FIFE  2008.0
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rendererbase.h
00001 /***************************************************************************
00002  *   Copyright (C) 2005-2008 by the FIFE team                              *
00003  *   http://www.fifengine.de                                               *
00004  *   This file is part of FIFE.                                            *
00005  *                                                                         *
00006  *   FIFE is free software; you can redistribute it and/or                 *
00007  *   modify it under the terms of the GNU Lesser General Public            *
00008  *   License as published by the Free Software Foundation; either          *
00009  *   version 2.1 of the License, or (at your option) any later version.    *
00010  *                                                                         *
00011  *   This library is distributed in the hope that it will be useful,       *
00012  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00013  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00014  *   Lesser General Public License for more details.                       *
00015  *                                                                         *
00016  *   You should have received a copy of the GNU Lesser General Public      *
00017  *   License along with this library; if not, write to the                 *
00018  *   Free Software Foundation, Inc.,                                       *
00019  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
00020  ***************************************************************************/
00021 
00022 #ifndef FIFE_RENDERERBASE_H
00023 #define FIFE_RENDERERBASE_H
00024 
00025 // Standard C++ library includes
00026 #include <list>
00027 #include <vector>
00028 
00029 // 3rd party library includes
00030 
00031 // FIFE includes
00032 // These includes are split up in two parts, separated by one empty line
00033 // First block: files included from the FIFE root src directory
00034 // Second block: files included from the same folder
00035 
00036 #include "renderitem.h"
00037 
00038 namespace FIFE {
00039     class Camera;
00040     class Layer;
00041     class Map;
00042     class Instance;
00043     class RenderBackend;
00044     
00045     class RendererBase;
00050     class IRendererListener {
00051     public:
00052         virtual ~IRendererListener() {}
00053         
00056         virtual void onRendererPipelinePositionChanged(RendererBase* renderer) = 0;
00057         
00060         virtual void onRendererEnabledChanged(RendererBase* renderer) = 0;
00061     };
00062     
00066     class IRendererContainer {
00067     public:
00068         virtual ~IRendererContainer() {}
00069         
00072         virtual RendererBase* getRenderer(const std::string& renderername) = 0;
00073     };
00074     
00078     class RendererBase {
00079     public:
00084         RendererBase(RenderBackend* renderbackend, int position);
00085         
00088         RendererBase(const RendererBase& old);
00089         
00092         virtual RendererBase* clone() = 0;
00093         
00096         virtual ~RendererBase() {};
00097         
00109         virtual void render(Camera* cam, Layer* layer, RenderList& instances) = 0;
00110         
00113         virtual std::string getName() = 0;
00114         
00117         int getPipelinePosition() const { return m_pipeline_position; }
00118         
00124         void setPipelinePosition(int position);
00125         
00128         virtual void setEnabled(bool enabled);
00129         
00132         virtual void reset() {}
00133         
00136         bool isEnabled() const { return m_enabled; }
00137         
00140         void setRendererListener(IRendererListener* listener) { m_listener = listener; }
00141         
00144         void addActiveLayer(Layer* layer);
00145         
00148         void removeActiveLayer(Layer* layer);
00149         
00152         void clearActiveLayers();
00153         
00156         void activateAllLayers(Map* elevation);
00157         
00160         bool isActivedLayer(Layer* layer);
00161 
00164         std::list<Layer*> getActiveLayers() const {return m_active_layers;}
00165         
00166     
00167     protected:
00168         RendererBase();
00169         
00170         std::list<Layer*> m_active_layers;
00171         RenderBackend* m_renderbackend;
00172     
00173     private:
00174         bool m_enabled;
00175         int m_pipeline_position;
00176         IRendererListener* m_listener;
00177     };
00178 }
00179 
00180 #endif