1 // File: SketchPlugin_Circle.cpp
2 // Created: 26 May 2014
3 // Author: Artem ZHIDKOV
5 #include "SketchPlugin_Circle.h"
6 #include "SketchPlugin_Sketch.h"
7 #include <ModelAPI_Data.h>
9 #include <GeomDataAPI_Point2D.h>
10 #include <GeomDataAPI_Dir.h>
12 #include <GeomAlgoAPI_PointBuilder.h>
13 #include <GeomAlgoAPI_EdgeBuilder.h>
14 #include <GeomAlgoAPI_CompoundBuilder.h>
16 #include <ModelAPI_AttributeDouble.h>
18 SketchPlugin_Circle::SketchPlugin_Circle()
19 : SketchPlugin_Feature()
23 void SketchPlugin_Circle::initAttributes()
25 data()->addAttribute(CIRCLE_ATTR_CENTER, GeomDataAPI_Point2D::type());
26 data()->addAttribute(CIRCLE_ATTR_RADIUS, ModelAPI_AttributeDouble::type());
29 void SketchPlugin_Circle::execute()
33 const boost::shared_ptr<GeomAPI_Shape>& SketchPlugin_Circle::preview()
35 SketchPlugin_Sketch* aSketch = sketch();
37 std::list<boost::shared_ptr<GeomAPI_Shape> > aShapes;
39 // compute a circle point in 3D view
40 boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr =
41 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(data()->attribute(CIRCLE_ATTR_CENTER));
42 boost::shared_ptr<GeomAPI_Pnt> aCenter(aSketch->to3D(aCenterAttr->x(), aCenterAttr->y()));
43 // make a visible point
44 boost::shared_ptr<GeomAPI_Shape> aCenterPointShape = GeomAlgoAPI_PointBuilder::point(aCenter);
45 aShapes.push_back(aCenterPointShape);
47 // make a visible circle
48 boost::shared_ptr<GeomDataAPI_Dir> aNDir =
49 boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aSketch->data()->attribute(SKETCH_ATTR_NORM));
50 bool aHasPlane = aNDir && !(aNDir->x() == 0 && aNDir->y() == 0 && aNDir->z() == 0);
52 boost::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(aNDir->x(), aNDir->y(), aNDir->z()));
53 // compute the circle radius
54 boost::shared_ptr<ModelAPI_AttributeDouble> aRadiusAttr =
55 boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(CIRCLE_ATTR_RADIUS));
56 double aRadius = aRadiusAttr->value();
58 boost::shared_ptr<GeomAPI_Shape> aCircleShape =
59 GeomAlgoAPI_EdgeBuilder::lineCircle(aCenter, aNormal, aRadius);
60 aShapes.push_back(aCircleShape);
62 boost::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aShapes);
63 setPreview(aCompound);