Began writing the skeleton for the program.

Makefile

@@ -0,0 +1,18 @@
+CC=g++
+CFLAGS=-c -Wall
+LDFLAGS=-lSDL
+SRCSOURCES=main.cpp Renderer.cpp GuiComponent.cpp
+SOURCES=$(addprefix src/,$(SRCSOURCES))
+OBJECTS=$(SOURCES:.cpp=.o)
+EXECUTABLE=emulationstation
+
+all: $(SOURCES) $(EXECUTABLE)
+
+$(EXECUTABLE): $(OBJECTS)
+	$(CC) $(OBJECTS) $(LDFLAGS) -o $@
+
+.cpp.o:
+	$(CC) $(CFLAGS) $< -o $@
+
+clean:
+	rm -rf *o $(EXECUTABLE)

src/GuiComponent.cpp

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+#include "GuiComponent.h"
+#include "Renderer.h"
+
+GuiComponent::GuiComponent()
+{
+	Renderer::registerComponent(this);
+}
+
+GuiComponent::~GuiComponent()
+{
+	Renderer::unregisterComponent(this);
+}

src/GuiComponent.h

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+#ifndef _GUICOMPONENT_H_
+#define _GUICOMPONENT_H_
+
+class GuiComponent
+{
+public:
+	GuiComponent();
+	~GuiComponent();
+	virtual void render() { };
+	virtual unsigned int getLayer() { return 0; };
+};
+
+#endif

src/Renderer.cpp

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+#include "Renderer.h"
+
+void Renderer::registerComponent(GuiComponent* comp)
+{
+	renderVector.push_back(comp);
+}
+
+void Renderer::unregisterComponent(GuiComponent* comp)
+{
+	for(unsigned int i = 0; i < renderVector.size(); i++)
+	{
+		if(renderVector.at(i) == comp)
+		{
+			renderVector.erase(renderVector.begin() + i);
+			break;
+		}
+	}
+}
+
+void Renderer::render()
+{
+	for(unsigned int layer = 0; layer < LAYER_COUNT; layer++)
+	{
+		unsigned int layerBit = BIT(layer);
+		for(unsigned int i = 0; i < renderVector.size(); i++)
+		{
+			if(renderVector.at(i)->getLayer() & layerBit)
+				renderVector.at(i)->render();
+		}
+	}
+}

src/Renderer.h

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+#ifndef _RENDERER_H_
+#define _RENDERER_H_
+
+#define LAYER_COUNT 3
+
+#define BIT(x) (1 << (x))
+
+#include "GuiComponent.h"
+#include <vector>
+namespace Renderer
+{
+	void registerComponent(GuiComponent* comp);
+	void unregisterComponent(GuiComponent* comp);
+
+	void render();
+
+	std::vector<GuiComponent*> renderVector;
+}
+
+#endif

src/main.cpp

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+#include <iostream>
+#include <SDL/SDL.h>
+#include "Renderer.h"
+
+
+int main()
+{
+	if(SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK) != 0)
+	{
+		std::cerr << "Error - could not initialize SDL!\n";
+		return 1;
+	}
+
+	
+
+	SDL_Quit();
+	return 0;
+}