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occt/src/MeshVS/MeshVS_MeshOwner.cxx

216 lines
7.2 KiB
C++

// Created on: 2007-01-25
// Created by: Sergey KOCHETKOV
// Copyright (c) 2007-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <MeshVS_DataSource.hxx>
#include <MeshVS_Mesh.hxx>
#include <MeshVS_MeshOwner.hxx>
#include <PrsMgr_PresentationManager.hxx>
#include <PrsMgr_PresentationManager.hxx>
#include <SelectMgr_SelectableObject.hxx>
#include <Standard_Type.hxx>
#include <TColStd_HPackedMapOfInteger.hxx>
#include <TColStd_MapIteratorOfPackedMapOfInteger.hxx>
IMPLEMENT_STANDARD_RTTIEXT(MeshVS_MeshOwner,SelectMgr_EntityOwner)
#ifndef MeshVS_PRSBUILDERHXX
#include <MeshVS_PrsBuilder.hxx>
#endif
//================================================================
// Function : Constructor MeshVS_MeshOwner
// Purpose :
//================================================================
MeshVS_MeshOwner::MeshVS_MeshOwner (const SelectMgr_SelectableObject* theSelObj,
const Handle(MeshVS_DataSource)& theDS,
const Standard_Integer thePriority)
: SelectMgr_EntityOwner ( theSelObj, thePriority )
{
myLastID = -1;
if( !theDS.IsNull() )
myDataSource = theDS;
}
//================================================================
// Function : GetDataSource
// Purpose :
//================================================================
const Handle(MeshVS_DataSource)& MeshVS_MeshOwner::GetDataSource () const
{
return myDataSource;
}
//================================================================
// Function : GetSelectedNodes
// Purpose :
//================================================================
const Handle(TColStd_HPackedMapOfInteger)& MeshVS_MeshOwner::GetSelectedNodes () const
{
return mySelectedNodes;
}
//================================================================
// Function : GetSelectedElements
// Purpose :
//================================================================
const Handle(TColStd_HPackedMapOfInteger)& MeshVS_MeshOwner::GetSelectedElements () const
{
return mySelectedElems;
}
//================================================================
// Function : AddSelectedEntities
// Purpose :
//================================================================
void MeshVS_MeshOwner::AddSelectedEntities (const Handle(TColStd_HPackedMapOfInteger)& Nodes,
const Handle(TColStd_HPackedMapOfInteger)& Elems)
{
if( mySelectedNodes.IsNull() )
mySelectedNodes = Nodes;
else if( !Nodes.IsNull() )
mySelectedNodes->ChangeMap().Unite( Nodes->Map() );
if( mySelectedElems.IsNull() )
mySelectedElems = Elems;
else if( !Elems.IsNull() )
mySelectedElems->ChangeMap().Unite( Elems->Map() );
}
//================================================================
// Function : ClearSelectedEntities
// Purpose :
//================================================================
void MeshVS_MeshOwner::ClearSelectedEntities ()
{
mySelectedNodes.Nullify();
mySelectedElems.Nullify();
}
//================================================================
// Function : GetDetectedNodes
// Purpose :
//================================================================
const Handle(TColStd_HPackedMapOfInteger)& MeshVS_MeshOwner::GetDetectedNodes () const
{
return myDetectedNodes;
}
//================================================================
// Function : GetDetectedElements
// Purpose :
//================================================================
const Handle(TColStd_HPackedMapOfInteger)& MeshVS_MeshOwner::GetDetectedElements () const
{
return myDetectedElems;
}
//================================================================
// Function : SetDetectedEntities
// Purpose :
//================================================================
void MeshVS_MeshOwner::SetDetectedEntities (const Handle(TColStd_HPackedMapOfInteger)& Nodes,
const Handle(TColStd_HPackedMapOfInteger)& Elems)
{
myDetectedNodes = Nodes;
myDetectedElems = Elems;
if (IsSelected()) SetSelected (Standard_False);
}
//================================================================
// Function : HilightWithColor
// Purpose :
//================================================================
void MeshVS_MeshOwner::HilightWithColor (const Handle(PrsMgr_PresentationManager)& thePM,
const Handle(Prs3d_Drawer)& theStyle,
const Standard_Integer /*theMode*/)
{
Handle( SelectMgr_SelectableObject ) aSelObj;
if ( HasSelectable() )
aSelObj = Selectable();
if ( thePM->IsImmediateModeOn() && aSelObj->IsKind( STANDARD_TYPE( MeshVS_Mesh ) ) )
{
// Update last detected entity ID
Handle(TColStd_HPackedMapOfInteger) aNodes = GetDetectedNodes();
Handle(TColStd_HPackedMapOfInteger) aElems = GetDetectedElements();
if( !aNodes.IsNull() && aNodes->Map().Extent() == 1 )
{
TColStd_MapIteratorOfPackedMapOfInteger anIt( aNodes->Map() );
if( myLastID != anIt.Key() )
{
myLastID = anIt.Key();
}
}
else if( !aElems.IsNull() && aElems->Map().Extent() == 1 )
{
TColStd_MapIteratorOfPackedMapOfInteger anIt( aElems->Map() );
if( myLastID != anIt.Key() )
{
myLastID = anIt.Key();
}
}
// hilight detected entities
Handle( MeshVS_Mesh ) aMesh = Handle( MeshVS_Mesh )::DownCast ( aSelObj );
aMesh->HilightOwnerWithColor ( thePM, theStyle, this );
}
}
void MeshVS_MeshOwner::Unhilight (const Handle(PrsMgr_PresentationManager)& thePM, const Standard_Integer )
{
SelectMgr_EntityOwner::Unhilight (thePM);
Handle(TColStd_HPackedMapOfInteger) aNodes = GetDetectedNodes();
Handle(TColStd_HPackedMapOfInteger) aElems = GetDetectedElements();
if( ( !aNodes.IsNull() && !aNodes->Map().Contains( myLastID ) ) ||
( !aElems.IsNull() && !aElems->Map().Contains( myLastID ) ) )
return;
// Reset last detected ID
myLastID = -1;
}
Standard_Boolean MeshVS_MeshOwner::IsForcedHilight () const
{
Standard_Boolean aHilight = Standard_True;
Standard_Integer aKey = -1;
if( myLastID > 0 )
{
// Check the detected entity and
// allow to hilight it if it differs from the last detected entity <myLastID>
Handle(TColStd_HPackedMapOfInteger) aNodes = GetDetectedNodes();
if( !aNodes.IsNull() && aNodes->Map().Extent() == 1 )
{
TColStd_MapIteratorOfPackedMapOfInteger anIt( aNodes->Map() );
aKey = anIt.Key();
if( myLastID == aKey )
{
aHilight = Standard_False;
}
}
Handle(TColStd_HPackedMapOfInteger) aElems = GetDetectedElements();
if( !aElems.IsNull() && aElems->Map().Extent() == 1 )
{
TColStd_MapIteratorOfPackedMapOfInteger anIt( aElems->Map() );
aKey = anIt.Key();
if( myLastID == aKey )
{
aHilight = Standard_False;
}
}
}
return aHilight;
}