src/SketchPlugin/SketchPlugin_Sketch.cpp

   1 // File:        SketchPlugin_Sketch.cxx
   2 // Created:     27 Mar 2014
   3 // Author:      Mikhail PONIKAROV
   4
   5 #include "SketchPlugin_Sketch.h"
   6 #include <ModelAPI_Data.h>
   7 #include <ModelAPI_AttributeRefList.h>
   8 #include <GeomAPI_XYZ.h>
   9 #include <GeomDataAPI_Dir.h>
  10 #include <GeomDataAPI_Point.h>
  11 #include <GeomAlgoAPI_FaceBuilder.h>
  12 #include <GeomAlgoAPI_CompoundBuilder.h>
  13
  14 using namespace std;
  15
  16 // face of the square-face displayed for selection of general plane
  17 const double PLANE_SIZE = 200;
  18
  19 SketchPlugin_Sketch::SketchPlugin_Sketch()
  20 {
  21 }
  22
  23 void SketchPlugin_Sketch::initAttributes()
  24 {
  25   data()->addAttribute(SKETCH_ATTR_ORIGIN, GeomDataAPI_Point::type());
  26   data()->addAttribute(SKETCH_ATTR_DIRX, GeomDataAPI_Dir::type());
  27   data()->addAttribute(SKETCH_ATTR_DIRY, GeomDataAPI_Dir::type());
  28   data()->addAttribute(SKETCH_ATTR_NORM, GeomDataAPI_Dir::type());
  29   data()->addAttribute(SKETCH_ATTR_FEATURES, ModelAPI_AttributeRefList::type());
  30 }
  31
  32 void SketchPlugin_Sketch::execute()
  33 {
  34 }
  35
  36 const boost::shared_ptr<GeomAPI_Shape>& SketchPlugin_Sketch::preview()
  37 {
  38   if (isPlaneSet()) {
  39     setPreview(boost::shared_ptr<GeomAPI_Shape>());
  40   }
  41   else {
  42     std::list<boost::shared_ptr<GeomAPI_Shape> > aFaces;
  43
  44     addPlane(1, 0, 0, aFaces); // YZ plane
  45     addPlane(0, 1, 0, aFaces); // XZ plane
  46     addPlane(0, 0, 1, aFaces); // XY plane
  47     boost::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aFaces);
  48     setPreview(aCompound);
  49   }
  50   return getPreview();
  51 }
  52
  53 const void SketchPlugin_Sketch::addSub(const boost::shared_ptr<ModelAPI_Feature>& theFeature)
  54 {
  55   boost::dynamic_pointer_cast<SketchPlugin_Feature>(theFeature)->setSketch(this);
  56   data()->reflist(SKETCH_ATTR_FEATURES)->append(theFeature);
  57 }
  58
  59 void SketchPlugin_Sketch::addPlane(double theX, double theY, double theZ,
  60                                    std::list<boost::shared_ptr<GeomAPI_Shape> >& theShapes) const
  61 {
  62   boost::shared_ptr<GeomAPI_Pnt> anOrigin(new GeomAPI_Pnt(0, 0, 0));
  63   boost::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(theX, theY, theZ));
  64   boost::shared_ptr<GeomAPI_Shape> aFace =
  65     GeomAlgoAPI_FaceBuilder::square(anOrigin, aNormal, PLANE_SIZE);
  66   theShapes.push_back(aFace);
  67 }
  68
  69 boost::shared_ptr<GeomAPI_Pnt> SketchPlugin_Sketch::to3D(const double theX, const double theY)
  70 {
  71   boost::shared_ptr<GeomDataAPI_Point> aC =
  72     boost::dynamic_pointer_cast<GeomDataAPI_Point>(data()->attribute(SKETCH_ATTR_ORIGIN));
  73   boost::shared_ptr<GeomDataAPI_Dir> aX =
  74     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(data()->attribute(SKETCH_ATTR_DIRX));
  75   boost::shared_ptr<GeomDataAPI_Dir> aY =
  76     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(data()->attribute(SKETCH_ATTR_DIRY));
  77
  78   boost::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(
  79     aX->dir()->xyz()->multiplied(theX))->added(aY->dir()->xyz()->multiplied(theY));
  80
  81   return boost::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
  82 }
  83
  84 bool SketchPlugin_Sketch::isPlaneSet()
  85 {
  86   boost::shared_ptr<GeomDataAPI_Dir> aNormal =
  87     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(data()->attribute(SKETCH_ATTR_NORM));
  88
  89   return aNormal && !(aNormal->x() == 0 && aNormal->y() == 0 && aNormal->z() == 0);
  90 }