1 // Copyright (C) 2017-2019 CEA/DEN, EDF R&D
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, or (at your option) any later version.
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.
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
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 // File: SketchPlugin_MacroEllipse.cpp
21 // Created: 26 April 2017
22 // Author: Artem ZHIDKOV
24 #include <SketchPlugin_MacroEllipse.h>
26 #include <SketchPlugin_Ellipse.h>
27 #include <SketchPlugin_Tools.h>
28 #include <SketchPlugin_Sketch.h>
30 #include <ModelAPI_AttributeDouble.h>
31 #include <ModelAPI_AttributeRefAttr.h>
32 #include <ModelAPI_EventReentrantMessage.h>
33 #include <ModelAPI_Session.h>
34 #include <ModelAPI_Validator.h>
35 #include <ModelAPI_Events.h>
37 #include <GeomDataAPI_Point2D.h>
39 #include <GeomAPI_Dir2d.h>
40 #include <GeomAPI_Pnt2d.h>
41 #include <GeomAPI_Ellipse2d.h>
42 #include <GeomAPI_Vertex.h>
44 #include <GeomAlgoAPI_CompoundBuilder.h>
45 #include <GeomAlgoAPI_EdgeBuilder.h>
46 #include <GeomAlgoAPI_PointBuilder.h>
49 SketchPlugin_MacroEllipse::SketchPlugin_MacroEllipse()
50 : SketchPlugin_SketchEntity(),
56 void SketchPlugin_MacroEllipse::initAttributes()
58 data()->addAttribute(CENTER_POINT_ID(), GeomDataAPI_Point2D::typeId());
59 data()->addAttribute(CENTER_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
60 data()->addAttribute(MAJOR_AXIS_POINT_ID(), GeomDataAPI_Point2D::typeId());
61 data()->addAttribute(MAJOR_AXIS_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
62 data()->addAttribute(PASSED_POINT_ID(), GeomDataAPI_Point2D::typeId());
63 data()->addAttribute(PASSED_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
65 data()->addAttribute(MAJOR_RADIUS_ID(), ModelAPI_AttributeDouble::typeId());
66 data()->addAttribute(MINOR_RADIUS_ID(), ModelAPI_AttributeDouble::typeId());
67 data()->addAttribute(AUXILIARY_ID(), ModelAPI_AttributeBoolean::typeId());
69 ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), CENTER_POINT_REF_ID());
70 ModelAPI_Session::get()->validators()->
71 registerNotObligatory(getKind(), MAJOR_AXIS_POINT_REF_ID());
72 ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), PASSED_POINT_REF_ID());
75 void SketchPlugin_MacroEllipse::execute()
77 FeaturePtr anEllipse = createEllipseFeature();
78 constraintsForEllipse(anEllipse);
80 // message to init reentrant operation
81 static Events_ID anId = ModelAPI_EventReentrantMessage::eventId();
82 ReentrantMessagePtr aMessage(new ModelAPI_EventReentrantMessage(anId, this));
83 aMessage->setCreatedFeature(anEllipse);
84 Events_Loop::loop()->send(aMessage);
87 void SketchPlugin_MacroEllipse::attributeChanged(const std::string& theID)
89 static const int NB_POINTS = 3;
90 std::string aPointAttrName[NB_POINTS] = { CENTER_POINT_ID(),
91 MAJOR_AXIS_POINT_ID(),
93 std::string aPointRefName[NB_POINTS] = { CENTER_POINT_REF_ID(),
94 MAJOR_AXIS_POINT_REF_ID(),
95 PASSED_POINT_REF_ID() };
97 int aNbInitialized = 0;
98 std::shared_ptr<GeomAPI_Pnt2d> anEllipsePoints[NB_POINTS];
100 for (int aPntIndex = 0; aPntIndex < NB_POINTS; ++aPntIndex) {
101 AttributePtr aPointAttr = attribute(aPointAttrName[aPntIndex]);
102 if (!aPointAttr->isInitialized())
105 AttributeRefAttrPtr aPointRef = refattr(aPointRefName[aPntIndex]);
106 // calculate ellipse parameters
107 std::shared_ptr<GeomAPI_Pnt2d> aPassedPoint;
108 std::shared_ptr<GeomAPI_Shape> aTangentCurve;
109 SketchPlugin_Tools::convertRefAttrToPointOrTangentCurve(
110 aPointRef, aPointAttr, aTangentCurve, aPassedPoint);
112 anEllipsePoints[aNbInitialized++] = aPassedPoint;
115 std::shared_ptr<GeomAPI_Ellipse2d> anEllipse;
116 if (aNbInitialized == 2) {
117 std::shared_ptr<GeomAPI_Dir2d> aXDir(new GeomAPI_Dir2d(
118 anEllipsePoints[1]->x() - anEllipsePoints[0]->x(),
119 anEllipsePoints[1]->y() - anEllipsePoints[0]->y()));
120 double aMajorRad = anEllipsePoints[1]->distance(anEllipsePoints[0]);
121 anEllipse = std::shared_ptr<GeomAPI_Ellipse2d>(
122 new GeomAPI_Ellipse2d(anEllipsePoints[0], aXDir, aMajorRad, 0.5 * aMajorRad));
123 } else if (aNbInitialized == 3) {
124 anEllipse = std::shared_ptr<GeomAPI_Ellipse2d>(
125 new GeomAPI_Ellipse2d(anEllipsePoints[0], anEllipsePoints[1], anEllipsePoints[2]));
128 if (!anEllipse || anEllipse->implPtr<void>() == 0)
131 myCenter = anEllipse->center();
132 myFocus = anEllipse->firstFocus();
133 myMajorRadius = anEllipse->majorRadius();
134 myMinorRadius = anEllipse->minorRadius();
136 AttributeDoublePtr aMajorRadiusAttr = real(MAJOR_RADIUS_ID());
137 AttributeDoublePtr aMinorRadiusAttr = real(MINOR_RADIUS_ID());
139 bool aWasBlocked = data()->blockSendAttributeUpdated(true);
140 // center attribute is used in processEvent() to set reference to reentrant arc
141 std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(CENTER_POINT_ID()))->setValue(myCenter);
142 aMajorRadiusAttr->setValue(myMajorRadius);
143 aMinorRadiusAttr->setValue(myMinorRadius);
144 data()->blockSendAttributeUpdated(aWasBlocked, false);
147 std::string SketchPlugin_MacroEllipse::processEvent(
148 const std::shared_ptr<Events_Message>& theMessage)
150 std::string aFilledAttributeName;
152 ReentrantMessagePtr aReentrantMessage =
153 std::dynamic_pointer_cast<ModelAPI_EventReentrantMessage>(theMessage);
154 if (aReentrantMessage) {
155 FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
156 ObjectPtr anObject = aReentrantMessage->selectedObject();
157 AttributePtr anAttribute = aReentrantMessage->selectedAttribute();
158 std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = aReentrantMessage->clickedPoint();
160 if (aClickedPoint && (anObject || anAttribute)) {
161 aFilledAttributeName = CENTER_POINT_ID();
162 std::string aReferenceAttributeName = CENTER_POINT_REF_ID();
164 // fill 2d point attribute
165 AttributePoint2DPtr aPointAttr =
166 std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(aFilledAttributeName));
167 aPointAttr->setValue(aClickedPoint);
169 // fill reference attribute
170 AttributeRefAttrPtr aRefAttr =
171 std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(attribute(aReferenceAttributeName));
173 if (!anAttribute->owner() || !anAttribute->owner()->data()->isValid()) {
174 if (aCreatedFeature && anAttribute->id() == CENTER_POINT_ID())
175 anAttribute = aCreatedFeature->attribute(SketchPlugin_Ellipse::CENTER_ID());
177 aRefAttr->setAttr(anAttribute);
179 else if (anObject.get()) {
180 // if presentation of previous reentrant macro arc is used, the object is invalid,
181 // we should use result of previous feature of the message(Arc)
182 if (!anObject->data()->isValid())
183 anObject = aCreatedFeature->lastResult();
184 aRefAttr->setObject(anObject);
187 Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
189 return aFilledAttributeName;
192 void SketchPlugin_MacroEllipse::constraintsForEllipse(FeaturePtr theEllipseFeature)
194 // Create constraints.
195 SketchPlugin_Tools::createCoincidenceOrTangency(
196 this, CENTER_POINT_REF_ID(),
197 theEllipseFeature->attribute(SketchPlugin_Ellipse::CENTER_ID()),
199 SketchPlugin_Tools::createCoincidenceOrTangency(
200 this, MAJOR_AXIS_POINT_REF_ID(), AttributePtr(),
201 theEllipseFeature->lastResult(), true);
202 SketchPlugin_Tools::createCoincidenceOrTangency(
203 this, PASSED_POINT_REF_ID(), AttributePtr(),
204 theEllipseFeature->lastResult(), true);
207 FeaturePtr SketchPlugin_MacroEllipse::createEllipseFeature()
209 FeaturePtr aEllipseFeature = sketch()->addFeature(SketchPlugin_Ellipse::ID());
211 AttributePoint2DPtr aCenterAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
212 aEllipseFeature->attribute(SketchPlugin_Ellipse::CENTER_ID()));
213 aCenterAttr->setValue(myCenter->x(), myCenter->y());
215 AttributePoint2DPtr aFocusAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
216 aEllipseFeature->attribute(SketchPlugin_Ellipse::FOCUS_ID()));
217 aFocusAttr->setValue(myFocus->x(), myFocus->y());
219 aEllipseFeature->real(SketchPlugin_Ellipse::MAJOR_RADIUS_ID())->setValue(myMajorRadius);
220 aEllipseFeature->real(SketchPlugin_Ellipse::MINOR_RADIUS_ID())->setValue(myMinorRadius);
222 aEllipseFeature->boolean(SketchPlugin_Ellipse::AUXILIARY_ID())->setValue(
223 boolean(AUXILIARY_ID())->value());
225 aEllipseFeature->execute();
226 return aEllipseFeature;
229 AISObjectPtr SketchPlugin_MacroEllipse::getAISObject(AISObjectPtr thePrevious)
231 SketchPlugin_Sketch* aSketch = sketch();
232 if (!aSketch || !myCenter || myMajorRadius == 0)
233 return AISObjectPtr();
235 std::shared_ptr<GeomDataAPI_Dir> aNDir = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
236 aSketch->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
238 // Compute a ellipse in 3D view.
239 std::shared_ptr<GeomAPI_Pnt> aCenter(aSketch->to3D(myCenter->x(), myCenter->y()));
240 std::shared_ptr<GeomAPI_Pnt> aFocus(aSketch->to3D(myFocus->x(), myFocus->y()));
241 std::shared_ptr<GeomAPI_Dir> aNormal = aNDir->dir();
242 std::shared_ptr<GeomAPI_Dir> aMajorAxis(new GeomAPI_Dir(aFocus->x() - aCenter->x(),
243 aFocus->y() - aCenter->y(), aFocus->z() - aCenter->z()));
245 std::shared_ptr<GeomAPI_Shape> anEllipseShape =
246 GeomAlgoAPI_EdgeBuilder::ellipse(aCenter, aNormal, aMajorAxis, myMajorRadius, myMinorRadius);
247 GeomShapePtr aCenterPointShape = GeomAlgoAPI_PointBuilder::vertex(aCenter);
248 if (!anEllipseShape.get() || !aCenterPointShape.get())
249 return AISObjectPtr();
251 std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
252 aShapes.push_back(anEllipseShape);
253 aShapes.push_back(aCenterPointShape);
255 std::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aShapes);
256 AISObjectPtr anAIS = thePrevious;
258 anAIS.reset(new GeomAPI_AISObject());
259 anAIS->createShape(aCompound);