Dogcows Code - chaz/yoink/blob - src/Moof/Layer.hh

   1
   2 /*]  Copyright (c) 2009-2010, Charles McGarvey  [**************************
   3 **]  All rights reserved.
   4 *
   5 * vi:ts=4 sw=4 tw=75
   6 *
   7 * Distributable under the terms and conditions of the 2-clause BSD license;
   8 * see the file COPYING for a complete text of the license.
   9 *
  10 **************************************************************************/
  11
  12 #ifndef _MOOF_LAYER_HH_
  13 #define _MOOF_LAYER_HH_
  14
  15 #include <boost/shared_ptr.hpp>
  16
  17 #include <Moof/Event.hh>
  18 #include <Moof/Math.hh>
  19
  20
  21 namespace Mf {
  22
  23
  24 class Layer
  25 {
  26 public:
  27
  28         virtual ~Layer() {}
  29
  30         virtual void addedToCore() {}
  31         virtual void removedFromCore() {}
  32
  33         virtual void update(Scalar t, Scalar dt) {}
  34         virtual void draw(Scalar alpha) const {}
  35         virtual bool handleEvent(const Event& event)
  36         {
  37                 return false;
  38         }
  39 };
  40
  41 typedef boost::shared_ptr<Layer> LayerP;
  42
  43
  44 } // namespace Mf
  45
  46 #endif // _MOOF_LAYER_HH_
  47