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"
9 #include "SketcherPrs_DimensionStyleListener.h"
11 #include <SketchPlugin_Constraint.h>
12 #include <SketchPlugin_ConstraintLength.h>
13 #include <SketchPlugin_ConstraintDistance.h>
14 #include <SketchPlugin_Line.h>
15 #include <SketchPlugin_Point.h>
16 #include <SketchPlugin_Circle.h>
18 #include <GeomDataAPI_Point2D.h>
19 #include <GeomAPI_Pnt.h>
20 #include <GeomAPI_XYZ.h>
21 #include <GeomAPI_Pnt2d.h>
22 #include <GeomAPI_Lin2d.h>
24 #include <ModelAPI_Data.h>
25 #include <ModelAPI_AttributeDouble.h>
27 #include <AIS_DisplaySpecialSymbol.hxx>
30 static const gp_Pnt MyDefStart(0,0,0);
31 static const gp_Pnt MyDefEnd(1,0,0);
32 static const gp_Pln MyDefPln(gp_Pnt(0,0,0), gp_Dir(0,0,1));
34 IMPLEMENT_STANDARD_HANDLE(SketcherPrs_LengthDimension, AIS_LengthDimension);
35 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_LengthDimension, AIS_LengthDimension);
37 SketcherPrs_LengthDimension::SketcherPrs_LengthDimension(ModelAPI_Feature* theConstraint,
38 const std::shared_ptr<GeomAPI_Ax3>& thePlane)
39 : AIS_LengthDimension(MyDefStart, MyDefEnd, MyDefPln),
40 myConstraint(theConstraint),
41 mySketcherPlane(thePlane),
42 myFirstPoint(MyDefStart),
43 mySecondPoint(MyDefEnd),
46 myValue(0., false, "")
48 SetDimensionAspect(SketcherPrs_Tools::createDimensionAspect());
49 SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
51 myStyleListener = new SketcherPrs_DimensionStyleListener();
54 SketcherPrs_LengthDimension::~SketcherPrs_LengthDimension()
56 delete myStyleListener;
59 bool SketcherPrs_LengthDimension::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
60 const std::shared_ptr<GeomAPI_Ax3>& thePlane)
63 return readyToDisplay(theConstraint, thePlane, aPnt1, aPnt2);
66 void SketcherPrs_LengthDimension::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
67 const Handle(Prs3d_Presentation)& thePresentation,
68 const Standard_Integer theMode)
71 bool aReadyToDisplay = readyToDisplay(myConstraint, mySketcherPlane, aPnt1, aPnt2);
72 if (aReadyToDisplay) {
74 mySecondPoint = aPnt2;
76 myDistance = SketcherPrs_Tools::getFlyoutDistance(myConstraint);
77 myPlane = gp_Pln(mySketcherPlane->impl<gp_Ax3>());
79 DataPtr aData = myConstraint->data();
80 AttributeDoublePtr anAttributeValue = aData->real(SketchPlugin_Constraint::VALUE());
81 myValue.init(anAttributeValue);
84 // compute flyout distance
85 SetFlyout(myDistance);
86 SetMeasuredGeometry(myFirstPoint, mySecondPoint, myPlane);
88 // Update variable aspect parameters (depending on viewer scale)
89 double aTextSize = 0.0;
90 GetValueString(aTextSize);
91 SketcherPrs_Tools::updateArrows(DimensionAspect(), GetValue(), aTextSize);
93 // Update text visualization: parameter value or parameter text
94 myStyleListener->updateDimensions(this, myValue);
96 AIS_LengthDimension::Compute(thePresentationManager, thePresentation, theMode);
99 SketcherPrs_Tools::sendEmptyPresentationError(myConstraint,
100 "An empty AIS presentation: SketcherPrs_LengthDimension");
103 bool SketcherPrs_LengthDimension::readyToDisplay(ModelAPI_Feature* theConstraint,
104 const std::shared_ptr<GeomAPI_Ax3>& thePlane,
105 gp_Pnt& thePnt1, gp_Pnt& thePnt2)
107 DataPtr aData = theConstraint->data();
108 if (theConstraint->getKind() == SketchPlugin_ConstraintLength::ID()) {
109 // The constraint is length
110 std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
111 std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>
112 (aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
116 FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
117 if (!aFeature || aFeature->getKind() != SketchPlugin_Line::ID())
120 // Get geometry of the object
121 DataPtr aLineData = aFeature->data();
122 std::shared_ptr<GeomDataAPI_Point2D> aStartPoint =
123 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
124 (aLineData->attribute(SketchPlugin_Line::START_ID()));
125 std::shared_ptr<GeomDataAPI_Point2D> aEndPoint =
126 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
127 (aLineData->attribute(SketchPlugin_Line::END_ID()));
128 thePnt1 = thePlane->to3D(aStartPoint->x(), aStartPoint->y())->impl<gp_Pnt>();
129 thePnt2 = thePlane->to3D(aEndPoint->x(), aEndPoint->y())->impl<gp_Pnt>();
132 } else if (theConstraint->getKind() == SketchPlugin_ConstraintDistance::ID()) {
133 // The constraint is distance
134 std::shared_ptr<GeomDataAPI_Point2D> aPoint_A = SketcherPrs_Tools::getFeaturePoint(
135 aData, SketchPlugin_Constraint::ENTITY_A(), thePlane);
136 std::shared_ptr<GeomDataAPI_Point2D> aPoint_B = SketcherPrs_Tools::getFeaturePoint(
137 aData, SketchPlugin_Constraint::ENTITY_B(), thePlane);
139 std::shared_ptr<GeomAPI_Pnt2d> aPnt_A;
140 std::shared_ptr<GeomAPI_Pnt2d> aPnt_B;
141 if (aPoint_A && aPoint_B) {
142 // Both objects are points
143 aPnt_A = aPoint_A->pnt();
144 aPnt_B = aPoint_B->pnt();
145 } else if (!aPoint_A && aPoint_B) {
146 // First object is line
147 FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
148 aData, SketchPlugin_Constraint::ENTITY_A());
150 aPnt_B = aPoint_B->pnt();
151 aPnt_A = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_B);
153 } else if (aPoint_A && !aPoint_B) {
154 // Second object is line
155 FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
156 aData, SketchPlugin_Constraint::ENTITY_B());
158 aPnt_A = aPoint_A->pnt();
159 aPnt_B = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_A);
162 if (!aPnt_A || !aPnt_B) // Objects not found
165 // Get points from these object
166 std::shared_ptr<GeomAPI_Pnt> aPoint1 = thePlane->to3D(aPnt_A->x(), aPnt_A->y());
167 std::shared_ptr<GeomAPI_Pnt> aPoint2 = thePlane->to3D(aPnt_B->x(), aPnt_B->y());
168 thePnt1 = aPoint1->impl<gp_Pnt>();
169 thePnt2 = aPoint2->impl<gp_Pnt>();
177 void SketcherPrs_LengthDimension::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
178 const Standard_Integer theMode)
180 // Map the application selection modes to standard ones
181 Standard_Integer aMode;
183 case 0: // we should use selection of all objects
186 case SketcherPrs_Tools::Sel_Dimension_All:
189 case SketcherPrs_Tools::Sel_Dimension_Line:
192 case SketcherPrs_Tools::Sel_Dimension_Text:
196 // there are own selection modes, so the others should be ignored
197 // otherwise, the text selection appears in the viewer
201 SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
202 AIS_LengthDimension::ComputeSelection(aSelection, aMode);