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

using namespace std;

#define FPS 60

enum MENU_TYPE
{
	MENU_START,
	MENU_EXIT,
};

GLint count_timer = 0;

int i;

int timestep = 0;
float gravity = 0.0098;
float velo = 0.0f;

int view_pos = 0;

int game_w = 400;
int game_h = 700;

float square_x1 = -0.06;
float square_x2 = 0.06;

float square_y1 = 1;
float square_y2 = 0.9;

int a = 0;

float x_left[] = { -0.2,-0.1,0.0,-0.1,-0.2,-0.3,-0.2,-0.1,0.0,-0.1,-0.2,-0.3,-0.2,-0.1,0.0,-0.1,-0.2,-0.1 };
float y_left[] = { 0.7,0.6,0.5,0.4,0.3,0.2,0.1,0.0,-0.1,-0.2,-0.3,-0.4,-0.5,-0.6,-0.7,-0.8,-0.9,-1.0 };
float x_right[] = { 0.1,0.2,0.3,0.2,0.1,0.0,0.1,0.2,0.3,0.2,0.1,0.0,0.1,0.2,0.3,0.2,0.1,0.0 };
float y_right[] = { 0.7,0.6,0.5,0.4,0.3,0.2,0.1,0.0,-0.1,-0.2,-0.3,-0.4,-0.5,-0.6,-0.7,-0.8,-0.9,-1.0 };
float timerC[] = { 18,28,38,48,58,68,78,88,98,108,118,128,138,148,158,168,178,198,208 };

GLfloat xstep = 0.1f;
GLfloat ystep = 0.01f;




void background() {
	glBegin(GL_QUADS);              // Each set of 4 vertices form a quad

	glColor3f(0.0f, 0.1, 0.1); //new1
	glVertex2f(-1.0f, 0.6f);
	glVertex2f(-0.2f, 0.6f);
	glVertex2f(-0.2f, 0.7f);
	glVertex2f(-1.0f, 0.7f);

	glColor3f(0.0f, 0.1, 0.1); //new1.1
	glVertex2f(0.1f, 0.6f);
	glVertex2f(1.0f, 0.6f);
	glVertex2f(1.0f, 0.7f);
	glVertex2f(0.1f, 0.7f);

	glColor3f(0.0f, 0.2, 0.2); //new2
	glVertex2f(-1.0f, 0.5f);
	glVertex2f(-0.1f, 0.5f);
	glVertex2f(-0.1f, 0.6f);
	glVertex2f(-1.0f, 0.6f);

	glColor3f(0.0f, 0.2, 0.2); //new2.1
	glVertex2f(0.2f, 0.5f);
	glVertex2f(1.0f, 0.5f);
	glVertex2f(1.0f, 0.6f);
	glVertex2f(0.2f, 0.6f);

	glColor3f(0.0f, 0.3, 0.3); //new3
	glVertex2f(-1.0f, 0.4f);
	glVertex2f(0.0f, 0.4f);
	glVertex2f(0.0f, 0.5f);
	glVertex2f(-1.0f, 0.5f);

	glColor3f(0.0f, 0.4, 0.4); //new3.1
	glVertex2f(0.3f, 0.4f);
	glVertex2f(1.0f, 0.4f);
	glVertex2f(1.0f, 0.5f);
	glVertex2f(0.3f, 0.5f);

	glColor3f(0.0f, 0.5, 0.5); //new4
	glVertex2f(-1.0f, 0.3f);
	glVertex2f(-0.1f, 0.3f);
	glVertex2f(-0.1f, 0.4f);
	glVertex2f(-1.0f, 0.4f);

	glColor3f(0.0f, 0.5, 0.5); //new4.1
	glVertex2f(0.2f, 0.3f);
	glVertex2f(1.0f, 0.3f);
	glVertex2f(1.0f, 0.4f);
	glVertex2f(0.2f, 0.4f);

	glColor3f(0.0f, 0.6, 0.6); //new5
	glVertex2f(-1.0f, 0.2f);
	glVertex2f(-0.2f, 0.2f);
	glVertex2f(-0.2f, 0.3f);
	glVertex2f(-1.0f, 0.3f);

	glColor3f(0.0f, 0.6, 0.6); //new5.1
	glVertex2f(0.1f, 0.2f);
	glVertex2f(1.0f, 0.2f);
	glVertex2f(1.0f, 0.3f);
	glVertex2f(0.1f, 0.3f);

	glColor3f(0.0f, 0.7, 0.7); //new6
	glVertex2f(-1.0f, 0.1f);
	glVertex2f(-0.3f, 0.1f);
	glVertex2f(-0.3f, 0.2f);
	glVertex2f(-1.0f, 0.2f);

	glColor3f(0.0f, 0.7, 0.7); //new6.1
	glVertex2f(0.0f, 0.1f);
	glVertex2f(1.0f, 0.1f);
	glVertex2f(1.0f, 0.2f);
	glVertex2f(0.0f, 0.2f);

	glColor3f(0.0f, 0.8, 0.8); //new7 00 coordinates
	glVertex2f(-1.0f, 0.0f);
	glVertex2f(-0.2f, 0.0f);
	glVertex2f(-0.2f, 0.1f);
	glVertex2f(-1.0f, 0.1f);

	glColor3f(0.0f, 0.8, 0.8); //new7.1
	glVertex2f(0.1f, 0.0f);
	glVertex2f(1.0f, 0.0f);
	glVertex2f(1.0f, 0.1f);
	glVertex2f(0.1f, 0.1f);

	glColor3f(0.0f, 0.9, 0.9); //new8
	glVertex2f(-1.0f, -0.1f);
	glVertex2f(-0.1f, -0.1f);
	glVertex2f(-0.1f, 0.0f);
	glVertex2f(-1.0f, 0.0f);

	glColor3f(0.0f, 0.9, 0.9); //new8.1
	glVertex2f(0.2f, -0.1f);
	glVertex2f(1.0f, -0.1f);
	glVertex2f(1.0f, 0.0f);
	glVertex2f(0.2f, 0.0f);

	glColor3f(0.0f, 1.0, 1.0); //new9
	glVertex2f(-1.0f, -0.2f);
	glVertex2f(0.0f, -0.2f);
	glVertex2f(0.0f, -0.1f);
	glVertex2f(-1.0f, -0.1f);

	glColor3f(0.0f, 1.0, 1.0); //new9.1
	glVertex2f(0.3f, -0.2f);
	glVertex2f(1.0f, -0.2f);
	glVertex2f(1.0f, -0.1f);
	glVertex2f(0.3f, -0.1f);

	glColor3f(0.0f, 0.9, 0.9); //new10
	glVertex2f(-1.0f, -0.3f);
	glVertex2f(-0.1f, -0.3f);
	glVertex2f(-0.1f, -0.2f);
	glVertex2f(-1.0f, -0.2f);

	glColor3f(0.0f, 0.9, 0.9); //new10
	glVertex2f(0.2f, -0.3f);
	glVertex2f(1.0f, -0.3f);
	glVertex2f(1.0f, -0.2f);
	glVertex2f(0.2f, -0.2f);

	glColor3f(0.0f, 0.8, 0.8); //new11
	glVertex2f(-1.0f, -0.4f);
	glVertex2f(-0.2f, -0.4f);
	glVertex2f(-0.2f, -0.3f);
	glVertex2f(-1.0f, -0.3f);

	glColor3f(0.0f, 0.8, 0.8); //new11.1
	glVertex2f(0.1f, -0.4f);
	glVertex2f(1.0f, -0.4f);
	glVertex2f(1.0f, -0.3f);
	glVertex2f(0.1f, -0.3f);

	glColor3f(0.0f, 0.7, 0.7); //new12
	glVertex2f(-1.0f, -0.5f);
	glVertex2f(-0.3f, -0.5f);
	glVertex2f(-0.3f, -0.4f);
	glVertex2f(-1.0f, -0.4f);

	glColor3f(0.0f, 0.7, 0.7); //new12.1
	glVertex2f(0.0f, -0.5f);
	glVertex2f(1.0f, -0.5f);
	glVertex2f(1.0f, -0.4f);
	glVertex2f(0.0f, -0.4f);

	glColor3f(0.0f, 0.6, 0.6); //new13
	glVertex2f(-1.0f, -0.6f);
	glVertex2f(-0.2f, -0.6f);
	glVertex2f(-0.2f, -0.5f);
	glVertex2f(-1.0f, -0.5f);

	glColor3f(0.0f, 0.6, 0.6); //new13.1
	glVertex2f(0.1f, -0.6f);
	glVertex2f(1.0f, -0.6f);
	glVertex2f(1.0f, -0.5f);
	glVertex2f(0.1f, -0.5f);

	glColor3f(0.0f, 0.5, 0.5); //new14
	glVertex2f(-1.0f, -0.7f);
	glVertex2f(-0.1f, -0.7f);
	glVertex2f(-0.1f, -0.6f);
	glVertex2f(-1.0f, -0.6f);

	glColor3f(0.0f, 0.5, 0.5); //new14.1
	glVertex2f(0.2f, -0.7f);
	glVertex2f(1.0f, -0.7f);
	glVertex2f(1.0f, -0.6f);
	glVertex2f(0.2f, -0.6f);

	glColor3f(0.0f, 0.4, 0.4); //new15
	glVertex2f(-1.0f, -0.8f);
	glVertex2f(0.0f, -0.8f);
	glVertex2f(0.0f, -0.7f);
	glVertex2f(-1.0f, -0.7f);

	glColor3f(0.0f, 0.4, 0.4); //new15.1
	glVertex2f(0.3f, -0.8f);
	glVertex2f(1.0f, -0.8f);
	glVertex2f(1.0f, -0.7f);
	glVertex2f(0.3f, -0.7f);

	glColor3f(0.0f, 0.3, 0.3); //new16
	glVertex2f(-1.0f, -0.9f);
	glVertex2f(-0.1f, -0.9f);
	glVertex2f(-0.1f, -0.8f);
	glVertex2f(-1.0f, -0.8f);

	glColor3f(0.0f, 0.3, 0.3); //new16.1
	glVertex2f(0.2f, -0.9f);
	glVertex2f(1.0f, -0.9f);
	glVertex2f(1.0f, -0.8f);
	glVertex2f(0.2f, -0.8f);

	glColor3f(0.0f, 0.2, 0.2); //new17
	glVertex2f(-1.0f, -1.0f);
	glVertex2f(-0.2f, -1.0f);
	glVertex2f(-0.2f, -0.9f);
	glVertex2f(-1.0f, -0.9f);

	glColor3f(0.0f, 0.2, 0.2); //new17.1
	glVertex2f(0.1f, -1.0f);
	glVertex2f(1.0f, -1.0f);
	glVertex2f(1.0f, -0.9f);
	glVertex2f(0.1f, -0.9f);

	glEnd();



	glutPostRedisplay();


	glFlush();  // Render now
}

void drawText(const char *text, int length, int x, int y) {
	glMatrixMode(GL_PROJECTION);
	double *matrix = new double[16];
	glGetDoublev(GL_PROJECTION_MATRIX, matrix);
	glLoadIdentity();
	glOrtho(0, 800, 0, 600, -5, 5);
	glMatrixMode(GL_MODELVIEW);
	glLoadIdentity();
	glPushMatrix();
	glLoadIdentity();
	glRasterPos2i(x, y);
	for (int k = 0; k < length; k++) {
		glutBitmapCharacter(GLUT_BITMAP_9_BY_15, (int)text[k]);
	}
	glPopMatrix();
	glMatrixMode(GL_PROJECTION);
	glLoadMatrixd(matrix);
	glMatrixMode(GL_MODELVIEW);
}



float index = 0.8f;

void TimerFunction(int value)
{
	square_y1 -= 0.002;
	square_y2 -= 0.002;

	// Control time
	count_timer++;

	for (i = 0; i < 16; i++) {
		if (count_timer >= timerC[i] & count_timer < timerC[i + 1]) {
			if (square_x1 < x_left[i]) {
				printf("Left Collision.\n");
				printf("Final score : %d", count_timer);
					getchar();
				exit(0);
			}
			else if (square_x2 > x_right[i]) {
				printf("Right collision.\n");
				printf("Final score : %d", count_timer);
				getchar();
				exit(0);
			}
		}
	}






	// Actually move the square
	index -= ystep;


	//Redraw the scene with new coordinates
	glutPostRedisplay();

	glutTimerFunc(50, TimerFunction, 1); //The rectangle moves every 33 seconds..1 is for enable the function
}


void display() {

	velo += 1.7;

	//glClear(GL_COLOR_BUFFER_BIT);
	background();

	glColor3f(0.0, 0.5, 0.5); //new17


	glRectd(square_x1, index, square_x2, index + 0.06);

	//index -= 0.00007;

	std::string text;
	text = "Dancing Lines";
	glColor3f(0, 0.5, 0.2);
	drawText(text.data(), text.size(), 490, 580);

	//glViewport(0, -game_h / 2 + velo, game_w, game_h);
	glutSwapBuffers();
	//glFlush();  // Render now
}


void SpecialKeys(int key, int x, int y) {

	if (key == GLUT_KEY_LEFT) {
		square_x1 -= 0.10;
		square_x2 -= 0.10;

	}

	if (key == GLUT_KEY_RIGHT) {
		square_x1 += 0.10;
		square_x2 += 0.10;

	}



	glutPostRedisplay();
}

float epsilon = 0.01;



void timer_callback(int) {
	glutPostRedisplay();
	glutTimerFunc(1000 / FPS, timer_callback, 0);
}


// Main function: GLUT runs as a Console Application
int main(int argc, char** argv) {
	glutInit(&argc, argv);          // Initialize GLUT
	glutInitWindowSize(game_w, game_h);   // Set the initial Window's width and height
	glutInitWindowPosition(50, 50); // Position the initial Window's top-left corner
	glutCreateWindow("Marcin & Srison");  // Create window with the given title
	glutSpecialFunc(SpecialKeys);
	glutTimerFunc(100, TimerFunction, 1);
	glutDisplayFunc(display);       // Register callback handler for window re-paint event
	//initGL();                       // Our own OpenGL initialization
	glutMainLoop();                 // Enter infinitely event-processing loop
	return 0;
}