//The class is the blueprint for a complex variable that con store multiple variables and execute multiple
//functions (called methods)
class NPC{  
  int x,y, speed, colour, size; //Declaration for the attribute variables for my NPC characters
  
  NPC (int a, int b){//Constructor that gives values to all the attribute variables
     this.x = a; //In this case I used inputs for the function
     this.y = b;
     
     this.speed = 2; //I just made these default values for now, I could redesign it later but for now this is fine.
     this.colour = 150;
     this.size = 20;
  }
  
  
  void dialog(String input){
    
  }
  
  
  //'this' refers to the attribute variable so things don't get confused with any global variables you might have
  
  void render(){
    fill(this.colour); //Which colour?  this colour.
    rect(this.x, this.y, this.size, this.size);
  }
  
  void move(){
    this.x += this.speed;
    if(this.x > 400) this.speed = -2;
    else if(this.x < 0) this.speed = 2;
  }
  
}


NPC ah = new NPC(100, 200); //A single instace for the NPC class, notice my random number sof rhte  x & y for the constructor


NPC orc = new NPC(300,300); //Look! Another example!

NPC[] goons = new NPC[20]; //A quick array of them because why not?

void setup(){
 size(400,400); 
  
  for(int i = 0; i < 20; i++) goons[i] = new NPC(int(random(400)), int(random(400))); //Filling in the array

}



void draw(){
  fill(255);
  rect(0,0,400,400);
  //ah is the OBJECT instance of type NPC
  ah.move(); //Running the move method 
  ah.render(); //Running my redner mthod to draw the NPC
 
  orc.move(); //Doing it again for another NPC
  orc.render();
  
  
  //Using a loop to run ALOT of NPCs
  for(int i=0; i < goons.length; i++){
    goons[i].move();
    goons[i].render();
  }
}


/*

Make a fresh sketch
make a class with a:

  Consturctor- Same name as you class
  2 integer variables x & y
  
  and a draw / render method
  
Create a few objects and make them show up.


*/