Files
create/src/Mod/Assembly/Gui/ViewProviderConstraint.h
2017-03-07 13:43:46 -03:00

117 lines
4.7 KiB
C++

/***************************************************************************
* Copyright (c) 2013 Stefan Tröger <stefantroeger@gmx.net> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#ifndef ASSEMBLYGUI_VIEWPROVIDERCONSTRAINT_H
#define ASSEMBLYGUI_VIEWPROVIDERCONSTRAINT_H
#include <Mod/Part/Gui/ViewProvider.h>
#include <Base/Placement.h>
#include <Gui/Selection.h>
#include <Inventor/nodes/SoAnnotation.h>
#include "Mod/Assembly/App/Item.h"
namespace AssemblyGui {
//class for internal use to alllow access to protected functions of view provider part.
class AssemblyGuiExport ViewProviderConstraintInternal : public PartGui::ViewProviderPart {
PROPERTY_HEADER(AssemblyGui::ViewProviderConstraintInternal);
public:
ViewProviderConstraintInternal();
void updateVis(const TopoDS_Shape& shape);
void setDisplayMM(const char* mode) {
setDisplayMaskMode(mode);
};
void onChGO(const App::Property* prop) {
ViewProviderGeometryObject::onChanged(prop);
};
void onChPa(const App::Property* prop) {
ViewProviderPart::onChanged(prop);
};
//update the transformation node with a Placement
void updatePlacement(const Base::Placement& p);
//switch the display mode node on or off
void switch_node(bool onoff);
};
//this class adds highlight functionality to the constraint: when a constraint is selected
//in the tree all used geometries are shown
class AssemblyGuiExport ViewProviderConstraint: public PartGui::ViewProviderPart,
public Gui::SelectionObserver {
PROPERTY_HEADER(AssemblyGui::ViewProviderConstraint);
public:
ViewProviderConstraint();
//attach needs to be overridden to attach the second viewprovider and to include
//annotation nodes
virtual void attach(App::DocumentObject* pcObj);
//update is for visual only
virtual void update(const App::Property*);
//needs to be overridden as this viewprovider dos not represent a Part::Feature
virtual void updateData(const App::Property*);
//needs to be overridden as this viewprovider dos not represent a Part::Feature
virtual void onChanged(const App::Property* prop);
//get the shape which is used by the constraint for highlighting
virtual TopoDS_Shape getConstraintShape(int link);
//needs to be overridden as we use the modeselection node for on and off and not for
//hide and show in the normal way
virtual bool isShow(void) const;
//avoid unneeded context menu entrys
virtual void setupContextMenu(QMenu* menu, QObject* receiver, const char* member);
//only flat lines supported
virtual void setDisplayMode(const char* ModeName);
virtual std::vector<std::string> getDisplayModes(void) const;
//bring up constraint task when in edit mode
virtual bool setEdit(int ModNum);
virtual void unsetEdit(int ModNum);
//update visualisation and placements of the scenegraph
void draw();
private:
//we need two separate visual representations, as both constraint parts have different
//placements.
ViewProviderConstraintInternal internal_vp;
void upstream_placement(Base::Placement& p, Assembly::Item* item);
//watch if something got selected in the tree
virtual void onSelectionChanged(const Gui::SelectionChanges& msg);
bool m_selected;
};
};
#endif // VIEWPROVIDERCONSTRAINTFIX_H