class SpaceInvader {
  color c;
  int t;
  int sizeunit = 4;
  
  SpaceInvader(color col, int tt) {
    // set up some randomness here
    c = col;
    t = tt;
  }
  
  void SIdisplay() {
    // The reson i write it like this is because i am not sure
    // how the = syntax goes, whether it's = or ==.
    // It's probably == but this works too.
    // I draw know that it would be more efficient to draw the boxes and 'empty'
    // part of them but I dont' knw if it picks up the background
    // or the underlying color so I'll stick to lines.
    noStroke();
    fill(c);
    rectMode(CORNER);
    int topleftx = mouseX-6*sizeunit;
    int toplefty = mouseY-4*sizeunit;
    if (t > 1) {
      if (t > 2) {
        //type 3 space invader by line
        rect(topleftx+2*sizeunit, toplefty, 1*sizeunit, 1*sizeunit);
        rect(topleftx+9*sizeunit, toplefty, 1*sizeunit, 1*sizeunit);
        rect(topleftx+3*sizeunit, toplefty+1*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+8*sizeunit, toplefty+1*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+2*sizeunit, toplefty+2*sizeunit, 8*sizeunit, 1*sizeunit);
        rect(topleftx+1*sizeunit, toplefty+3*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+4*sizeunit, toplefty+3*sizeunit, 4*sizeunit, 1*sizeunit);
        rect(topleftx+9*sizeunit, toplefty+3*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx, toplefty+4*sizeunit, 12*sizeunit, 1*sizeunit);
        rect(topleftx, toplefty+5*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+2*sizeunit, toplefty+5*sizeunit, 8*sizeunit, 1*sizeunit);
        rect(topleftx+11*sizeunit, toplefty+5*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx, toplefty+6*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+2*sizeunit, toplefty+6*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+9*sizeunit, toplefty+6*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+11*sizeunit, toplefty+6*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+3*sizeunit, toplefty+7*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+7*sizeunit, toplefty+7*sizeunit, 2*sizeunit, 1*sizeunit);
      }
      else {
        //type 2 space invader by line
        rect(topleftx+4*sizeunit, toplefty, 4*sizeunit, 1*sizeunit);
        rect(topleftx+1*sizeunit, toplefty+1*sizeunit, 10*sizeunit, 1*sizeunit);
        rect(topleftx, toplefty+2*sizeunit, 3*sizeunit, 1*sizeunit);
        rect(topleftx+5*sizeunit, toplefty+2*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+9*sizeunit, toplefty+2*sizeunit, 3*sizeunit, 1*sizeunit);
        rect(topleftx, toplefty+3*sizeunit, 12*sizeunit, 1*sizeunit);
        rect(topleftx+3*sizeunit, toplefty+4*sizeunit, 6*sizeunit, 1*sizeunit);
        rect(topleftx+3*sizeunit, toplefty+5*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+5*sizeunit, toplefty+5*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+8*sizeunit, toplefty+5*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+2*sizeunit, toplefty+6*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+8*sizeunit, toplefty+6*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx, toplefty+7*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+10*sizeunit, toplefty+7*sizeunit, 2*sizeunit, 1*sizeunit);
      }
    }
    else
    {
      // type 1 space invader by line
        rect(topleftx+4*sizeunit, toplefty, 4*sizeunit, 1*sizeunit);
        rect(topleftx+3*sizeunit, toplefty+1*sizeunit, 6*sizeunit, 1*sizeunit);
        rect(topleftx+2*sizeunit, toplefty+2*sizeunit, 8*sizeunit, 1*sizeunit);
        rect(topleftx+1*sizeunit, toplefty+3*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+5*sizeunit, toplefty+3*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+9*sizeunit, toplefty+3*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+1*sizeunit, toplefty+4*sizeunit, 10*sizeunit, 1*sizeunit);
        rect(topleftx+4*sizeunit, toplefty+5*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+7*sizeunit, toplefty+5*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+2*sizeunit, toplefty+6*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+5*sizeunit, toplefty+6*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+8*sizeunit, toplefty+6*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx, toplefty+7*sizeunit, 2*sizeunit, 1*sizeunit);
        rect(topleftx+4*sizeunit, toplefty+7*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+7*sizeunit, toplefty+7*sizeunit, 1*sizeunit, 1*sizeunit);
        rect(topleftx+10*sizeunit, toplefty+7*sizeunit, 2*sizeunit, 1*sizeunit);
    }
  }
  
}