1 // File: SketchPlugin_ConstraintLength.cpp
2 // Created: 30 May 2014
3 // Author: Artem ZHIDKOV
5 #include "SketchPlugin_ConstraintLength.h"
6 #include <SketchPlugin_Line.h>
8 #include <GeomDataAPI_Point2D.h>
10 #include <ModelAPI_AttributeDouble.h>
11 #include <ModelAPI_Data.h>
13 #include <GeomDataAPI_Point2D.h>
15 #include <GeomAPI_Lin2d.h>
16 #include <GeomAPI_Pnt2d.h>
18 #include <AIS_LengthDimension.hxx>
22 SketchPlugin_ConstraintLength::SketchPlugin_ConstraintLength()
26 void SketchPlugin_ConstraintLength::initAttributes()
28 data()->addAttribute(CONSTRAINT_ATTR_VALUE, ModelAPI_AttributeDouble::type());
29 data()->addAttribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT, GeomDataAPI_Point2D::type());
30 data()->addAttribute(CONSTRAINT_ATTR_ENTITY_A, ModelAPI_AttributeRefAttr::type());
33 void SketchPlugin_ConstraintLength::execute()
35 if (data()->attribute(CONSTRAINT_ATTR_ENTITY_A)->isInitialized() &&
36 !data()->attribute(CONSTRAINT_ATTR_VALUE)->isInitialized()) {
38 boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef =
39 boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(data()->attribute(CONSTRAINT_ATTR_ENTITY_A));
40 FeaturePtr aFeature = aRef->feature();
43 boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
44 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_START));
45 boost::shared_ptr<GeomDataAPI_Point2D> aPoint2 =
46 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_END));
48 double aLenght = aPoint1->pnt()->distance(aPoint2->pnt());
50 boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr =
51 boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(CONSTRAINT_ATTR_VALUE));
52 aValueAttr->setValue(aLenght);
57 Handle(AIS_InteractiveObject) SketchPlugin_ConstraintLength::getAISShape(
58 Handle_AIS_InteractiveObject thePrevious)
63 boost::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
65 boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
66 boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(data()->attribute(CONSTRAINT_ATTR_ENTITY_A));
69 FeaturePtr aFeature = anAttr->feature();
70 if (!aFeature || aFeature->getKind() != SKETCH_LINE_KIND)
73 // fly out calculation
74 boost::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr =
75 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(data()->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
77 if (aFlyOutAttr->isInitialized()) {
78 boost::shared_ptr<GeomAPI_Pnt2d> aFlyOutPnt = aFlyOutAttr->pnt();
80 boost::shared_ptr<GeomDataAPI_Point2D> aStartPoint =
81 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_START));
82 boost::shared_ptr<GeomDataAPI_Point2D> anEndPoint =
83 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_END));
85 boost::shared_ptr<GeomAPI_Lin2d> aFeatureLin = boost::shared_ptr<GeomAPI_Lin2d>
86 (new GeomAPI_Lin2d(aStartPoint->x(), aStartPoint->y(),
87 anEndPoint->x(), anEndPoint->y()));
88 boost::shared_ptr<GeomAPI_Pnt2d> aProjectedPoint = aFeatureLin->project(aFlyOutPnt);
89 double aDistance = aFlyOutPnt->distance(aProjectedPoint);
90 if (!aFeatureLin->isRight(aFlyOutPnt))
91 aDistance = -aDistance;
95 boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr =
96 boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(CONSTRAINT_ATTR_VALUE));
97 double aValue = aValueAttr->value();
99 boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
100 if (!aData->isValid())
103 boost::shared_ptr<GeomDataAPI_Point2D> aPointStart =
104 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_START));
105 boost::shared_ptr<GeomDataAPI_Point2D> aPointEnd =
106 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_END));
108 //Build dimension here
109 boost::shared_ptr<GeomAPI_Pnt> aPoint1 = sketch()->to3D(aPointStart->x(), aPointStart->y());
110 boost::shared_ptr<GeomAPI_Pnt> aPoint2 = sketch()->to3D(aPointEnd->x(), aPointEnd->y());
112 Handle(AIS_InteractiveObject) anAIS = thePrevious;
115 Handle(AIS_LengthDimension) aDimAIS =
116 new AIS_LengthDimension(aPoint1->impl<gp_Pnt>(), aPoint2->impl<gp_Pnt>(), aPlane->impl<gp_Pln>());
117 aDimAIS->SetCustomValue(aValue);
119 Handle(Prs3d_DimensionAspect) anAspect = new Prs3d_DimensionAspect();
120 anAspect->MakeArrows3d (Standard_False);
121 anAspect->MakeText3d(false/*is text 3d*/);
122 anAspect->TextAspect()->SetHeight(CONSTRAINT_TEXT_HEIGHT);
123 anAspect->MakeTextShaded(false/*is test shaded*/);
124 aDimAIS->DimensionAspect()->MakeUnitsDisplayed(false/*is units displayed*/);
125 /*if (isUnitsDisplayed)
127 aDimAIS->SetDisplayUnits (aDimDlg->GetUnits ());
129 aDimAIS->SetDimensionAspect (anAspect);
130 aDimAIS->SetFlyout(aFlyout);
131 aDimAIS->SetSelToleranceForText2d(CONSTRAINT_TEXT_SELECTION_TOLERANCE);
137 // update presentation
138 Handle(AIS_LengthDimension) aDimAIS = Handle(AIS_LengthDimension)::DownCast(anAIS);
139 if (!aDimAIS.IsNull())
141 aDimAIS->SetMeasuredGeometry(aPoint1->impl<gp_Pnt>(), aPoint2->impl<gp_Pnt>(), aPlane->impl<gp_Pln>());
142 aDimAIS->SetCustomValue(aValue);
143 aDimAIS->SetFlyout(aFlyout);
145 aDimAIS->Redisplay(Standard_True);
151 void SketchPlugin_ConstraintLength::move(double theDeltaX, double theDeltaY)
153 boost::shared_ptr<ModelAPI_Data> aData = data();
154 if (!aData->isValid())
157 boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
158 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
159 aPoint1->setValue(aPoint1->x() + theDeltaX, aPoint1->y() + theDeltaY);