b610dcc97c
to make them work with sketches an additional Part2DObject reference needed to be created
145 lines
4.6 KiB
C++
145 lines
4.6 KiB
C++
/***************************************************************************
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* Copyright (c) 2015 Stefan Tröger <stefantroeger@gmx.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <cfloat>
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#include <BRepBuilderAPI_MakeFace.hxx>
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#endif
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#include "ShapeBinder.h"
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#include <Mod/Part/App/TopoShape.h>
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#ifndef M_PI
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#define M_PI 3.14159265358979323846
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#endif
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using namespace PartDesign;
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// ============================================================================
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PROPERTY_SOURCE(PartDesign::ShapeBinder, Part::Feature)
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ShapeBinder::ShapeBinder()
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{
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ADD_PROPERTY_TYPE(Support, (0,0), "",(App::PropertyType)(App::Prop_None),"Support of the geometry");
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}
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ShapeBinder::~ShapeBinder()
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{
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}
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// TODO Move this to mustExecute/execute (2015-09-11, Fat-Zer)
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void ShapeBinder::onChanged(const App::Property *prop)
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{
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if(! this->isRestoring()){
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if(prop == &Support) {
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auto objs = Support.getValues();
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auto subs = Support.getSubValues();
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Shape.setValue(buildShapeFromReferences(objs, subs)._Shape);
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}
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}
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Part::Feature::onChanged(prop);
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}
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TopoShape ShapeBinder::buildShapeFromReferences(std::vector< App::DocumentObject* > objs, std::vector< std::string > subs) {
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if(objs.empty()) {
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//kee the shape as it is, maybe we are just used as a copy
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return TopoShape();
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}
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//we only allow part feature, so get the first one we find
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Part::Feature* obj = nullptr;
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int index = 0;
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while(!objs[index]->isDerivedFrom(Part::Feature::getClassTypeId()) && index < objs.size())
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index++;
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//do we have any part feature?
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if(index >= objs.size())
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return TopoShape();
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obj = static_cast<Part::Feature*>(objs[index]);
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//if we have no subshpape we use the whole shape
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if(subs[index].empty()) {
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return obj->Shape.getShape();
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}
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//if we use multiple subshapes we build a shape from them by fusing them together
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index = 0;
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TopoShape base;
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std::vector<TopoDS_Shape> operators;
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for(std::string sub : subs) {
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//we only allow subshapes from a single Part::Feature
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if(objs[index] != obj)
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continue;
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//in this mode the full shape is allowed, as we already started the subshape
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//prcessing
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if(sub.empty())
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continue;
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if(base.isNull())
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base = obj->Shape.getShape();
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else
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operators.push_back(obj->Shape.getShape().getSubShape(sub.c_str()));
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}
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base.multiFuse(operators);
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return base;
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}
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PROPERTY_SOURCE(PartDesign::ShapeBinder2D, Part::Part2DObject)
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ShapeBinder2D::ShapeBinder2D() {
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}
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ShapeBinder2D::~ShapeBinder2D() {
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}
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void ShapeBinder2D::onChanged(const App::Property* prop) {
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if(! this->isRestoring()){
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if(prop == &Support) {
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auto objs = Support.getValues();
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auto subs = Support.getSubValues();
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Shape.setValue(ShapeBinder::buildShapeFromReferences(objs, subs)._Shape);
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}
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}
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Part::Feature::onChanged(prop);
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}
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