1 // File: SketchPlugin_Arc.cpp
2 // Created: 26 Apr 2014
3 // Author: Artem ZHIDKOV
5 #include "SketchPlugin_Arc.h"
6 #include "SketchPlugin_Sketch.h"
7 #include <ModelAPI_Data.h>
8 #include <ModelAPI_ResultConstruction.h>
10 #include <GeomAPI_Circ2d.h>
11 #include <GeomAPI_Pnt2d.h>
12 #include <GeomDataAPI_Point2D.h>
13 #include <GeomDataAPI_Dir.h>
14 #include <GeomAlgoAPI_PointBuilder.h>
15 #include <GeomAlgoAPI_EdgeBuilder.h>
16 #include <GeomAlgoAPI_CompoundBuilder.h>
18 const double tolerance = 1e-7;
20 SketchPlugin_Arc::SketchPlugin_Arc()
21 : SketchPlugin_Feature()
25 void SketchPlugin_Arc::initAttributes()
27 data()->addAttribute(SketchPlugin_Arc::CENTER_ID(), GeomDataAPI_Point2D::type());
28 data()->addAttribute(SketchPlugin_Arc::START_ID(), GeomDataAPI_Point2D::type());
29 data()->addAttribute(SketchPlugin_Arc::END_ID(), GeomDataAPI_Point2D::type());
32 void SketchPlugin_Arc::execute()
34 SketchPlugin_Sketch* aSketch = sketch();
36 std::list<boost::shared_ptr<GeomAPI_Shape> > aShapes;
38 // compute a circle point in 3D view
39 boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = boost::dynamic_pointer_cast<
40 GeomDataAPI_Point2D>(data()->attribute(SketchPlugin_Arc::CENTER_ID()));
41 // compute the arc start point
42 boost::shared_ptr<GeomDataAPI_Point2D> aStartAttr = boost::dynamic_pointer_cast<
43 GeomDataAPI_Point2D>(data()->attribute(SketchPlugin_Arc::START_ID()));
44 if (aCenterAttr->isInitialized() && aStartAttr->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(
51 aConstr1->setShape(aCenterPointShape);
52 aConstr1->setIsInHistory(false);
53 setResult(aConstr1, 0);
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);
60 boost::shared_ptr<GeomAPI_Dir> aNormal = aNDir->dir();
61 boost::shared_ptr<GeomAPI_Pnt> aStartPoint(aSketch->to3D(aStartAttr->x(), aStartAttr->y()));
63 // compute and change the arc end point
64 boost::shared_ptr<GeomDataAPI_Point2D> anEndAttr = boost::dynamic_pointer_cast<
65 GeomDataAPI_Point2D>(data()->attribute(SketchPlugin_Arc::END_ID()));
66 if (anEndAttr->isInitialized()) {
67 boost::shared_ptr<GeomAPI_Circ2d> aCircleForArc(
68 new GeomAPI_Circ2d(aCenterAttr->pnt(), aStartAttr->pnt()));
69 boost::shared_ptr<GeomAPI_Pnt2d> aProjection = aCircleForArc->project(anEndAttr->pnt());
70 if (aProjection && anEndAttr->pnt()->distance(aProjection) > tolerance)
71 anEndAttr->setValue(aProjection);
73 boost::shared_ptr<GeomAPI_Pnt> aEndPoint(aSketch->to3D(anEndAttr->x(), anEndAttr->y()));
75 boost::shared_ptr<GeomAPI_Shape> aCircleShape = GeomAlgoAPI_EdgeBuilder::lineCircleArc(
76 aCenter, aStartPoint, aEndPoint, aNormal);
78 boost::shared_ptr<ModelAPI_ResultConstruction> aConstr2 = document()->createConstruction(
80 aConstr2->setShape(aCircleShape);
81 aConstr2->setIsInHistory(false);
82 setResult(aConstr2, 1);
83 //aShapes.push_back(aCircleShape);
87 boost::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aShapes);
89 boost::shared_ptr<ModelAPI_ResultConstruction> aConstr =
90 document()->createConstruction(data());
91 aConstr->setShape(aCompound);
92 aConstr->setIsInHistory(false);
99 void SketchPlugin_Arc::move(double theDeltaX, double theDeltaY)
101 boost::shared_ptr<ModelAPI_Data> aData = data();
102 if (!aData->isValid())
105 boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
106 aData->attribute(SketchPlugin_Arc::CENTER_ID()));
107 aPoint1->setValue(aPoint1->x() + theDeltaX, aPoint1->y() + theDeltaY);
109 boost::shared_ptr<GeomDataAPI_Point2D> aPoint2 = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
110 aData->attribute(SketchPlugin_Arc::START_ID()));
111 aPoint2->setValue(aPoint2->x() + theDeltaX, aPoint2->y() + theDeltaY);
113 boost::shared_ptr<GeomDataAPI_Point2D> aPoint3 = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
114 aData->attribute(SketchPlugin_Arc::END_ID()));
115 aPoint3->setValue(aPoint3->x() + theDeltaX, aPoint3->y() + theDeltaY);
118 double SketchPlugin_Arc::distanceToPoint(const boost::shared_ptr<GeomAPI_Pnt2d>& thePoint)
121 boost::shared_ptr<ModelAPI_Data> aData = data();
123 boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
124 aData->attribute(SketchPlugin_Arc::CENTER_ID()));
125 aDelta = aPoint1->pnt()->distance(thePoint);
127 boost::shared_ptr<GeomDataAPI_Point2D> aPoint2 = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
128 aData->attribute(SketchPlugin_Arc::START_ID()));
129 double aDistance = aPoint2->pnt()->distance(thePoint);
130 if (aDelta < aDistance)
133 boost::shared_ptr<GeomDataAPI_Point2D> aPoint3 = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
134 aData->attribute(SketchPlugin_Arc::END_ID()));
135 aDistance = aPoint3->pnt()->distance(thePoint);
136 if (aDelta < aDistance)