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, ModelAPI_AttributeDouble::type());
30 data()->addAttribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT, GeomDataAPI_Point2D::type());
31 data()->addAttribute(CONSTRAINT_ATTR_ENTITY_A, ModelAPI_AttributeRefAttr::type());
34 void SketchPlugin_ConstraintLength::execute()
36 if (data()->attribute(CONSTRAINT_ATTR_ENTITY_A)->isInitialized() &&
37 !data()->attribute(CONSTRAINT_ATTR_VALUE)->isInitialized()) {
39 boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef =
40 boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(data()->attribute(CONSTRAINT_ATTR_ENTITY_A));
41 FeaturePtr aFeature = aRef->feature();
44 boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
45 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_START));
46 boost::shared_ptr<GeomDataAPI_Point2D> aPoint2 =
47 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_END));
49 double aLenght = aPoint1->pnt()->distance(aPoint2->pnt());
51 boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr =
52 boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(CONSTRAINT_ATTR_VALUE));
53 aValueAttr->setValue(aLenght);
58 Handle(AIS_InteractiveObject) SketchPlugin_ConstraintLength::getAISShape(
59 Handle_AIS_InteractiveObject thePrevious)
64 boost::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
66 boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
67 boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(data()->attribute(CONSTRAINT_ATTR_ENTITY_A));
70 FeaturePtr aFeature = anAttr->feature();
71 if (!aFeature || aFeature->getKind() != SKETCH_LINE_KIND)
74 //boost::shared_ptr<ModelAPI_AttributeDouble> aFlyoutAttr =
75 // boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE));
76 //double aFlyout = aFlyoutAttr->value();
77 // fly out calculation
78 boost::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr =
79 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(data()->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
80 boost::shared_ptr<GeomAPI_Pnt2d> aFlyOutPnt = aFlyOutAttr->pnt();
82 boost::shared_ptr<GeomDataAPI_Point2D> aStartPoint =
83 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_START));
84 boost::shared_ptr<GeomDataAPI_Point2D> anEndPoint =
85 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_END));
87 boost::shared_ptr<GeomAPI_Lin2d> aFeatureLin = boost::shared_ptr<GeomAPI_Lin2d>
88 (new GeomAPI_Lin2d(aStartPoint->x(), aStartPoint->y(),
89 anEndPoint->x(), anEndPoint->y()));
90 boost::shared_ptr<GeomAPI_Pnt2d> aProjectedPoint = aFeatureLin->project(aFlyOutPnt);
91 double aDistance = aFlyOutPnt->distance(aProjectedPoint);
92 if (!aFeatureLin->isRight(aFlyOutPnt))
93 aDistance = -aDistance;
94 double aFlyout = aDistance;
97 boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr =
98 boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(CONSTRAINT_ATTR_VALUE));
99 double aValue = aValueAttr->value();
101 boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
102 if (!aData->isValid())
105 boost::shared_ptr<GeomDataAPI_Point2D> aPointStart =
106 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_START));
107 boost::shared_ptr<GeomDataAPI_Point2D> aPointEnd =
108 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_END));
110 //Build dimension here
111 boost::shared_ptr<GeomAPI_Pnt> aPoint1 = sketch()->to3D(aPointStart->x(), aPointStart->y());
112 boost::shared_ptr<GeomAPI_Pnt> aPoint2 = sketch()->to3D(aPointEnd->x(), aPointEnd->y());
114 Handle(AIS_InteractiveObject) anAIS = thePrevious;
117 Handle(AIS_LengthDimension) aDimAIS =
118 new AIS_LengthDimension(aPoint1->impl<gp_Pnt>(), aPoint2->impl<gp_Pnt>(), aPlane->impl<gp_Pln>());
119 aDimAIS->SetCustomValue(aValue);
121 Handle(Prs3d_DimensionAspect) anAspect = new Prs3d_DimensionAspect();
122 anAspect->MakeArrows3d (Standard_False);
123 anAspect->MakeText3d(false/*is text 3d*/);
124 anAspect->TextAspect()->SetHeight(CONSTRAINT_TEXT_HEIGHT);
125 anAspect->MakeTextShaded(false/*is test shaded*/);
126 aDimAIS->DimensionAspect()->MakeUnitsDisplayed(false/*is units displayed*/);
127 /*if (isUnitsDisplayed)
129 aDimAIS->SetDisplayUnits (aDimDlg->GetUnits ());
131 aDimAIS->SetDimensionAspect (anAspect);
132 aDimAIS->SetFlyout(aFlyout);
133 aDimAIS->SetSelToleranceForText2d(CONSTRAINT_TEXT_SELECTION_TOLERANCE);
139 // update presentation
140 Handle(AIS_LengthDimension) aDimAIS = Handle(AIS_LengthDimension)::DownCast(anAIS);
141 if (!aDimAIS.IsNull())
143 aDimAIS->SetMeasuredGeometry(aPoint1->impl<gp_Pnt>(), aPoint2->impl<gp_Pnt>(), aPlane->impl<gp_Pln>());
144 aDimAIS->SetCustomValue(aValue);
145 aDimAIS->SetFlyout(aFlyout);
147 aDimAIS->Redisplay(Standard_True);
153 void SketchPlugin_ConstraintLength::move(double theDeltaX, double theDeltaY)
155 boost::shared_ptr<ModelAPI_Data> aData = data();
156 if (!aData->isValid())
159 boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
160 boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
161 aPoint1->setValue(aPoint1->x() + theDeltaX, aPoint1->y() + theDeltaY);