src/SketchPlugin/SketchPlugin_Circle.cpp

   1 // File:        SketchPlugin_Circle.cpp
   2 // Created:     26 May 2014
   3 // Author:      Artem ZHIDKOV
   4
   5 #include "SketchPlugin_Circle.h"
   6 #include "SketchPlugin_Sketch.h"
   7 #include <ModelAPI_Data.h>
   8 #include <ModelAPI_ResultConstruction.h>
   9 #include <ModelAPI_AttributeSelection.h>
  10 #include <ModelAPI_Validator.h>
  11
  12 #include <GeomAPI_Pnt2d.h>
  13 #include <GeomDataAPI_Point2D.h>
  14 #include <GeomDataAPI_Dir.h>
  15 #include <GeomAlgoAPI_PointBuilder.h>
  16 #include <GeomAlgoAPI_EdgeBuilder.h>
  17 #include <GeomAlgoAPI_CompoundBuilder.h>
  18 #include <ModelAPI_AttributeDouble.h>
  19
  20 SketchPlugin_Circle::SketchPlugin_Circle()
  21     : SketchPlugin_Feature()
  22 {
  23 }
  24
  25 void SketchPlugin_Circle::initAttributes()
  26 {
  27   data()->addAttribute(SketchPlugin_Circle::CENTER_ID(), GeomDataAPI_Point2D::type());
  28   data()->addAttribute(SketchPlugin_Circle::RADIUS_ID(), ModelAPI_AttributeDouble::type());
  29   data()->addAttribute(EXTERNAL_ID(), ModelAPI_AttributeSelection::type());
  30   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), EXTERNAL_ID());
  31 }
  32
  33 void SketchPlugin_Circle::execute()
  34 {
  35   SketchPlugin_Sketch* aSketch = sketch();
  36   if (aSketch) {
  37     std::list<boost::shared_ptr<GeomAPI_Shape> > aShapes;
  38
  39     // compute a circle point in 3D view
  40     boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = boost::dynamic_pointer_cast<
  41         GeomDataAPI_Point2D>(data()->attribute(SketchPlugin_Circle::CENTER_ID()));
  42     AttributeDoublePtr aRadiusAttr = boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  43         data()->attribute(SketchPlugin_Circle::RADIUS_ID()));
  44     if (aCenterAttr->isInitialized() && aRadiusAttr->isInitialized()) {
  45       boost::shared_ptr<GeomAPI_Pnt> aCenter(aSketch->to3D(aCenterAttr->x(), aCenterAttr->y()));
  46       // make a visible point
  47       boost::shared_ptr<GeomAPI_Shape> aCenterPointShape = GeomAlgoAPI_PointBuilder::point(aCenter);
  48       //aShapes.push_back(aCenterPointShape);
  49       boost::shared_ptr<ModelAPI_ResultConstruction> aConstr1 = document()->createConstruction(
  50           data(), 0);
  51       aConstr1->setShape(aCenterPointShape);
  52       aConstr1->setIsInHistory(false);
  53       setResult(aConstr1, 0);
  54
  55       // make a visible circle
  56       boost::shared_ptr<GeomDataAPI_Dir> aNDir = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
  57           aSketch->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
  58       bool aHasPlane = aNDir && !(aNDir->x() == 0 && aNDir->y() == 0 && aNDir->z() == 0);
  59       if (aHasPlane) {
  60         boost::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(aNDir->x(), aNDir->y(), aNDir->z()));
  61         // compute the circle radius
  62         double aRadius = aRadiusAttr->value();
  63
  64         boost::shared_ptr<GeomAPI_Shape> aCircleShape = GeomAlgoAPI_EdgeBuilder::lineCircle(
  65             aCenter, aNormal, aRadius);
  66         aShapes.push_back(aCircleShape);
  67         boost::shared_ptr<ModelAPI_ResultConstruction> aConstr2 = document()->createConstruction(
  68             data(), 1);
  69         aConstr2->setShape(aCircleShape);
  70         aConstr2->setIsInHistory(false);
  71         setResult(aConstr2, 1);
  72       }
  73     }
  74     /*
  75      boost::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aShapes);
  76      // store the result
  77      boost::shared_ptr<ModelAPI_ResultConstruction> aConstr =
  78      document()->createConstruction(data());
  79      aConstr->setShape(aCompound);
  80      aConstr->setIsInHistory(false);
  81      setResult(aConstr);
  82      */
  83   }
  84 }
  85
  86 void SketchPlugin_Circle::move(double theDeltaX, double theDeltaY)
  87 {
  88   boost::shared_ptr<ModelAPI_Data> aData = data();
  89   if (!aData->isValid())
  90     return;
  91
  92   boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  93       aData->attribute(SketchPlugin_Circle::CENTER_ID()));
  94   aPoint1->setValue(aPoint1->x() + theDeltaX, aPoint1->y() + theDeltaY);
  95 }
  96
  97 double SketchPlugin_Circle::distanceToPoint(const boost::shared_ptr<GeomAPI_Pnt2d>& thePoint)
  98 {
  99   boost::shared_ptr<ModelAPI_Data> aData = data();
 100   boost::shared_ptr<GeomDataAPI_Point2D> aPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 101       aData->attribute(SketchPlugin_Circle::CENTER_ID()));
 102
 103   return aPoint->pnt()->distance(thePoint);
 104 }
 105
 106 bool SketchPlugin_Circle::isFixed() {
 107   return data()->selection(EXTERNAL_ID())->context();
 108 }