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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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// last modified by SRN 01/08/2000
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#include <TPrsStd_NamedShapeDriver.ixx>
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#include <TDF_Label.hxx>
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#include <TNaming_NamedShape.hxx>
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#include <AIS_Shape.hxx>
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#include <AIS_InteractiveContext.hxx>
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#include <TDataStd.hxx>
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#include <Standard_GUID.hxx>
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#include <TPrsStd_DriverTable.hxx>
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#include <TNaming_Tool.hxx>
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#include <TopLoc_Location.hxx>
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#include <TColStd_ListOfInteger.hxx>
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#include <TColStd_ListIteratorOfListOfInteger.hxx>
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#include <PrsMgr_Presentation.hxx>
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#include <Prs3d_Presentation.hxx>
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#include <PrsMgr_Presentation3d.hxx>
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#include <PrsMgr_PresentationManager3d.hxx>
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#include <Geom_Transformation.hxx>
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#undef OPTIM_UPDATE // If this variable is defined there will be done
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// more otimized update of AIS_Shape. If an object was
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// erased in the viewer and it's location was changed
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// but topological data wasn't then when displayed only
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// the object's presentation will be moved to new location
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// without recompute. The shape in AIS_Shape will
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// be the previous one with the old location.
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// NOTE! After selection of sub shapes of the object
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// they will have THE OLD LOCATION and it has to be
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// compared with location of AIS_Shape that will contain
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// the right location of shape.
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//=======================================================================
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//function :
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//purpose :
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//=======================================================================
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TPrsStd_NamedShapeDriver::TPrsStd_NamedShapeDriver()
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{
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}
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//=======================================================================
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//function :
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//purpose :
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//=======================================================================
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Standard_Boolean TPrsStd_NamedShapeDriver::Update (const TDF_Label& aLabel,
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Handle(AIS_InteractiveObject)& AIS)
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{
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Handle(TNaming_NamedShape) NS;
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if( !aLabel.FindAttribute(TNaming_NamedShape::GetID(), NS) ) {
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return Standard_False;
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}
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//TopoDS_Shape S = TNaming_Tool::CurrentShape (NS);
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TopoDS_Shape S = TNaming_Tool::GetShape (NS);
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if(S.IsNull()){
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return Standard_False;
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}
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TopLoc_Location L = S.Location();
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Handle(AIS_Shape) AISShape;
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if (AIS.IsNull()) AISShape = new AIS_Shape(S);
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else {
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AISShape = Handle(AIS_Shape)::DownCast(AIS);
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if (AISShape.IsNull()) {
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AISShape = new AIS_Shape(S);
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}
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else {
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TopoDS_Shape oldShape = AISShape->Shape();
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if(oldShape != S) {
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AISShape->ResetLocation();
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#ifdef OPTIM_UPDATE
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Handle(AIS_InteractiveContext) ctx = AISShape->GetContext();
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if(S.IsPartner(oldShape) && (!ctx.IsNull() && !ctx->IsDisplayed(AISShape))) {
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if(L != oldShape.Location()) ctx->SetLocation(AISShape, L);
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}
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else {
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AISShape->Set(S);
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AISShape->UpdateSelection();
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AISShape->SetToUpdate();
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}
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#else
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AISShape->Set(S);
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AISShape->UpdateSelection();
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AISShape->SetToUpdate();
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#endif
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}
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}
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AISShape->SetInfiniteState(S.Infinite());
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}
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AIS = AISShape;
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return Standard_True;
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}
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