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),
45 myHasParameters(false),
49 SetDimensionAspect(SketcherPrs_Tools::createDimensionAspect());
50 SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
52 myStyleListener = new SketcherPrs_DimensionStyleListener();
55 SketcherPrs_LengthDimension::~SketcherPrs_LengthDimension()
57 delete myStyleListener;
60 bool SketcherPrs_LengthDimension::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
61 const std::shared_ptr<GeomAPI_Ax3>& thePlane)
64 return readyToDisplay(theConstraint, thePlane, aPnt1, aPnt2);
67 void SketcherPrs_LengthDimension::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
68 const Handle(Prs3d_Presentation)& thePresentation,
69 const Standard_Integer theMode)
72 bool aReadyToDisplay = readyToDisplay(myConstraint, mySketcherPlane, aPnt1, aPnt2);
73 if (aReadyToDisplay) {
75 mySecondPoint = aPnt2;
77 myDistance = SketcherPrs_Tools::getFlyoutDistance(myConstraint);
78 myPlane = gp_Pln(mySketcherPlane->impl<gp_Ax3>());
80 AttributeDoublePtr anAttributeValue = myConstraint->data()->real(SketchPlugin_Constraint::VALUE());
82 myHasParameters = anAttributeValue->usedParameters().size() > 0;
83 myValue = anAttributeValue->text();
86 // compute flyout distance
87 SetFlyout(myDistance);
88 SetMeasuredGeometry(myFirstPoint, mySecondPoint, myPlane);
90 // Update variable aspect parameters (depending on viewer scale)
91 double aTextSize = 0.0;
92 GetValueString(aTextSize);
93 SketcherPrs_Tools::updateArrows(DimensionAspect(), GetValue(), aTextSize);
95 // Update text visualization: parameter value or parameter text
96 myStyleListener->updateDimensions(this, myHasParameters, myValue);
98 AIS_LengthDimension::Compute(thePresentationManager, thePresentation, theMode);
100 if (!aReadyToDisplay)
101 SketcherPrs_Tools::sendEmptyPresentationError(myConstraint,
102 "An empty AIS presentation: SketcherPrs_LengthDimension");
105 bool SketcherPrs_LengthDimension::readyToDisplay(ModelAPI_Feature* theConstraint,
106 const std::shared_ptr<GeomAPI_Ax3>& thePlane,
107 gp_Pnt& thePnt1, gp_Pnt& thePnt2)
109 DataPtr aData = theConstraint->data();
110 if (theConstraint->getKind() == SketchPlugin_ConstraintLength::ID()) {
111 // The constraint is length
112 std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
113 std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>
114 (aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
118 FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
119 if (!aFeature || aFeature->getKind() != SketchPlugin_Line::ID())
122 // Get geometry of the object
123 DataPtr aLineData = aFeature->data();
124 std::shared_ptr<GeomDataAPI_Point2D> aStartPoint =
125 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
126 (aLineData->attribute(SketchPlugin_Line::START_ID()));
127 std::shared_ptr<GeomDataAPI_Point2D> aEndPoint =
128 std::dynamic_pointer_cast<GeomDataAPI_Point2D>
129 (aLineData->attribute(SketchPlugin_Line::END_ID()));
130 thePnt1 = thePlane->to3D(aStartPoint->x(), aStartPoint->y())->impl<gp_Pnt>();
131 thePnt2 = thePlane->to3D(aEndPoint->x(), aEndPoint->y())->impl<gp_Pnt>();
134 } else if (theConstraint->getKind() == SketchPlugin_ConstraintDistance::ID()) {
135 // The constraint is distance
136 std::shared_ptr<GeomDataAPI_Point2D> aPoint_A = SketcherPrs_Tools::getFeaturePoint(
137 aData, SketchPlugin_Constraint::ENTITY_A(), thePlane);
138 std::shared_ptr<GeomDataAPI_Point2D> aPoint_B = SketcherPrs_Tools::getFeaturePoint(
139 aData, SketchPlugin_Constraint::ENTITY_B(), thePlane);
141 std::shared_ptr<GeomAPI_Pnt2d> aPnt_A;
142 std::shared_ptr<GeomAPI_Pnt2d> aPnt_B;
143 if (aPoint_A && aPoint_B) {
144 // Both objects are points
145 aPnt_A = aPoint_A->pnt();
146 aPnt_B = aPoint_B->pnt();
147 } else if (!aPoint_A && aPoint_B) {
148 // First object is line
149 FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
150 aData, SketchPlugin_Constraint::ENTITY_A());
152 aPnt_B = aPoint_B->pnt();
153 aPnt_A = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_B);
155 } else if (aPoint_A && !aPoint_B) {
156 // Second object is line
157 FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(
158 aData, SketchPlugin_Constraint::ENTITY_B());
160 aPnt_A = aPoint_A->pnt();
161 aPnt_B = SketcherPrs_Tools::getProjectionPoint(aLine, aPnt_A);
164 if (!aPnt_A || !aPnt_B) // Objects not found
167 // Get points from these object
168 std::shared_ptr<GeomAPI_Pnt> aPoint1 = thePlane->to3D(aPnt_A->x(), aPnt_A->y());
169 std::shared_ptr<GeomAPI_Pnt> aPoint2 = thePlane->to3D(aPnt_B->x(), aPnt_B->y());
170 thePnt1 = aPoint1->impl<gp_Pnt>();
171 thePnt2 = aPoint2->impl<gp_Pnt>();
179 void SketcherPrs_LengthDimension::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
180 const Standard_Integer theMode)
182 // Map the application selection modes to standard ones
183 Standard_Integer aMode;
185 case 0: // we should use selection of all objects
188 case SketcherPrs_Tools::Sel_Dimension_All:
191 case SketcherPrs_Tools::Sel_Dimension_Line:
194 case SketcherPrs_Tools::Sel_Dimension_Text:
198 // there are own selection modes, so the others should be ignored
199 // otherwise, the text selection appears in the viewer
203 SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
204 AIS_LengthDimension::ComputeSelection(aSelection, aMode);