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/* The MIT License
*
* Copyright (c) 2010 OTClient, https://github.com/edubart/otclient
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef ENGINE_H
#define ENGINE_H
#include "prerequisites.h"
struct InputEvent;
class GameState;
class Engine
{
public:
Engine();
~Engine();
void init();
void terminate();
/// Main loop
void run();
/// Stops main loop
void stop();
/// Change current game state
void changeState(GameState *newState);
bool isRunning() const { return m_running; }
bool isStopping() const { return m_stopping; }
/// Fired by platform on window close
void onClose();
/// Fired by platform on window resize
void onResize(int width, int height);
/// Fired by platform on mouse/keyboard input
void onInputEvent(InputEvent *event);
private:
/// Called to render every frame
void render();
/// Called between renders
void update(int elapsedTicks);
bool m_stopping;
bool m_running;
GameState *m_currentState;
};
extern Engine g_engine;
#endif // ENGINE_H