProfileInterpolateDlg* aDlg = new HYDROGUI_ProfileInterpolateDlg( module(), getName() );
+ if ( aDlg && !aDlg->getAISContext().IsNull() )
+ {
+ aDlg->getAISContext()->Remove( myPreview, false );
+ myPreview.Nullify();
+ }
+ }
+
+ HYDROGUI_Operation::abortOperation();
}
-void HYDROGUI_ProfileInterpolateOp::startOperation()
+void HYDROGUI_ProfileInterpolateOp::commitOperation()
{
- if( myProfile )
- delete myProfile;
+ if ( !myPreview.IsNull() )
+ {
+ HYDROGUI_ProfileInterpolateDlg* aDlg = new HYDROGUI_ProfileInterpolateDlg( module(), getName() );
+ if ( aDlg && !aDlg->getAISContext().IsNull() )
+ {
+ aDlg->getAISContext()->Remove( myPreview, false );
+ myPreview.Nullify();
+ }
+ }
- myProfile = new HYDROGUI_CurveCreatorProfile();
+ HYDROGUI_Operation::commitOperation();
+}
+
+HYDROGUI_InputPanel* HYDROGUI_ProfileInterpolateOp::createInputPanel() const
+{
+ HYDROGUI_ProfileInterpolateDlg* aDlg = new HYDROGUI_ProfileInterpolateDlg( module(), getName() );
- HYDROGUI_Operation::startOperation();
+ connect( aDlg, SIGNAL( riverChanged( const QString& ) ), this, SLOT( onRiverChanged( const QString& ) ) );
+ connect( aDlg, SIGNAL( interpolatorChanged( const QString& ) ), this, SLOT( onInterpolatorChanged( const QString& ) ) );
+ connect( aDlg, SIGNAL( interpolatorParametersChanged( const QString& ) ), this, SLOT( updatePreview() ) );
+ connect( aDlg, SIGNAL( profileNumberChanged( int ) ), this, SLOT( updatePreview() ) );
+ connect( aDlg, SIGNAL( profileStartChanged( const QString& ) ), this, SLOT( updatePreview() ) );
+ connect( aDlg, SIGNAL( profileFinishChanged( const QString& ) ), this, SLOT( updatePreview() ) );
- HYDROGUI_ProfileDlg* aPanel = (HYDROGUI_ProfileDlg*)inputPanel();
- aPanel->reset();
+ return aDlg;
+}
- if( myIsEdit )
- myEditedObject = Handle(HYDROData_Profile)::DownCast( HYDROGUI_Tool::GetSelectedObject( module() ) );
+bool HYDROGUI_ProfileInterpolateOp::processApply( int& theUpdateFlags, QString& theErrorMsg,
+ QStringList& theBrowseObjectsEntries )
+{
+ HYDROGUI_ProfileInterpolateDlg* aDlg = ::qobject_cast<HYDROGUI_ProfileInterpolateDlg*>( inputPanel() );
+ if ( !aDlg )
+ return false;
- QString aProfileName;
- if( !myEditedObject.IsNull() )
- {
- Handle(HYDROData_ProfileUZ) aProfileUZ = myEditedObject->GetProfileUZ( false );
- if ( !aProfileUZ.IsNull() )
+ QString errMessage;
+ HYDROData_IProfilesInterpolator* anIterp = interpolator( aDlg->interpolator() );
+ if ( anIterp )
{
- CurveCreator::Coordinates aCurveCoords;
- CurveCreator::SectionsMap aSectionsMap;
+ updateInterpolator( anIterp );
+ Handle(HYDROData_Stream) aRiver = Handle(HYDROData_Stream)::DownCast( HYDROGUI_Tool::FindObjectByName( module(), aDlg->river(), KIND_STREAM ) );
+ if ( !aRiver.IsNull() )
+ {
+ startDocOperation();
+ aRiver->Interpolate( anIterp );
+ if ( anIterp->GetErrorCode() == OK )
+ commitDocOperation();
+ else
+ {
+ errMessage = tr( "CALCULATE_ERROR" ), QString( HYDROGUI_Tool::ToQString( anIterp->GetErrorMessage() ) );
+ abortDocOperation();
+ }
+ }
+ else
+ errMessage = tr( "CANT_GET_STREAM_OBJECT" ).arg( aDlg->river() );
+
+ if ( !errMessage.isEmpty() )
+ QMessageBox::critical( aDlg->topLevelWidget(), tr( "INTERPOLATION_ERROR" ), errMessage, QMessageBox::Ok );
+ else
+ commit();
+ }
- HYDROData_ProfileUZ::PointsList aSectPointsList = aProfileUZ->GetPoints();
- CurveCreator::PosPointsList aPoints;
- for ( int k = 1, aNbPoints = aSectPointsList.Size(); k <= aNbPoints; ++k )
- {
- const HYDROData_ProfileUZ::Point& aSectPoint = aSectPointsList.Value( k );
- aCurveCoords.clear();
- aCurveCoords.push_back( aSectPoint.X() );
- aCurveCoords.push_back( aSectPoint.Y() );
+ bool res = errMessage.isEmpty();
- CurveCreator_PosPoint* aPosPoint = new CurveCreator_PosPoint( k, aCurveCoords );
- aPoints.push_back( aPosPoint );
- }
+ if ( res )
+ theUpdateFlags = UF_Model | UF_OCCViewer | UF_OCC_Forced | UF_VTKViewer;
- aSectionsMap[0] = aPoints;
- myProfile->addPointsInternal( aSectionsMap );
+ return res;
+}
- HYDROData_ProfileUZ::SectionType aSectType = aProfileUZ->GetSectionType( 0 );
+void HYDROGUI_ProfileInterpolateOp::updatePreview()
+{
+ HYDROGUI_ProfileInterpolateDlg* aDlg = ::qobject_cast<HYDROGUI_ProfileInterpolateDlg*>( inputPanel() );
+ if ( !aDlg )
+ return;
- CurveCreator::SectionType aCurveType = CurveCreator::Polyline;
- if( aSectType == HYDROData_ProfileUZ::SECTION_SPLINE )
- aCurveType = CurveCreator::Spline;
+ Handle(AIS_InteractiveContext) aCtx = aDlg->getAISContext();
+ if ( aCtx.IsNull() )
+ return;
- myProfile->setSectionType( 0, aCurveType );
- }
+ if ( !myPreview.IsNull() )
+ aCtx->Remove( myPreview, false );
- aProfileName = myEditedObject->GetName();
- }
- else
- {
- aProfileName = HYDROGUI_Tool::GenerateObjectName( module(), tr( "DEFAULT_PROFILE_NAME" ) );
- }
+ myPreview.Nullify();
- aPanel->setProfileName( aProfileName );
- aPanel->setProfile( myProfile );
- displayPreview();
+ HYDROData_IProfilesInterpolator* anIterp = interpolator( aDlg->interpolator() );
+ if ( anIterp )
+ {
+ updateInterpolator( anIterp );
+ anIterp->Calculate();
+ if ( anIterp->GetErrorCode() == OK )
+ {
+ TopoDS_Shape aShape = previewShape( anIterp );
+ if ( !aShape.IsNull() )
+ {
+ myPreview = new AIS_Shape( aShape );
+ myPreview->SetColor( Quantity_NOC_RED );
+ aCtx->Display( myPreview, 1, -1, false );
+ }
+ }
+ }
+
+ aCtx->UpdateCurrentViewer();
}
-void HYDROGUI_ProfileInterpolateOp::abortOperation()
+void HYDROGUI_ProfileInterpolateOp::updateInterpolator( HYDROData_IProfilesInterpolator* theInt )
{
- erasePreview();
+ HYDROGUI_ProfileInterpolateDlg* aDlg = ::qobject_cast<HYDROGUI_ProfileInterpolateDlg*>( inputPanel() );
+ if ( !aDlg || !theInt )
+ return;
+
+ theInt->Reset();
+ theInt->SetResultProfilesNumber( aDlg->profileNumber() );
+ theInt->SetProfiles( profile( aDlg->profileStart() ), profile( aDlg->profileFinish() ) );
+ ParamsList aParams = parameters( aDlg->interpolatorParameters() );
+ for ( ParamsList::Iterator it = aParams.begin(); it != aParams.end(); ++it ) {
+ theInt->SetParameter( HYDROGUI_Tool::ToAsciiString( (*it).first ),
+ HYDROGUI_Tool::ToAsciiString( (*it).second ) );
+ }
+}
- HYDROGUI_Operation::abortOperation();
+HYDROData_Profile::ProfilePoints HYDROGUI_ProfileInterpolateOp::profile( const QString& theName ) const
+{
+ HYDROData_Profile::ProfilePoints aPoints;
+ Handle(HYDROData_Profile) aProf = Handle(HYDROData_Profile)::DownCast( HYDROGUI_Tool::FindObjectByName( module(), theName, KIND_PROFILE ) );
+ if ( !aProf.IsNull() )
+ {
+ aPoints = aProf->GetProfilePoints();
+ }
+ return aPoints;
}
-void HYDROGUI_ProfileInterpolateOp::commitOperation()
+HYDROGUI_ProfileInterpolateOp::ParamsList HYDROGUI_ProfileInterpolateOp::parameters( const QString& theStr ) const
{
- erasePreview();
+ // Regular expression for parsing parameters string of kind: <param_name> <param_value> <param_name> <param_value> ..."
+ // QRegExp rx( "([A-Za-z_\\d]+)\\s+([A-Za-z_\\d]+)\\s*" );
+
+ // Regular expression for parsing parameters string of kind: <param_name> = <param_value> <param_name> = <param_value> ..."
+ QRegExp rx( "([A-Za-z_\\d]+)\\s*=\\s*([A-Za-z_\\d]+)\\s*" );
+
+ ParamsList aParamList;
+ for ( int i = 0; i >= 0; )
+ {
+ i = rx.indexIn( theStr, i );
+ if ( i >= 0 )
+ {
+ aParamList.append( QPair<QString, QString>( rx.cap( 1 ), rx.cap( 2 ) ) );
+ i += rx.matchedLength();
+ }
+ }
- HYDROGUI_Operation::commitOperation();
+ return aParamList;
}
-HYDROGUI_InputPanel* HYDROGUI_ProfileInterpolateOp::createInputPanel() const
+QString HYDROGUI_ProfileInterpolateOp::parameters( const ParamsList& theParamList ) const
{
- HYDROGUI_ProfileDlg* aDlg = new HYDROGUI_ProfileDlg( module(), getName() );
- return aDlg;
+ QStringList paramList;
+ for ( ParamsList::const_iterator it = theParamList.begin(); it != theParamList.end(); ++it )
+ paramList.append( QString( "%1 = %2" ).arg( (*it).first ).arg( (*it).second ) );
+ return paramList.join( " " );
}
-bool HYDROGUI_ProfileInterpolateOp::processApply( int& theUpdateFlags,
- QString& theErrorMsg,
- QStringList& theBrowseObjectsEntries )
+QStringList HYDROGUI_ProfileInterpolateOp::interpolators() const
{
- HYDROGUI_ProfileDlg* aPanel = ::qobject_cast<HYDROGUI_ProfileDlg*>( inputPanel() );
- if ( !aPanel )
- return false;
-
- QString aProfileName = aPanel->getProfileName().simplified();
- if ( aProfileName.isEmpty() )
- {
- theErrorMsg = tr( "INCORRECT_OBJECT_NAME" );
- return false;
- }
-
- if( !myIsEdit || ( !myEditedObject.IsNull() && myEditedObject->GetName() != aProfileName ) )
- {
- // check that there are no other objects with the same name in the document
- Handle(HYDROData_Entity) anObject = HYDROGUI_Tool::FindObjectByName( module(), aProfileName );
- if( !anObject.IsNull() )
+ HYDROData_InterpolatorsFactory* anIFactory = 0;
+ Handle(HYDROData_Document) aDoc = doc();
+ if ( !aDoc.IsNull() )
+ anIFactory = aDoc->GetInterpolatorsFactory();
+
+ QStringList aNames;
+ if ( anIFactory )
{
- theErrorMsg = tr( "OBJECT_EXISTS_IN_DOCUMENT" ).arg( aProfileName );
- return false;
+ NCollection_Sequence<TCollection_AsciiString> iNames = anIFactory->GetInterpolatorNames();
+ for ( int i = 1, n = iNames.Size(); i <= n; ++i ) {
+ const TCollection_AsciiString& anInterpName = iNames.Value( i );
+ aNames.append( HYDROGUI_Tool::ToQString( anInterpName ) );
+ }
}
- }
-
- Handle(HYDROData_Profile) aProfileObj;
- if( myIsEdit ){
- aProfileObj = myEditedObject;
- }
- else{
- aProfileObj = Handle(HYDROData_Profile)::DownCast( doc()->CreateObject( KIND_PROFILE ) );
- }
-
- if( aProfileObj.IsNull() )
- return false;
-
- Handle(HYDROData_ProfileUZ) aProfileUZ = aProfileObj->GetProfileUZ();
- if ( aProfileUZ.IsNull() )
- return false;
-
- aProfileObj->SetName(aProfileName);
-
- HYDROData_ProfileUZ::PointsList aProfileParamPoints;
-
- CurveCreator::Coordinates aCurveCoords = myProfile->getPoints( 0 );
- if ( aCurveCoords.size() <= 2 )
- {
- theErrorMsg = tr( "NUMBER_OF_PROFILE_POINTS_INCORRECT" );
- return false;
- }
-
- for ( int k = 0 ; k + 1 < aCurveCoords.size() ; k++ )
- {
- HYDROData_ProfileUZ::Point aProfileParamPoint;
-
- aProfileParamPoint.SetX( aCurveCoords.at( k ) );
- k++;
- aProfileParamPoint.SetY( aCurveCoords.at( k ) );
-
- aProfileParamPoints.Append( aProfileParamPoint );
- }
- aProfileObj->SetParametricPoints( aProfileParamPoints );
-
- HYDROData_ProfileUZ::SectionType aSectType = HYDROData_ProfileUZ::SECTION_POLYLINE;
- if ( myProfile->getSectionType( 0 ) == CurveCreator::Spline )
- aSectType = HYDROData_ProfileUZ::SECTION_SPLINE;
-
- aProfileUZ->SetSectionType( 0, aSectType );
-
- if ( !myIsEdit )
- {
- aProfileObj->SetBorderColor( HYDROData_Profile::DefaultBorderColor() );
- }
-
- // At first we update the child u,z profile object
- aProfileUZ->SetToUpdate( true );
- aProfileUZ->Update();
-
- // And now we update our edited object
- aProfileObj->Update();
- module()->setIsToUpdate( aProfileObj );
-
- theUpdateFlags = UF_Model;
- if ( myIsEdit )
- theUpdateFlags |= UF_OCCViewer | UF_OCC_Forced | UF_VTKViewer;
- else
- {
- QString anEntry = HYDROGUI_DataObject::dataObjectEntry( aProfileObj );
- theBrowseObjectsEntries.append( anEntry );
- }
-
- return true;
+
+ return aNames;
+}
+
+HYDROData_IProfilesInterpolator* HYDROGUI_ProfileInterpolateOp::interpolator( const QString& theName ) const
+{
+ HYDROData_InterpolatorsFactory* anIFactory = 0;
+ Handle(HYDROData_Document) aDoc = doc();
+ if ( !aDoc.IsNull() )
+ anIFactory = aDoc->GetInterpolatorsFactory();
+
+ HYDROData_IProfilesInterpolator* aRes = 0;
+ if ( anIFactory )
+ aRes = anIFactory->GetInterpolator( HYDROGUI_Tool::ToAsciiString( theName ) );
+ return aRes;
}
-void HYDROGUI_ProfileInterpolateOp::displayPreview()
+TopoDS_Shape HYDROGUI_ProfileInterpolateOp::previewShape( HYDROData_IProfilesInterpolator* theInterp ) const
{
- HYDROGUI_ProfileDlg* aPanel = dynamic_cast<HYDROGUI_ProfileDlg*>( inputPanel() );
- if( aPanel )
- {
- Handle(AIS_InteractiveContext) aCtx = aPanel->getAISContext();
- if( !aCtx.IsNull() )
+ TopoDS_Compound aPreviewShape;
+ if ( theInterp )
{
- CurveCreator_Displayer* aDisplayer = new CurveCreator_Displayer( aCtx );
- myProfile->setDisplayer( aDisplayer );
- aDisplayer->display( myProfile->getAISObject( true ), true );
+ BRep_Builder aBuilder;
+ aBuilder.MakeCompound( aPreviewShape );
+ for ( int i = 0; i < theInterp->GetCalculatedProfilesNumber(); i++ )
+ {
+ NCollection_Sequence<gp_XYZ> pointSeq = theInterp->GetResultProfilePoints( i );
+
+ TopoDS_Shape aWire = HYDROData_PolylineXY::BuildWire( HYDROData_IPolyline::SECTION_SPLINE, false, pointSeq );
+ if ( !aWire.IsNull() )
+ aBuilder.Add( aPreviewShape, aWire );
+ }
}
- }
+
+ return aPreviewShape;
+}
+
+void HYDROGUI_ProfileInterpolateOp::onInterpolatorChanged( const QString& theInterpName )
+{
+ HYDROGUI_ProfileInterpolateDlg* aPanel = dynamic_cast<HYDROGUI_ProfileInterpolateDlg*>( inputPanel() );
+ HYDROData_IProfilesInterpolator* anInterp = interpolator( theInterpName );
+ if ( !aPanel || !anInterp )
+ return;
+
+ aPanel->setInterpolatorDescription( HYDROGUI_Tool::ToQString( anInterp->GetDescription() ) );
+
+ updatePreview();
}
-void HYDROGUI_ProfileInterpolateOp::erasePreview()
+void HYDROGUI_ProfileInterpolateOp::onRiverChanged( const QString& theRiver )
{
- HYDROGUI_ProfileDlg* aPanel = dynamic_cast<HYDROGUI_ProfileDlg*>( inputPanel() );
- CurveCreator_Displayer* aDisplayer = myProfile ? myProfile->getDisplayer() : 0;
- if( aPanel && aDisplayer )
- {
- Handle(AIS_InteractiveContext) aCtx = aPanel->getAISContext();
- if( !aCtx.IsNull() )
+ HYDROGUI_ProfileInterpolateDlg* aDlg = ::qobject_cast<HYDROGUI_ProfileInterpolateDlg*>( inputPanel() );
+ if ( !aDlg )
+ return;
+
+ Handle(AIS_InteractiveContext) aCtx = aDlg->getAISContext();
+ if ( !aCtx.IsNull() )
{
- aDisplayer->eraseAll( true );
+ AIS_ListOfInteractive aList;
+ aCtx->DisplayedObjects( aList );
+ for ( AIS_ListIteratorOfListOfInteractive it( aList ); it.More(); it.Next() )
+ {
+ Handle(AIS_Shape) anObj = Handle(AIS_Shape)::DownCast( it.Value() );
+ if ( !anObj.IsNull() )
+ aCtx->Remove( anObj, false );
+ }
+
+ Handle(HYDROData_Stream) aStream = Handle(HYDROData_Stream)::DownCast( HYDROGUI_Tool::FindObjectByName( module(), theRiver, KIND_STREAM ) );
+ if ( !aStream.IsNull() )
+ {
+ HYDROData_SequenceOfObjects aSeq = aStream->GetProfiles();
+ for ( int i = aSeq.Lower(); i <= aSeq.Upper(); i++ )
+ {
+ Handle(HYDROData_Profile) aProfile = Handle(HYDROData_Profile)::DownCast( aSeq.Value( i ) );
+ if ( !aProfile.IsNull() )
+ {
+ Handle(AIS_Shape) aPrs = new AIS_Shape( aProfile->GetShape3D() );
+ aPrs->SetOwner( aProfile );
+ aPrs->SetColor( Quantity_NOC_BLACK );
+ aCtx->Display( aPrs, 1, 0, false );
+ }
+ }
+ OCCViewer_ViewManager* vm = aDlg->viewManager();
+ if ( vm )
+ {
+ QVector<SUIT_ViewWindow*> winList = vm->getViews();
+ for ( QVector<SUIT_ViewWindow*>::iterator it = winList.begin(); it != winList.end(); ++it )
+ {
+ OCCViewer_ViewWindow* occWin = ::qobject_cast<OCCViewer_ViewWindow*>( *it );
+ if ( occWin )
+ {
+ OCCViewer_ViewPort3d* vp = occWin->getViewPort();
+ if ( vp )
+ vp->fitAll();
+ }
+ }
+ }
+ }
}
- }
+ updatePreview();
}
