Gamebase.cpp

#include "Gamebase.h"
#include "utils/TimerBase.h"

namespace gamebase
{
	Gamebase::Gamebase(std::unique_ptr<TimerBase> timerImplementation)
		: timer(std::move(timerImplementation)),
		graphicsDevice(nullptr), _shouldQuit(false)
	{
		
	}

	void Gamebase::Run()
	{
		Run(24);
	}

	void Gamebase::Run(unsigned int frames_per_second)
	{
		const unsigned int ms = 1000/frames_per_second;
		if(!this->Initialize())
		{
			// Initialization failed
			return;
		}
		
		if(this->graphicsDevice == nullptr)
		{
			// Graphics device is not set
			// TODO: Throw an exception here
			return;
		}

		this->Load();
		while(!shouldQuit())
		{
			timer->Start();
			this->Update();
			this->graphicsDevice->Clear();
			this->Draw();
			this->graphicsDevice->Clear();
			timer->Stop();

			// Wait until the time for the given frame is elapsed
			if(timer->getElapsedTime() < ms)
			{
				timer->Delay(ms - timer->getElapsedTime());
			}
		}
		this->Unload();
	}

	bool Gamebase::shouldQuit()
	{
		return _shouldQuit;
	}

	void Gamebase::Quit()
	{
		_shouldQuit = true;
	}
}