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0023710: Simplification of presentation managment classes
Merge PrsMgr_Presentation3d into PrsMgr_Presentation Cosmetics
This commit is contained in:
kgv
apn
@@ -13,10 +13,387 @@
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// commercial license or contractual agreement.
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#include <PrsMgr_Presentation.ixx>
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#include <PrsMgr_PresentationManager.hxx>
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#include <PrsMgr_Prs.hxx>
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#include <PrsMgr_ModedPresentation.hxx>
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PrsMgr_Presentation::PrsMgr_Presentation
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(const Handle(PrsMgr_PresentationManager)& aPresentationManager)
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:myPresentationManager(aPresentationManager),myMustBeUpdated(Standard_False) {}
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#include <Graphic3d_Structure.hxx>
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#include <Visual3d_View.hxx>
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#include <Precision.hxx>
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void PrsMgr_Presentation::Destroy () {
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//=======================================================================
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//function : PrsMgr_Presentation
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//purpose :
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//=======================================================================
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PrsMgr_Presentation::PrsMgr_Presentation (const Handle(PrsMgr_PresentationManager3d)& thePrsMgr,
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const Handle(PrsMgr_PresentableObject)& thePrsObject)
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: myPresentationManager (thePrsMgr),
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myPresentableObject (thePrsObject.operator->()),
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myMustBeUpdated (Standard_False),
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myDisplayReason (Standard_False)
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{
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myStructure = new PrsMgr_Prs (thePrsMgr->StructureManager(),
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this, thePrsObject->TypeOfPresentation3d());
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myStructure->SetOwner (myPresentableObject);
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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_Presentation::Display()
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{
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Display (Standard_False);
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myDisplayReason = Standard_False;
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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_Presentation::Display (const Standard_Boolean theIsHighlight)
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{
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if (!myStructure->IsDisplayed())
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{
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myStructure->Display();
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myDisplayReason = theIsHighlight;
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}
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else if (!myStructure->IsVisible())
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{
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myStructure->SetVisible (Standard_True);
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myDisplayReason = theIsHighlight;
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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_Presentation::Erase()
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{
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if (myStructure.IsNull())
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{
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return;
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}
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// Erase structure from structure manager
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myStructure->Erase();
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myStructure->Clear();
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// Disconnect other structures
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myStructure->DisconnectAll (Graphic3d_TOC_DESCENDANT);
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// Clear groups and remove graphic structure
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myStructure.Nullify();
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}
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//=======================================================================
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//function : SetVisible
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::SetVisible (const Standard_Boolean theValue)
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{
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myStructure->SetVisible (theValue);
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}
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//=======================================================================
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//function : Highlight
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Highlight()
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{
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Display (Standard_True);
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myStructure->Highlight();
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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_Presentation::Unhighlight() const
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{
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myStructure->UnHighlight();
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if (myDisplayReason)
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{
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myStructure->SetVisible (Standard_False);
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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_Presentation::Clear()
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{
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// This modification remove the contain of the structure:
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// Consequence:
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// 1. The memory zone of the group is reused
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// 2. The speed for animation is constant
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//myPresentableObject = NULL;
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SetUpdateStatus (Standard_True);
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if (myStructure.IsNull())
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{
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return;
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}
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myStructure->Clear (Standard_True);
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// myStructure->Clear(Standard_False);
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myStructure->RemoveAll();
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}
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//=======================================================================
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//function : Color
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Color (const Quantity_NameOfColor theColor)
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{
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Display (Standard_True);
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myStructure->Color (theColor);
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}
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//=======================================================================
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//function : BoundBox
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::BoundBox() const
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{
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myStructure->BoundBox();
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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_Presentation::IsDisplayed() const
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{
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return myStructure->IsDisplayed()
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&& myStructure->IsVisible()
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&& !myDisplayReason;
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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_Presentation::IsHighlighted() const
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{
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return myStructure->IsHighlighted();
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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_Presentation::DisplayPriority() const
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{
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return myStructure->DisplayPriority();
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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_Presentation::SetDisplayPriority (const Standard_Integer theNewPrior)
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{
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myStructure->SetDisplayPriority (theNewPrior);
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}
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//=======================================================================
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//function : Connect
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Connect (const Handle(PrsMgr_Presentation)& theOther) const
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{
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myStructure->Connect (theOther->Presentation());
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}
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//=======================================================================
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//function : Transform
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Transform (const Handle(Geom_Transformation)& theTrsf) const
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{
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myStructure->Transform (theTrsf);
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}
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//=======================================================================
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//function : Place
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Place (const Quantity_Length theX,
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const Quantity_Length theY,
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const Quantity_Length theZ) const
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{
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myStructure->Place (theX, theY, theZ);
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}
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//=======================================================================
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//function : Multiply
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Multiply (const Handle(Geom_Transformation)& theTrsf) const
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{
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myStructure->Multiply (theTrsf);
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}
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//=======================================================================
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//function : Move
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Move (const Quantity_Length theX,
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const Quantity_Length theY,
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const Quantity_Length theZ) const
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{
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myStructure->Move (theX, theY, theZ);
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}
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//=======================================================================
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//function : SetShadingAspect
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::SetShadingAspect (const Handle(Prs3d_ShadingAspect)& theShadingAspect) const
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{
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myStructure->SetShadingAspect (theShadingAspect);
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}
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//=======================================================================
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//function : Compute
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//purpose : Methods for hidden parts...
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//=======================================================================
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Handle(Graphic3d_Structure) PrsMgr_Presentation::Compute (const Handle(Graphic3d_DataStructureManager)& theProjector)
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{
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Handle(Prs3d_Presentation) aPrs = new Prs3d_Presentation (myPresentationManager->StructureManager());
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myPresentableObject->Compute (Projector (theProjector), aPrs);
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return aPrs;
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}
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//=======================================================================
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//function : Compute
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Compute (const Handle(Graphic3d_Structure)& theStructure)
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{
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Standard_Integer aDispMode = 0;
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Standard_Integer aPresentationsNumber = myPresentableObject->myPresentations.Length();
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for (Standard_Integer anIter = 1; anIter <= aPresentationsNumber; ++anIter)
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{
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const PrsMgr_ModedPresentation& aModedPresentation = myPresentableObject->myPresentations.Value (anIter);
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if (aModedPresentation.Presentation().operator->() == this)
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{
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aDispMode = aModedPresentation.Mode();
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break;
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}
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}
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Handle(Prs3d_Presentation) aPrs3d = Handle(Prs3d_Presentation)::DownCast (theStructure);
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myPresentableObject->Compute (myPresentationManager, aPrs3d, aDispMode);
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}
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//=======================================================================
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//function : Compute
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Compute (const Handle(Graphic3d_DataStructureManager)& theProjector,
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const Handle(Graphic3d_Structure)& theStructToFill)
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{
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theStructToFill->Clear();
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const Handle(Prs3d_Presentation)& aPrs = *((Handle(Prs3d_Presentation)* )&theStructToFill);
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myPresentableObject->Compute (Projector (theProjector), aPrs);
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}
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//=======================================================================
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//function : Compute
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//purpose :
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//=======================================================================
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Handle(Graphic3d_Structure) PrsMgr_Presentation::Compute (const Handle(Graphic3d_DataStructureManager)& theProjector,
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const Handle(Geom_Transformation)& theTrsf)
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{
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Handle(Prs3d_Presentation) aPrs3d = new Prs3d_Presentation (myPresentationManager->StructureManager());
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if (theTrsf->Form() == gp_Translation)
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{
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myPresentableObject->Compute (Projector (theProjector), aPrs3d);
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aPrs3d->Transform (theTrsf);
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return aPrs3d;
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}
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// waiting that something is done in gp_Trsf...rob
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for (Standard_Integer i = 1; i <= 3; ++i)
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{
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for (Standard_Integer j = 1; j <= 3; ++j)
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{
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if (i != j)
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{
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if (Abs (theTrsf->Value (i, j)) > Precision::Confusion())
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{
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myPresentableObject->Compute (Projector (theProjector), theTrsf, aPrs3d);
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return aPrs3d;
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}
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}
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}
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}
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myPresentableObject->Compute (Projector (theProjector), aPrs3d);
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aPrs3d->Transform (theTrsf);
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return aPrs3d;
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}
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//=======================================================================
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//function : Compute
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Compute (const Handle(Graphic3d_DataStructureManager)& theProjector,
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const Handle(Geom_Transformation)& theTrsf,
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const Handle(Graphic3d_Structure)& theStructToFill)
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{
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// recompute HLR after transformation in all the case
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Handle(Prs3d_Presentation) aPrs = *((Handle(Prs3d_Presentation)*)&theStructToFill);
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theStructToFill->Clear();
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myPresentableObject->Compute (Projector (theProjector), theTrsf, aPrs);
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}
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//=======================================================================
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//function : Projector
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//purpose :
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//=======================================================================
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Handle(Prs3d_Projector) PrsMgr_Presentation::Projector (const Handle(Graphic3d_DataStructureManager)& theProjector)
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{
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const Handle(Graphic3d_Camera)& aCamera = Handle(Visual3d_View)::DownCast (theProjector)->Camera();
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const gp_Dir aDir = aCamera->Direction().Reversed();
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const gp_Pnt anAt = aCamera->Center();
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const gp_Dir anUp = aCamera->Up();
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Handle(Prs3d_Projector) aProj = new Prs3d_Projector (!aCamera->IsOrthographic(),
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aCamera->Scale(),
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aDir.X(), aDir.Y(), aDir.Z(),
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anAt.X(), anAt.Y(), anAt.Z(),
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anUp.X(), anUp.Y(), anUp.Z());
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return aProj;
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}
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//=======================================================================
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//function : Destroy
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::Destroy()
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{
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if (!myStructure.IsNull())
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{
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myStructure->Clear();
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myStructure.Nullify();
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}
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}
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//=======================================================================
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//function : SetZLayer
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//purpose :
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//=======================================================================
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void PrsMgr_Presentation::SetZLayer (Standard_Integer theLayerId)
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{
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myStructure->SetZLayer (theLayerId);
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}
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//=======================================================================
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//function : GetZLayer
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//purpose :
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//=======================================================================
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Standard_Integer PrsMgr_Presentation::GetZLayer() const
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{
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return myStructure->GetZLayer();
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}
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