1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
3 // File: SketchPlugin_ConstraintLength.cpp
4 // Created: 30 May 2014
5 // Author: Artem ZHIDKOV
7 #include "SketchPlugin_ConstraintLength.h"
8 #include <SketchPlugin_Line.h>
10 #include <GeomDataAPI_Point2D.h>
12 #include <ModelAPI_AttributeDouble.h>
13 #include <ModelAPI_Data.h>
14 #include <ModelAPI_Result.h>
16 #include <GeomDataAPI_Point2D.h>
18 #include <GeomAPI_Lin2d.h>
19 #include <GeomAPI_Pnt2d.h>
21 #include <Config_PropManager.h>
23 SketchPlugin_ConstraintLength::SketchPlugin_ConstraintLength()
27 void SketchPlugin_ConstraintLength::initAttributes()
29 data()->addAttribute(SketchPlugin_Constraint::VALUE(), ModelAPI_AttributeDouble::type());
30 data()->addAttribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT(), GeomDataAPI_Point2D::type());
31 data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::type());
34 void SketchPlugin_ConstraintLength::execute()
36 std::shared_ptr<ModelAPI_AttributeRefAttr> aRef = std::dynamic_pointer_cast<
37 ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
38 FeaturePtr aFeature = ModelAPI_Feature::feature(aRef->object());
41 std::shared_ptr<GeomDataAPI_Point2D> aPoint1 = std::dynamic_pointer_cast<
42 GeomDataAPI_Point2D>(aFeature->data()->attribute(SketchPlugin_Line::START_ID()));
43 std::shared_ptr<GeomDataAPI_Point2D> aPoint2 = std::dynamic_pointer_cast<
44 GeomDataAPI_Point2D>(aFeature->data()->attribute(SketchPlugin_Line::END_ID()));
46 double aLenght = aPoint1->pnt()->distance(aPoint2->pnt());
48 //std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
49 // ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
50 //if(!aValueAttr->isInitialized()) {
51 // aValueAttr->setValue(aLenght);
56 bool SketchPlugin_ConstraintLength::compute(const std::string& theAttributeId)
58 if (theAttributeId != SketchPlugin_Constraint::FLYOUT_VALUE_PNT())
61 std::shared_ptr<GeomAPI_Pnt> aPoint1, aPoint2;
62 std::shared_ptr<GeomDataAPI_Point2D> aStartPoint, anEndPoint;
63 if (!getPoints(aPoint1, aPoint2, aStartPoint, anEndPoint))
66 std::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = std::dynamic_pointer_cast<
67 GeomDataAPI_Point2D>(data()->attribute(theAttributeId));
69 std::shared_ptr<GeomAPI_Lin2d> aLine =
70 std::shared_ptr<GeomAPI_Lin2d>(new GeomAPI_Lin2d(aStartPoint->pnt(), anEndPoint->pnt()));
71 double aDist = aPoint1->distance(aPoint2)/5.;
72 std::shared_ptr<GeomAPI_Pnt2d> aFPnt = aLine->shiftedLocation(aDist);
73 aFlyOutAttr->setValue(aFPnt);
78 bool SketchPlugin_ConstraintLength::getPoints(
79 std::shared_ptr<GeomAPI_Pnt>& thePoint1, std::shared_ptr<GeomAPI_Pnt>& thePoint2,
80 std::shared_ptr<GeomDataAPI_Point2D>& theStartPoint,
81 std::shared_ptr<GeomDataAPI_Point2D>& theEndPoint)
85 std::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
86 std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
87 ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
90 FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
91 if (!aFeature || aFeature->getKind() != SketchPlugin_Line::ID())
93 DataPtr aData = aFeature->data();
94 theStartPoint = std::dynamic_pointer_cast<
95 GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::START_ID()));
96 theEndPoint = std::dynamic_pointer_cast<
97 GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::END_ID()));
98 thePoint1 = sketch()->to3D(theStartPoint->x(), theStartPoint->y());
99 thePoint2 = sketch()->to3D(theEndPoint->x(), theEndPoint->y());
103 AISObjectPtr SketchPlugin_ConstraintLength::getAISObject(AISObjectPtr thePrevious)
105 std::shared_ptr<GeomAPI_Pnt> aPoint1, aPoint2;
106 std::shared_ptr<GeomDataAPI_Point2D> aStartPoint, anEndPoint;
107 if (!getPoints(aPoint1, aPoint2, aStartPoint, anEndPoint))
108 return thePrevious; // not possible to show length because points are not defined
110 AttributePtr aFlyOutAttribute = data()->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
111 if (!aFlyOutAttribute->isInitialized()) {
112 if (!compute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()))
113 return thePrevious; // not possible to show length because points are not defined
115 std::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = std::dynamic_pointer_cast<
116 GeomDataAPI_Point2D>(aFlyOutAttribute);
117 std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = sketch()->to3D(aFlyOutAttr->x(), aFlyOutAttr->y());
119 // TODO: has to be calculated on definition of reference object
120 double aDistance = aPoint1->distance(aPoint2);
121 std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
122 ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
123 double aValue = aDistance;
124 if (aValueAttr->isInitialized())
125 aValue = aValueAttr->value();
127 aValueAttr->setValue(aValue);
130 AISObjectPtr anAIS = thePrevious;
132 anAIS = AISObjectPtr(new GeomAPI_AISObject);
133 std::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
134 anAIS->createDistance(aPoint1, aPoint2, aFlyoutPnt, aPlane, aValue);
136 // Set color from preferences
137 std::vector<int> aRGB =
138 Config_PropManager::color("Visualization", "length_color", LENGTH_COLOR);
139 anAIS->setColor(aRGB[0], aRGB[1], aRGB[2]);
143 void SketchPlugin_ConstraintLength::move(double theDeltaX, double theDeltaY)
145 std::shared_ptr<ModelAPI_Data> aData = data();
146 if (!aData->isValid())
149 std::shared_ptr<GeomDataAPI_Point2D> aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
150 aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
151 aPoint->move(theDeltaX, theDeltaY);
154 void SketchPlugin_ConstraintLength::attributeChanged(const std::string& theID) {
155 if (theID == SketchPlugin_Constraint::ENTITY_A())
157 std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
158 ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
159 if (!aValueAttr->isInitialized()) { // only if it is not initialized, try to compute the current value
160 std::shared_ptr<GeomAPI_Pnt> aPoint1, aPoint2;
161 std::shared_ptr<GeomDataAPI_Point2D> aStartPoint, anEndPoint;
162 if (getPoints(aPoint1, aPoint2, aStartPoint, anEndPoint)) {
163 double aLength = aPoint1->distance(aPoint2);
164 aValueAttr->setValue(aLength);