#include <iostream>
#include <unordered_map>
#include <GL/glut.h>

using namespace std;

namespace AMPS {

class AMPS {
public:
	AMPS() { }
	~AMPS() { }
};

class Window;
static unordered_map<int,Window *> windows;
class Window {
protected:
	int window;
	int width;
	int height;
private:
// This static member does not work for some reason.
//	static unordered_map<int,Window *> windows;
	static void display_static() {
		int window = glutGetWindow();
		windows[window]->display();
	}
public:
	Window(const char *title = "app", int width_ = 0, int height_ = 0, bool fullscreen = 0) : width(width_), height(height_) {
		if (width && height) {
			glutInitWindowSize(width, height);
		}
		window = glutCreateWindow(title);
		windows[window] = this;
		if (fullscreen)
			glutFullScreen();
		glutDisplayFunc(&display_static);
		width = glutGet(GLUT_WINDOW_WIDTH);
		height = glutGet(GLUT_WINDOW_HEIGHT);
		cerr << "width " << width << ", height " << height << endl;
	}
	virtual ~Window() {
		glutDestroyWindow(window);
	}
	virtual void display() {
		glClear(GL_COLOR_BUFFER_BIT);
		glutSwapBuffers();
	}
};

class Editor : Window {
public:
	Editor() : Window("AMPS", glutGet(GLUT_SCREEN_WIDTH), glutGet(GLUT_SCREEN_HEIGHT), 0) {
	}
private:
	virtual void display() {
		cerr << width << " " << height << endl;
		cerr << (double) width / height << endl;
		gluPerspective(30, (double)width / height, 0.1, 10);
		glTranslated(0, 0, -2);
		glRotated(30, 4, 5, 6);
		glClear(GL_COLOR_BUFFER_BIT);
		glutWireTeapot(0.5);
		glutSwapBuffers();
	}
};

class Compiler {
};
class Shape {
};
class Graph {
};
class Proc {
};
class Node {
};
class Port {
};
class Arc {
};

}

void glut_init(int argc, char *argv[]) {
	glutInit(&argc,argv);
	glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE);
}

int main(int argc, char *argv[]) {
	glut_init(argc, argv);
	AMPS::Editor e;
	glutMainLoop();
	return 0;
}