samples/mfc/standard/04_Viewer3d/src/Viewer3dView.cpp

   1 // Viewer3dView.cpp : implementation of the CViewer3dView class
   2 //
   3
   4 #include "stdafx.h"
   5
   6 #include "Viewer3dView.h"
   7
   8 #include "OCC_MainFrame.h"
   9 #include "Viewer3dApp.h"
  10 #include "Viewer3dDoc.h"
  11 #include "ZClippingDlg.h"
  12 #include "ZCueingDlg.h"
  13 #include "ScaleDlg.h"
  14 #include "ShadingModelDlg.h"
  15 #include "ModelClippingDlg.h"
  16 #include "TrihedronDlg.h"
  17
  18 #include <V3d_AmbientLight.hxx>
  19 #include <V3d_DirectionalLight.hxx>
  20 #include <V3d_PositionalLight.hxx>
  21 #include <V3d_PositionLight.hxx>
  22 #include <V3d_SpotLight.hxx>
  23 #include <TopoDS_Solid.hxx>
  24 #include <Precision.hxx>
  25 #include <Graphic3d_GraphicDriver.hxx>
  26
  27 #define ValZWMin 1
  28 #define X_Key 0x58
  29 #define Y_Key 0x59
  30 #define Z_Key 0x5A
  31
  32 #define ModelClipping
  33
  34 #ifdef _DEBUG
  35 #undef THIS_FILE
  36 static char THIS_FILE[] = __FILE__;
  37 #endif
  38
  39 //gp_Pnt ConvertClickToPoint(Standard_Real x, Standard_Real y, Handle(V3d_View) aView);
  40
  41         gp_Pnt p1,p2,p3;
  42         Handle(AIS_Shape) spotConeShape=new AIS_Shape(TopoDS_Solid());
  43         Handle(AIS_Shape) directionalEdgeShape=new AIS_Shape(TopoDS_Edge());
  44
  45 /////////////////////////////////////////////////////////////////////////////
  46 // CViewer3dView
  47
  48 IMPLEMENT_DYNCREATE(CViewer3dView, CView)
  49
  50 BEGIN_MESSAGE_MAP(CViewer3dView, CView)
  51         //{{AFX_MSG_MAP(CViewer3dView)
  52         ON_COMMAND(ID_BUTTONAxo, OnBUTTONAxo)
  53         ON_COMMAND(ID_BUTTONBack, OnBUTTONBack)
  54         ON_COMMAND(ID_BUTTONBottom, OnBUTTONBottom)
  55         ON_COMMAND(ID_BUTTONFront, OnBUTTONFront)
  56         ON_COMMAND(ID_BUTTONHlrOff, OnBUTTONHlrOff)
  57         ON_COMMAND(ID_BUTTONHlrOn, OnBUTTONHlrOn)
  58         ON_COMMAND(ID_BUTTONLeft, OnBUTTONLeft)
  59         ON_COMMAND(ID_BUTTONPan, OnBUTTONPan)
  60         ON_COMMAND(ID_BUTTONPanGlo, OnBUTTONPanGlo)
  61         ON_COMMAND(ID_BUTTONReset, OnBUTTONReset)
  62         ON_COMMAND(ID_BUTTONRight, OnBUTTONRight)
  63         ON_COMMAND(ID_BUTTONRot, OnBUTTONRot)
  64         ON_COMMAND(ID_BUTTONTop, OnBUTTONTop)
  65         ON_COMMAND(ID_BUTTONZoomAll, OnBUTTONZoomAll)
  66         ON_WM_SIZE()
  67         ON_COMMAND(ID_BUTTONZoomProg, OnBUTTONZoomProg)
  68         ON_COMMAND(ID_BUTTONZoomWin, OnBUTTONZoomWin)
  69         ON_WM_LBUTTONDOWN()
  70   ON_WM_KEYDOWN()
  71         ON_WM_LBUTTONUP()
  72         ON_WM_MBUTTONDOWN()
  73         ON_WM_MBUTTONUP()
  74         ON_WM_MOUSEMOVE()
  75         ON_WM_RBUTTONDOWN()
  76         ON_WM_RBUTTONUP()
  77         ON_UPDATE_COMMAND_UI(ID_BUTTONHlrOff, OnUpdateBUTTONHlrOff)
  78         ON_UPDATE_COMMAND_UI(ID_BUTTONHlrOn, OnUpdateBUTTONHlrOn)
  79         ON_UPDATE_COMMAND_UI(ID_BUTTONPanGlo, OnUpdateBUTTONPanGlo)
  80         ON_UPDATE_COMMAND_UI(ID_BUTTONPan, OnUpdateBUTTONPan)
  81         ON_UPDATE_COMMAND_UI(ID_BUTTONZoomProg, OnUpdateBUTTONZoomProg)
  82         ON_UPDATE_COMMAND_UI(ID_BUTTONZoomWin, OnUpdateBUTTONZoomWin)
  83         ON_UPDATE_COMMAND_UI(ID_BUTTONRot, OnUpdateBUTTONRot)
  84         ON_COMMAND(ID_Modify_ChangeBackground     , OnModifyChangeBackground)
  85         ON_COMMAND(ID_DIRECTIONAL_LIGHT, OnDirectionalLight)
  86         ON_COMMAND(ID_SPOT_LIGHT, OnSpotLight)
  87         ON_COMMAND(ID_POSITIONAL_LIGHT, OnPositionalLight)
  88         ON_COMMAND(ID_AMBIENT_LIGHT, OnAmbientLight)
  89         ON_COMMAND(ID_ZCUEING, OnZcueing)
  90         ON_COMMAND(ID_SCALE, OnScale)
  91         ON_COMMAND(ID_ZCLIPPING, OnZclipping)
  92         ON_COMMAND(ID_SHADINGMODEL, OnShadingmodel)
  93         ON_COMMAND(ID_ANTIALIASINGONOFF, OnAntialiasingonoff)
  94         ON_COMMAND(ID_CLEAR_LIGHTS, OnClearLights)
  95         ON_COMMAND(ID_MODELCLIPPING, OnModelclipping)
  96         ON_COMMAND(ID_OPTIONS_TRIHEDRON_STATIC_TRIHEDRON, OnOptionsTrihedronStaticTrihedron)
  97         //}}AFX_MSG_MAP
  98 END_MESSAGE_MAP()
  99
 100 /////////////////////////////////////////////////////////////////////////////
 101 // CViewer3dView construction/destruction
 102
 103 CViewer3dView::CViewer3dView()
 104 : scaleX (1),
 105   scaleY (1),
 106   scaleZ (1),
 107   myVisMode (VIS_SHADE),
 108   myCurrentMode (CurAction3d_Nothing),
 109   myXmin (0),
 110   myYmin (0),
 111   myXmax (0),
 112   myYmax (0),
 113   myCurZoom (0.0),
 114   myWidth  (0),
 115   myHeight (0),
 116   NbActiveLights (2), // There are 2 default active lights
 117   myHlrModeIsOn (Standard_False),
 118   m_Pen (NULL),
 119   myAxisKey (0),
 120   myScaleDirection (0)
 121 {
 122   // TODO: add construction code here
 123   myGraphicDriver = ((CViewer3dApp*)AfxGetApp())->GetGraphicDriver();
 124 }
 125
 126 CViewer3dView::~CViewer3dView()
 127 {
 128   myView->Remove();
 129   if (m_Pen) delete m_Pen;
 130 }
 131
 132 BOOL CViewer3dView::PreCreateWindow(CREATESTRUCT& cs)
 133 {
 134         // TODO: Modify the Window class or styles here by modifying
 135         //  the CREATESTRUCT cs
 136
 137         return CView::PreCreateWindow(cs);
 138 }
 139
 140 /////////////////////////////////////////////////////////////////////////////
 141 // CViewer3dView drawing
 142 void CViewer3dView::OnInitialUpdate()
 143 {
 144   CView::OnInitialUpdate();
 145
 146   myView = GetDocument()->GetViewer()->CreateView();
 147
 148   // store for restore state after rotation (witch is in Degenerated mode)
 149   myHlrModeIsOn = Standard_False;
 150   myView->SetComputedMode (myHlrModeIsOn);
 151
 152   Handle(WNT_Window) aWNTWindow = new WNT_Window (GetSafeHwnd());
 153   myView->SetWindow(aWNTWindow);
 154   if (!aWNTWindow->IsMapped()) aWNTWindow->Map();
 155
 156   //    Standard_Integer w=100 , h=100 ;   /* Debug Matrox                         */
 157   //    aWNTWindow->Size (w,h) ;           /* Keeps me unsatisfied (rlb).....      */
 158                                          /* Resize is not supposed to be done on */
 159                                          /* Matrox                               */
 160                                          /* I suspect another problem elsewhere  */
 161   //    ::PostMessage ( GetSafeHwnd () , WM_SIZE , SIZE_RESTORED , w + h*65536 ) ;
 162
 163   // store the mode ( nothing , dynamic zooming, dynamic ... )
 164   myCurrentMode = CurAction3d_Nothing;
 165   myVisMode = VIS_SHADE;
 166   RedrawVisMode();
 167 }
 168
 169 void CViewer3dView::OnDraw(CDC* pDC)
 170 {
 171         CViewer3dDoc* pDoc = GetDocument();
 172         ASSERT_VALID(pDoc);
 173         CRect aRect;
 174         GetWindowRect(aRect);
 175         if(myWidth != aRect.Width() || myHeight != aRect.Height()) {
 176                 myWidth = aRect.Width();
 177                 myHeight = aRect.Height();
 178                 ::PostMessage ( GetSafeHwnd () , WM_SIZE , SW_SHOW , myWidth + myHeight*65536 );
 179         }
 180         myView->Redraw();
 181
 182 }
 183
 184 /////////////////////////////////////////////////////////////////////////////
 185 // CViewer3dView diagnostics
 186
 187 #ifdef _DEBUG
 188 void CViewer3dView::AssertValid() const
 189 {
 190         CView::AssertValid();
 191 }
 192
 193 void CViewer3dView::Dump(CDumpContext& dc) const
 194 {
 195         CView::Dump(dc);
 196 }
 197
 198 CViewer3dDoc* CViewer3dView::GetDocument() // non-debug version is inline
 199 {
 200         ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CViewer3dDoc)));
 201         return (CViewer3dDoc*)m_pDocument;
 202 }
 203 #endif //_DEBUG
 204
 205 /////////////////////////////////////////////////////////////////////////////
 206 // CViewer3dView message handlers
 207
 208 gp_Pnt ConvertClickToPoint(Standard_Real x, Standard_Real y, Handle(V3d_View) aView)
 209 {
 210         V3d_Coordinate XEye,YEye,ZEye,XAt,YAt,ZAt;
 211         aView->Eye(XEye,YEye,ZEye);
 212         aView->At(XAt,YAt,ZAt);
 213         gp_Pnt EyePoint(XEye,YEye,ZEye);
 214         gp_Pnt AtPoint(XAt,YAt,ZAt);
 215
 216         gp_Vec EyeVector(EyePoint,AtPoint);
 217         gp_Dir EyeDir(EyeVector);
 218
 219         gp_Pln PlaneOfTheView = gp_Pln(AtPoint,EyeDir);
 220         Standard_Real X,Y,Z;
 221         aView->Convert(int(x),int(y),X,Y,Z);
 222         gp_Pnt ConvertedPoint(X,Y,Z);
 223         gp_Pnt2d ConvertedPointOnPlane = ProjLib::Project(PlaneOfTheView,ConvertedPoint);
 224
 225         gp_Pnt ResultPoint = ElSLib::Value(ConvertedPointOnPlane.X(),
 226                                                                         ConvertedPointOnPlane.Y(),
 227                                                                         PlaneOfTheView);
 228         return ResultPoint;
 229 }
 230
 231 void CViewer3dView::OnSize(UINT nType, int cx, int cy)
 232 {
 233   if (!myView.IsNull())
 234    myView->MustBeResized();
 235 }
 236
 237 void CViewer3dView::OnBUTTONBack()
 238 {
 239         myView->SetProj(V3d_Xneg);
 240
 241 TCollection_AsciiString Message("\
 242 myView->SetProj(V3d_Xneg);\n\
 243   ");
 244
 245   // Update The Result Message Dialog
 246 GetDocument()->UpdateResultMessageDlg("SetProj",Message);
 247 } // See the back View
 248 void CViewer3dView::OnBUTTONFront()
 249 {
 250         myView->SetProj(V3d_Xpos);
 251
 252 TCollection_AsciiString Message("\
 253 myView->SetProj(V3d_Xpos);\n\
 254   ");
 255
 256   // Update The Result Message Dialog
 257 GetDocument()->UpdateResultMessageDlg("SetProj",Message);
 258 } // See the front View
 259
 260 void CViewer3dView::OnBUTTONBottom()
 261 {
 262         myView->SetProj(V3d_Zneg);
 263
 264 TCollection_AsciiString Message("\
 265 myView->SetProj(V3d_Zneg);\n\
 266   ");
 267
 268   // Update The Result Message Dialog
 269 GetDocument()->UpdateResultMessageDlg("SetProj",Message);
 270 } // See the bottom View
 271 void CViewer3dView::OnBUTTONTop()
 272 {
 273         myView->SetProj(V3d_Zpos);
 274
 275 TCollection_AsciiString Message("\
 276 myView->SetProj(V3d_Zpos);\n\
 277   ");
 278
 279   // Update The Result Message Dialog
 280 GetDocument()->UpdateResultMessageDlg("SetProj",Message);
 281 } // See the top View
 282
 283 void CViewer3dView::OnBUTTONLeft()
 284 {
 285         myView->SetProj(V3d_Ypos);
 286
 287 TCollection_AsciiString Message("\
 288 myView->SetProj(V3d_Ypos);\n\
 289   ");
 290
 291   // Update The Result Message Dialog
 292 GetDocument()->UpdateResultMessageDlg("SetProj",Message);
 293 } // See the left View
 294 void CViewer3dView::OnBUTTONRight()
 295 {
 296         myView->SetProj(V3d_Yneg);
 297
 298 TCollection_AsciiString Message("\
 299 myView->SetProj(V3d_Yneg);\n\
 300   ");
 301
 302   // Update The Result Message Dialog
 303 GetDocument()->UpdateResultMessageDlg("SetProj",Message);
 304 } // See the right View
 305
 306 void CViewer3dView::OnBUTTONAxo()
 307 {
 308         myView->SetProj(V3d_XposYnegZpos);
 309
 310 TCollection_AsciiString Message("\
 311 myView->SetProj(V3d_XposYnegZpos);\n\
 312   ");
 313
 314   // Update The Result Message Dialog
 315 GetDocument()->UpdateResultMessageDlg("SetProj",Message);
 316 } // See the axonometric View
 317
 318 void CViewer3dView::OnBUTTONHlrOff()
 319 {
 320   myHlrModeIsOn = Standard_False;
 321   myView->SetComputedMode (myHlrModeIsOn);
 322
 323   TCollection_AsciiString aMsg ("myView->SetComputedMode (Standard_False);\n"
 324                                 "  ");
 325
 326   // Update The Result Message Dialog
 327   GetDocument()->UpdateResultMessageDlg ("SetComputedMode", aMsg);
 328 }
 329
 330 void CViewer3dView::OnBUTTONHlrOn()
 331 {
 332   SetCursor(AfxGetApp()->LoadStandardCursor(IDC_WAIT));
 333   myHlrModeIsOn = Standard_True;
 334   myView->SetComputedMode (myHlrModeIsOn);
 335   SetCursor(AfxGetApp()->LoadStandardCursor(IDC_ARROW));
 336
 337   TCollection_AsciiString aMsg ("myView->SetComputedMode (Standard_True);\n"
 338                                 "  ");
 339
 340   // Update The Result Message Dialog
 341   GetDocument()->UpdateResultMessageDlg ("SetComputedMode", aMsg);
 342 }
 343
 344 void CViewer3dView::OnBUTTONPan()
 345 {  myCurrentMode = CurAction3d_DynamicPanning; }
 346
 347 void CViewer3dView::OnBUTTONPanGlo()
 348 {
 349   // save the current zoom value
 350   myCurZoom = myView->Scale();
 351   // Do a Global Zoom
 352   myView->FitAll();
 353   // Set the mode
 354   myCurrentMode = CurAction3d_GlobalPanning;
 355 }
 356
 357 void CViewer3dView::OnBUTTONReset()
 358 {   myView->Reset(); }
 359
 360 void CViewer3dView::OnBUTTONRot()
 361 {   myCurrentMode = CurAction3d_DynamicRotation; }
 362
 363
 364 void CViewer3dView::OnBUTTONZoomAll()
 365 {
 366   myView->FitAll();
 367   myView->ZFitAll();
 368 }
 369
 370 void CViewer3dView::OnBUTTONZoomProg()
 371 {  myCurrentMode = CurAction3d_DynamicZooming; }
 372
 373 void CViewer3dView::OnBUTTONZoomWin()
 374 {  myCurrentMode = CurAction3d_WindowZooming; }
 375
 376 void CViewer3dView::OnLButtonDown(UINT nFlags, CPoint point)
 377 {
 378   //  save the current mouse coordinate in min
 379   myXmin=point.x;  myYmin=point.y;
 380   myXmax=point.x;  myYmax=point.y;
 381
 382   if ( nFlags & MK_CONTROL )
 383           {
 384             // Button MB1 down Control :start zomming
 385         // SetCursor(AfxGetApp()->LoadStandardCursor());
 386           }
 387         else // if ( Ctrl )
 388           {
 389         switch (myCurrentMode)
 390         {
 391          case CurAction3d_Nothing : // start a drag
 392            if (nFlags & MK_SHIFT)
 393                 GetDocument()->ShiftDragEvent(myXmax,myYmax,-1,myView);
 394            else
 395                 GetDocument()->DragEvent(myXmax,myYmax,-1,myView);
 396         break;
 397          break;
 398          case CurAction3d_DynamicZooming : // noting
 399          break;
 400          case CurAction3d_WindowZooming :
 401          break;
 402          case CurAction3d_DynamicPanning :// noting
 403          break;
 404          case CurAction3d_GlobalPanning :// noting
 405         break;
 406         case  CurAction3d_DynamicRotation :
 407           if (myHlrModeIsOn)
 408           {
 409             myView->SetComputedMode (Standard_False);
 410           }
 411           myView->StartRotation (point.x, point.y);
 412           break;
 413         case  CurAction3d_BeginPositionalLight :
 414                         {
 415                         p1 = ConvertClickToPoint(point.x,point.y,myView);
 416                         myCurrent_PositionalLight->SetPosition(p1.X(),p1.Y(),p1.Z()) ;
 417                         GetDocument()->GetAISContext()->CloseLocalContext();
 418                         ((OCC_MainFrame*)AfxGetMainWnd())->SetStatusMessage("Ready");
 419                         myCurrentMode = CurAction3d_Nothing;
 420
 421 TCollection_AsciiString Message("\
 422 myCurrent_PositionalLight->SetPosition(Xp, Yp, Zp) ;\n\
 423 ");
 424 // Update The Result Message Dialog
 425 GetDocument()->UpdateResultMessageDlg("SetPosition",Message);
 426                         }
 427         break;
 428         case  CurAction3d_BeginSpotLight :
 429                         {
 430                         p1 = ConvertClickToPoint(point.x,point.y,myView);
 431                         myCurrent_SpotLight = new V3d_SpotLight(myView->Viewer(),0.,0.,1., p1.X(),p1.Y(),p1.Z(),Quantity_NOC_RED);
 432                         myView->SetLightOn(myCurrent_SpotLight);
 433                         NbActiveLights++;
 434                         p2 = gp_Pnt(p1.X(),p1.Y(),p1.Z()+1.);
 435                         Standard_Real coneHeigth=p1.Distance(p2);
 436                         BRepPrimAPI_MakeCone MakeCone(gp_Ax2(p1, gp_Dir(gp_Vec(p1, p2))),
 437                                 0, (p1.Distance(p2))/tan(1.04), coneHeigth);
 438                         spotConeShape->Set(MakeCone.Solid());
 439                         GetDocument()->GetAISContext()->Display(spotConeShape,0,-1);
 440                         ((OCC_MainFrame*)AfxGetMainWnd())->SetStatusMessage("Pick the target point");
 441                         myCurrentMode = CurAction3d_TargetSpotLight;
 442
 443 TCollection_AsciiString Message("\
 444 myCurrent_SpotLight->SetDirection(Xv, Yv, Zv);\n\
 445 ");
 446 // Update The Result Message Dialog
 447 GetDocument()->UpdateResultMessageDlg("SetDirection",Message);
 448                         }
 449         break;
 450         case  CurAction3d_TargetSpotLight :
 451                         {
 452                         p2 = ConvertClickToPoint(point.x,point.y,myView);
 453                         ((OCC_MainFrame*)AfxGetMainWnd())->SetStatusMessage("Pick a third point (to define the angle)");
 454                         myCurrentMode = CurAction3d_EndSpotLight;
 455
 456 TCollection_AsciiString Message("\
 457 myCurrent_SpotLight->SetAngle(Angle) ;\n\
 458 ");
 459 // Update The Result Message Dialog
 460 GetDocument()->UpdateResultMessageDlg("SetAngle",Message);
 461                         }
 462                 break;
 463         case  CurAction3d_EndSpotLight :
 464                         GetDocument()->GetAISContext()->Erase(spotConeShape);
 465                         GetDocument()->GetAISContext()->CloseLocalContext();
 466                         ((OCC_MainFrame*)AfxGetMainWnd())->SetStatusMessage("Ready");
 467                         myCurrentMode = CurAction3d_Nothing;
 468         break;
 469                 case CurAction3d_BeginDirectionalLight:
 470                         {
 471                                 p1 = ConvertClickToPoint(point.x,point.y,myView);
 472                                 p2 = gp_Pnt(p1.X(),p1.Y(),p1.Z()+1.);
 473                                 BRepBuilderAPI_MakeEdge MakeEdge(p1, p2);
 474                                 directionalEdgeShape->Set(MakeEdge.Edge());
 475                                 GetDocument()->GetAISContext()->Display(directionalEdgeShape,0,-1);
 476                         // Create a directional light
 477                                 myCurrent_DirectionalLight = new V3d_DirectionalLight(myView->Viewer(), p1.X(),p1.Y(),p1.Z(),0.,0.,1.);
 478                                 myView->SetLightOn(myCurrent_DirectionalLight);
 479                                 NbActiveLights++;
 480                                 ((OCC_MainFrame*)AfxGetMainWnd())->SetStatusMessage("Pick the target point");
 481                                 myCurrentMode = CurAction3d_EndDirectionalLight;
 482
 483
 484 TCollection_AsciiString Message("\
 485 myCurrent_DirectionalLight->SetDirection(Xv, Yv, Zv);\n\
 486 ");
 487 // Update The Result Message Dialog
 488 GetDocument()->UpdateResultMessageDlg("SetDirection",Message);
 489                         }
 490                 break;
 491                 case CurAction3d_EndDirectionalLight:
 492                         GetDocument()->GetAISContext()->Erase(directionalEdgeShape);
 493                         GetDocument()->GetAISContext()->CloseLocalContext();
 494                         ((OCC_MainFrame*)AfxGetMainWnd())->SetStatusMessage("Ready");
 495                         myCurrentMode = CurAction3d_Nothing;
 496                 break;
 497         }
 498     }
 499 }
 500
 501 void CViewer3dView::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
 502 {
 503
 504   if( nChar == X_Key || nChar == Y_Key || nChar == Z_Key )
 505     myAxisKey = nChar;
 506   else if( (nChar == VK_ADD || nChar == VK_SUBTRACT) && myAxisKey )
 507   {
 508     myScaleDirection = nChar;
 509     if( myAxisKey && myScaleDirection )
 510     {
 511       switch( myAxisKey )
 512       {
 513       case X_Key:
 514         if( myScaleDirection == VK_ADD ) scaleX ++;
 515         if( myScaleDirection == VK_SUBTRACT ) scaleX --;
 516         break;
 517       case Y_Key:
 518         if( myScaleDirection == VK_ADD ) scaleY ++;
 519         if( myScaleDirection == VK_SUBTRACT ) scaleY --;
 520         break;
 521       case Z_Key:
 522         if( myScaleDirection == VK_ADD ) scaleZ ++;
 523         if( myScaleDirection == VK_SUBTRACT ) scaleZ --;
 524         break;
 525       default:
 526         break;
 527       }
 528       if( scaleX < 1 ) scaleX = 1;
 529       if( scaleY < 1 ) scaleY = 1;
 530       if( scaleZ < 1 ) scaleZ = 1;
 531
 532       myView->SetAxialScale( scaleX, scaleY, scaleZ );
 533     }
 534   }
 535 }
 536
 537 void CViewer3dView::OnLButtonUp(UINT nFlags, CPoint point)
 538 {
 539    if ( nFlags & MK_CONTROL )
 540           {
 541         return;
 542           }
 543         else // if ( Ctrl )
 544           {
 545         switch (myCurrentMode)
 546         {
 547          case CurAction3d_Nothing :
 548          if (point.x == myXmin && point.y == myYmin)
 549          { // no offset between down and up --> selectEvent
 550             myXmax=point.x;
 551             myYmax=point.y;
 552             if (nFlags & MK_SHIFT )
 553               GetDocument()->ShiftInputEvent(point.x,point.y,myView);
 554             else
 555               GetDocument()->InputEvent     (point.x,point.y,myView);
 556          } else
 557          {
 558             DrawRectangle(myXmin,myYmin,myXmax,myYmax,Standard_False);
 559             myXmax=point.x;
 560             myYmax=point.y;
 561                     if (nFlags & MK_SHIFT)
 562                                 GetDocument()->ShiftDragEvent(point.x,point.y,1,myView);
 563                         else
 564                                 GetDocument()->DragEvent(point.x,point.y,1,myView);
 565          }
 566          break;
 567          case CurAction3d_DynamicZooming :
 568              // SetCursor(AfxGetApp()->LoadStandardCursor());
 569                myCurrentMode = CurAction3d_Nothing;
 570          break;
 571          case CurAction3d_WindowZooming :
 572            DrawRectangle(myXmin,myYmin,myXmax,myYmax,Standard_False);
 573            myXmax=point.x;
 574            myYmax=point.y;
 575                if ((abs(myXmin-myXmax)>ValZWMin) || (abs(myYmin-myYmax)>ValZWMin))
 576                                          // Test if the zoom window is greater than a minimale window.
 577                         {
 578                           // Do the zoom window between Pmin and Pmax
 579                           myView->WindowFitAll(myXmin,myYmin,myXmax,myYmax);
 580                         }
 581                myCurrentMode = CurAction3d_Nothing;
 582          break;
 583          case CurAction3d_DynamicPanning :
 584            myCurrentMode = CurAction3d_Nothing;
 585          break;
 586          case CurAction3d_GlobalPanning :
 587                myView->Place(point.x,point.y,myCurZoom);
 588                myCurrentMode = CurAction3d_Nothing;
 589         break;
 590         case  CurAction3d_DynamicRotation :
 591                myCurrentMode = CurAction3d_Nothing;
 592         break;
 593         } //switch (myCurrentMode)
 594     } //        else // if ( Ctrl )
 595 }
 596
 597 void CViewer3dView::OnMButtonDown(UINT nFlags, CPoint point)
 598 {
 599    if ( nFlags & MK_CONTROL )
 600           {
 601         // Button MB2 down Control : panning init
 602         // SetCursor(AfxGetApp()->LoadStandardCursor());
 603           }
 604 }
 605
 606 void CViewer3dView::OnMButtonUp(UINT nFlags, CPoint point)
 607 {
 608    if ( nFlags & MK_CONTROL )
 609           {
 610         // Button MB2 down Control : panning init
 611         // SetCursor(AfxGetApp()->LoadStandardCursor());
 612           }
 613 }
 614
 615 void CViewer3dView::OnRButtonDown(UINT nFlags, CPoint point)
 616 {
 617   if ( nFlags & MK_CONTROL )
 618   {
 619     // SetCursor(AfxGetApp()->LoadStandardCursor());
 620     if (myHlrModeIsOn)
 621     {
 622       myView->SetComputedMode (Standard_False);
 623     }
 624     myView->StartRotation (point.x, point.y);
 625   }
 626   else // if ( Ctrl )
 627   {
 628     GetDocument()->Popup (point.x, point.y, myView);
 629   }
 630 }
 631
 632 void CViewer3dView::OnRButtonUp(UINT nFlags, CPoint point)
 633 {
 634   SetCursor(AfxGetApp()->LoadStandardCursor(IDC_WAIT));
 635   myView->SetComputedMode (myHlrModeIsOn);
 636   SetCursor(AfxGetApp()->LoadStandardCursor(IDC_ARROW));
 637 }
 638
 639 void CViewer3dView::OnMouseMove(UINT nFlags, CPoint point)
 640 {
 641     //   ============================  LEFT BUTTON =======================
 642   if ( nFlags & MK_LBUTTON)
 643     {
 644      if ( nFlags & MK_CONTROL )
 645           {
 646             // move with MB1 and Control : on the dynamic zooming
 647             // Do the zoom in function of mouse's coordinates
 648             myView->Zoom(myXmax,myYmax,point.x,point.y);
 649             // save the current mouse coordinate in min
 650                 myXmax = point.x;
 651         myYmax = point.y;
 652           }
 653           else // if ( Ctrl )
 654           {
 655         switch (myCurrentMode)
 656         {
 657          case CurAction3d_Nothing :
 658                    myXmax = point.x;      myYmax = point.y;
 659            DrawRectangle(myXmin,myYmin,myXmax,myYmax,Standard_False);
 660            if (nFlags & MK_SHIFT)
 661              GetDocument()->ShiftDragEvent(myXmax,myYmax,0,myView);
 662            else
 663              GetDocument()->DragEvent(myXmax,myYmax,0,myView);
 664            DrawRectangle(myXmin,myYmin,myXmax,myYmax,Standard_True);
 665            break;
 666          case CurAction3d_DynamicZooming :
 667                myView->Zoom(myXmax,myYmax,point.x,point.y);
 668                // save the current mouse coordinate in min \n";
 669                myXmax=point.x;  myYmax=point.y;
 670          break;
 671          case CurAction3d_WindowZooming :
 672                    myXmax = point.x; myYmax = point.y;
 673            DrawRectangle(myXmin,myYmin,myXmax,myYmax,Standard_False,LongDash);
 674            DrawRectangle(myXmin,myYmin,myXmax,myYmax,Standard_True,LongDash);
 675
 676          break;
 677          case CurAction3d_DynamicPanning :
 678                    myView->Pan(point.x-myXmax,myYmax-point.y); // Realize the panning
 679                    myXmax = point.x; myYmax = point.y;
 680          break;
 681          case CurAction3d_GlobalPanning : // nothing
 682         break;
 683         case  CurAction3d_DynamicRotation :
 684           myView->Rotation(point.x,point.y);
 685               myView->Redraw();
 686         break;
 687         }//  switch (myCurrentMode)
 688       }// if ( nFlags & MK_CONTROL )  else
 689     } else //   if ( nFlags & MK_LBUTTON)
 690     //   ============================  MIDDLE BUTTON =======================
 691     if ( nFlags & MK_MBUTTON)
 692     {
 693      if ( nFlags & MK_CONTROL )
 694           {
 695                 myView->Pan(point.x-myXmax,myYmax-point.y); // Realize the panning
 696                 myXmax = point.x; myYmax = point.y;
 697
 698           }
 699     } else //  if ( nFlags & MK_MBUTTON)
 700     //   ============================  RIGHT BUTTON =======================
 701     if ( nFlags & MK_RBUTTON)
 702     {
 703      if ( nFlags & MK_CONTROL )
 704           {
 705          myView->Rotation(point.x,point.y);
 706           }
 707     }else //if ( nFlags & MK_RBUTTON)
 708     //   ============================  NO BUTTON =======================
 709     {  // No buttons
 710                 myXmax = point.x; myYmax = point.y;
 711                 if (myCurrentMode ==  CurAction3d_EndDirectionalLight)
 712                 {
 713                         p2 = ConvertClickToPoint(point.x,point.y,myView);
 714                         //Update the light dynamically
 715                         if( p1.Distance(p2)>Precision::Confusion())
 716                         {
 717                                 BRepBuilderAPI_MakeEdge MakeEdge(p1, p2);
 718                                 directionalEdgeShape->Set(MakeEdge.Edge());
 719                                 GetDocument()->GetAISContext()->Redisplay(directionalEdgeShape,0,-1);
 720                                 myCurrent_DirectionalLight->SetDirection(p2.X()-p1.X(),p2.Y()-p1.Y(),p2.Z()-p1.Z());
 721                                 myView->UpdateLights();
 722                         }
 723                 }
 724                 else if (myCurrentMode ==  CurAction3d_BeginPositionalLight)
 725                 {
 726                         p2 = ConvertClickToPoint(point.x,point.y,myView);
 727                         //Update the light dynamically
 728                         myCurrent_PositionalLight->SetPosition(p2.X(),p2.Y(),p2.Z());
 729                         myView->UpdateLights();
 730                 }
 731                 else if (myCurrentMode ==  CurAction3d_TargetSpotLight)
 732                 {
 733                         p2 = ConvertClickToPoint(point.x,point.y,myView);
 734                         //Update the light dynamically
 735                         Standard_Real coneHeigth=p1.Distance(p2);
 736                         if( coneHeigth>Precision::Confusion())
 737                         {
 738                                 BRepPrimAPI_MakeCone MakeCone(gp_Ax2(p1, gp_Dir(gp_Vec(p1, p2))),
 739                                         0, (p1.Distance(p2))/tan(1.04), coneHeigth);
 740                                 spotConeShape->Set(MakeCone.Solid());
 741                                 GetDocument()->GetAISContext()->Redisplay(spotConeShape,0,-1);
 742                                 myCurrent_SpotLight->SetDirection(p2.X()-p1.X(),p2.Y()-p1.Y(),p2.Z()-p1.Z());
 743                                 myView->UpdateLights();
 744                         }
 745                 }
 746                 else if (myCurrentMode ==  CurAction3d_EndSpotLight)
 747                 {
 748                         p3 = ConvertClickToPoint(point.x,point.y,myView);
 749                         //Update the light dynamically
 750                         Standard_Real coneHeigth=p1.Distance(p2);
 751                         if( (p2.Distance(p3))>Precision::Confusion())
 752                         {
 753                                 BRepPrimAPI_MakeCone MakeCone(gp_Ax2(p1, gp_Dir(gp_Vec(p1, p2))),
 754                                         0, p2.Distance(p3), coneHeigth);
 755                                 spotConeShape->Set(MakeCone.Solid());
 756                                 GetDocument()->GetAISContext()->Redisplay(spotConeShape,0,-1);
 757                                 myCurrent_SpotLight->SetAngle(atan(p2.Distance(p3)/p1.Distance(p2))) ;
 758                                 myView->UpdateLights();
 759                         }
 760                 }
 761                 if (nFlags & MK_SHIFT)
 762                         GetDocument()->ShiftMoveEvent(point.x,point.y,myView);
 763                 else
 764                         GetDocument()->MoveEvent(point.x,point.y,myView);
 765         }
 766 }
 767
 768 void CViewer3dView::OnUpdateBUTTONHlrOff (CCmdUI* pCmdUI)
 769 {
 770   pCmdUI->SetCheck (!myHlrModeIsOn);
 771   pCmdUI->Enable   (myHlrModeIsOn);
 772 }
 773
 774 void CViewer3dView::OnUpdateBUTTONHlrOn (CCmdUI* pCmdUI)
 775 {
 776   pCmdUI->SetCheck (myHlrModeIsOn);
 777   pCmdUI->Enable   (!myHlrModeIsOn);
 778 }
 779
 780 void CViewer3dView::OnUpdateBUTTONPanGlo(CCmdUI* pCmdUI)
 781 {
 782     pCmdUI->SetCheck (myCurrentMode == CurAction3d_GlobalPanning);
 783         pCmdUI->Enable   (myCurrentMode != CurAction3d_GlobalPanning);
 784
 785 }
 786
 787 void CViewer3dView::OnUpdateBUTTONPan(CCmdUI* pCmdUI)
 788 {
 789     pCmdUI->SetCheck (myCurrentMode == CurAction3d_DynamicPanning);
 790         pCmdUI->Enable   (myCurrentMode != CurAction3d_DynamicPanning );
 791 }
 792
 793 void CViewer3dView::OnUpdateBUTTONZoomProg(CCmdUI* pCmdUI)
 794 {
 795     pCmdUI->SetCheck (myCurrentMode == CurAction3d_DynamicZooming );
 796         pCmdUI->Enable   (myCurrentMode != CurAction3d_DynamicZooming);
 797 }
 798
 799 void CViewer3dView::OnUpdateBUTTONZoomWin(CCmdUI* pCmdUI)
 800 {
 801     pCmdUI->SetCheck (myCurrentMode == CurAction3d_WindowZooming);
 802         pCmdUI->Enable   (myCurrentMode != CurAction3d_WindowZooming);
 803 }
 804
 805 void CViewer3dView::OnUpdateBUTTONRot(CCmdUI* pCmdUI)
 806 {
 807     pCmdUI->SetCheck (myCurrentMode == CurAction3d_DynamicRotation);
 808         pCmdUI->Enable   (myCurrentMode != CurAction3d_DynamicRotation);
 809 }
 810
 811 void CViewer3dView::DrawRectangle(const Standard_Integer  MinX    ,
 812                                                             const Standard_Integer  MinY    ,
 813                                         const Standard_Integer  MaxX ,
 814                                                             const Standard_Integer  MaxY ,
 815                                                             const Standard_Boolean  Draw ,
 816                                         const LineStyle aLineStyle)
 817 {
 818     static int m_DrawMode;
 819     if  (!m_Pen && aLineStyle ==Solid )
 820         {m_Pen = new CPen(PS_SOLID, 1, RGB(0,0,0)); m_DrawMode = R2_MERGEPENNOT;}
 821     else if (!m_Pen && aLineStyle ==Dot )
 822         {m_Pen = new CPen(PS_DOT, 1, RGB(0,0,0));   m_DrawMode = R2_XORPEN;}
 823     else if (!m_Pen && aLineStyle == ShortDash)
 824         {m_Pen = new CPen(PS_DASH, 1, RGB(255,0,0));    m_DrawMode = R2_XORPEN;}
 825     else if (!m_Pen && aLineStyle == LongDash)
 826         {m_Pen = new CPen(PS_DASH, 1, RGB(0,0,0));      m_DrawMode = R2_NOTXORPEN;}
 827     else if (aLineStyle == Default)
 828         { m_Pen = NULL; m_DrawMode = R2_MERGEPENNOT;}
 829
 830     CPen* aOldPen;
 831     CClientDC clientDC(this);
 832     if (m_Pen) aOldPen = clientDC.SelectObject(m_Pen);
 833     clientDC.SetROP2(m_DrawMode);
 834
 835     static              Standard_Integer StoredMinX, StoredMaxX, StoredMinY, StoredMaxY;
 836     static              Standard_Boolean m_IsVisible;
 837
 838     if ( m_IsVisible && !Draw) // move or up  : erase at the old position
 839     {
 840      clientDC.MoveTo(StoredMinX,StoredMinY);
 841      clientDC.LineTo(StoredMinX,StoredMaxY);
 842      clientDC.LineTo(StoredMaxX,StoredMaxY);
 843            clientDC.LineTo(StoredMaxX,StoredMinY);
 844      clientDC.LineTo(StoredMinX,StoredMinY);
 845      m_IsVisible = false;
 846     }
 847
 848     StoredMinX = min ( MinX, MaxX );
 849     StoredMinY = min ( MinY, MaxY );
 850     StoredMaxX = max ( MinX, MaxX );
 851     StoredMaxY = max ( MinY, MaxY);
 852
 853     if (Draw) // move : draw
 854     {
 855      clientDC.MoveTo(StoredMinX,StoredMinY);
 856      clientDC.LineTo(StoredMinX,StoredMaxY);
 857      clientDC.LineTo(StoredMaxX,StoredMaxY);
 858            clientDC.LineTo(StoredMaxX,StoredMinY);
 859      clientDC.LineTo(StoredMinX,StoredMinY);
 860      m_IsVisible = true;
 861    }
 862
 863     if (m_Pen)
 864       clientDC.SelectObject(aOldPen);
 865 }
 866
 867 void CViewer3dView::OnModifyChangeBackground()
 868 {
 869         Standard_Real R1;
 870         Standard_Real G1;
 871         Standard_Real B1;
 872     myView->BackgroundColor(Quantity_TOC_RGB,R1,G1,B1);
 873         COLORREF m_clr ;
 874         m_clr = RGB(R1*255,G1*255,B1*255);
 875
 876         CColorDialog dlgColor(m_clr);
 877         if (dlgColor.DoModal() == IDOK)
 878         {
 879                 m_clr = dlgColor.GetColor();
 880                 R1 = GetRValue(m_clr)/255.;
 881                 G1 = GetGValue(m_clr)/255.;
 882                 B1 = GetBValue(m_clr)/255.;
 883         myView->SetBackgroundColor(Quantity_TOC_RGB,R1,G1,B1);
 884         }
 885     myView->Redraw();
 886 }
 887
 888 void CViewer3dView::OnDirectionalLight()
 889 {
 890 // Directional light source creation
 891
 892 // Checking if the Active lights limit number is not reached
 893         if( NbActiveLights>=myGraphicDriver->InquireLightLimit() )
 894         {
 895                 char    tmpStr[128];
 896                 sprintf_s(tmpStr, "You have reach the limit number of active lights (%d).\n Clear lights to create new ones.",
 897                         myGraphicDriver->InquireLightLimit());
 898                 MessageBox(tmpStr,"Light creation", MB_OK);
 899                 return;
 900         }
 901
 902         UpdateData(TRUE);
 903         ((OCC_MainFrame*)AfxGetMainWnd())->SetStatusMessage("Pick a first point");
 904         GetDocument()->GetAISContext()->OpenLocalContext();
 905         myCurrentMode = CurAction3d_BeginDirectionalLight;
 906
 907 TCollection_AsciiString Message("\
 908 myCurrent_DirectionalLight = new V3d_DirectionalLight(myView->Viewer(), Xt, Yt, Zt, Xp, Yp, Zp);\n\
 909 \n\
 910 myView->SetLightOn(myCurrent_DirectionalLight);\n\
 911 \n\
 912 ");
 913 // Update The Result Message Dialog
 914         GetDocument()->UpdateResultMessageDlg("V3d_DirectionalLight",Message);
 915 }
 916
 917 void CViewer3dView::OnSpotLight()
 918 {
 919 // Spot light source creation
 920
 921 // Checking if the Active lights limit number is not reached
 922         if( NbActiveLights>=myGraphicDriver->InquireLightLimit() )
 923         {
 924                 char    tmpStr[128];
 925                 sprintf_s(tmpStr, "You have reach the limit number of active lights (%d).\n Clear lights to create new ones.",
 926                         myGraphicDriver->InquireLightLimit());
 927                 MessageBox(tmpStr,"Light creation", MB_OK);
 928                 return;
 929         }
 930
 931         GetDocument()->GetAISContext()->OpenLocalContext();
 932         ((OCC_MainFrame*)AfxGetMainWnd())->SetStatusMessage("Pick the light position");
 933         myCurrentMode = CurAction3d_BeginSpotLight;
 934
 935 TCollection_AsciiString Message("\
 936 myCurrent_SpotLight = new V3d_SpotLight(myView->Viewer(), Xt, Yt, Zt, Xp, Yp, Zp,Quantity_NOC_RED);\n\
 937 \n\
 938 myView->SetLightOn(myCurrent_SpotLight);\n\
 939 \n\
 940 ");
 941 // Update The Result Message Dialog
 942 GetDocument()->UpdateResultMessageDlg("V3d_SpotLight",Message);
 943 }
 944
 945 void CViewer3dView::OnPositionalLight()
 946 {
 947 // Positional light source creation
 948
 949 // Checking if the Active lights limit number is not reached
 950         if( NbActiveLights>=myGraphicDriver->InquireLightLimit() )
 951         {
 952                 char    tmpStr[128];
 953                 sprintf_s(tmpStr, "You have reach the limit number of active lights (%d).\n Clear lights to create new ones.",
 954                         myGraphicDriver->InquireLightLimit());
 955                 MessageBox(tmpStr,"Light creation", MB_OK);
 956                 return;
 957         }
 958
 959         GetDocument()->GetAISContext()->OpenLocalContext();
 960         myCurrent_PositionalLight=new V3d_PositionalLight(myView->Viewer(),0,0,0,Quantity_NOC_GREEN,1,0);
 961         myView->SetLightOn(myCurrent_PositionalLight);
 962         NbActiveLights++;
 963         ((OCC_MainFrame*)AfxGetMainWnd())->SetStatusMessage("Pick the light position");
 964         myCurrentMode = CurAction3d_BeginPositionalLight;
 965
 966 TCollection_AsciiString Message("\
 967 myCurrent_PositionalLight=new V3d_PositionalLight(myView->Viewer(),Xp, Yp, Zp,Quantity_NOC_GREEN,1,0);\n\
 968 \n\
 969 myView->SetLightOn(myCurrent_PositionalLight) ;\n\
 970   ");
 971
 972   // Update The Result Message Dialog
 973 GetDocument()->UpdateResultMessageDlg("V3d_PositionalLight",Message);
 974 }
 975
 976 void CViewer3dView::OnAmbientLight()
 977 {
 978 // Ambiant light source creation
 979
 980 // Checking if the Active lights limit number is not reached
 981         if( NbActiveLights>=myGraphicDriver->InquireLightLimit() )
 982         {
 983                 char    tmpStr[128];
 984                 sprintf_s(tmpStr, "You have reach the limit number of active lights (%d).\n Clear lights to create new ones.",
 985                         myGraphicDriver->InquireLightLimit());
 986                 MessageBox(tmpStr,"Light creation", MB_OK);
 987                 return;
 988         }
 989
 990         GetDocument()->GetAISContext()->OpenLocalContext();
 991         myCurrent_AmbientLight=new V3d_AmbientLight(myView->Viewer(), Quantity_NOC_GRAY);
 992         myView->SetLightOn(myCurrent_AmbientLight) ;
 993         NbActiveLights++;
 994         GetDocument()->GetAISContext()->CloseLocalContext();
 995
 996         myView->UpdateLights();
 997
 998 TCollection_AsciiString Message("\
 999 myCurrent_AmbientLight=new V3d_AmbientLight(myView->Viewer(), Quantity_NOC_GRAY);\n\
1000 \n\
1001 myView->SetLightOn(myCurrent_AmbientLight) ;\n\
1002   ");
1003
1004   // Update The Result Message Dialog
1005 GetDocument()->UpdateResultMessageDlg("V3d_AmbientLight",Message);
1006 }
1007
1008
1009 void CViewer3dView::OnScale()
1010 {
1011         ScaleDlg Dlg(myView, this);
1012         Dlg.DoModal();
1013         myView->Redraw();
1014 }
1015
1016 void CViewer3dView::OnZcueing()
1017 {
1018         ZCueingDlg Dlg(myView, GetDocument());
1019         Dlg.DoModal();
1020         myView->Redraw();
1021 }
1022
1023 void CViewer3dView::OnZclipping()
1024 {
1025         ZClippingDlg Dlg(myView, GetDocument());
1026         Dlg.DoModal();
1027         myView->Redraw();
1028 }
1029
1030 //V3d_View.hxx
1031
1032 void CViewer3dView::OnShadingmodel()
1033 {
1034 TCollection_AsciiString Message("\
1035 myView->SetShadingModel(V3d_TypeOfShadingModel myTypeOfShadingModel);\n\
1036 \n\
1037 myCurrent_V3d_View->Update();\n\
1038   ");
1039
1040   // Update The Result Message Dialog
1041 GetDocument()->UpdateResultMessageDlg("SetShadingModel",Message);
1042
1043         CShadingModelDlg Dlg(myView);
1044         Dlg.DoModal();
1045         myView->Redraw();
1046 }
1047
1048
1049 void CViewer3dView::OnAntialiasingonoff()
1050 {
1051         if(!myView->Antialiasing())
1052                 myView->SetAntialiasingOn();
1053         else
1054                 myView->SetAntialiasingOff();
1055
1056         myView->Update();
1057
1058 TCollection_AsciiString Message("\
1059 if(!myView->Antialiasing())\n\
1060         myView->SetAntialiasingOn();\n\
1061 else\n\
1062         myView->SetAntialiasingOff();\n\
1063   ");
1064
1065   // Update The Result Message Dialog
1066 GetDocument()->UpdateResultMessageDlg("SetAntialiasingOn/SetAntialiasingOff",Message);
1067 }
1068
1069 void CViewer3dView::OnClearLights()
1070 {
1071 //      Setting Off all viewer active lights
1072     TColStd_ListOfTransient lights;
1073         for(myView->Viewer()->InitActiveLights(); myView->Viewer()->MoreActiveLights(); myView->Viewer()->NextActiveLights())
1074     {
1075         lights.Append(myView->Viewer()->ActiveLight());
1076     }
1077     TColStd_ListIteratorOfListOfTransient itrLights(lights);
1078     for (; itrLights.More(); itrLights.Next())
1079     {
1080         Handle(V3d_Light) light = Handle(V3d_Light)::DownCast(itrLights.Value());
1081         myView->Viewer()->SetLightOff(light);
1082     }
1083
1084 //      Setting Off all view active lights
1085     lights.Clear();
1086     for(myView->InitActiveLights(); myView->MoreActiveLights(); myView->NextActiveLights())
1087     {
1088         lights.Append(myView->ActiveLight());
1089     }
1090     itrLights.Initialize(lights);
1091     for (; itrLights.More(); itrLights.Next())
1092     {
1093         Handle(V3d_Light) light = Handle(V3d_Light)::DownCast(itrLights.Value());
1094         myView->SetLightOff(light);
1095     }
1096
1097         myView->Viewer()->SetDefaultLights();// Setting the default lights on
1098
1099         NbActiveLights = 2;// There are 2 default active lights
1100
1101         myView->Update();
1102
1103 TCollection_AsciiString Message("\
1104 //      Setting Off all viewer active lights\n\
1105 TColStd_ListOfTransient lights;\n\
1106 for(myView->Viewer()->InitActiveLights(); myView->Viewer()->MoreActiveLights(); myView->Viewer()->NextActiveLights())\n\
1107 {\n\
1108     lights.Append(myView->Viewer()->ActiveLight());\n\
1109 }\n\
1110 TColStd_ListIteratorOfListOfTransient itrLights(lights);\n\
1111 for (; itrLights.More(); itrLights.Next())\n\
1112 {\n\
1113     Handle(V3d_Light) light = Handle(V3d_Light)::DownCast(itrLights.Value());\n\
1114     myView->Viewer()->SetLightOff(light);\n\
1115 }\n\
1116 \n\
1117 //      Setting Off all view active lights\n\
1118 lights.Clear();\n\
1119 for(myView->InitActiveLights(); myView->MoreActiveLights(); myView->NextActiveLights())\n\
1120 {\n\
1121     lights.Append(myView->ActiveLight());\n\
1122 }\n\
1123 itrLights.Initialize(lights);\n\
1124 for (; itrLights.More(); itrLights.Next())\n\
1125 {\n\
1126     Handle(V3d_Light) light = Handle(V3d_Light)::DownCast(itrLights.Value());\n\
1127     myView->SetLightOff(light);\n\
1128 }\n\
1129 \n\
1130 myView->Viewer()->SetDefaultLights();// Setting the default lights on\n\
1131   ");
1132
1133   // Update The Result Message Dialog
1134 GetDocument()->UpdateResultMessageDlg("SetLightOff",Message);
1135 }
1136
1137 void CViewer3dView::OnModelclipping()
1138 {
1139   if (myClippingPlane.IsNull())
1140   {
1141     gp_Pln aClipPlane (gp_Pnt (0.0, 0.0, 0.0), gp_Dir (1.0, 0.0, 0.0));
1142     gp_Pln aFacePlane (gp_Pnt (0.1, 0.0, 0.0), gp_Dir (1.0, 0.0, 0.0));
1143
1144     // create clipping plane and add to view
1145     myClippingPlane = new Graphic3d_ClipPlane (aClipPlane);
1146
1147     // shape to represent clipping plane
1148     BRepBuilderAPI_MakeFace aMakeFaceCommand (aFacePlane, 200.0, -200.0, 410.0, -410.0);
1149     TopoDS_Face aShape = aMakeFaceCommand.Face();
1150     myShape = new AIS_Shape (aShape);
1151     myShape->SetTransparency (0.5);
1152   }
1153
1154   CModelClippingDlg aClippingDlg (myView, myShape, myClippingPlane, GetDocument());
1155
1156   aClippingDlg.DoModal();
1157 }
1158
1159 void CViewer3dView::OnOptionsTrihedronStaticTrihedron()
1160 {
1161         CTrihedronDlg Dlg(myView, GetDocument());
1162         Dlg.DoModal();
1163 }
1164
1165 void CViewer3dView::InitButtons()
1166 {
1167   myXmin=0;
1168   myYmin=0;
1169   myXmax=0;
1170   myYmax=0;
1171   myCurZoom=0;
1172   myCurrentMode = CurAction3d_Nothing;
1173 }
1174
1175 void CViewer3dView::Reset()
1176 {
1177   InitButtons();
1178   myVisMode = VIS_SHADE;
1179   if (!myView.IsNull())
1180   {
1181     RedrawVisMode();
1182     myView->Reset();
1183   }
1184 }
1185
1186 void CViewer3dView::GetViewCenter(V3d_Coordinate& Xc, V3d_Coordinate& Yc)
1187 {
1188         myView->Center(Xc,Yc);
1189 }
1190
1191 void CViewer3dView::SetViewCenter(V3d_Coordinate Xc, V3d_Coordinate Yc)
1192 {
1193         myView->SetCenter(Xc,Yc);
1194 }
1195
1196 void CViewer3dView::GetViewEye(V3d_Coordinate& X, V3d_Coordinate& Y, V3d_Coordinate& Z)
1197 {
1198         myView->Eye(X,Y,Z);
1199 }
1200
1201 void CViewer3dView::SetViewEye(V3d_Coordinate X, V3d_Coordinate Y, V3d_Coordinate Z)
1202 {
1203         myView->SetEye(X,Y,Z);
1204 }
1205
1206 Quantity_Factor CViewer3dView::GetViewScale()
1207 {
1208         return myView->Scale();
1209 }
1210
1211 void CViewer3dView::SetViewScale(Quantity_Factor Coef)
1212 {
1213         myView->SetScale(Coef);
1214 }
1215
1216 void CViewer3dView::RedrawVisMode()
1217 {
1218   switch (myVisMode)
1219   {
1220   case VIS_WIREFRAME:
1221     GetDocument()->GetAISContext()->SetDisplayMode(AIS_WireFrame);
1222     myView->SetComputedMode (Standard_False);
1223     break;
1224   case VIS_SHADE:
1225     GetDocument()->GetAISContext()->SetDisplayMode(AIS_Shaded);
1226     myView->SetComputedMode (Standard_False);
1227     break;
1228   case VIS_HLR:
1229     SetCursor(AfxGetApp()->LoadStandardCursor(IDC_WAIT));
1230     myView->SetComputedMode (Standard_True);
1231     SetCursor(AfxGetApp()->LoadStandardCursor(IDC_ARROW));
1232     GetDocument()->GetAISContext()->SetDisplayMode(AIS_WireFrame);
1233     break;
1234   }
1235 }