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 ModelAPI_CompositeFeature* theSketcher,
43 const std::shared_ptr<GeomAPI_Ax3>& thePlane)
44 : SketcherPrs_SymbolPrs(theConstraint, theSketcher, thePlane)
48 bool SketcherPrs_Tangent::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
49 const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
51 bool aReadyToDisplay = false;
54 SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
56 SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
58 aReadyToDisplay = SketcherPrs_Tools::getShape(aObj1).get() != NULL &&
59 SketcherPrs_Tools::getShape(aObj2).get() != NULL;
61 return aReadyToDisplay;
64 bool SketcherPrs_Tangent::updateIfReadyToDisplay(double theStep, bool withColor) const
66 if (!IsReadyToDisplay(myConstraint, myPlane))
70 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
72 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
74 GeomShapePtr aShp1 = SketcherPrs_Tools::getShape(aObj1);
75 GeomShapePtr aShp2 = SketcherPrs_Tools::getShape(aObj2);
77 GeomCurvePtr aCurv1 = std::shared_ptr<GeomAPI_Curve>(new GeomAPI_Curve(aShp1));
78 GeomCurvePtr aCurv2 = std::shared_ptr<GeomAPI_Curve>(new GeomAPI_Curve(aShp2));
81 GeomCirclePtr aCircle;
83 if (aCurv1->isLine()) {
85 aCircle = GeomCirclePtr(new GeomAPI_Circ(aCurv2));
86 aFirst = aCurv2->startParam();
87 aLast = aCurv2->endParam();
90 aCircle = GeomCirclePtr(new GeomAPI_Circ(aCurv1));
91 aFirst = aCurv1->startParam();
92 aLast = aCurv1->endParam();
95 GeomPointPtr aPnt1 = aLine->getPoint(aLine->startParam());
96 GeomPointPtr aPnt2 = aLine->getPoint(aLine->endParam());
99 if (aCircle->parameter(aPnt1, 1.e-4, aParam) && (aParam >= aFirst) && (aParam <= aLast))
101 else if (aCircle->parameter(aPnt2, 1.e-4, aParam) && (aParam >= aFirst) && (aParam <= aLast))
104 // Compute points coordinates
106 SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
107 gp_Pnt aP1 = aMgr->getPosition(aObj1, this, theStep, aPnt);
108 myPntArray = new Graphic3d_ArrayOfPoints(1, withColor);
109 myPntArray->AddVertex(aP1);
111 SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
112 gp_Pnt aP1 = aMgr->getPosition(aObj1, this, theStep);
113 gp_Pnt aP2 = aMgr->getPosition(aObj2, this, theStep);
114 myPntArray = new Graphic3d_ArrayOfPoints(2, withColor);
115 myPntArray->AddVertex(aP1);
116 myPntArray->AddVertex(aP2);
121 void SketcherPrs_Tangent::drawLines(const Handle(Prs3d_Presentation)& thePrs,
122 Quantity_Color theColor) const
124 ObjectPtr aObj1 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
125 ObjectPtr aObj2 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
127 std::shared_ptr<GeomAPI_Shape> aShape1 = SketcherPrs_Tools::getShape(aObj1);
128 std::shared_ptr<GeomAPI_Shape> aShape2 = SketcherPrs_Tools::getShape(aObj2);
130 if ((aShape1.get() == NULL) || (aShape2.get() == NULL))
132 drawShape(aShape1, thePrs, theColor);
133 drawShape(aShape2, thePrs, theColor);