#define XDESTROY

// File		Graphic3d_Group_1.cxx (Clear Remove Open Close)
// Created	Fevrier 1992
// Author	NW,JPB,CAL

//-Copyright	MatraDatavision 1991,1992

//-Version	

//-Design	Declaration des variables specifiques aux groupes
//		de primitives

//-Warning	Un groupe est defini dans une structure
//		Il s'agit de la plus petite entite editable

//-References	

//-Language	C++ 2.0

//-Declarations

// for the class
#include <Graphic3d_Group.jxx>
#include <Graphic3d_Group.pxx>

//-Methods, in order

void Graphic3d_Group::Clear () {

	if (IsDeleted ()) return;

	MyCGroup.ContextLine.IsSet	= 0,
	MyCGroup.ContextText.IsSet	= 0,
	MyCGroup.ContextMarker.IsSet    = 0,
	MyCGroup.ContextFillArea.IsSet	= 0;

	MyCGroup.ContextLine.IsDef	= 0,
	MyCGroup.ContextText.IsDef	= 0,
	MyCGroup.ContextMarker.IsDef    = 0,
	MyCGroup.ContextFillArea.IsDef	= 0;

	MyCGroup.PickId.IsDef		= 0,
	MyCGroup.PickId.IsSet		= 0,
	MyCGroup.PickId.Value		= 0;

	MyBounds.XMin	= ShortRealLast (),
	MyBounds.YMin	= ShortRealLast (),
	MyBounds.ZMin	= ShortRealLast ();

	MyBounds.XMax	= ShortRealFirst (),
	MyBounds.YMax	= ShortRealFirst (),
	MyBounds.ZMax	= ShortRealFirst ();

	if (MyContainsFacet) MyStructure->GroupsWithFacet (-1);
	MyContainsFacet	= Standard_False,
	MyIsEmpty	= Standard_True;

	MyGraphicDriver->ClearGroup (MyCGroup);

	Update ();

}

void Graphic3d_Group::Destroy () {

#ifdef DESTROY
	cout << "Graphic3d_Group::Destroy ()\n";
#endif

  // tell graphics driver to clear internal resources of the group
  if (!IsEmpty () && !MyGraphicDriver.IsNull ())
    MyGraphicDriver->ClearGroup (MyCGroup);

}

void Graphic3d_Group::Remove () {

	if (IsDeleted ()) return;

	MyCGroup.IsDeleted	= 1;
	MyGraphicDriver->RemoveGroup (MyCGroup);
	MyStructure->Remove (this);
	Update ();

	MyBounds.XMin	= ShortRealLast (),
	MyBounds.YMin	= ShortRealLast (),
	MyBounds.ZMin	= ShortRealLast ();

	MyBounds.XMax	= ShortRealFirst (),
	MyBounds.YMax	= ShortRealFirst (),
	MyBounds.ZMax	= ShortRealFirst ();

	if (MyContainsFacet) MyStructure->GroupsWithFacet (-1);
	MyContainsFacet	= Standard_False,
	MyIsEmpty	= Standard_True;

}

void Graphic3d_Group::BeginPrimitives () {

	if (IsDeleted ()) return;
	if (MyCGroup.IsOpen) return;

	MyCGroup.IsOpen	= 1;

	MyGraphicDriver->OpenGroup (MyCGroup);

}

void Graphic3d_Group::EndPrimitives () {

	if (IsDeleted ()) return;
	if (! MyCGroup.IsOpen) return;

	MyCGroup.IsOpen	= 0;

	MyGraphicDriver->CloseGroup (MyCGroup);

}

/*void Graphic3d_Group::SetTransformPersistence(  const Graphic3d_TransModeFlags& AFlag )
{
	//MyCGroup.TransformPersistenceFlag = AFlag;
}

Graphic3d_TransModeFlags Graphic3d_Group::TransformPersistence() const
{
	//return MyCGroup.TransformPersistenceFlag;
}*/