1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
3 // File: SketcherPrs_LengthDimension.cpp
4 // Created: 27 March 2015
5 // Author: Vitaly SMETANNIKOV
7 #include "SketcherPrs_LengthDimension.h"
8 #include "SketcherPrs_Tools.h"
10 #include <SketchPlugin_Constraint.h>
11 #include <SketchPlugin_ConstraintLength.h>
12 #include <SketchPlugin_ConstraintDistance.h>
13 #include <SketchPlugin_Line.h>
14 #include <SketchPlugin_Point.h>
15 #include <SketchPlugin_Circle.h>
17 #include <GeomDataAPI_Point2D.h>
18 #include <GeomAPI_Pnt.h>
19 #include <GeomAPI_XYZ.h>
20 #include <GeomAPI_Pnt2d.h>
21 #include <GeomAPI_Lin2d.h>
23 #include <ModelAPI_Data.h>
24 #include <ModelAPI_AttributeDouble.h>
26 #include <AIS_DisplaySpecialSymbol.hxx>
29 static const gp_Pnt MyDefStart(0,0,0);
30 static const gp_Pnt MyDefEnd(1,0,0);
31 static const gp_Pln MyDefPln(gp_Pnt(0,0,0), gp_Dir(0,0,1));
33 static const Standard_ExtCharacter MySummSymbol(0x2211);
35 IMPLEMENT_STANDARD_HANDLE(SketcherPrs_LengthDimension, AIS_LengthDimension);
36 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_LengthDimension, AIS_LengthDimension);
38 SketcherPrs_LengthDimension::SketcherPrs_LengthDimension(ModelAPI_Feature* theConstraint,
39 const std::shared_ptr<GeomAPI_Ax3>& thePlane)
40 : AIS_LengthDimension(MyDefStart, MyDefEnd, MyDefPln),
41 myConstraint(theConstraint), myPlane(thePlane)
43 myAspect = new Prs3d_DimensionAspect();
44 myAspect->MakeArrows3d(false);
45 myAspect->MakeText3d(false);
46 myAspect->MakeTextShaded(false);
47 myAspect->MakeUnitsDisplayed(false);
48 myAspect->TextAspect()->SetHeight(SketcherPrs_Tools::getDefaultTextHeight());
49 myAspect->ArrowAspect()->SetLength(SketcherPrs_Tools::getArrowSize());
51 SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
52 SetDimensionAspect(myAspect);
56 void SketcherPrs_LengthDimension::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
57 const Handle(Prs3d_Presentation)& thePresentation,
58 const Standard_Integer theMode)
61 if (!getPoints(aPnt1, aPnt2))
64 // compute flyout distance
65 double aD = SketcherPrs_Tools::getFlyoutDistance(myConstraint);
66 SetFlyout(SketcherPrs_Tools::getFlyoutDistance(myConstraint));
67 SetMeasuredGeometry(aPnt1, aPnt2, myPlane->impl<gp_Ax3>());
69 // Update variable aspect parameters (depending on viewer scale)
70 myAspect->SetExtensionSize(myAspect->ArrowAspect()->Length());
71 myAspect->SetArrowTailSize(myAspect->ArrowAspect()->Length());
72 // The value of vertical aligment is sometimes changed
73 myAspect->TextAspect()->SetVerticalJustification(Graphic3d_VTA_CENTER);
75 AttributeDoublePtr aValue = myConstraint->data()->real(SketchPlugin_Constraint::VALUE());
76 std::set<std::string> aParams = aValue->usedParameters();
77 if (aParams.size() > 0) {
78 SetSpecialSymbol(MySummSymbol);
79 SetDisplaySpecialSymbol(AIS_DSS_Before);
82 AIS_LengthDimension::Compute(thePresentationManager, thePresentation, theMode);
85 bool SketcherPrs_LengthDimension::getPoints(gp_Pnt& thePnt1, gp_Pnt& thePnt2)
87 DataPtr aData = myConstraint->data();
88 if (myConstraint->getKind() == SketchPlugin_ConstraintLength::ID()) {
89 // The constraint is length
90 std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
91 std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>
92 (aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
96 FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
97 if (!aFeature || aFeature->getKind() != SketchPlugin_Line::ID())
100 // Get geometry of the object
101 DataPtr aLineData = aFeature->data();
102 std::shared_ptr<GeomDataAPI_Point2D> aStartPoint =
103 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
104 (aLineData->attribute(SketchPlugin_Line::START_ID()));
105 std::shared_ptr<GeomDataAPI_Point2D> aEndPoint =
106 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
107 (aLineData->attribute(SketchPlugin_Line::END_ID()));
108 thePnt1 = myPlane->to3D(aStartPoint->x(), aStartPoint->y())->impl<gp_Pnt>();
109 thePnt2 = myPlane->to3D(aEndPoint->x(), aEndPoint->y())->impl<gp_Pnt>();
112 } else if (myConstraint->getKind() == SketchPlugin_ConstraintDistance::ID()) {
113 // The constraint is distance
114 std::shared_ptr<GeomDataAPI_Point2D> aPoint_A = SketcherPrs_Tools::getFeaturePoint(
115 aData, SketchPlugin_Constraint::ENTITY_A(), myPlane);
116 std::shared_ptr<GeomDataAPI_Point2D> aPoint_B = SketcherPrs_Tools::getFeaturePoint(
117 aData, SketchPlugin_Constraint::ENTITY_B(), myPlane);
119 std::shared_ptr<GeomAPI_Pnt2d> aPnt_A;
120 std::shared_ptr<GeomAPI_Pnt2d> aPnt_B;
121 if (aPoint_A && aPoint_B) {
122 // Both objects are points
123 aPnt_A = aPoint_A->pnt();
124 aPnt_B = aPoint_B->pnt();
125 } else if (!aPoint_A && aPoint_B) {
126 // First object is line
127 FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
128 aData, SketchPlugin_Constraint::ENTITY_A());
130 aPnt_B = aPoint_B->pnt();
131 aPnt_A = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_B);
133 } else if (aPoint_A && !aPoint_B) {
134 // Second object is line
135 FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
136 aData, SketchPlugin_Constraint::ENTITY_B());
138 aPnt_A = aPoint_A->pnt();
139 aPnt_B = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_A);
142 if (!aPnt_A || !aPnt_B) // Objects not found
145 // Get points from these objects
146 std::shared_ptr<GeomAPI_Pnt> aPoint1 = myPlane->to3D(aPnt_A->x(), aPnt_A->y());
147 std::shared_ptr<GeomAPI_Pnt> aPoint2 = myPlane->to3D(aPnt_B->x(), aPnt_B->y());
148 thePnt1 = aPoint1->impl<gp_Pnt>();
149 thePnt2 = aPoint2->impl<gp_Pnt>();
157 void SketcherPrs_LengthDimension::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
158 const Standard_Integer theMode)
160 // Map the application selection modes to standard ones
161 Standard_Integer aMode;
163 case 0: // we should use selection of all objects
166 case SketcherPrs_Tools::Sel_Dimension_All:
169 case SketcherPrs_Tools::Sel_Dimension_Line:
172 case SketcherPrs_Tools::Sel_Dimension_Text:
176 // there are own selection modes, so the others should be ignored
177 // otherwise, the text selection appears in the viewer
181 SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
182 AIS_LengthDimension::ComputeSelection(aSelection, aMode);