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 // it is not possible to use 0x2211 as summ symbol because it is not supported by
34 // debian Linux platform
35 static const Standard_ExtCharacter MySummSymbol(0x03A3);
37 IMPLEMENT_STANDARD_HANDLE(SketcherPrs_LengthDimension, AIS_LengthDimension);
38 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_LengthDimension, AIS_LengthDimension);
40 SketcherPrs_LengthDimension::SketcherPrs_LengthDimension(ModelAPI_Feature* theConstraint,
41 const std::shared_ptr<GeomAPI_Ax3>& thePlane)
42 : AIS_LengthDimension(MyDefStart, MyDefEnd, MyDefPln),
43 myConstraint(theConstraint), myPlane(thePlane)
45 myAspect = new Prs3d_DimensionAspect();
46 myAspect->MakeArrows3d(false);
47 myAspect->MakeText3d(false);
48 myAspect->MakeTextShaded(false);
49 myAspect->MakeUnitsDisplayed(false);
50 myAspect->TextAspect()->SetHeight(SketcherPrs_Tools::getDefaultTextHeight());
51 myAspect->ArrowAspect()->SetLength(SketcherPrs_Tools::getArrowSize());
53 SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
54 SetDimensionAspect(myAspect);
58 void SketcherPrs_LengthDimension::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
59 const Handle(Prs3d_Presentation)& thePresentation,
60 const Standard_Integer theMode)
63 if (!getPoints(aPnt1, aPnt2))
66 // compute flyout distance
67 double aD = SketcherPrs_Tools::getFlyoutDistance(myConstraint);
68 SetFlyout(SketcherPrs_Tools::getFlyoutDistance(myConstraint));
69 SetMeasuredGeometry(aPnt1, aPnt2, myPlane->impl<gp_Ax3>());
71 // Update variable aspect parameters (depending on viewer scale)
72 myAspect->SetExtensionSize(myAspect->ArrowAspect()->Length());
73 myAspect->SetArrowTailSize(myAspect->ArrowAspect()->Length());
74 // The value of vertical aligment is sometimes changed
75 myAspect->TextAspect()->SetVerticalJustification(Graphic3d_VTA_CENTER);
77 AttributeDoublePtr aValue = myConstraint->data()->real(SketchPlugin_Constraint::VALUE());
78 std::set<std::string> aParams = aValue->usedParameters();
79 if (aParams.size() > 0) {
80 SetSpecialSymbol(MySummSymbol);
81 SetDisplaySpecialSymbol(AIS_DSS_Before);
84 AIS_LengthDimension::Compute(thePresentationManager, thePresentation, theMode);
87 bool SketcherPrs_LengthDimension::getPoints(gp_Pnt& thePnt1, gp_Pnt& thePnt2)
89 DataPtr aData = myConstraint->data();
90 if (myConstraint->getKind() == SketchPlugin_ConstraintLength::ID()) {
91 // The constraint is length
92 std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
93 std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>
94 (aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
98 FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
99 if (!aFeature || aFeature->getKind() != SketchPlugin_Line::ID())
102 // Get geometry of the object
103 DataPtr aLineData = aFeature->data();
104 std::shared_ptr<GeomDataAPI_Point2D> aStartPoint =
105 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
106 (aLineData->attribute(SketchPlugin_Line::START_ID()));
107 std::shared_ptr<GeomDataAPI_Point2D> aEndPoint =
108 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
109 (aLineData->attribute(SketchPlugin_Line::END_ID()));
110 thePnt1 = myPlane->to3D(aStartPoint->x(), aStartPoint->y())->impl<gp_Pnt>();
111 thePnt2 = myPlane->to3D(aEndPoint->x(), aEndPoint->y())->impl<gp_Pnt>();
114 } else if (myConstraint->getKind() == SketchPlugin_ConstraintDistance::ID()) {
115 // The constraint is distance
116 std::shared_ptr<GeomDataAPI_Point2D> aPoint_A = SketcherPrs_Tools::getFeaturePoint(
117 aData, SketchPlugin_Constraint::ENTITY_A(), myPlane);
118 std::shared_ptr<GeomDataAPI_Point2D> aPoint_B = SketcherPrs_Tools::getFeaturePoint(
119 aData, SketchPlugin_Constraint::ENTITY_B(), myPlane);
121 std::shared_ptr<GeomAPI_Pnt2d> aPnt_A;
122 std::shared_ptr<GeomAPI_Pnt2d> aPnt_B;
123 if (aPoint_A && aPoint_B) {
124 // Both objects are points
125 aPnt_A = aPoint_A->pnt();
126 aPnt_B = aPoint_B->pnt();
127 } else if (!aPoint_A && aPoint_B) {
128 // First object is line
129 FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
130 aData, SketchPlugin_Constraint::ENTITY_A());
132 aPnt_B = aPoint_B->pnt();
133 aPnt_A = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_B);
135 } else if (aPoint_A && !aPoint_B) {
136 // Second object is line
137 FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
138 aData, SketchPlugin_Constraint::ENTITY_B());
140 aPnt_A = aPoint_A->pnt();
141 aPnt_B = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_A);
144 if (!aPnt_A || !aPnt_B) // Objects not found
147 // Get points from these objects
148 std::shared_ptr<GeomAPI_Pnt> aPoint1 = myPlane->to3D(aPnt_A->x(), aPnt_A->y());
149 std::shared_ptr<GeomAPI_Pnt> aPoint2 = myPlane->to3D(aPnt_B->x(), aPnt_B->y());
150 thePnt1 = aPoint1->impl<gp_Pnt>();
151 thePnt2 = aPoint2->impl<gp_Pnt>();
159 void SketcherPrs_LengthDimension::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
160 const Standard_Integer theMode)
162 // Map the application selection modes to standard ones
163 Standard_Integer aMode;
165 case 0: // we should use selection of all objects
168 case SketcherPrs_Tools::Sel_Dimension_All:
171 case SketcherPrs_Tools::Sel_Dimension_Line:
174 case SketcherPrs_Tools::Sel_Dimension_Text:
178 // there are own selection modes, so the others should be ignored
179 // otherwise, the text selection appears in the viewer
183 SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
184 AIS_LengthDimension::ComputeSelection(aSelection, aMode);