// Viewer3dDoc.cpp : implementation of the CViewer3dDoc class
//

#include "stdafx.h"
#include "Viewer3dApp.h"
#include "BoxRadius.h"
#include "DlgIsos.h"

#include "Viewer3dDoc.h"
#include "Viewer3dView.h"
#include "OffsetDlg.h"
#include "ResultDialog.h"
#include "User_Cylinder.hxx"

#include "AIS_Trihedron.hxx"
#include "Geom_Axis2Placement.hxx"

/////////////////////////////////////////////////////////////////////////////
// CViewer3dDoc

IMPLEMENT_DYNCREATE(CViewer3dDoc, CDocument)

BEGIN_MESSAGE_MAP(CViewer3dDoc, OCC_3dBaseDoc)
	//{{AFX_MSG_MAP(CViewer3dDoc)
	ON_COMMAND(ID_BOX, OnBox)
	ON_COMMAND(ID_Cylinder, OnCylinder)
	ON_COMMAND(ID_SPHERE, OnSphere)
	ON_COMMAND(ID_ERASEALL, OnRemoveAll)
	ON_COMMAND(ID_NBISOS, OnNbisos)
	ON_COMMAND(ID_FACES, OnFaces)
	ON_COMMAND(ID_EDGES, OnEdges)
	ON_COMMAND(ID_VERTICES, OnVertices)
	ON_COMMAND(ID_NEUTRAL, OnNeutral)
	ON_COMMAND(ID_USERCYLINDER_CHANGEFACECOLOR, OnUsercylinderChangefacecolor)
	ON_COMMAND(ID_FILLET3D, OnFillet3d)
	ON_COMMAND(ID_CIRCLE, OnCircle)
	ON_COMMAND(ID_LINE, OnLine)
	ON_COMMAND(ID_OVERLAPPED_BOX, OnOverlappedBox)
	ON_COMMAND(ID_OVERLAPPED_CYLINDER, OnOverlappedCylinder)
	ON_COMMAND(ID_OVERLAPPED_SPHERE, OnOverlappedSphere)
	ON_COMMAND(ID_POLYGON_OFFSETS, OnPolygonOffsets)
	ON_UPDATE_COMMAND_UI(ID_POLYGON_OFFSETS, OnUpdatePolygonOffsets)
	ON_UPDATE_COMMAND_UI(ID_Cylinder, OnUpdateCylinder)
	ON_UPDATE_COMMAND_UI(ID_SPHERE, OnUpdateSphere)
	ON_UPDATE_COMMAND_UI(ID_BOX, OnUpdateBox)
	ON_UPDATE_COMMAND_UI(ID_OVERLAPPED_CYLINDER, OnUpdateOverlappedCylinder)
	ON_UPDATE_COMMAND_UI(ID_OVERLAPPED_SPHERE, OnUpdateOverlappedSphere)
	ON_UPDATE_COMMAND_UI(ID_OVERLAPPED_BOX, OnUpdateOverlappedBox)
	ON_COMMAND(ID_OBJECT_REMOVE, OnObjectRemove)
	ON_COMMAND(ID_OBJECT_ERASE, OnObjectErase)
	ON_COMMAND(ID_OBJECT_DISPLAYALL, OnObjectDisplayall)
	ON_COMMAND(ID_OBJECT_COLORED_MESH, OnObjectColoredMesh)
	ON_UPDATE_COMMAND_UI(ID_OBJECT_COLORED_MESH, OnUpdateObjectColoredMesh)
	ON_UPDATE_COMMAND_UI(ID_OBJECT_SHADING, OnUpdateObjectShading)
	ON_UPDATE_COMMAND_UI(ID_OBJECT_WIREFRAME, OnUpdateObjectWireframe)
	ON_COMMAND(ID_OPTIONS_TRIHEDRON_DYNAMIC_TRIHEDRON, OnOptionsTrihedronDynamicTrihedron)
	ON_UPDATE_COMMAND_UI(ID_OPTIONS_TRIHEDRON_DYNAMIC_TRIHEDRON, OnUpdateOptionsTrihedronDynamicTrihedron)
	ON_UPDATE_COMMAND_UI(ID_OPTIONS_TRIHEDRON_STATIC_TRIHEDRON, OnUpdateOptionsTrihedronStaticTrihedron)
	ON_COMMAND(ID_OBJECT_MATERIAL, OnObjectMaterial)
	ON_COMMAND(ID_TEXTURE_ON, OnTextureOn)
	ON_COMMAND(ID_BUTTONNext, OnBUTTONNext)
	ON_COMMAND(ID_BUTTONStart, OnBUTTONStart)
	ON_COMMAND(ID_BUTTONRepeat, OnBUTTONRepeat)
	ON_COMMAND(ID_BUTTONPrev, OnBUTTONPrev)
	ON_COMMAND(ID_BUTTONEnd, OnBUTTONEnd)
	ON_UPDATE_COMMAND_UI(ID_BUTTONNext, OnUpdateBUTTONNext)
	ON_UPDATE_COMMAND_UI(ID_BUTTONPrev, OnUpdateBUTTONPrev)
	ON_UPDATE_COMMAND_UI(ID_BUTTONStart, OnUpdateBUTTONStart)
	ON_UPDATE_COMMAND_UI(ID_BUTTONRepeat, OnUpdateBUTTONRepeat)
	ON_UPDATE_COMMAND_UI(ID_BUTTONEnd, OnUpdateBUTTONEnd)
	ON_COMMAND(ID_FILE_NEW, OnFileNew)
	ON_COMMAND(ID_DUMP_VIEW, OnDumpView)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CViewer3dDoc construction/destruction

CViewer3dDoc::CViewer3dDoc()
:OCC_3dDoc()
{
	myCylinder.Nullify();
	mySphere.Nullify();
	myBox.Nullify();
	myOverlappedCylinder.Nullify();
	myOverlappedSphere.Nullify();
	myOverlappedBox.Nullify();
	myOffsetDlg = NULL;
	myStaticTrihedronAxisIsDisplayed = FALSE;
	myState = -1;

	isTextureSampleStarted = FALSE;

	myPresentation = OCCDemo_Presentation::Current;
	myPresentation->SetDocument(this);


	myAISContext->DefaultDrawer()->ShadingAspect()->SetColor(Quantity_NOC_CHARTREUSE1); 
	myAISContext->DefaultDrawer()->ShadingAspect()->SetMaterial(Graphic3d_NOM_SILVER);

	strcpy_s(myDataDir, "Data");
	strcpy_s(myLastPath, ".");

	/*
	Handle(AIS_Trihedron) myTrihedron;
	Handle(Geom_Axis2Placement) myTrihedronAxis=new Geom_Axis2Placement(gp::XOY());
	myTrihedron=new AIS_Trihedron(myTrihedronAxis);
	myAISContext->Display(myTrihedron);
	*/
}

CViewer3dDoc::~CViewer3dDoc()
{
}

/////////////////////////////////////////////////////////////////////////////
// CViewer3dDoc diagnostics

#ifdef _DEBUG
void CViewer3dDoc::AssertValid() const
{
	CDocument::AssertValid();
}

void CViewer3dDoc::Dump(CDumpContext& dc) const
{
	CDocument::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CViewer3dDoc commands

void CViewer3dDoc::UpdateResultMessageDlg(CString Title, TCollection_AsciiString aMessage)
{
    CString text(aMessage.ToCString());
    myCResultDialog.SetText(text);

    myCResultDialog.SetTitle(Title);
}

void CViewer3dDoc::OnBox() 
{
	if(myBox.IsNull()){
		BRepPrimAPI_MakeBox B(gp_Pnt(0,-400,-100), 200.,150.,100.);


		myBox = new AIS_Shape(B.Shape());

		myAISContext->SetMaterial(myBox,Graphic3d_NOM_PEWTER);    
		myAISContext->SetDisplayMode(myBox,1);

		myAISContext->Display(myBox);	
		TCollection_AsciiString Message("\
BRepPrimAPI_MakeBox Box1(gp_Pnt(0,-400,-100), 200.,150.,100.);\n\
		");
		
		UpdateResultMessageDlg("Create Box",Message);

	}
}

void CViewer3dDoc::OnCylinder() 
{
	if(myCylinder.IsNull()) {
		gp_Ax2 CylAx2(gp_Pnt(0,0,-100), gp_Dir(gp_Vec(gp_Pnt(0,0,-100),gp_Pnt(0,0,100))));

		//BRepPrimAPI_MakeCylinder C(CylAx2, 80.,200.);
		
		myCylinder = new User_Cylinder(CylAx2, 80.,200.);
		
//		myCylinder = new AIS_Shape(C.Shape());
/*
		myCylinder->SetTransparency(0.5);		

		myAISContext->SetColor(myCylinder,Quantity_NOC_WHITE); 
		myAISContext->SetMaterial(myCylinder,Graphic3d_NOM_SHINY_PLASTIC);    
*/
		myAISContext->SetDisplayMode(myCylinder,1);

		myAISContext->Display(myCylinder);

		TCollection_AsciiString Message("\
gp_Ax2 CylAx2(gp_Pnt(0,0,-100), gp_Dir(gp_Vec(gp_Pnt(0,0,-100),gp_Pnt(0,0,100))));\n\
C = new User_Cylinder(CylAx2, 80.,200.);;\n\
		");
		
		UpdateResultMessageDlg("Create Cylinder",Message);

	}
}

void CViewer3dDoc::OnSphere() 
{
	if(mySphere.IsNull()){
		BRepPrimAPI_MakeSphere S(gp_Pnt(0,300,0), 100.);

		mySphere = new AIS_Shape(S.Shape());
		
		myAISContext->SetMaterial(mySphere,Graphic3d_NOM_BRONZE);    
		myAISContext->SetDisplayMode(mySphere,1);

		myAISContext->Display(mySphere);
		TCollection_AsciiString Message("\
BRepPrimAPI_MakeSphere S(gp_Pnt(0,300,0), 100.);\n\
		");
		UpdateResultMessageDlg("Create Sphere",Message);
	}
}

void CViewer3dDoc::OnRemoveAll() 

{
	AIS_ListOfInteractive aListOfObjects;
	myAISContext->ObjectsInside(aListOfObjects,AIS_KOI_Shape);

	AIS_ListIteratorOfListOfInteractive aListIterator;
	for(aListIterator.Initialize(aListOfObjects);aListIterator.More();aListIterator.Next()){
		myAISContext->Remove(aListIterator.Value());
	}

	myAISContext->Remove(myCylinder);


	myCylinder.Nullify();
	mySphere.Nullify();
	myBox.Nullify();
	myOverlappedCylinder.Nullify();
	myOverlappedSphere.Nullify();
	myOverlappedBox.Nullify();
	if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
		myOffsetDlg->UpdateValues();
}

void CViewer3dDoc::OnOverlappedBox() 
{
	OnBox();
	if(myOverlappedBox.IsNull()){
		BRepPrimAPI_MakeBox B(gp_Pnt(0,-400,-100), 200.,150.,100.);

		BRepBuilderAPI_NurbsConvert aNurbsConvert(B.Shape());
		TopoDS_Shape aBoxShape2 = aNurbsConvert.Shape();


		myOverlappedBox = new AIS_Shape(aBoxShape2);

		myAISContext->SetMaterial(myOverlappedBox,Graphic3d_NOM_GOLD);    
		myAISContext->SetDisplayMode(myOverlappedBox,1);

		myAISContext->Display(myOverlappedBox);	
		TCollection_AsciiString Message("\
BRepPrimAPI_MakeBox Box1(gp_Pnt(0,-400,-100), 200.,150.,100.);\n\
\n\
BRepPrimAPI_MakeBox Box2(gp_Pnt(0,-400,-100), 200.,150.,100.);\n\
BRepBuilderAPI_NurbsConvert aNurbsConvert(Box2.Shape());\n\
		");
		UpdateResultMessageDlg("Create overlapped boxes",Message);
		if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
			myOffsetDlg->UpdateValues();


	}
}

void CViewer3dDoc::OnOverlappedCylinder() 
{
	OnCylinder();

	if(myOverlappedCylinder.IsNull()){
		gp_Ax2 CylAx2(gp_Pnt(0,0,-100), gp_Dir(gp_Vec(gp_Pnt(0,0,-100),gp_Pnt(0,0,100))));
		BRepPrimAPI_MakeCylinder C(CylAx2, 80.,200.);

		BRepBuilderAPI_NurbsConvert aNurbsConvert(C.Shape());
		TopoDS_Shape aCylShape2 = aNurbsConvert.Shape();

		myOverlappedCylinder = new AIS_Shape(aCylShape2);

	
		myAISContext->SetMaterial(myOverlappedCylinder,Graphic3d_NOM_GOLD);    
		myAISContext->SetDisplayMode(myOverlappedCylinder,1);

		myAISContext->Display(myOverlappedCylinder);

		TCollection_AsciiString Message("\
gp_Ax2 CylAx2(gp_Pnt(0,0,-100), gp_Dir(gp_Vec(gp_Pnt(0,0,-100),gp_Pnt(0,0,100))));\n\
Cylinder1 = new User_Cylinder(CylAx2, 80.,200.);\n\
\n\
BRepPrimAPI_MakeCylinder Cylinder2(CylAx2, 80.,200.);\n\
BRepBuilderAPI_NurbsConvert aNurbsConvert(Cylinder2.Shape());\n\
		");
		UpdateResultMessageDlg("Create overlapped cylinders",Message);
		if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
			myOffsetDlg->UpdateValues();

	}
}

void CViewer3dDoc::OnOverlappedSphere() 
{
	OnSphere();
	if(myOverlappedSphere.IsNull()){
		BRepPrimAPI_MakeSphere S(gp_Pnt(0,300,0), 100.);

		BRepBuilderAPI_NurbsConvert aNurbsConvert(S.Shape());
		TopoDS_Shape aSphereShape2 = aNurbsConvert.Shape();

		myOverlappedSphere = new AIS_Shape(aSphereShape2);

		myAISContext->SetMaterial(myOverlappedSphere,Graphic3d_NOM_GOLD);    

		myAISContext->SetDisplayMode(myOverlappedSphere,1);

		myAISContext->Display(myOverlappedSphere);

		TCollection_AsciiString Message("\
BRepPrimAPI_MakeSphere Sphere1(gp_Pnt(0,300,0), 100.);\n\
\n\
BRepPrimAPI_MakeSphere Sphere2(gp_Pnt(0,300,0), 100.);\n\
BRepBuilderAPI_NurbsConvert aNurbsConvert(Sphere2.Shape());\n\
		");
		UpdateResultMessageDlg("Create overlapped spheres",Message);
		if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
			myOffsetDlg->UpdateValues();

	}
}

void CViewer3dDoc::OnPolygonOffsets() 
{

	myOffsetDlg = new COffsetDlg(this);
	myOffsetDlg->Create(COffsetDlg::IDD,NULL);
	myAISContext->UpdateCurrentViewer();

}

void CViewer3dDoc::OnUpdatePolygonOffsets(CCmdUI* pCmdUI) 
{
	Standard_Integer aOffsetMode;
	Standard_ShortReal aFactor;
	Standard_ShortReal aCylUnits = 0;
	Standard_ShortReal aSphereUnits = 0;
	Standard_ShortReal aBoxUnits = 0;

	BOOL IsOverlappedCylinderDisplayed = myAISContext->IsDisplayed(myOverlappedCylinder);
	BOOL IsOverlappedSphereDisplayed = myAISContext->IsDisplayed(myOverlappedSphere);
	BOOL IsOverlappedBoxDisplayed = myAISContext->IsDisplayed(myOverlappedBox);
	BOOL IsAnyOverlappedObjectDisplayed = 
		IsOverlappedCylinderDisplayed || IsOverlappedSphereDisplayed || IsOverlappedBoxDisplayed;
	
	if(!myOverlappedCylinder.IsNull() && IsOverlappedCylinderDisplayed){
		myOverlappedCylinder->PolygonOffsets(aOffsetMode,aFactor,aCylUnits);
	}
	
	if(!myOverlappedSphere.IsNull() && IsOverlappedSphereDisplayed){
		myOverlappedSphere->PolygonOffsets(aOffsetMode,aFactor,aSphereUnits);
	}

	if(!myOverlappedBox.IsNull() && IsOverlappedBoxDisplayed){
		myOverlappedBox->PolygonOffsets(aOffsetMode,aFactor,aBoxUnits);
	}

	if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
		pCmdUI->SetCheck(TRUE);
	else
		pCmdUI->SetCheck(FALSE);
	if (IsAnyOverlappedObjectDisplayed)
		if(myOffsetDlg)
			pCmdUI->Enable(!myOffsetDlg->IsWindowVisible());  
		else
			pCmdUI->Enable(TRUE);
	else 
			pCmdUI->Enable(FALSE);
	
	
}

void CViewer3dDoc::OnUpdateCylinder(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable(myCylinder.IsNull()); 
		
}

void CViewer3dDoc::OnUpdateSphere(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable(mySphere.IsNull()); 
		
}

void CViewer3dDoc::OnUpdateBox(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable(myBox.IsNull()); 
		
}

void CViewer3dDoc::OnUpdateOverlappedCylinder(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable   (myOverlappedCylinder.IsNull()
						|| myCylinder.IsNull());
		
}

void CViewer3dDoc::OnUpdateOverlappedSphere(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable   (myOverlappedSphere.IsNull()
						|| mySphere.IsNull());
}

void CViewer3dDoc::OnUpdateOverlappedBox(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable   (myOverlappedBox.IsNull()
						|| myBox.IsNull());
}

void CViewer3dDoc::OnObjectRemove() 

{

	if(myAISContext->IsCurrent(myBox))
		myBox.Nullify();

	if(myAISContext->IsCurrent(myCylinder))
		myCylinder.Nullify();

	if(myAISContext->IsCurrent(mySphere))
		mySphere.Nullify();

	if(myAISContext->IsCurrent(myOverlappedBox))
		myOverlappedBox.Nullify();

	if(myAISContext->IsCurrent(myOverlappedCylinder))
		myOverlappedCylinder.Nullify();

	if(myAISContext->IsCurrent(myOverlappedSphere))
		myOverlappedSphere.Nullify();

	
	for(myAISContext->InitCurrent();myAISContext->MoreCurrent();myAISContext->InitCurrent())
		myAISContext->Remove(myAISContext->Current(),Standard_True);

	if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
		myOffsetDlg->UpdateValues();

}

void CViewer3dDoc::OnObjectErase() 

{
	OCC_3dBaseDoc::OnObjectErase(); 
	if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
		myOffsetDlg->UpdateValues();
}

void CViewer3dDoc::OnObjectDisplayall() 

{
	OCC_3dBaseDoc::OnObjectDisplayall(); 
	if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
		myOffsetDlg->UpdateValues();
}

Handle_User_Cylinder CViewer3dDoc::GetCylinder()
{
	return myCylinder;
}


Handle_AIS_Shape CViewer3dDoc::GetSphere()
{
	return mySphere;
}

Handle_AIS_Shape CViewer3dDoc::GetBox()
{
	return myBox;
}

Handle_AIS_Shape CViewer3dDoc::GetOverlappedCylinder()
{
	return myOverlappedCylinder;
}


Handle_AIS_Shape CViewer3dDoc::GetOverlappedSphere()
{
	return myOverlappedSphere;
}

Handle_AIS_Shape CViewer3dDoc::GetOverlappedBox()
{
	return myOverlappedBox;
}

void CViewer3dDoc::DragEvent(const Standard_Integer  x        ,
				                  const Standard_Integer  y        ,
				                  const Standard_Integer  TheState ,
                                  const Handle(V3d_View)& aView    )
{
	OCC_3dBaseDoc::DragEvent(x,y, TheState,aView);
	if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
		myOffsetDlg->UpdateValues();
}

//-----------------------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------------------
void CViewer3dDoc::InputEvent(const Standard_Integer /*x*/,
                              const Standard_Integer /*y*/,
                              const Handle(V3d_View)& /*aView*/ )
{
  if (myOffsetDlg && myOffsetDlg->IsWindowVisible())
    myOffsetDlg->UpdateValues();

  Quantity_Color CSFColor;
  COLORREF MSColor;
  myAISContext->Select(); 

  // Change the color of a selected face in a user cylinder
  if (myState == FACE_COLOR)
  {
    myAISContext->InitSelected();
    if (myAISContext->MoreSelected())
    {
      Handle_AIS_InteractiveObject Current = myAISContext->SelectedInteractive();
      if (Current->HasColor())
      {
        CSFColor = myAISContext->Color (Current);
        MSColor = RGB (CSFColor.Red()*255.0, CSFColor.Green()*255.0, CSFColor.Blue()*255.0);
      }
      else 
      {
        MSColor = RGB (255, 255, 255);
      }

      CColorDialog dlgColor(MSColor);
      if (dlgColor.DoModal() == IDOK)
      {
        MSColor = dlgColor.GetColor();
        CSFColor = Quantity_Color (GetRValue (MSColor)/255.0,
                                   GetGValue (MSColor)/255.0,
                                   GetBValue (MSColor)/255.0,
                                   Quantity_TOC_RGB);

        TopoDS_Shape S = myAISContext->SelectedShape();
        Handle(Geom_Surface) Surface = BRep_Tool::Surface (TopoDS::Face(S));
        if (Surface->IsKind (STANDARD_TYPE (Geom_Plane)))
        {
          Handle(User_Cylinder)::DownCast (myAISContext->SelectedInteractive())
            ->SetPlanarFaceColor (CSFColor.Name());
        }
        else
        {
          Handle(User_Cylinder)::DownCast (myAISContext->SelectedInteractive())
            ->SetCylindricalFaceColor (CSFColor.Name());
        }

        myAISContext->Redisplay (myAISContext->SelectedInteractive());
        myState = -1;
        myAISContext->CloseLocalContext();
      }
    }

    myCResultDialog.SetTitle("Change face color");
    myCResultDialog.SetText("  TopoDS_Shape S = myAISContext->SelectedShape(); \n"
                                      "  \n"
                                      "  Handle(Geom_Surface) Surface = BRep_Tool::Surface(TopoDS::Face(S));"
                                      "  if (Surface->IsKind(STANDARD_TYPE(Geom_Plane))) \n"
                                      "    Handle(User_Cylinder)::DownCast(myAISContext->Current())->SetPlanarFaceColor(CSFColor.Name()); \n"
                                      "  else \n"
                                      "    Handle(User_Cylinder)::DownCast(myAISContext->Current())->SetCylindricalFaceColor(CSFColor.Name()); \n"
                                      "  \n"
                                      "  myAISContext->Redisplay(myAISContext->Current()); \n"
                                      "  \n"
                                      "  myAISContext->CloseLocalContext(); \n"
                                      "  \n"
                                      "  \n"
                                      "  NOTE: a User_Cylinder is an object defined by the user. \n"
                                      "  The User_Cylinder class inherit from the AIS_InteractiveObject \n"
                                      "  Cascade class, it's use is the same as an AIS_InteractiveObject. \n"
                                      "  Methods SetPlanarFaceColor and SetCylindricalFaceColor are also \n"
                                      "  defined in the User_Cylinder class. \n"
                                      "  \n");
    SetTitle("Change face color");
  }
}

//-----------------------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------------------
void CViewer3dDoc::ShiftDragEvent(const Standard_Integer  x        ,
									   const Standard_Integer  y        ,
									   const Standard_Integer  TheState ,
                                       const Handle(V3d_View)& aView    ) 
{
  OCC_3dBaseDoc::ShiftDragEvent(x,y,TheState,aView);
  if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
    myOffsetDlg->UpdateValues();
}


//-----------------------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------------------

void CViewer3dDoc::ShiftInputEvent(const Standard_Integer  x       ,
									    const Standard_Integer  y       ,
                                        const Handle(V3d_View)& aView   ) 
{
  OCC_3dBaseDoc::ShiftInputEvent(x,y,aView);
  if(myOffsetDlg && myOffsetDlg->IsWindowVisible())
    myOffsetDlg->UpdateValues();
}

void CViewer3dDoc::OnObjectColoredMesh() 
{
  for(myAISContext->InitCurrent();myAISContext->MoreCurrent();myAISContext->NextCurrent())
    if (myAISContext->Current()->IsKind(STANDARD_TYPE(User_Cylinder)))
    {
      myAISContext->ClearPrs(myAISContext->Current(),6,Standard_False);
      myAISContext->RecomputePrsOnly(myAISContext->Current(),Standard_False);
      myAISContext->SetDisplayMode(myAISContext->Current(),6);
    }
}

void CViewer3dDoc::OnUpdateObjectColoredMesh(CCmdUI* pCmdUI) 
{
  bool CylinderIsCurrentAndDisplayed = false;
  for (myAISContext->InitCurrent();myAISContext->MoreCurrent ();myAISContext->NextCurrent ())
	if(myAISContext->Current()->IsKind(STANDARD_TYPE(User_Cylinder)))
		CylinderIsCurrentAndDisplayed=true;
  pCmdUI->Enable (CylinderIsCurrentAndDisplayed);	
}

void CViewer3dDoc::OnUpdateObjectWireframe(CCmdUI* pCmdUI) 
{
  bool OneOrMoreInShadingOrColoredMesh = false;
  for (myAISContext->InitCurrent();myAISContext->MoreCurrent ();myAISContext->NextCurrent ())
    if (myAISContext->IsDisplayed(myAISContext->Current(),1) || myAISContext->IsDisplayed(myAISContext->Current(),6)) 
		OneOrMoreInShadingOrColoredMesh=true;
	pCmdUI->Enable (OneOrMoreInShadingOrColoredMesh);	
}


void CViewer3dDoc::OnUpdateObjectShading(CCmdUI* pCmdUI) 
{
  bool OneOrMoreInWireframeOrColoredMesh = false;
  for (myAISContext->InitCurrent();myAISContext->MoreCurrent ();myAISContext->NextCurrent ())
    if (myAISContext->IsDisplayed(myAISContext->Current(),0) || myAISContext->IsDisplayed(myAISContext->Current(),6))
		OneOrMoreInWireframeOrColoredMesh=true;
	pCmdUI->Enable (OneOrMoreInWireframeOrColoredMesh);	
}


void CViewer3dDoc::OnOptionsTrihedronDynamicTrihedron() 
{
	if (myAISContext -> IsDisplayed(myTrihedron))
	{
		myAISContext->Remove(myTrihedron);
	}		
	else
	{
		Handle(Geom_Axis2Placement) myTrihedronAxis=new Geom_Axis2Placement(gp::XOY());
		myTrihedron=new AIS_Trihedron(myTrihedronAxis);
		myAISContext->SetTrihedronSize(200, Standard_True);
		myAISContext->Display(myTrihedron);	
	}		
}

void CViewer3dDoc::OnUpdateOptionsTrihedronDynamicTrihedron(CCmdUI* pCmdUI) 
{
	if (myAISContext->IsDisplayed(myTrihedron))
		pCmdUI->SetCheck(1);
	else
		pCmdUI->SetCheck(0);
}

void CViewer3dDoc::SetMyStaticTrihedronAxisIsDisplayed(BOOL IsDisplayed)
{
	myStaticTrihedronAxisIsDisplayed = IsDisplayed;
}

void CViewer3dDoc::OnUpdateOptionsTrihedronStaticTrihedron(CCmdUI* pCmdUI) 
{
	if (myStaticTrihedronAxisIsDisplayed)
		pCmdUI->SetCheck(1);
	else
		pCmdUI->SetCheck(0);
	
}

void  CViewer3dDoc::Popup (const Standard_Integer  x,
                           const Standard_Integer  y ,
                           const Handle(V3d_View)& aView)
{
  myPopupMenuNumber=0;
  // Specified check for context menu number to call
  myAISContext->InitCurrent();
  if (myAISContext->MoreCurrent())
  {
    if (myAISContext->Current()->IsKind(STANDARD_TYPE(User_Cylinder)))
    {
      myPopupMenuNumber = 2;
      //return;
    }
  }
  OCC_3dBaseDoc::Popup(x,y, aView);
}

//Set faces selection mode
void CViewer3dDoc::OnFaces() 
{
  myAISContext->CloseAllContexts();
  myAISContext->OpenLocalContext();
  myAISContext->ActivateStandardMode (TopAbs_FACE);

  myCResultDialog.SetTitle("Standard mode: TopAbs_FACE");
  myCResultDialog.SetText("  myAISContext->OpenLocalContext(); \n"
                                    "  \n"
                                    "  myAISContext->ActivateStandardMode(TopAbs_FACE); \n"
                                    "  \n");
  SetTitle("Standard mode: TopAbs_FACE");
}

//Set edges selection mode
void CViewer3dDoc::OnEdges() 
{
  myAISContext->CloseAllContexts();
  myAISContext->OpenLocalContext();
  myAISContext->ActivateStandardMode(TopAbs_EDGE);

  myCResultDialog.SetTitle("Standard mode: TopAbs_EDGE");
  myCResultDialog.SetText("  myAISContext->OpenLocalContext(); \n"
                                    "  \n"
                                    "  myAISContext->ActivateStandardMode(TopAbs_EDGE); \n"
                                    "  \n");
  SetTitle("Standard mode: TopAbs_EDGE");
}

// Set vertices selection mode
void CViewer3dDoc::OnVertices() 
{
  myAISContext->CloseAllContexts();
  myAISContext->OpenLocalContext();
  myAISContext->ActivateStandardMode (TopAbs_VERTEX);

  myCResultDialog.SetTitle("Standard mode: TopAbs_VERTEX");
  myCResultDialog.SetText("  myAISContext->OpenLocalContext(); \n"
                                    "  \n"
                                    "  myAISContext->ActivateStandardMode(TopAbs_VERTEX); \n"
                                    "  \n");
  SetTitle("Standard mode: TopAbs_VERTEX");
}

//Neutral selection mode
void CViewer3dDoc::OnNeutral() 
{
  myAISContext->CloseAllContexts();

  myCResultDialog.SetTitle("Standard mode: Neutral");
  myCResultDialog.SetText("  myAISContext->CloseAllContexts(); \n"
                                    "  \n");
  SetTitle("Standard mode: Neutral");
}

// Change the color of faces on a user cylinder
void CViewer3dDoc::OnUsercylinderChangefacecolor() 
{
  myAISContext->OpenLocalContext();
  myAISContext->Activate(myAISContext->Current(),4);
  myState = FACE_COLOR;
  // see the following of treatment in inputevent
}

// Make 3d fillets on solids
// It is necessary to activate the edges selection mode and select edges on an object
// before running this function
void CViewer3dDoc::OnFillet3d() 
{
  if (!myAISContext->HasOpenedContext())
  {
    AfxMessageBox("It is necessary to activate the edges selection mode\n"
                  "and select edges on an object before \nrunning this function");
    return;
  }

  myAISContext->InitSelected();
  if (myAISContext->MoreSelected()) 
  {
    Handle(AIS_Shape) S = Handle(AIS_Shape)::DownCast (myAISContext->SelectedInteractive());

    if (S.IsNull())
    {
      AfxMessageBox("It is necessary to activate the edges selection mode\n"
                    "and select edges on an object before \nrunning this function");
      return;
    }

    TopoDS_Shape Sh=S->Shape();

    BRepFilletAPI_MakeFillet aFillet(Sh);

    for (myAISContext->InitSelected(); myAISContext->MoreSelected(); myAISContext->NextSelected())
    {
      TopoDS_Shape aSelShape = myAISContext->SelectedShape();
      if (aSelShape.ShapeType() != TopAbs_EDGE)
      {
        AfxMessageBox("It is necessary to activate the edges selection mode\n\
                      and select edges on an object before \nrunning this function");
        return;
      }
    }

    BoxRadius dlg(NULL,10.);
    if (dlg.DoModal() == IDOK)
    {
      for (myAISContext->InitSelected(); myAISContext->MoreSelected(); myAISContext->NextSelected())
      {
        TopoDS_Edge anEdge = TopoDS::Edge(myAISContext->SelectedShape());
        aFillet.Add(dlg.m_radius,anEdge);
      }
    }
    else
    {
      return;
    }

    TopoDS_Shape aNewShape;
    try
    {
      aNewShape = aFillet.Shape();
    }
    catch (Standard_Failure)
    {
      AfxMessageBox("Error During Fillet computation");
      return;
    }

    S ->Set (aNewShape);
    myAISContext->Redisplay (S);
  }

  myCResultDialog.SetTitle("Make a fillet");
  myCResultDialog.SetText("  Handle(AIS_Shape) S = Handle(AIS_Shape)::DownCast(myAISContext->Interactive()); \n"
                                    "  \n"
                                    "  BRepAPI_MakeFillet aFillet(S->Shape()); \n"
                                    "  \n"
                                    "  TopoDS_Edge anEdge=TopoDS::Edge(myAISContext->SelectedShape()); \n"
                                    "  \n"
                                    "  aFillet.Add(dlg.m_radius,anEdge); \n"
                                    "  \n"
                                    "  TopoDS_Shape aNewShape = aFillet.Shape(); \n"
                                    "  \n"
                                    "  S->Set(aNewShape); \n"
                                    "  \n"
                                    "  myAISContext->Redisplay(S); \n"
                                    "  \n");
  SetTitle("Make a fillet");
}

// Create and display a circle with standard tools
void CViewer3dDoc::OnCircle() 
{
  gp_Ax2 anAx2 (gp_Pnt (0., 0., 0.), gp_Dir(0., 0., -1.));
  Handle(Geom_Circle) aGeomCircle = new Geom_Circle (anAx2, 300);

  // the lines above substitute
  // GC_MakeCircle C(gp_Pnt(-100.,-300.,0.),gp_Pnt(-50.,-200.,0.),gp_Pnt(-10.,-250.,0.));
  // Handle(AIS_Circle) anAISCirc = new AIS_Circle(C.Value());

  Handle(AIS_Circle) anAISCirc = new AIS_Circle(aGeomCircle);
  myAISContext->Display (anAISCirc);

  myCResultDialog.SetTitle("Create a circle");
  myCResultDialog.SetText("  GC_MakeCircle C(gp_Pnt(-100.,-300.,0.),gp_Pnt(-50.,-200.,0.),gp_Pnt(-10.,-250.,0.)); \n"
                                    "  \n"
                                    "  Handle(AIS_Circle) anAISCirc = new AIS_Circle(C.Value()); \n"
                                    "  \n"
                                    "  myAISContext->Display(anAISCirc); \n"
                                    "  \n");
  SetTitle("Create a circle");
}

void CViewer3dDoc::OnLine() 
{
  // TODO: Add your command handler code here
  gp_Lin aGpLin (gp_Pnt (0., 0., 0.), gp_Dir(1., 0., 0.));
  Handle(Geom_Line) aGeomLin = new Geom_Line (aGpLin);
  Handle(AIS_Line) anAISLine = new AIS_Line (aGeomLin);
  myAISContext->Display (anAISLine);

  myCResultDialog.SetTitle("Create a line");
  myCResultDialog.SetText("  gp_Lin L(gp_Pnt(0.,0.,0.),gp_Dir(1.,0.,0.)); \n"
                                    "  \n"
                                    "  Handle(Geom_Line) aLine = new Geom_Line(L); \n"
                                    "  \n"
                                    "  Handle(AIS_Line) anAISLine = new AIS_Line(aLine); \n"
                                    "  \n"
                                    "  myAISContext->Display(anAISLine); \n"
                                    "  \n");
  SetTitle("Create a line");
}

void CViewer3dDoc::OnNbisos() 
{
  int aNumU = myAISContext->DefaultDrawer()->UIsoAspect()->Number();
  int aNumV = myAISContext->DefaultDrawer()->VIsoAspect()->Number();

  DlgIsos aDlg (NULL, aNumU, aNumV);

  if (aDlg.DoModal() == IDOK)
  {
    myAISContext->DefaultDrawer()->UIsoAspect()->SetNumber (aDlg.m_isou);
    myAISContext->DefaultDrawer()->VIsoAspect()->SetNumber (aDlg.m_isov);

    myCResultDialog.SetTitle("Iso Aspect");
    myCResultDialog.SetText("  myAISContext->DefaultDrawer()->UIsoAspect()->SetNumber(dlg.m_isou); \n"
                                      "  \n"
                                      "  myAISContext->DefaultDrawer()->VIsoAspect()->SetNumber(dlg.m_isov); \n"
                                      "  \n");
    SetTitle("Iso Aspect");
  }
}

BOOL CViewer3dDoc::OnNewDocument()
{
  if (!CDocument::OnNewDocument())
    return FALSE;

  // TODO: add reinitialization code here
  // (SDI documents will reuse this document)
  SetTitle(myPresentation->GetName());

  myAISContext->EraseAll();
  myAISContext->SetDisplayMode(AIS_Shaded);

  POSITION pos = GetFirstViewPosition();
  while (pos != NULL)
  {
    CViewer3dView* pView = (CViewer3dView*) GetNextView(pos);
    pView->Reset();
  }  

  return TRUE;
}

void CViewer3dDoc::OnFileNew()
{
  OnNewDocument();
}

void CViewer3dDoc::InitViewButtons()
{
  POSITION pos = GetFirstViewPosition();
  while (pos != NULL)
  {
    CViewer3dView* pView = (CViewer3dView*) GetNextView(pos);
    pView->InitButtons();
  }
}

void CViewer3dDoc::OnTextureOn()
{
	isTextureSampleStarted = TRUE;
	Start();
}

void CViewer3dDoc::DoSample()
{
  InitViewButtons();

  HCURSOR hOldCursor = ::GetCursor();
  HCURSOR hNewCursor = AfxGetApp()->LoadStandardCursor(IDC_APPSTARTING);

  SetCursor(hNewCursor);
  {
    try
    {
      myPresentation->DoSample();
    }
    catch (Standard_Failure)
    {
      Standard_SStream aSStream;
      aSStream << "An exception was caught: " << Standard_Failure::Caught() << ends;
      Standard_CString aMsg = aSStream.str().c_str();
      //      aSStream.rdbuf()->freeze(0);   // allow deletion of dynamic array
      AfxMessageBox (aMsg);
    }
  }
  SetCursor(hOldCursor);
}

void CViewer3dDoc::OnBUTTONStart() 
{
  myAISContext->EraseAll();
  myPresentation->FirstSample();
  DoSample();
}

void CViewer3dDoc::OnBUTTONEnd()
{
  myAISContext->EraseAll();
  myPresentation->LastSample();
  DoSample();
}

void CViewer3dDoc::OnBUTTONRepeat() 
{
  DoSample();
}

void CViewer3dDoc::OnBUTTONNext() 
{
  if (!myPresentation->AtLastSample())
  {
    myPresentation->NextSample();
    DoSample();
  }
}

void CViewer3dDoc::OnBUTTONPrev() 
{
  if (!myPresentation->AtFirstSample())
  {
    myPresentation->PrevSample();
    DoSample();
  }
}

void CViewer3dDoc::OnUpdateBUTTONNext(CCmdUI* pCmdUI) 
{
	if ( isTextureSampleStarted )
		pCmdUI->Enable (!myPresentation->AtLastSample());
	else
		pCmdUI->Enable (FALSE);
}

void CViewer3dDoc::OnUpdateBUTTONPrev(CCmdUI* pCmdUI) 
{
	if ( isTextureSampleStarted )
		pCmdUI->Enable (!myPresentation->AtFirstSample());
	else
		pCmdUI->Enable (FALSE);
}

void CViewer3dDoc::OnUpdateBUTTONStart(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable (isTextureSampleStarted);
}

void CViewer3dDoc::OnUpdateBUTTONRepeat(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable (isTextureSampleStarted);
}

void CViewer3dDoc::OnUpdateBUTTONEnd(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable (isTextureSampleStarted);
}

void CViewer3dDoc::OnDumpView() 
{
  CFileDialog aDlg (false, "gif", "OCCView.gif", OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,
    "GIF  Files (*.GIF)|*.gif|"
    "BMP  Files (*.BMP)|*.bmp|"
    "PNG  Files (*.PNG)|*.png|"
    "JPEG Files (*.JPG)|*.jpg|"
    "PPM  Files (*.PPM)|*.ppm|"
    "TIFF Files (*.TIFF)|*.tiff|"
    "TGA  Files (*.TGA)|*.tga|"
    "EXR  Files (*.EXR)|*.exr||", NULL);
  if (aDlg.DoModal() != IDOK)
  {
    return;
  }

  for (POSITION aPos = GetFirstViewPosition(); aPos != NULL;)
  {
    CViewer3dView* pView = (CViewer3dView* )GetNextView (aPos);
    pView->UpdateWindow();
  }
  myViewer->InitActiveViews();
  Handle(V3d_View) aView = myViewer->ActiveView();
  aView->Dump (aDlg.GetPathName());
}

void CViewer3dDoc::Start()
{
  myPresentation->Init();
  OnBUTTONStart();
}

void CViewer3dDoc::Fit()
{
	CMDIFrameWnd *pFrame =  (CMDIFrameWnd*)AfxGetApp()->m_pMainWnd;
	CMDIChildWnd *pChild =  (CMDIChildWnd *) pFrame->GetActiveFrame();
	CViewer3dView *pView = (CViewer3dView *) pChild->GetActiveView();
	pView->FitAll();
}