142 lines
5.8 KiB
C++
142 lines
5.8 KiB
C++
/***************************************************************************
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* Copyright (c) 2011 Juergen Riegel <FreeCAD@juergen-riegel.net> *
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* Copyright (c) 2015 Alexander Golubev (Fat-Zer) <fatzer2@gmail.com> *
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* Copyright (c) 2016 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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#endif
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#include "ViewProviderGeoFeatureGroupExtension.h"
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#include "Command.h"
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#include "Application.h"
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#include "Document.h"
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#include <App/GeoFeatureGroupExtension.h>
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#include <Inventor/nodes/SoGroup.h>
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using namespace Gui;
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EXTENSION_PROPERTY_SOURCE(Gui::ViewProviderGeoFeatureGroupExtension, Gui::ViewProviderGroupExtension)
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ViewProviderGeoFeatureGroupExtension::ViewProviderGeoFeatureGroupExtension()
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{
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initExtensionType(ViewProviderGeoFeatureGroupExtension::getExtensionClassTypeId());
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pcGroupChildren = new SoGroup();
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pcGroupChildren->ref();
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}
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ViewProviderGeoFeatureGroupExtension::~ViewProviderGeoFeatureGroupExtension()
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{
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pcGroupChildren->unref();
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pcGroupChildren = 0;
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}
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std::vector<App::DocumentObject*> ViewProviderGeoFeatureGroupExtension::extensionClaimChildren3D(void) const {
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//all object in the group must be claimed in 3D, as we are a coordinate system for all of them
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auto* ext = getExtendedViewProvider()->getObject()->getExtensionByType<App::GeoFeatureGroupExtension>();
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if(ext) {
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auto objs = ext->Group.getValues();
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return objs;
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}
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return std::vector<App::DocumentObject*>();
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}
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std::vector<App::DocumentObject*> ViewProviderGeoFeatureGroupExtension::extensionClaimChildren(void) const {
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//we must be careful which objects to claim, as there might be stacked relations inside the coordinate system,
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//like pad/sketch
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auto* ext = getExtendedViewProvider()->getObject()->getExtensionByType<App::GeoFeatureGroupExtension>();
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if(ext) {
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//filter out all objects with more than one inlink, as they are most likely hold by another
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//object in the tree
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std::vector<App::DocumentObject*> claim;
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auto objs = ext->Group.getValues();
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for(auto obj : objs) {
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auto vin = obj->getInList();
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//we don't want to count objects that are deleted or part of other geo feature groups.
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//Second criteria is actually not possible in normal operation, but only in some error
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//condition. But then it is needed to understand the problem for the user
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auto grp = getExtendedViewProvider()->getObject();
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vin.erase(std::remove_if(vin.begin(), vin.end(), [&](App::DocumentObject* obj)->bool {
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return obj->isDeleting() ||
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obj == grp ||
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App::GeoFeatureGroupExtension::getGroupOfObject(obj)!=grp;
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}), vin.end());
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if(vin.empty())
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claim.push_back(obj);
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}
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return claim;
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}
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return std::vector<App::DocumentObject*>();
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}
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void ViewProviderGeoFeatureGroupExtension::extensionAttach(App::DocumentObject* pcObject)
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{
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ViewProviderGroupExtension::extensionAttach(pcObject);
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getExtendedViewProvider()->addDisplayMaskMode(pcGroupChildren, "Group");
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}
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void ViewProviderGeoFeatureGroupExtension::extensionSetDisplayMode(const char* ModeName)
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{
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if ( strcmp("Group",ModeName)==0 )
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getExtendedViewProvider()->setDisplayMaskMode("Group");
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ViewProviderGroupExtension::extensionSetDisplayMode( ModeName );
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}
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std::vector<std::string> ViewProviderGeoFeatureGroupExtension::extensionGetDisplayModes(void) const
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{
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// get the modes of the father
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std::vector<std::string> StrList = ViewProviderGroupExtension::extensionGetDisplayModes();
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// add your own modes
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StrList.push_back("Group");
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return StrList;
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}
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void ViewProviderGeoFeatureGroupExtension::extensionUpdateData(const App::Property* prop)
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{
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auto obj = getExtendedViewProvider()->getObject()->getExtensionByType<App::GeoFeatureGroupExtension>();
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if (obj && prop == &obj->placement()) {
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getExtendedViewProvider()->setTransformation ( obj->placement().getValue().toMatrix() );
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} else {
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ViewProviderGroupExtension::extensionUpdateData ( prop );
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}
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}
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namespace Gui {
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EXTENSION_PROPERTY_SOURCE_TEMPLATE(Gui::ViewProviderGeoFeatureGroupExtensionPython, Gui::ViewProviderGeoFeatureGroupExtension)
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// explicit template instantiation
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template class GuiExport ViewProviderExtensionPythonT<ViewProviderGeoFeatureGroupExtension>;
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}
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