src/GEOMImpl/GEOMImpl_IShapesOperations.hxx

   1 //  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
   2 //
   3 //  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 //  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 //
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   7 //  modify it under the terms of the GNU Lesser General Public
   8 //  License as published by the Free Software Foundation; either
   9 //  version 2.1 of the License.
  10 //
  11 //  This library is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 //  Lesser General Public License for more details.
  15 //
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  17 //  License along with this library; if not, write to the Free Software
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  19 //
  20 //  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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  22
  23 //=============================================================================
  24 // File      : GEOMImpl_IShapesOperations.hxx
  25 // Created   :
  26 // Author    : modified by Lioka RAZAFINDRAZAKA (CEA) 22/06/2007
  27 // Project   : SALOME
  28 // $Header$
  29 //=============================================================================
  30 //
  31 #ifndef _GEOMImpl_IShapesOperations_HXX_
  32 #define _GEOMImpl_IShapesOperations_HXX_
  33
  34 #include "GEOM_IOperations.hxx"
  35
  36 #include "GEOMAlgo_State.hxx"
  37
  38 #include <TopTools_ListOfShape.hxx>
  39 #include <TColStd_HSequenceOfTransient.hxx>
  40 #include <TColStd_HSequenceOfInteger.hxx>
  41
  42 #include <list>
  43 #include <Handle_Geom_Surface.hxx>
  44
  45 #include <gp_Pnt.hxx>
  46
  47 class GEOM_Engine;
  48 class Handle(GEOM_Object);
  49 class Handle(TColStd_HArray1OfInteger);
  50
  51 class GEOMImpl_IShapesOperations : public GEOM_IOperations
  52 {
  53  public:
  54   Standard_EXPORT GEOMImpl_IShapesOperations(GEOM_Engine* theEngine, int theDocID);
  55   Standard_EXPORT ~GEOMImpl_IShapesOperations();
  56
  57   Standard_EXPORT Handle(GEOM_Object) MakeEdge (Handle(GEOM_Object) thePoint1,
  58                                 Handle(GEOM_Object) thePoint2);
  59
  60   Standard_EXPORT Handle(GEOM_Object) MakeWire (std::list<Handle(GEOM_Object)> theEdgesAndWires,
  61                                                 const Standard_Real            theTolerance);
  62
  63   Standard_EXPORT Handle(GEOM_Object) MakeFace (Handle(GEOM_Object) theWire, const bool isPlanarWanted);
  64
  65   Standard_EXPORT Handle(GEOM_Object) MakeFaceWires (std::list<Handle(GEOM_Object)> theWires,
  66                                      const bool isPlanarWanted);
  67
  68   Standard_EXPORT Handle(GEOM_Object) MakeShell (std::list<Handle(GEOM_Object)> theShapes);
  69
  70   Standard_EXPORT Handle(GEOM_Object) MakeSolidShell (Handle(GEOM_Object) theShell);
  71
  72   Standard_EXPORT Handle(GEOM_Object) MakeSolidShells (std::list<Handle(GEOM_Object)> theShells);
  73
  74   Standard_EXPORT Handle(GEOM_Object) MakeCompound (std::list<Handle(GEOM_Object)> theShapes);
  75
  76   Standard_EXPORT Handle(GEOM_Object) MakeGlueFaces (Handle(GEOM_Object) theShape,
  77                                                      const Standard_Real theTolerance,
  78                                                      const Standard_Boolean doKeepNonSolids);
  79
  80   Standard_EXPORT Handle(TColStd_HSequenceOfTransient) GetGlueFaces (Handle(GEOM_Object) theShape,
  81                                                                      const Standard_Real theTolerance);
  82
  83   Standard_EXPORT Handle(GEOM_Object) MakeGlueFacesByList (Handle(GEOM_Object) theShape,
  84                                                            const Standard_Real theTolerance,
  85                                                            std::list<Handle(GEOM_Object)> theFaces,
  86                                                            const Standard_Boolean doKeepNonSolids);
  87
  88   Standard_EXPORT Handle(TColStd_HSequenceOfTransient) GetExistingSubObjects
  89     (Handle(GEOM_Object)    theShape,
  90      const Standard_Boolean theGroupsOnly);
  91
  92   Standard_EXPORT Handle(TColStd_HSequenceOfTransient) MakeExplode (Handle(GEOM_Object)    theShape,
  93                                                                     const Standard_Integer theShapeType,
  94                                                                     const Standard_Boolean isSorted);
  95
  96   Standard_EXPORT Handle(TColStd_HSequenceOfInteger) SubShapeAllIDs (Handle(GEOM_Object)    theShape,
  97                                                                      const Standard_Integer theShapeType,
  98                                                                      const Standard_Boolean isSorted);
  99
 100   Standard_EXPORT Handle(GEOM_Object) GetSubShape (Handle(GEOM_Object)    theMainShape,
 101                                                    const Standard_Integer theID);
 102
 103   Standard_EXPORT Standard_Integer GetSubShapeIndex (Handle(GEOM_Object) theMainShape,
 104                                                      Handle(GEOM_Object) theSubShape);
 105
 106   Standard_EXPORT Standard_Integer GetTopologyIndex (Handle(GEOM_Object) theMainShape,
 107                                                      Handle(GEOM_Object) theSubShape);
 108
 109   Standard_EXPORT TCollection_AsciiString GetShapeTypeString (Handle(GEOM_Object) theShape);
 110
 111   Standard_EXPORT Standard_Integer NumberOfSubShapes (Handle(GEOM_Object)    theShape,
 112                                                       const Standard_Integer theShapeType);
 113
 114   Standard_EXPORT Handle(GEOM_Object) ReverseShape(Handle(GEOM_Object) theShapes);
 115
 116   Standard_EXPORT Handle(TColStd_HSequenceOfInteger) GetFreeFacesIDs (Handle(GEOM_Object) theShape);
 117
 118   Standard_EXPORT Handle(TColStd_HSequenceOfTransient) GetSharedShapes (Handle(GEOM_Object)    theShape1,
 119                                                         Handle(GEOM_Object)    theShape2,
 120                                                         const Standard_Integer theShapeType);
 121
 122   Standard_EXPORT Handle(TColStd_HSequenceOfTransient) GetShapesOnPlane (const Handle(GEOM_Object)& theShape,
 123                                                          const Standard_Integer     theShapeType,
 124                                                          const Handle(GEOM_Object)& theAx1,
 125                                                          const GEOMAlgo_State       theState);
 126
 127   Standard_EXPORT Handle(TColStd_HSequenceOfTransient)
 128     GetShapesOnPlaneWithLocation (const Handle(GEOM_Object)& theShape,
 129                                   const Standard_Integer     theShapeType,
 130                                   const Handle(GEOM_Object)& theAx1,
 131                                   const Handle(GEOM_Object)& thePnt,
 132                                   const GEOMAlgo_State       theState);
 133
 134
 135   Standard_EXPORT Handle(TColStd_HSequenceOfTransient)
 136     GetShapesOnCylinder (const Handle(GEOM_Object)& theShape,
 137                          const Standard_Integer     theShapeType,
 138                          const Handle(GEOM_Object)& theAxis,
 139                          const Standard_Real        theRadius,
 140                          const GEOMAlgo_State       theState);
 141
 142   Standard_EXPORT Handle(TColStd_HSequenceOfTransient)
 143     GetShapesOnCylinderWithLocation (const Handle(GEOM_Object)& theShape,
 144                                      const Standard_Integer     theShapeType,
 145                                      const Handle(GEOM_Object)& theAxis,
 146                                      const Handle(GEOM_Object)& thePnt,
 147                                      const Standard_Real        theRadius,
 148                                      const GEOMAlgo_State       theState);
 149
 150   Standard_EXPORT Handle(TColStd_HSequenceOfTransient)
 151     GetShapesOnSphere (const Handle(GEOM_Object)& theShape,
 152                        const Standard_Integer     theShapeType,
 153                        const Handle(GEOM_Object)& theCenter,
 154                        const Standard_Real        theRadius,
 155                        const GEOMAlgo_State       theState);
 156
 157   Standard_EXPORT Handle(TColStd_HSequenceOfInteger)
 158     GetShapesOnPlaneIDs (const Handle(GEOM_Object)& theShape,
 159                          const Standard_Integer     theShapeType,
 160                          const Handle(GEOM_Object)& theAx1,
 161                          const GEOMAlgo_State       theState);
 162
 163   Standard_EXPORT Handle(TColStd_HSequenceOfInteger)
 164     GetShapesOnPlaneWithLocationIDs (const Handle(GEOM_Object)& theShape,
 165                                      const Standard_Integer     theShapeType,
 166                                      const Handle(GEOM_Object)& theAx1,
 167                                      const Handle(GEOM_Object)& thePnt,
 168                                      const GEOMAlgo_State       theState);
 169
 170   Standard_EXPORT Handle(TColStd_HSequenceOfInteger)
 171     GetShapesOnCylinderIDs (const Handle(GEOM_Object)& theShape,
 172                             const Standard_Integer     theShapeType,
 173                             const Handle(GEOM_Object)& theAxis,
 174                             const Standard_Real        theRadius,
 175                             const GEOMAlgo_State       theState);
 176
 177   Standard_EXPORT Handle(TColStd_HSequenceOfInteger)
 178     GetShapesOnCylinderWithLocationIDs (const Handle(GEOM_Object)& theShape,
 179                                         const Standard_Integer     theShapeType,
 180                                         const Handle(GEOM_Object)& theAxis,
 181                                         const Handle(GEOM_Object)& thePnt,
 182                                         const Standard_Real        theRadius,
 183                                         const GEOMAlgo_State       theState);
 184
 185   Standard_EXPORT Handle(TColStd_HSequenceOfInteger)
 186     GetShapesOnSphereIDs (const Handle(GEOM_Object)& theShape,
 187                           const Standard_Integer     theShapeType,
 188                           const Handle(GEOM_Object)& theCenter,
 189                           const Standard_Real        theRadius,
 190                           const GEOMAlgo_State       theState);
 191
 192   /*!
 193    * \brief Find subshapes complying with given status about quadrangle
 194     * \param theShape - the shape to explore
 195     * \param theShapeType - type of subshape of theShape
 196     * \param theTopLeftPoint - top left quadrangle corner
 197     * \param theTopRigthPoint - top right quadrangle corner
 198     * \param theBottomLeftPoint - bottom left quadrangle corner
 199     * \param theBottomRigthPoint - bottom right quadrangle corner
 200     * \param theState - required state
 201     * \retval Handle(TColStd_HSequenceOfInteger) - IDs of found subshapes
 202    */
 203   Standard_EXPORT Handle(TColStd_HSequenceOfTransient)
 204     GetShapesOnQuadrangle (const Handle(GEOM_Object)& theShape,
 205                            const Standard_Integer     theShapeType,
 206                            const Handle(GEOM_Object)& theTopLeftPoint,
 207                            const Handle(GEOM_Object)& theTopRigthPoint,
 208                            const Handle(GEOM_Object)& theBottomLeftPoint,
 209                            const Handle(GEOM_Object)& theBottomRigthPoint,
 210                            const GEOMAlgo_State       theState);
 211
 212   /*!
 213    * \brief Find IDs of subshapes complying with given status about quadrangle
 214     * \param theShape - the shape to explore
 215     * \param theShapeType - type of subshape of theShape
 216     * \param theTopLeftPoint - top left quadrangle corner
 217     * \param theTopRigthPoint - top right quadrangle corner
 218     * \param theBottomLeftPoint - bottom left quadrangle corner
 219     * \param theBottomRigthPoint - bottom right quadrangle corner
 220     * \param theState - required state
 221     * \retval Handle(TColStd_HSequenceOfInteger) - IDs of found subshapes
 222    */
 223   Standard_EXPORT Handle(TColStd_HSequenceOfInteger)
 224     GetShapesOnQuadrangleIDs (const Handle(GEOM_Object)& theShape,
 225                               const Standard_Integer     theShapeType,
 226                               const Handle(GEOM_Object)& theTopLeftPoint,
 227                               const Handle(GEOM_Object)& theTopRigthPoint,
 228                               const Handle(GEOM_Object)& theBottomLeftPoint,
 229                               const Handle(GEOM_Object)& theBottomRigthPoint,
 230                               const GEOMAlgo_State       theState);
 231
 232   Standard_EXPORT Handle(GEOM_Object) GetShapesOnCylinderOld (Handle(GEOM_Object)    theShape,
 233                                               const Standard_Integer theShapeType,
 234                                               Handle(GEOM_Object)    theAxis,
 235                                               const Standard_Real    theRadius);
 236
 237   Standard_EXPORT Handle(GEOM_Object) GetShapesOnSphereOld (Handle(GEOM_Object)    theShape,
 238                                             const Standard_Integer theShapeType,
 239                                             Handle(GEOM_Object)    theCenter,
 240                                             const Standard_Real    theRadius);
 241
 242   void GetShapeProperties(const TopoDS_Shape aShape, Standard_Real propertiesArray[], gp_Pnt & aPnt);
 243
 244   Standard_EXPORT Handle(GEOM_Object) GetInPlace (Handle(GEOM_Object) theShapeWhere,
 245                                                   Handle(GEOM_Object) theShapeWhat);
 246
 247   Standard_EXPORT Handle(GEOM_Object) GetInPlaceByHistory (Handle(GEOM_Object) theShapeWhere,
 248                                                            Handle(GEOM_Object) theShapeWhat);
 249
 250   /*!
 251    * \brief Searches a shape equal to theWhat in the context of theWhere
 252    * \param theShapeWhere - a context shap
 253    * \param theShapeWhat - a sample shape
 254    * \retval Handle(GEOM_Object) - found shape
 255    */
 256   Standard_EXPORT Handle(GEOM_Object) GetSame(const Handle(GEOM_Object)& theShapeWhere,
 257                                               const Handle(GEOM_Object)& theShapeWhat);
 258
 259   /*!
 260    * \brief Find IDs of subshapes complying with given status about surface
 261     * \param theBox - the box to check state of subshapes against
 262     * \param theShape - the shape to explore
 263     * \param theShapeType - type of subshape of theShape
 264     * \param theState - required state
 265     * \retval Handle(TColStd_HSequenceOfInteger) - IDs of found subshapes
 266    */
 267   Standard_EXPORT Handle(TColStd_HSequenceOfInteger)
 268                               GetShapesOnBoxIDs(const Handle(GEOM_Object)& theBox,
 269                                                 const Handle(GEOM_Object)& theShape,
 270                                                 const Standard_Integer theShapeType,
 271                                                 GEOMAlgo_State theState);
 272
 273   /*!
 274    * \brief Find subshapes complying with given status about surface
 275    * \param theBox - the box to check state of subshapes against
 276    * \param theShape - the shape to explore
 277    * \param theShapeType - type of subshape of theShape
 278    * \param theState - required state
 279    * \retval Handle(TColStd_HSequenceOfTransient) - found shape objects
 280    */
 281   Standard_EXPORT Handle(TColStd_HSequenceOfTransient)
 282                              GetShapesOnBox(const Handle(GEOM_Object)& theBox,
 283                                             const Handle(GEOM_Object)& theShape,
 284                                             const Standard_Integer theShapeType,
 285                                             GEOMAlgo_State theState);
 286
 287   /*!
 288    * \brief Find IDs of subshapes complying with given status about surface
 289    * \param theCheckShape - the shape to check state of subshapes against
 290    * \param theShape - the shape to explore
 291    * \param theShapeType - type of subshape of theShape
 292    * \param theState - required state
 293    * \retval Handle(TColStd_HSequenceOfInteger) - IDs of found subshapes
 294    */
 295   Standard_EXPORT Handle(TColStd_HSequenceOfInteger)
 296                    GetShapesOnShapeIDs(const Handle(GEOM_Object)& theCheckShape,
 297                                        const Handle(GEOM_Object)& theShape,
 298                                        const Standard_Integer theShapeType,
 299                                        GEOMAlgo_State theState);
 300
 301   /*!
 302    * \brief Find subshapes complying with given status about surface
 303    * \param theCheckShape - the shape to check state of subshapes against
 304    * \param theShape - the shape to explore
 305    * \param theShapeType - type of subshape of theShape
 306    * \param theState - required state
 307    * \retval Handle(TColStd_HSequenceOfTransient) - found shape objects
 308    */
 309   Standard_EXPORT Handle(TColStd_HSequenceOfTransient)
 310                       GetShapesOnShape(const Handle(GEOM_Object)& theCheckShape,
 311                                        const Handle(GEOM_Object)& theShape,
 312                                        const Standard_Integer theShapeType,
 313                                        GEOMAlgo_State theState);
 314   Standard_EXPORT Handle(GEOM_Object)
 315             GetShapesOnShapeAsCompound(const Handle(GEOM_Object)& theCheckShape,
 316                                        const Handle(GEOM_Object)& theShape,
 317                                        const Standard_Integer theShapeType,
 318                                        GEOMAlgo_State theState);
 319
 320  public:
 321   /*!
 322    * \brief Sort shapes in the list by their coordinates.
 323    * \param SL The list of shapes to sort.
 324    */
 325   Standard_EXPORT static void SortShapes (TopTools_ListOfShape& SL);
 326
 327   /*!
 328    * \brief Convert TopoDS_COMPSOLID to TopoDS_COMPOUND.
 329    *
 330    * If the argument shape is not of type TopoDS_COMPSOLID, this method returns it as is.
 331    *
 332    * \param theCompsolid The compsolid to be converted.
 333    * \retval TopoDS_Shape Returns the resulting compound.
 334    */
 335   Standard_EXPORT static TopoDS_Shape CompsolidToCompound (const TopoDS_Shape& theCompsolid);
 336
 337   /*!
 338    * \brief Build a triangulation on \a theShape if it is absent.
 339    * \param theShape The shape to check/build triangulation on.
 340    * \retval bool Returns false if the shape has no faces, i.e. impossible to build triangulation.
 341    */
 342   Standard_EXPORT static bool CheckTriangulation (const TopoDS_Shape& theShape);
 343
 344  private:
 345   Handle(GEOM_Object) MakeShape (std::list<Handle(GEOM_Object)>      theShapes,
 346                                  const Standard_Integer         theObjectType,
 347                                  const Standard_Integer         theFunctionType,
 348                                  const TCollection_AsciiString& theMethodName);
 349
 350 // ----------------------------------------------------
 351 // methods common for all GetShapesOnXXX() functions
 352 // ----------------------------------------------------
 353
 354   /*!
 355    * \brief Checks if theShapeType parameter of GetShapesOnXXX() is OK
 356    * \param theShapeType - the shape type to check
 357    * \retval bool  - result of the check
 358    */
 359   bool checkTypeShapesOn(const Standard_Integer theShapeType);
 360
 361   /*!
 362    * \brief Creates Geom_Plane
 363    * \param theAx1 - edge defining plane normal
 364    * \retval Handle(Geom_Surface) - resulting surface
 365    */
 366   Handle(Geom_Surface) makePlane(const TopoDS_Shape& theAx1);
 367
 368   /*!
 369    * \brief Creates Geom_CylindricalSurface
 370    * \param theAx1 - edge defining cylinder axis
 371    * \param theRadius - cylinder radius
 372    * \retval Handle(Geom_Surface) - resulting surface
 373    */
 374   Handle(Geom_Surface) makeCylinder(const TopoDS_Shape& theAx1,
 375                                     const Standard_Real theRadius);
 376
 377   /*!
 378    * \brief Find IDs of subshapes complying with given status about surface
 379    * \param theSurface - the surface to check state of subshapes against
 380    * \param theShape - the shape to explore
 381    * \param theShapeType - type of subshape of theShape
 382    * \param theState - required state
 383    * \retval Handle(TColStd_HSequenceOfInteger) - IDs of found subshapes
 384    */
 385   Handle(TColStd_HSequenceOfInteger)
 386     getShapesOnSurfaceIDs(const Handle(Geom_Surface)& theSurface,
 387                           const TopoDS_Shape&         theShape,
 388                           TopAbs_ShapeEnum            theShapeType,
 389                           GEOMAlgo_State              theState);
 390
 391   /*!
 392    * \brief Find subshapes complying with given status about surface
 393    * \param theSurface - the surface to check state of subshapes against
 394    * \param theShape - the shape to explore
 395    * \param theShapeType - type of subshape of theShape
 396    * \param theState - required state
 397    * \param theShapeEntries - outgoing entries like "entry1, entry2, ..."
 398    * \retval Handle(TColStd_HSequenceOfTransient) - found shape objects
 399    */
 400   Handle(TColStd_HSequenceOfTransient)
 401     getShapesOnSurface(const Handle(Geom_Surface)& theSurface,
 402                        const Handle(GEOM_Object)&  theShape,
 403                        TopAbs_ShapeEnum            theShapeType,
 404                        GEOMAlgo_State              theState,
 405                        TCollection_AsciiString &   theShapeEntries);
 406
 407   /*!
 408    * \brief Find IDs of subshapes complying with given status about quadrangle
 409    * \param theShape - the shape to explore
 410    * \param theShapeType - type of subshape of theShape
 411    * \param theTopLeftPoint - top left quadrangle corner
 412    * \param theTopRigthPoint - top right quadrangle corner
 413    * \param theBottomLeftPoint - bottom left quadrangle corner
 414    * \param theBottomRigthPoint - bottom right quadrangle corner
 415    * \param theState - required state
 416    * \retval Handle(TColStd_HSequenceOfInteger) - IDs of found subshapes
 417    */
 418   Handle(TColStd_HSequenceOfInteger)
 419     getShapesOnQuadrangleIDs (const Handle(GEOM_Object)& theShape,
 420                               const Standard_Integer     theShapeType,
 421                               const Handle(GEOM_Object)& theTopLeftPoint,
 422                               const Handle(GEOM_Object)& theTopRigthPoint,
 423                               const Handle(GEOM_Object)& theBottomLeftPoint,
 424                               const Handle(GEOM_Object)& theBottomRigthPoint,
 425                               const GEOMAlgo_State       theState);
 426
 427   /*!
 428    * \brief Find IDs of subshapes complying with given status about surface
 429    * \param theBox - the box to check state of subshapes against
 430    * \param theShape - the shape to explore
 431    * \param theShapeType - type of subshape of theShape
 432    * \param theState - required state
 433    * \retval Handle(TColStd_HSequenceOfInteger) - IDs of found subshapes
 434    */
 435   Handle(TColStd_HSequenceOfInteger) getShapesOnBoxIDs(const Handle(GEOM_Object)& theBox,
 436                                                        const Handle(GEOM_Object)& theShape,
 437                                                        const Standard_Integer theShapeType,
 438                                                        GEOMAlgo_State theState);
 439
 440   /*!
 441    * \brief Find IDs of subshapes complying with given status about surface
 442    * \param theCheckShape - the shape to check state of subshapes against
 443    * \param theShape - the shape to explore
 444    * \param theShapeType - type of subshape of theShape
 445    * \param theState - required state
 446    * \retval Handle(TColStd_HSequenceOfInteger) - IDs of found subshapes
 447    */
 448   Handle(TColStd_HSequenceOfInteger) getShapesOnShapeIDs
 449                                       (const Handle(GEOM_Object)& theCheckShape,
 450                                        const Handle(GEOM_Object)& theShape,
 451                                        const Standard_Integer theShapeType,
 452                                        GEOMAlgo_State theState);
 453
 454   /*!
 455    * \brief Find shape objects and their entries by their ids
 456    * \param theShape - the main shape
 457    * \param theShapeIDs - theShapeIDs - incoming shape ids
 458    * \param theShapeEntries - outgoing entries like "entry1, entry2, ..."
 459    * \retval Handle(TColStd_HSequenceOfTransient) - found shape objects
 460    */
 461   Handle(TColStd_HSequenceOfTransient)
 462     getObjectsShapesOn(const Handle(GEOM_Object)&                theShape,
 463                        const Handle(TColStd_HSequenceOfInteger)& theShapeIDs,
 464                        TCollection_AsciiString &                 theShapeEntries);
 465
 466   /*!
 467    * \brief Select the object created last
 468    * \param theObj1 - Object 1
 469    * \param theObj2 - Object 2
 470    * \retval Handle(GEOM_Object) - selected object
 471    */
 472   static Handle(GEOM_Object) getCreatedLast(const Handle(GEOM_Object)& theObj1,
 473                                             const Handle(GEOM_Object)& theObj2);
 474 };
 475
 476 #endif