//draw an arrow
void setup(){
  size(400,400);
  smooth();
  frameRate(30);
  println("This is an arrow");
  //initialize mousex and mousey position in the center
  mouseX = 200; 
  mouseY = 150; 

}

void draw(){

  fill(0);
  stroke(0);
  strokeWeight(4);
  strokeJoin(MITER);
  background(255);
  // draw arrow according to moue position 
  quad (mouseX-1,mouseY+68,mouseX+22,mouseY+58,mouseX+73,mouseY+167,mouseX+50,mouseY+177);  // desenha quadrilatero
  triangle (mouseX-52,mouseY-90,mouseX-52,mouseY+90,mouseX+73,mouseY+35);  // DESENHA TRIANGULO
  println(mouseX);
  println(mouseY);

}