flightgear/utils/fgpanel/FGGroupLayer.hxx
2022-10-20 20:29:11 +08:00

44 lines
1.4 KiB
C++

//
// Written by David Megginson, started January 2000.
// Adopted for standalone fgpanel application by Torsten Dreyer, August 2009
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program 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
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
#ifndef FGGROUPLAYER_HXX
#define FGGROUPLAYER_HXX
#include "FGInstrumentLayer.hxx"
/**
* An instrument layer containing a group of sublayers.
*
* This class is useful for gathering together a group of related
* layers, either to hold in an external file or to work under
* the same condition.
*/
class FGGroupLayer : public FGInstrumentLayer {
public:
FGGroupLayer ();
virtual ~FGGroupLayer ();
virtual void draw ();
// transfer pointer ownership
virtual void addLayer (FGInstrumentLayer * const layer);
protected:
vector <FGInstrumentLayer *> m_layers;
};
#endif