src/HYDROCurveCreator/CurveCreator_Utils.h

   1 // Copyright (C) 2013  CEA/DEN, EDF R&D, OPEN CASCADE
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #ifndef CURVECREATOR_UTILS_H
  21 #define CURVECREATOR_UTILS_H
  22
  23 #include "CurveCreator_Macro.hxx"
  24 #include "CurveCreator_ICurve.hxx"
  25
  26 #include <AIS_InteractiveContext.hxx>
  27 #include <AIS_InteractiveObject.hxx> // TODO: remove
  28 #include <V3d_View.hxx>
  29 #include <gp_Pnt.hxx>
  30 #include <Geom_Curve.hxx>
  31 #include <TopoDS_Shape.hxx>
  32
  33 #include <list>
  34 #include <vector> // TODO: remove
  35
  36
  37 class CurveCreator_Utils
  38 {
  39 public:
  40
  41     /*!
  42    * \brief Returns the point clicked in 3D view.
  43    *
  44    * \param x The X coordinate in the view.
  45    * \param y The Y coordinate in the view.
  46    * \param theView View where the given point takes place.
  47    * \retval gp_Pnt Returns the point clicked in 3D view
  48    */
  49   CURVECREATOR_EXPORT static void ConvertPointToClick( const gp_Pnt& thePoint,
  50                                                        Handle(V3d_View) theView,
  51                                                        int& x, int& y );
  52
  53   /*!
  54    * \brief Returns the point clicked in 3D view.
  55    *
  56    * \param x The X coordinate in the view.
  57    * \param y The Y coordinate in the view.
  58    * \param theView View where the given point takes place.
  59    * \retval gp_Pnt Returns the point clicked in 3D view
  60    */
  61   CURVECREATOR_EXPORT static gp_Pnt ConvertClickToPoint( int x, int y,
  62                                                          Handle(V3d_View) theView );
  63
  64   /**
  65    * Generates shape on the curve
  66    * \param theCurve a curve object, that contains data
  67    * \param theShape a generated shape
  68    */
  69   CURVECREATOR_EXPORT static void constructShape( const CurveCreator_ICurve* theCurve,
  70                                                   TopoDS_Shape& theShape );
  71
  72   /**
  73    * Find selected points in the context
  74    * \param theContext the viewer context
  75    */
  76   CURVECREATOR_EXPORT static void getSelectedPoints( Handle(AIS_InteractiveContext) theContext,
  77                                          const CurveCreator_ICurve* theCurve,
  78                                          CurveCreator_ICurve::SectionToPointList& thePoints );
  79
  80   /**
  81    * Set selected points to the context
  82    * \param theContext the viewer context
  83    * \param thePoints the curve point indices to be selected in the context
  84    */
  85   CURVECREATOR_EXPORT static void setSelectedPoints(
  86                                          Handle(AIS_InteractiveContext) theContext,
  87                                          const CurveCreator_ICurve* theCurve,
  88                                          const CurveCreator_ICurve::SectionToPointList& thePoints =
  89                                                CurveCreator_ICurve::SectionToPointList() );
  90
  91   /*!
  92    * \brief Sets the local point context for the 3D viewer.
  93    * \param theOpen The flag to open or close the local context.
  94    */
  95   CURVECREATOR_EXPORT static void setLocalPointContext(
  96                                         Handle(AIS_InteractiveContext) theContext,
  97                                         const bool theOpen );
  98
  99   /**
 100    * Find the neighbour points by the clicked coordinates
 101    * \param theContext the viewer context.
 102    * \param theContext the V3D view.
 103    * \param theX the X coordinate in the view.
 104    * \param theY the Y coordinate in the view.
 105    * \param thePoint the output point to be append to the model curve
 106    * \param thePoint1 the output point to bound the line where a new point should be inserted
 107    * \param thePoint2 the output point to bound the line where a new point should be inserted
 108    */
 109   CURVECREATOR_EXPORT static bool getNeighbourPoints(
 110                                         Handle(AIS_InteractiveContext) theContext,
 111                                         Handle(V3d_View) theView,
 112                                         const int theX, const int theY,
 113                                         gp_Pnt& thePoint, gp_Pnt& thePoint1,
 114                                         gp_Pnt& thePoint2 );
 115
 116 protected:
 117   /**
 118    * Checks whether the point belongs to the OCC object
 119    * \param theObject a line or shape with a bspline inside
 120    * \param theX the X coordinate in the view.
 121    * \param theY the Y coordinate in the view.
 122    * \param thePoint the output point to be append to the model curve
 123    * \param thePoint1 the output point to bound the line where a new point should be inserted
 124    * \param thePoint2 the output point to bound the line where a new point should be inserted
 125    */
 126   CURVECREATOR_EXPORT static bool pointOnObject( Handle(V3d_View) theView,
 127                                                  Handle(AIS_InteractiveObject) theObject,
 128                                                  const int theX, const int theY,
 129                                                  gp_Pnt& thePoint, gp_Pnt& thePoint1,
 130                                                  gp_Pnt& thePoint2 );
 131
 132   /*
 133    * Returns whether the clicked point belong to the curve or has a very near projection
 134    * \param theX the X coordinate of a point clicked in the OCC viewer
 135    * \param theY the Y coordinate of a point clicked in the OCC viewer
 136    * \param theCurve a geometry curve
 137    * \param theOutPoint a found projected point on the curve
 138   */
 139   CURVECREATOR_EXPORT static bool hasProjectPointOnCurve(
 140                                                  Handle(V3d_View) theView,
 141                                                  const int theX, const int theY,
 142                                                  const Handle(Geom_Curve)& theCurve,
 143                                                  Standard_Real& theParameter );
 144
 145 };
 146
 147 #endif // CURVECREATOR_UTILS_H