1 files changed, 71 insertions, 0 deletions
diff --git a/src/interface/Engine.h b/src/interface/Engine.h
new file mode 100644
index 0000000..7bf78f9
--- /dev/null
+++ b/src/interface/Engine.h
@@ -0,0 +1,71 @@
+#pragma once
+
+#include <stack>
+#include <SDL/SDL.h>
+#include "Singleton.h"
+#include "Platform.h"
+#include "Graphics.h"
+#include "Window.h"
+
+namespace ui
+{
+	class Window;
+
+	/* class Engine
+	 * 
+	 * Controls the User Interface.
+	 * Send user inputs to the Engine and the appropriate controls and components will interact.
+	 */
+	class Engine: public Singleton<Engine>
+	{
+	public:
+		Engine();
+		~Engine();
+
+		void ShowWindow(Window * window);
+		void CloseWindow();
+
+		void onMouseMove(int x, int y);
+		void onMouseClick(int x, int y, unsigned button);
+		void onMouseUnclick(int x, int y, unsigned button);
+		void onMouseWheel(int x, int y, int delta);
+		void onKeyPress(int key, bool shift, bool ctrl, bool alt);
+		void onKeyRelease(int key, bool shift, bool ctrl, bool alt);
+		void onResize(int newWidth, int newHeight);
+		void onClose();
+
+		void Begin(int width, int height);
+		inline bool Running() { return running_; }
+		void Exit();
+
+		void Tick(float dt);
+		void Draw();
+
+		inline int GetMouseX() { return mousex_; }
+		inline int GetMouseY() { return mousey_; }
+		inline int GetWidth() { return width_; }
+		inline int GetHeight() { return height_; }
+
+		inline void SetSize(int width, int height);
+		
+		//void SetState(Window* state);
+		//inline State* GetState() { return state_; }
+		inline Window* GetWindow() { return state_; }
+		float FpsLimit;
+		Graphics * g;
+	private:
+		std::stack<Window*> windows;
+		//Window* statequeued_;
+		Window* state_;
+
+		bool running_;
+		
+		int mousex_;
+		int mousey_;
+		int mousexp_;
+		int mouseyp_;
+		int width_;
+		int height_;
+	};
+
+}