1 // Copyright (C) 2014-2019 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 email : webmaster.salome@opencascade.com
20 #include "SketcherPrs_Middle.h"
21 #include "SketcherPrs_Tools.h"
22 #include "SketcherPrs_PositionMgr.h"
24 #include <SketchPlugin_Constraint.h>
26 #include <Graphic3d_AspectLine3d.hxx>
27 #include <Prs3d_Root.hxx>
30 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Middle, SketcherPrs_SymbolPrs);
32 static Handle(Image_AlienPixMap) MyPixMap;
34 SketcherPrs_Middle::SketcherPrs_Middle(ModelAPI_Feature* theConstraint,
35 SketchPlugin_Sketch* theSketcher)
36 : SketcherPrs_SymbolPrs(theConstraint, theSketcher)
40 bool SketcherPrs_Middle::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
41 const std::shared_ptr<GeomAPI_Ax3>& thePlane)
43 bool aReadyToDisplay = false;
46 SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
48 SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
50 // one object is a feature Line, other object is a point result. We check shape of point result
51 aReadyToDisplay = aObj1.get() && aObj2.get() &&
52 (SketcherPrs_Tools::getShape(aObj1).get() != NULL ||
53 SketcherPrs_Tools::getShape(aObj2).get() != NULL);
55 return aReadyToDisplay;
58 bool SketcherPrs_Middle::updateIfReadyToDisplay(double theStep, bool withColor) const
60 if (!IsReadyToDisplay(myConstraint, plane()))
62 ObjectPtr aPointObject;
64 // find a line result to set middle symbol near it
65 myPntArray = new Graphic3d_ArrayOfPoints(1, withColor);
66 AttributePtr anAttribute =
67 SketcherPrs_Tools::getAttribute(myConstraint, SketchPlugin_Constraint::ENTITY_A());
68 if (!anAttribute.get()) {
70 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
71 std::shared_ptr<GeomAPI_Shape> aShape = SketcherPrs_Tools::getShape(aObj);
72 if (aShape.get() && aShape->isEdge())
75 if (!aPointObject.get()) {
77 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
78 std::shared_ptr<GeomAPI_Shape> aShape = SketcherPrs_Tools::getShape(aObj);
79 if (aShape.get() && aShape->isEdge())
83 if (!aPointObject.get())
86 // Set points of the presentation
87 SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
88 gp_Pnt aP1 = aMgr->getPosition(aPointObject, this, theStep);
89 myPntArray->SetVertice(1, aP1);
93 void SketcherPrs_Middle::drawLines(const Handle(Prs3d_Presentation)& thePrs,
94 Quantity_Color theColor) const
96 Handle(Graphic3d_Group) aGroup = Prs3d_Root::CurrentGroup(thePrs);
98 Handle(Graphic3d_AspectLine3d) aLineAspect =
99 new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
100 aGroup->SetPrimitivesAspect(aLineAspect);
104 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
105 drawLine(thePrs, theColor, aObject);
107 aObject = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
108 drawLine(thePrs, theColor, aObject);
111 void SketcherPrs_Middle::drawLine(const Handle(Prs3d_Presentation)& thePrs,
112 Quantity_Color theColor, const ObjectPtr& theObject) const
114 FeaturePtr aLineFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
115 if (aLineFeature.get()) {
116 std::list<ResultPtr> aResults = aLineFeature->results();
117 if (aResults.size() == 1) {
118 ResultPtr aResult = aResults.front();
119 std::shared_ptr<GeomAPI_Shape> aLine = SketcherPrs_Tools::getShape(aResult);
120 if (aLine.get() != NULL)
121 drawShape(aLine, thePrs, theColor);
125 std::shared_ptr<GeomAPI_Shape> aLine = SketcherPrs_Tools::getShape(theObject);
126 if (aLine.get() != NULL)
127 drawShape(aLine, thePrs, theColor);