Fundamental framework for an SDL application

gamecore.h

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+/* This is the heart of the application.
+   This contains the basic game looping code, sets up event handlers, etc.
+
+   All the hard work will eventually get farmed out to other objects, for now,
+   we're doing almost everything in here.
+ */
+
+
+#ifndef _GAME_CORE_H_
+#define _GAME_CORE_H_
+
+#include <SDL/SDL.h>
+#include "mainevent.h"
+
+class GameCore : public MainEvent
+{
+ public:
+    GameCore();
+    int execute();
+
+ protected:
+    // event handlers
+    void on_exit();
+
+
+ private:
+    bool init();
+
+    void iterate(); // updates the game state
+    void render();
+    void cleanup();
+
+    bool is_running;
+
+    SDL_Surface* display;
+};
+
+#endif