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_Middle.h"
22 #include "SketcherPrs_Tools.h"
23 #include "SketcherPrs_PositionMgr.h"
25 #include <SketchPlugin_Constraint.h>
27 #include <Graphic3d_AspectLine3d.hxx>
28 #include <Prs3d_Root.hxx>
31 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Middle, SketcherPrs_SymbolPrs);
33 static Handle(Image_AlienPixMap) MyPixMap;
35 SketcherPrs_Middle::SketcherPrs_Middle(ModelAPI_Feature* theConstraint,
36 ModelAPI_CompositeFeature* theSketcher,
37 const std::shared_ptr<GeomAPI_Ax3>& thePlane)
38 : SketcherPrs_SymbolPrs(theConstraint, theSketcher, thePlane)
42 bool SketcherPrs_Middle::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
43 const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
45 bool aReadyToDisplay = false;
48 SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
50 SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
52 // one object is a feature Line, other object is a point result. We check shape of point result
53 aReadyToDisplay = aObj1.get() && aObj2.get() &&
54 (SketcherPrs_Tools::getShape(aObj1).get() != NULL ||
55 SketcherPrs_Tools::getShape(aObj2).get() != NULL);
57 return aReadyToDisplay;
60 bool SketcherPrs_Middle::updateIfReadyToDisplay(double theStep, bool withColor) const
62 if (!IsReadyToDisplay(myConstraint, myPlane))
64 ObjectPtr aPointObject;
66 // find a line result to set middle symbol near it
67 myPntArray = new Graphic3d_ArrayOfPoints(1, withColor);
68 AttributePtr anAttribute =
69 SketcherPrs_Tools::getAttribute(myConstraint, SketchPlugin_Constraint::ENTITY_A());
70 if (!anAttribute.get()) {
72 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
73 std::shared_ptr<GeomAPI_Shape> aShape = SketcherPrs_Tools::getShape(aObj);
74 if (aShape.get() && aShape->isEdge())
77 if (!aPointObject.get()) {
79 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
80 std::shared_ptr<GeomAPI_Shape> aShape = SketcherPrs_Tools::getShape(aObj);
81 if (aShape.get() && aShape->isEdge())
85 if (!aPointObject.get())
88 // Set points of the presentation
89 SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
90 gp_Pnt aP1 = aMgr->getPosition(aPointObject, this, theStep);
91 myPntArray->SetVertice(1, aP1);
95 void SketcherPrs_Middle::drawLines(const Handle(Prs3d_Presentation)& thePrs,
96 Quantity_Color theColor) const
98 Handle(Graphic3d_Group) aGroup = Prs3d_Root::CurrentGroup(thePrs);
100 Handle(Graphic3d_AspectLine3d) aLineAspect =
101 new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
102 aGroup->SetPrimitivesAspect(aLineAspect);
106 SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
107 drawLine(thePrs, theColor, aObject);
109 aObject = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
110 drawLine(thePrs, theColor, aObject);
113 void SketcherPrs_Middle::drawLine(const Handle(Prs3d_Presentation)& thePrs,
114 Quantity_Color theColor, const ObjectPtr& theObject) const
116 FeaturePtr aLineFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
117 if (aLineFeature.get()) {
118 std::list<ResultPtr> aResults = aLineFeature->results();
119 if (aResults.size() == 1) {
120 ResultPtr aResult = aResults.front();
121 std::shared_ptr<GeomAPI_Shape> aLine = SketcherPrs_Tools::getShape(aResult);
122 if (aLine.get() != NULL)
123 drawShape(aLine, thePrs, theColor);
127 std::shared_ptr<GeomAPI_Shape> aLine = SketcherPrs_Tools::getShape(theObject);
128 if (aLine.get() != NULL)
129 drawShape(aLine, thePrs, theColor);