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7bbccb5f4e
AIS_InteractiveContext::SetLocation() - update HilightMode instead of DisplayMode. PrsMgr_PresentationManager::UpdateHighlightTrsf() - fix accessing NULL presentation.
669 lines
24 KiB
C++
669 lines
24 KiB
C++
// Copyright (c) 1998-1999 Matra Datavision
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// 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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#include <Geom_Transformation.hxx>
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#include <Graphic3d_GraphicDriver.hxx>
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#include <Prs3d_Presentation.hxx>
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#include <Prs3d_PresentationShadow.hxx>
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#include <PrsMgr_ModedPresentation.hxx>
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#include <PrsMgr_PresentableObject.hxx>
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#include <PrsMgr_Presentation.hxx>
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#include <PrsMgr_PresentationManager.hxx>
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#include <PrsMgr_Presentations.hxx>
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#include <Standard_NoSuchObject.hxx>
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#include <Standard_Type.hxx>
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#include <TColStd_ListIteratorOfListOfTransient.hxx>
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#include <V3d_View.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(PrsMgr_PresentationManager,MMgt_TShared)
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// =======================================================================
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// function : PrsMgr_PresentationManager
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// purpose :
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// =======================================================================
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PrsMgr_PresentationManager::PrsMgr_PresentationManager (const Handle(Graphic3d_StructureManager)& theStructureManager)
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: myStructureManager (theStructureManager),
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myImmediateModeOn (0)
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{
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//
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}
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// =======================================================================
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// function : Display
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::Display (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode)
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{
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if (thePrsObj->HasOwnPresentations())
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{
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Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObj, theMode, Standard_True);
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if (aPrs->MustBeUpdated())
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{
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Update (thePrsObj, theMode);
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}
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if (myImmediateModeOn > 0)
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{
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AddToImmediateList (aPrs->Presentation());
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}
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else
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{
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aPrs->Display();
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}
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}
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else
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{
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thePrsObj->Compute (this, Handle(Prs3d_Presentation)(), theMode);
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}
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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Display (anIter.Value(), theMode);
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}
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}
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// =======================================================================
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// function : Erase
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::Erase (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode)
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{
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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Erase (anIter.Value(), theMode);
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}
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PrsMgr_Presentations& aPrsList = thePrsObj->Presentations();
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for (PrsMgr_Presentations::Iterator anIt (aPrsList); anIt.More();)
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{
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const PrsMgr_ModedPresentation& aModedPrs = anIt.Value();
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if (aModedPrs.Presentation().IsNull())
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{
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anIt.Next();
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continue;
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}
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const Handle(PrsMgr_PresentationManager)& aPrsMgr = aModedPrs.Presentation()->PresentationManager();
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if ((theMode == aModedPrs.Mode() || theMode == -1)
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&& (this == aPrsMgr))
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{
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aModedPrs.Presentation()->Erase();
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aPrsList.Remove (anIt);
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if (theMode != -1)
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{
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return;
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}
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}
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else
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{
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anIt.Next();
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}
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}
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}
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// =======================================================================
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// function : Clear
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::Clear (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode)
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{
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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Clear (anIter.Value(), theMode);
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}
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const Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObj, theMode);
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if (!aPrs.IsNull())
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{
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aPrs->Clear();
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}
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}
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// =======================================================================
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// function : SetVisibility
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::SetVisibility (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode,
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const Standard_Boolean theValue)
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{
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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SetVisibility (anIter.Value(), theMode, theValue);
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}
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if (!thePrsObj->HasOwnPresentations())
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{
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return;
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}
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Presentation (thePrsObj, theMode)->SetVisible (theValue);
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}
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// =======================================================================
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// function : Unhighlight
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::Unhighlight (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode)
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{
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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Unhighlight (anIter.Value(), theMode);
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}
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const Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObj, theMode);
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if (!aPrs.IsNull())
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{
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aPrs->Unhighlight();
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}
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}
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// =======================================================================
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// function : SetDisplayPriority
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::SetDisplayPriority (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode,
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const Standard_Integer theNewPrior) const
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{
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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SetDisplayPriority (anIter.Value(), theMode, theNewPrior);
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}
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const Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObj, theMode);
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if (!aPrs.IsNull())
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{
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aPrs->SetDisplayPriority (theNewPrior);
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}
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}
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// =======================================================================
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// function : DisplayPriority
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// purpose :
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// =======================================================================
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Standard_Integer PrsMgr_PresentationManager::DisplayPriority (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode) const
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{
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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Standard_Integer aPriority = DisplayPriority (anIter.Value(), theMode);
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if (aPriority != 0)
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{
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return aPriority;
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}
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}
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const Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObj, theMode);
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return !aPrs.IsNull()
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? aPrs->DisplayPriority()
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: 0;
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}
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// =======================================================================
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// function : IsDisplayed
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// purpose :
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// =======================================================================
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Standard_Boolean PrsMgr_PresentationManager::IsDisplayed (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode) const
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{
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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if (IsDisplayed (anIter.Value(), theMode))
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{
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return Standard_True;
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}
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}
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const Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObj, theMode);
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return !aPrs.IsNull()
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&& aPrs->IsDisplayed();
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}
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// =======================================================================
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// function : IsHighlighted
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// purpose :
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// =======================================================================
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Standard_Boolean PrsMgr_PresentationManager::IsHighlighted (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode) const
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{
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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if (IsHighlighted (anIter.Value(), theMode))
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{
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return Standard_True;
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}
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}
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const Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObj, theMode);
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return !aPrs.IsNull()
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&& aPrs->IsHighlighted();
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}
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// =======================================================================
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// function : Update
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::Update (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode) const
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{
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for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
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{
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Update (anIter.Value(), theMode);
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}
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Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObj, theMode);
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if (!aPrs.IsNull())
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{
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aPrs->Clear();
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thePrsObj->Fill (this, aPrs, theMode);
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aPrs->SetUpdateStatus (Standard_False);
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}
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}
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// =======================================================================
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// function : BeginImmediateDraw
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::BeginImmediateDraw()
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{
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if (++myImmediateModeOn > 1)
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{
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return;
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}
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ClearImmediateDraw();
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}
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// =======================================================================
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// function : ClearImmediateDraw
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::ClearImmediateDraw()
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{
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for (PrsMgr_ListOfPresentations::Iterator anIter (myImmediateList); anIter.More(); anIter.Next())
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{
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anIter.Value()->Erase();
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}
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for (PrsMgr_ListOfPresentations::Iterator anIter (myViewDependentImmediateList); anIter.More(); anIter.Next())
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{
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anIter.Value()->Erase();
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}
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myImmediateList.Clear();
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myViewDependentImmediateList.Clear();
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}
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// =======================================================================
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// function : displayImmediate
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// purpose : Handles the structures from myImmediateList and its visibility
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// in all views of the viewer given by setting proper affinity
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// =======================================================================
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void PrsMgr_PresentationManager::displayImmediate (const Handle(V3d_Viewer)& theViewer)
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{
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for (V3d_ListOfViewIterator anActiveViewIter (theViewer->ActiveViewIterator()); anActiveViewIter.More(); anActiveViewIter.Next())
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{
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const Handle(Graphic3d_CView)& aView = anActiveViewIter.Value()->View();
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for (PrsMgr_ListOfPresentations::Iterator anIter (myImmediateList); anIter.More(); anIter.Next())
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{
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const Handle(Prs3d_Presentation)& aPrs = anIter.Value();
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if (aPrs.IsNull())
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continue;
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Handle(Graphic3d_Structure) aViewDepPrs;
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Handle(Prs3d_PresentationShadow) aShadowPrs = Handle(Prs3d_PresentationShadow)::DownCast (aPrs);
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if (!aShadowPrs.IsNull() && aView->IsComputed (aShadowPrs->ParentId(), aViewDepPrs))
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{
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aShadowPrs.Nullify();
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aShadowPrs = new Prs3d_PresentationShadow (myStructureManager,
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Handle(Prs3d_Presentation)::DownCast (aViewDepPrs));
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aShadowPrs->SetZLayer (aViewDepPrs->CStructure()->ZLayer());
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aShadowPrs->SetClipPlanes (aViewDepPrs->ClipPlanes());
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aShadowPrs->CStructure()->IsForHighlight = 1;
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aShadowPrs->Highlight (aPrs->HighlightStyle());
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myViewDependentImmediateList.Append (aShadowPrs);
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}
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// handles custom highlight presentations which were defined in overridden
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// HilightOwnerWithColor method of a custom AIS objects and maintain its
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// visibility in different views on their own
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else if (aShadowPrs.IsNull())
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{
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aPrs->Display();
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continue;
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}
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if (!aShadowPrs->IsDisplayed())
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{
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aShadowPrs->CStructure()->ViewAffinity = new Graphic3d_ViewAffinity();
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aShadowPrs->CStructure()->ViewAffinity->SetVisible (Standard_False);
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aShadowPrs->Display();
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}
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Standard_Integer aViewId = aView->Identification();
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bool isParentVisible = aShadowPrs->ParentAffinity().IsNull() ?
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Standard_True : aShadowPrs->ParentAffinity()->IsVisible (aViewId);
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aShadowPrs->CStructure()->ViewAffinity->SetVisible (aViewId, isParentVisible);
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}
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}
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}
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// =======================================================================
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// function : EndImmediateDraw
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// purpose :
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// =======================================================================
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void PrsMgr_PresentationManager::EndImmediateDraw (const Handle(V3d_Viewer)& theViewer)
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{
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if (--myImmediateModeOn > 0)
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{
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return;
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}
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displayImmediate (theViewer);
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}
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// =======================================================================
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// function : RedrawImmediate
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// purpose : Clears all immediate structures and redisplays with proper
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// affinity
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//=======================================================================
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void PrsMgr_PresentationManager::RedrawImmediate (const Handle(V3d_Viewer)& theViewer)
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{
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if (myImmediateList.IsEmpty())
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return;
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// Clear previously displayed structures
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for (PrsMgr_ListOfPresentations::Iterator anIter (myImmediateList); anIter.More(); anIter.Next())
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{
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anIter.Value()->Erase();
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}
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for (PrsMgr_ListOfPresentations::Iterator anIter (myViewDependentImmediateList); anIter.More(); anIter.Next())
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{
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anIter.Value()->Erase();
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}
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myViewDependentImmediateList.Clear();
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displayImmediate (theViewer);
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}
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// =======================================================================
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// function : AddToImmediateList
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// purpose :
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//=======================================================================
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void PrsMgr_PresentationManager::AddToImmediateList (const Handle(Prs3d_Presentation)& thePrs)
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{
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if (myImmediateModeOn < 1)
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{
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return;
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}
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for (PrsMgr_ListOfPresentations::Iterator anIter (myImmediateList); anIter.More(); anIter.Next())
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{
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if (anIter.Value() == thePrs)
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{
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return;
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}
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}
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myImmediateList.Append (thePrs);
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}
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// =======================================================================
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// function : HasPresentation
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// purpose :
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// =======================================================================
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Standard_Boolean PrsMgr_PresentationManager::HasPresentation (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode) const
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{
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if (!thePrsObj->HasOwnPresentations())
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return Standard_False;
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const PrsMgr_Presentations& aPrsList = thePrsObj->Presentations();
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for (Standard_Integer aPrsIter = 1; aPrsIter <= aPrsList.Length(); ++aPrsIter)
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{
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const PrsMgr_ModedPresentation& aModedPrs = aPrsList.Value (aPrsIter);
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const Handle(PrsMgr_PresentationManager)& aPrsMgr = aModedPrs.Presentation()->PresentationManager();
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if (theMode == aModedPrs.Mode()
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&& this == aPrsMgr)
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{
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return Standard_True;
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}
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}
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return Standard_False;
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}
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// =======================================================================
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// function : Presentation
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// purpose :
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// =======================================================================
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Handle(PrsMgr_Presentation) PrsMgr_PresentationManager::Presentation (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode,
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const Standard_Boolean theToCreate,
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const Handle(PrsMgr_PresentableObject)& theSelObj) const
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{
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const PrsMgr_Presentations& aPrsList = thePrsObj->Presentations();
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for (Standard_Integer aPrsIter = 1; aPrsIter <= aPrsList.Length(); ++aPrsIter)
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{
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const PrsMgr_ModedPresentation& aModedPrs = aPrsList.Value (aPrsIter);
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const Handle(PrsMgr_PresentationManager)& aPrsMgr = aModedPrs.Presentation()->PresentationManager();
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if (theMode == aModedPrs.Mode()
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&& this == aPrsMgr)
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{
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return aModedPrs.Presentation();
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}
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}
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if (!theToCreate)
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{
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return Handle(PrsMgr_Presentation)();
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}
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Handle(PrsMgr_Presentation) aPrs = new PrsMgr_Presentation (this, thePrsObj);
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aPrs->SetZLayer (thePrsObj->ZLayer());
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aPrs->Presentation()->CStructure()->ViewAffinity = myStructureManager->ObjectAffinity (!theSelObj.IsNull() ? theSelObj : thePrsObj);
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thePrsObj->Presentations().Append (PrsMgr_ModedPresentation (aPrs, theMode));
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thePrsObj->Fill (this, aPrs, theMode);
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// set layer index accordingly to object's presentations
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aPrs->SetUpdateStatus (Standard_False);
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return aPrs;
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}
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// =======================================================================
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// function : RemovePresentation
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// purpose :
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// =======================================================================
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Standard_Boolean PrsMgr_PresentationManager::RemovePresentation (const Handle(PrsMgr_PresentableObject)& thePrsObj,
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const Standard_Integer theMode)
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{
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PrsMgr_Presentations& aPrsList = thePrsObj->Presentations();
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for (Standard_Integer aPrsIter = 1; aPrsIter <= aPrsList.Length(); ++aPrsIter)
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{
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const PrsMgr_ModedPresentation& aModedPrs = aPrsList.Value (aPrsIter);
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const Handle(PrsMgr_PresentationManager)& aPrsMgr = aModedPrs.Presentation()->PresentationManager();
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if (theMode == aPrsList (aPrsIter).Mode()
|
|
&& this == aPrsMgr)
|
|
{
|
|
aPrsList.Remove (aPrsIter);
|
|
return Standard_True;
|
|
}
|
|
}
|
|
return Standard_False;
|
|
}
|
|
|
|
// =======================================================================
|
|
// function : SetZLayer
|
|
// purpose :
|
|
// =======================================================================
|
|
void PrsMgr_PresentationManager::SetZLayer (const Handle(PrsMgr_PresentableObject)& thePrsObj,
|
|
const Standard_Integer theLayerId)
|
|
{
|
|
for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
|
|
{
|
|
SetZLayer (anIter.Value(), theLayerId);
|
|
}
|
|
if (!thePrsObj->HasOwnPresentations())
|
|
{
|
|
return;
|
|
}
|
|
|
|
thePrsObj->SetZLayer (theLayerId);
|
|
}
|
|
|
|
// =======================================================================
|
|
// function : GetZLayer
|
|
// purpose :
|
|
// =======================================================================
|
|
Standard_Integer PrsMgr_PresentationManager::GetZLayer (const Handle(PrsMgr_PresentableObject)& thePrsObj) const
|
|
{
|
|
return thePrsObj->ZLayer();
|
|
}
|
|
|
|
// =======================================================================
|
|
// function : Connect
|
|
// purpose :
|
|
// =======================================================================
|
|
void PrsMgr_PresentationManager::Connect (const Handle(PrsMgr_PresentableObject)& thePrsObject,
|
|
const Handle(PrsMgr_PresentableObject)& theOtherObject,
|
|
const Standard_Integer theMode,
|
|
const Standard_Integer theOtherMode)
|
|
{
|
|
Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObject, theMode, Standard_True);
|
|
Handle(PrsMgr_Presentation) aPrsOther = Presentation (theOtherObject, theOtherMode, Standard_True);
|
|
aPrs->Connect (aPrsOther);
|
|
}
|
|
|
|
// =======================================================================
|
|
// function : Transform
|
|
// purpose :
|
|
// =======================================================================
|
|
void PrsMgr_PresentationManager::Transform (const Handle(PrsMgr_PresentableObject)& thePrsObj,
|
|
const Handle(Geom_Transformation)& theTransformation,
|
|
const Standard_Integer theMode)
|
|
{
|
|
Presentation (thePrsObj, theMode)->SetTransformation (theTransformation);
|
|
}
|
|
|
|
|
|
// =======================================================================
|
|
// function : Color
|
|
// purpose :
|
|
// =======================================================================
|
|
void PrsMgr_PresentationManager::Color (const Handle(PrsMgr_PresentableObject)& thePrsObj,
|
|
const Handle(Graphic3d_HighlightStyle)& theStyle,
|
|
const Standard_Integer theMode,
|
|
const Handle(PrsMgr_PresentableObject)& theSelObj,
|
|
const Standard_Integer theImmediateStructLayerId)
|
|
{
|
|
for (PrsMgr_ListOfPresentableObjectsIter anIter (thePrsObj->Children()); anIter.More(); anIter.Next())
|
|
{
|
|
Color (anIter.Value(), theStyle, theMode, NULL, theImmediateStructLayerId);
|
|
}
|
|
if (!thePrsObj->HasOwnPresentations())
|
|
{
|
|
return;
|
|
}
|
|
|
|
Handle(PrsMgr_Presentation) aPrs = Presentation (thePrsObj, theMode, Standard_True, theSelObj);
|
|
if (aPrs->MustBeUpdated())
|
|
{
|
|
Update (thePrsObj, theMode);
|
|
}
|
|
|
|
if (myImmediateModeOn > 0)
|
|
{
|
|
Handle(Prs3d_PresentationShadow) aShadow = new Prs3d_PresentationShadow (myStructureManager, aPrs->Presentation());
|
|
aShadow->SetZLayer (theImmediateStructLayerId);
|
|
aShadow->SetClipPlanes (aPrs->Presentation()->ClipPlanes());
|
|
aShadow->CStructure()->IsForHighlight = 1;
|
|
aShadow->Highlight (theStyle);
|
|
AddToImmediateList (aShadow);
|
|
}
|
|
else
|
|
{
|
|
aPrs->Highlight (theStyle);
|
|
}
|
|
}
|
|
|
|
namespace
|
|
{
|
|
// =======================================================================
|
|
// function : updatePrsTransformation
|
|
// purpose : Internal function that scans thePrsList for shadow presentations
|
|
// and applies transformation theTrsf to them in case if parent ID
|
|
// of shadow presentation is equal to theRefId
|
|
// =======================================================================
|
|
void updatePrsTransformation (const PrsMgr_ListOfPresentations& thePrsList,
|
|
const Standard_Integer theRefId,
|
|
const Handle(Geom_Transformation)& theTrsf)
|
|
{
|
|
for (PrsMgr_ListOfPresentations::Iterator anIter (thePrsList); anIter.More(); anIter.Next())
|
|
{
|
|
const Handle(Prs3d_Presentation)& aPrs = anIter.Value();
|
|
if (aPrs.IsNull())
|
|
continue;
|
|
|
|
Handle(Prs3d_PresentationShadow) aShadowPrs = Handle(Prs3d_PresentationShadow)::DownCast (aPrs);
|
|
if (aShadowPrs.IsNull() || aShadowPrs->ParentId() != theRefId)
|
|
continue;
|
|
|
|
aShadowPrs->CStructure()->SetTransformation (theTrsf);
|
|
}
|
|
}
|
|
}
|
|
|
|
// =======================================================================
|
|
// function : UpdateHighlightTrsf
|
|
// purpose :
|
|
// =======================================================================
|
|
void PrsMgr_PresentationManager::UpdateHighlightTrsf (const Handle(V3d_Viewer)& theViewer,
|
|
const Handle(PrsMgr_PresentableObject)& theObj,
|
|
const Standard_Integer theMode,
|
|
const Handle(PrsMgr_PresentableObject)& theSelObj)
|
|
{
|
|
if (theObj.IsNull())
|
|
return;
|
|
|
|
Handle(PrsMgr_Presentation) aPrs = Presentation (!theSelObj.IsNull() ? theSelObj : theObj, theMode, Standard_False);
|
|
if (aPrs.IsNull())
|
|
{
|
|
return;
|
|
}
|
|
|
|
Handle(Geom_Transformation) aTrsf = theObj->LocalTransformationGeom();
|
|
const Standard_Integer aParentId = aPrs->Presentation()->CStructure()->Id;
|
|
updatePrsTransformation (myImmediateList, aParentId, aTrsf);
|
|
|
|
if (!myViewDependentImmediateList.IsEmpty())
|
|
{
|
|
for (V3d_ListOfViewIterator anActiveViewIter (theViewer->ActiveViewIterator()); anActiveViewIter.More(); anActiveViewIter.Next())
|
|
{
|
|
const Handle(Graphic3d_CView)& aView = anActiveViewIter.Value()->View();
|
|
Handle(Graphic3d_Structure) aViewDepParentPrs;
|
|
if (aView->IsComputed (aParentId, aViewDepParentPrs))
|
|
{
|
|
updatePrsTransformation (myViewDependentImmediateList,
|
|
aViewDepParentPrs->CStructure()->Id,
|
|
aTrsf);
|
|
}
|
|
}
|
|
}
|
|
}
|