/*  *************************     PROJECT    ***************************
			 DEMO  OF TRAFFIC LIGHTS
    *******************************************************************/

//  HEADER FILES USED

  #include<stdio.h>
  #include<conio.h>
  #include<graphics.h>
  #include<dos.h>


//  FUNCTIONS USED

  void introduction1();
  void introduction2();
  void projectwork();
  void closing();

  void main()
 {
   int gd=DETECT,gm,x,y;
   initgraph(&gd,&gm,"c:\\turboc3\\bgi");     //Initializing Graphics Mode

   introduction1();
   introduction2();
   projectwork();
   closing();

   getch();
   closegraph();
   restorecrtmode();
  }

  /*                           FUNCTION
			     INTRODUCTION 1
     ****************    INTRODUCTORY   PAGE   (1) *******************
		    To display the Name of the Programmer
     *****************************************************************
  */

  void introduction1()
 {
   setbkcolor(BLUE);

   setcolor(YELLOW);
   delay(1000);
   settextstyle(7,HORIZ_DIR,7);
   outtextxy(200,50,"Project ");

   setcolor(WHITE);
   delay(1000);
   outtextxy(240,150,"in C");
   delay(1000);

   outtextxy(270,250,"by");
   setcolor(YELLOW);
   delay(1000);

   settextstyle(7,HORIZ_DIR,7);
   outtextxy(100,350,"Manuj Arora");
   delay(2000);

   cleardevice();                          // Clearing the Introduction Page
  }

   /*                          FUNCTION
			     INTRODUCTION 2
     ****************    INTRODUCTORY   PAGE  (2)  ********************
		    To display the Welcome Page of "Project"
     ****************************************************************** */
 void introduction2()
 {

   setbkcolor(BLUE);                       // Starting Introduction Page (2)

  setcolor(YELLOW);
  delay(1000);
  settextstyle(7,HORIZ_DIR,6);
  outtextxy(200,50,"Welcome");

  setcolor(WHITE);
  delay(1000);
  outtextxy(270,150,"to");

  delay(1000);
  outtextxy(190,250,"demo of");

  setcolor(YELLOW);
  delay(1000);
  outtextxy(90,360,"STOP   LIGHTS");

  delay(2000);

  cleardevice();           // Clearing the Introduction Page(2)
 }

/*                              FUNCTION
    ***********************  PROJECT  WORK  *******************************

		INVOLVES THE ACTUAL CODING FOR THE PROJECT

	   *************  Working of DIGITAL TIMER  *****************
	   It is  5 Seconds delay Timer  for which Light remains  RED
	   **********************************************************
			Changing the COLOUR of LIGHTS
	   Colour Changes To Yellow when Timer is Zero then To Green
	   *************************************************************
		       Displaying the INSTRUCTION Message
	   Changes the Instruction from WAIT! to READY ! and then to GO!
    ***********************************************************************/
  void projectwork()
   {

     setbkcolor(BLACK);                        // Starting the Project

     setcolor(WHITE);

     settextstyle(7,HORIZ_DIR,2);              //To Display Timer Block
     outtextxy(185,60,"DIGITAL TIMER");

     setcolor(YELLOW);
     outtextxy(205,385,"INSTRUCTION");         //To display Instruction Block


     setcolor(BLUE);
     rectangle(190,90,350,140);

     setfillstyle(1,YELLOW);
     floodfill(200,130,BLUE);


     setcolor(BLUE);
     rectangle(220,170,320,370);
     setfillstyle(1,WHITE);
     floodfill(260,250,BLUE);

     setcolor(BLUE);
     rectangle(215,415,355,455);
     setfillstyle(1,RED);
     floodfill(260,430,BLUE);

     setcolor(WHITE);
     settextstyle(7,HORIZ_DIR,4);
     outtextxy(230,415,"!STOP!");            // To display the Instruction - Wait!

     setcolor(BLUE);
     circle(270,210,25);
     setfillstyle(1,RED);
     floodfill(280,220,BLUE);

     circle(270,270,25);
     circle(270,330,25);




					     //Starting the Timer
     setcolor(RED);
     settextstyle(1,HORIZ_DIR,5);
     outtextxy(250,90,"10");
     delay(1000);

     setcolor(BLUE);

     rectangle(190,90,350,140);

     setfillstyle(1,YELLOW);
     floodfill(200,110,BLUE);

     setcolor(RED);
     outtextxy(260,90,"9");
     delay(1000);

     setcolor(BLUE);

     rectangle(190,90,350,140);

     setfillstyle(1,YELLOW);
     floodfill(200,110,BLUE);

       setcolor(RED);

     outtextxy(260,90,"8");
     delay(1000);

     setcolor(BLUE);

     rectangle(190,90,350,140);

     setfillstyle(1,YELLOW);
     floodfill(200,110,BLUE);

       setcolor(RED);

     outtextxy(260,90,"7");
     delay(1000);

     setcolor(BLUE);

     rectangle(190,90,350,140);

     setfillstyle(1,YELLOW);
     floodfill(200,110,BLUE);

      setcolor(RED);

     outtextxy(260,90,"6");
     delay(1000);

     setcolor(BLUE);

     rectangle(190,90,350,140);

     setfillstyle(1,YELLOW);
     floodfill(200,110,BLUE);



     setcolor(RED);
     settextstyle(1,HORIZ_DIR,5);
     outtextxy(260,90,"5");
     delay(1000);

     setcolor(BLUE);

     rectangle(190,90,350,140);

     setfillstyle(1,YELLOW);
     floodfill(200,110,BLUE);

     setcolor(RED);
     outtextxy(260,90,"4");
     delay(1000);

     setcolor(BLUE);
     rectangle(190,90,350,140);
     setfillstyle(1,YELLOW);
     floodfill(200,110,BLUE);

     setcolor(RED);

     outtextxy(260,90,"3");
     delay(1000);

     setcolor(BLUE);
     setfillstyle(1,YELLOW);
     rectangle(190,90,350,140);
     floodfill(200,110,BLUE);

     setcolor(RED);
     outtextxy(260,90,"2");
     delay(1000);

     setcolor(BLUE);
     rectangle(190,90,350,140);
     setfillstyle(1,YELLOW);
     floodfill(200,110,BLUE);

     setcolor(RED);
     outtextxy(260,90,"1");
     delay(1000);

     setcolor(BLUE);
     rectangle(190,90,350,140);
     setfillstyle(1,YELLOW);
     floodfill(200,110,BLUE);

     setcolor(RED);
     outtextxy(260,90,"0");                         // Ending the Timer


     setcolor(BLUE);
     rectangle(215,415,355,455);
     setfillstyle(1,RED);
     floodfill(260,430,BLUE);

     setcolor(WHITE);
     settextstyle(7,HORIZ_DIR,4);
     outtextxy(220,415,"!READY!");              //To display Instruction-READY!

     setcolor(BLUE);
     setfillstyle(1,WHITE);
     floodfill(280,220,BLUE);

     setfillstyle(1,YELLOW);
     floodfill(280,280,BLUE);
     delay(3000);

     setcolor(BLUE);
     rectangle(215,415,355,455);
     setfillstyle(1,RED);
     floodfill(260,430,BLUE);

     setcolor(WHITE);
     settextstyle(7,HORIZ_DIR,4);
     outtextxy(260,415,"!GO!");                 //To Display Instruction-GO!

     setfillstyle(1,WHITE);
     floodfill(280,290,BLUE);

     setfillstyle(1,GREEN);
     floodfill(280,350,BLUE);
     delay(5000);

     cleardevice();                             //Ending the Project
  }

  void closing()
  {
   setbkcolor(YELLOW);
   setcolor(BLUE);
   settextstyle(7,HORIZ_DIR,4);
   outtextxy(160,180,"!!  THANK YOU   !!");
   outtextxy(120,280," Press any key to EXIT");

   }