146 lines
5.8 KiB
C++
146 lines
5.8 KiB
C++
/***************************************************************************
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* Copyright (c) 2013 Jan Rheinlaender *
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* <jrheinlaender@users.sourceforge.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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#ifndef PARTGUI_ViewProviderDatum_H
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#define PARTGUI_ViewProviderDatum_H
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#include "Gui/ViewProviderGeometryObject.h"
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#include <Base/BoundBox.h>
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#include <QCoreApplication>
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#include <Mod/Part/Gui/ViewProviderAttachExtension.h>
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#include <Mod/PartDesign/PartDesignGlobal.h>
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class SoPickStyle;
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class SbBox3f;
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class SoGetBoundingBoxAction;
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namespace PartDesignGui {
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class PartDesignGuiExport ViewProviderDatum : public Gui::ViewProviderGeometryObject, PartGui::ViewProviderAttachExtension
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{
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Q_DECLARE_TR_FUNCTIONS(PartDesignGui::ViewProviderDatum)
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PROPERTY_HEADER_WITH_EXTENSIONS(PartDesignGui::ViewProviderDatum);
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public:
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/// constructor
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ViewProviderDatum();
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/// destructor
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~ViewProviderDatum() override;
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/// grouping handling
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void setupContextMenu(QMenu*, QObject*, const char*) override;
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void attach(App::DocumentObject *) override;
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bool onDelete(const std::vector<std::string> &) override;
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bool doubleClicked(void) override;
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std::vector<std::string> getDisplayModes(void) const override;
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void setDisplayMode(const char* ModeName) override;
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/// indicates if the ViewProvider use the new Selection model
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bool useNewSelectionModel(void) const override { return true; }
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/// indicates if the ViewProvider can be selected
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bool isSelectable(void) const override;
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/// return a hit element to the selection path or 0
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std::string getElement(const SoDetail *) const override;
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SoDetail* getDetail(const char*) const override;
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/**
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* Enable/Disable the selectability of the datum
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* This differs from the normal ViewProvider selectability in that, that with this enabled one
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* can pick through the datum and select stuff behind it.
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*/
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bool isPickable();
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void setPickable(bool val);
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/**
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* Update the visual size to match the given extents
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* @note should be reimplemented in the offspings
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* @note use FreeCAD-specific bbox here to simplify the math in derived classes
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*/
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virtual void setExtents (Base::BoundBox3d /*bbox*/)
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{ }
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/// Update the visual sizes. This overloaded version of the previous function to allow pass coin type
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void setExtents (const SbBox3f &bbox);
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/// update size to match the guessed bounding box
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void updateExtents ();
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/// The datum type (Plane, Line or Point)
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// TODO remove this attribute (2015-09-08, Fat-Zer)
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QString datumType;
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QString datumText;
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QString datumMenuText;
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/**
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* Computes appropriate bounding box for the given list of objects to be passed to setExtents ()
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* @param bboxAction a coin action for traverse the given objects views.
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* @param objs the list of objects to traverse, due to we traverse the scene graph, the geo children
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* will likely be traversed too.
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*/
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static SbBox3f getRelevantBoundBox (
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SoGetBoundingBoxAction &bboxAction,
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const std::vector <App::DocumentObject *> &objs);
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/// Default size used to produce the default bbox
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static const double defaultSize;
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// Returned default bounding box if relevant is can't be used for some reason
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static SbBox3f defaultBoundBox ();
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// Returns a default margin factor (part of size )
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static double marginFactor () { return 0.1; };
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protected:
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bool setEdit(int ModNum) override;
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void unsetEdit(int ModNum) override;
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/**
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* Guesses the context this datum belongs to and returns appropriate bounding box of all
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* visible content of the feature
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*
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* Currently known contexts are:
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* - PartDesign::Body
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* - App::DocumentObjectGroup (App::Part as well as subclass)
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* - Whole document
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*/
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SbBox3f getRelevantBoundBox() const;
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// Get the separator to fill with datum content
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SoSeparator *getShapeRoot () { return pShapeSep; }
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private:
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SoSeparator* pShapeSep;
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SoPickStyle* pPickStyle;
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std::string oldWb;
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App::DocumentObject* oldTip;
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};
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} // namespace PartDesignGui
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#endif // PARTGUI_ViewProviderDatum_H
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