src/MeasureGUI/MeasureGUI_DimensionCreateTool.h

   1 // Copyright (C) 2007-2016  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 //
   6 // This library is free software; you can redistribute it and/or
   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, or (at your option) any later version.
  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 //
  16 // You should have received a copy of the GNU Lesser General Public
  17 // License along with this library; if not, write to the Free Software
  18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 //
  20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  21 //
  22
  23 // GEOM GEOMGUI : GUI for Geometry component
  24 // File   : MeasureGUI_DimensionCreateTool.h
  25 // Author : Anton POLETAEV, Open CASCADE S.A.S.
  26 //
  27 #ifndef MEASUREGUI_DIMENSIONCREATETOOL_H
  28 #define MEASUREGUI_DIMENSIONCREATETOOL_H
  29
  30 // GEOM includes
  31 #include <GeometryGUI.h>
  32 #include <GEOM_GenericObjPtr.h>
  33
  34 // OCCT includes
  35 #include <AIS_LengthDimension.hxx>
  36 #include <AIS_DiameterDimension.hxx>
  37 #include <AIS_AngleDimension.hxx>
  38 #include <Bnd_Box.hxx>
  39 #include <gp_Dir.hxx>
  40 #include <TopoDS_Face.hxx>
  41 #include <TopoDS_Edge.hxx>
  42 #include <TColgp_SequenceOfDir.hxx>
  43 #include <V3d_View.hxx>
  44
  45 //=================================================================================
  46 // class    : MeasureGUI_DimensionCreateTool
  47 // purpose  :
  48 //=================================================================================
  49 class MeasureGUI_DimensionCreateTool
  50 {
  51  public:
  52   struct Segment
  53   {
  54     gp_Pnt First;
  55     gp_Pnt Last;
  56   };
  57   typedef NCollection_Sequence<gp_Dir>  SeqOfDirs;
  58   typedef NCollection_Sequence<gp_Pln>  SeqOfPlanes;
  59   typedef NCollection_Sequence<Segment> SeqOfSegments;
  60
  61   MeasureGUI_DimensionCreateTool();
  62
  63   struct
  64   {
  65     Standard_Real DefaultFlyout;
  66     Handle(V3d_View) ActiveView;
  67   } Settings;
  68
  69 /* construction methods */
  70 public:
  71   Handle(AIS_LengthDimension)   LengthOnEdge( const GEOM::GeomObjPtr& ) const;
  72
  73   Handle(AIS_LengthDimension)   LengthByPoints( const GEOM::GeomObjPtr&,
  74                                                 const GEOM::GeomObjPtr& ) const;
  75
  76   Handle(AIS_LengthDimension)   LengthByParallelEdges( const GEOM::GeomObjPtr&,
  77                                                        const GEOM::GeomObjPtr& ) const;
  78
  79   Handle(AIS_DiameterDimension) Diameter( const GEOM::GeomObjPtr& ) const;
  80
  81   Handle(AIS_AngleDimension)    AngleByTwoEdges( const GEOM::GeomObjPtr&,
  82                                                  const GEOM::GeomObjPtr& ) const;
  83
  84   Handle(AIS_AngleDimension)    AngleByThreePoints( const GEOM::GeomObjPtr&,
  85                                                     const GEOM::GeomObjPtr&,
  86                                                     const GEOM::GeomObjPtr& ) const;
  87
  88
  89 /* selecting flyout direction for length dimensions */
  90 protected:
  91
  92   void   ChooseLengthFlyoutsFromBnd( SeqOfDirs&,
  93                                      const gp_Pnt&,
  94                                      const gp_Pnt&,
  95                                      const Bnd_Box& ) const;
  96
  97   gp_Dir ChooseDirFromBnd( const SeqOfDirs&,
  98                            const gp_Pnt&,
  99                            const Bnd_Box& ) const;
 100
 101 /* selecting best flyout direction taking into account view projection */
 102 protected:
 103
 104   template <typename TPlane>
 105   TPlane SelectPlaneForProjection( const NCollection_Sequence<TPlane>&,
 106                                    const Handle(V3d_View)& ) const;
 107
 108 /* positioning */
 109 protected:
 110
 111   void PositionLength( const Bnd_Box&,
 112                        const gp_Vec&,
 113                        const gp_Vec&,
 114                        const gp_Vec&,
 115                        const gp_Vec&,
 116                        const gp_Pnt&,
 117                        const gp_Pnt&,
 118                        gp_Pln& ) const;
 119
 120   void PositionDiameter( const Bnd_Box&,
 121                          const gp_Vec&,
 122                          const gp_Circ&,
 123                          gp_Pnt&,
 124                          gp_Pnt&,
 125                          gp_Pln& ) const;
 126
 127   void PositionDiameter( const Bnd_Box&,
 128                          const gp_Vec&,
 129                          const gp_Circ&,
 130                          const Standard_Real&,
 131                          gp_Pln& ) const;
 132
 133 /* utility */
 134 protected:
 135   GEOM::GeomObjPtr              GetMainShape( const GEOM::GeomObjPtr& ) const;
 136   bool                          GetFaceSide( const TopoDS_Face&,
 137                                              const TopoDS_Edge&,
 138                                              gp_Dir& ) const;
 139   SeqOfSegments                 GetInPlaneSegments( const gp_Circ&,
 140                                                     const SeqOfDirs& ) const;
 141 };
 142
 143 #endif