SelectAction.hpp

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/****************************************************************************\
 *                                 VRVis                                    *
 *                      http://vrvis.sourceforge.net                        *
 *                       (C) 2004 by Alex Loeffler                          *
 *                 mailto:aloeffler@users.sourceforge.net                   *
 ****************************************************************************
 *                                License                                   *
 *                                                                          *
 * 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, version 2.                              *
 *                                                                          *
 * 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; if not, write to the Free Software      *
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                *
\****************************************************************************/

#ifndef SELECTACTION_HPP
#define SELECTACTION_HPP

#include <queue>
#include "Action.hpp"
#include "Common.hpp"
#include "Selectable.hpp"

namespace vrvis
{

template <class SelectableT = Selectable>
class SelectAction : public DigitalAction
{
  // ================================================================== PUBLIC

  public:

  // ---------------------------------------------- Constructors & Destructor.

  SelectAction(const std::vector<SelectableT*>& crSelectableVec);
  ~SelectAction(void);

  // -------------------------------------------------------------- Selection.

  SelectableT* getSelected(void);

  // --------------------------------- Activation (Reimplemented from Action).

  virtual void activate(void);
  virtual void deactivate(void);

  // ------------------------------- Execution (Inherited from DigitalAction).

  virtual void execute(const gadget::Digital::State cButtonState);

  // ================================================================= PRIVATE

  private:

  // --------------------------------------------------------------- Typedefs.

  typedef std::queue<SelectableT*>  SelectableQueue;
  typedef std::vector<SelectableT*> SelectableVector;

  // --------------------------------------------------------- Selection Init.

  void deselectAll(void);

  // ---------------------------------------------------------------- Members.

  SelectableQueue mSelectableQueue;
};

}  // End namespace.

// Include template implementation.
#include "SelectAction.inl"

#endif // SELECTACTION_HPP

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