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#ifndef __JE_COMMON_SUBSYSTEM_H__
#define __JE_COMMON_SUBSYSTEM_H__
#include "../utils/macros.h"
#include "singleton.hpp"
namespace JinEngine
{
///
/// Subsystem class.
///
template<class System>
class Subsystem : public Singleton<System>
{
public:
///
/// Subsystem setting.
///
struct Setting
{
};
typedef Setting SettingBase;
///
/// Initialize subsystem.
///
/// @param setting Subsystem setting.
/// @return True if initialize sucessful, otherwise return false.
///
bool start(const SettingBase* setting = nullptr)
{
static bool success = startSystem(setting);
return success;
}
///
/// Quit subsystem.
///
void quit()
{
// Call only once.
static char __dummy__ = (quitSystem(), 1);
Singleton<System>::destroy();
}
///
/// Subsystem constructor.
///
Subsystem() {};
///
/// Subsystem destructor.
///
virtual ~Subsystem() {}
protected:
///
/// Initializer callback.
///
virtual bool startSystem(const Setting* setting) = 0;
///
/// Quit subsystem callback.
///
virtual void quitSystem() = 0;
};
} // namespace JinEngine
#endif
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