1 // Copyright (C) 2014-2017 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or
18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
21 #include "SketcherPrs_Tangent.h"
22 #include "SketcherPrs_Tools.h"
23 #include "SketcherPrs_PositionMgr.h"
25 #include <GeomAPI_Curve.h>
26 #include <GeomAPI_Circ.h>
27 #include <GeomAPI_Lin.h>
29 #include <SketchPlugin_Constraint.h>
31 #include <GeomAdaptor_Curve.hxx>
32 #include <Prs3d_Root.hxx>
33 #include <Graphic3d_AspectLine3d.hxx>
34 #include <StdPrs_DeflectionCurve.hxx>
37 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Tangent, SketcherPrs_SymbolPrs);
39 static Handle(Image_AlienPixMap) MyPixMap;
41 SketcherPrs_Tangent::SketcherPrs_Tangent(ModelAPI_Feature* theConstraint,
42 const std::shared_ptr<GeomAPI_Ax3>& thePlane)
43 : SketcherPrs_SymbolPrs(theConstraint, thePlane)
47 bool SketcherPrs_Tangent::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
48 const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
50 bool aReadyToDisplay = false;
53 SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
55 SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
57 aReadyToDisplay = SketcherPrs_Tools::getShape(aObj1).get() != NULL &&
58 SketcherPrs_Tools::getShape(aObj2).get() != NULL;
60 return aReadyToDisplay;
63 bool SketcherPrs_Tangent::updateIfReadyToDisplay(double theStep, bool withColor) const
65 if (!IsReadyToDisplay(myConstraint, myPlane))
69 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
71 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
73 GeomShapePtr aShp1 = SketcherPrs_Tools::getShape(aObj1);
74 GeomShapePtr aShp2 = SketcherPrs_Tools::getShape(aObj2);
76 GeomCurvePtr aCurv1 = std::shared_ptr<GeomAPI_Curve>(new GeomAPI_Curve(aShp1));
77 GeomCurvePtr aCurv2 = std::shared_ptr<GeomAPI_Curve>(new GeomAPI_Curve(aShp2));
80 GeomCirclePtr aCircle;
81 if (aCurv1->isLine()) {
83 aCircle = GeomCirclePtr(new GeomAPI_Circ(aCurv2));
86 aCircle = GeomCirclePtr(new GeomAPI_Circ(aCurv1));
89 GeomPointPtr aPnt1 = aLine->getPoint(aLine->startParam());
90 GeomPointPtr aPnt2 = aLine->getPoint(aLine->endParam());
93 if (aCircle->parameter(aPnt1, 1.e-4, aParam))
98 // Compute points coordinates
99 SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
100 gp_Pnt aP1 = aMgr->getPosition(aObj1, this, theStep, aPnt);
101 myPntArray = new Graphic3d_ArrayOfPoints(1, withColor);
102 myPntArray->AddVertex(aP1);
106 void SketcherPrs_Tangent::drawLines(const Handle(Prs3d_Presentation)& thePrs,
107 Quantity_Color theColor) const
109 ObjectPtr aObj1 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
110 ObjectPtr aObj2 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
112 std::shared_ptr<GeomAPI_Shape> aShape1 = SketcherPrs_Tools::getShape(aObj1);
113 std::shared_ptr<GeomAPI_Shape> aShape2 = SketcherPrs_Tools::getShape(aObj2);
115 if ((aShape1.get() == NULL) || (aShape2.get() == NULL))
117 drawShape(aShape1, thePrs, theColor);
118 drawShape(aShape2, thePrs, theColor);