// Variation on Reas & Fry (43-12)

Ring[] rings = new Ring[50];  // at most 50 at a time
int current = 0;  // for next mouse press

void setup() 
{
  size(400,400);
  smooth();
  for (int i=0; i<rings.length; i++) {
    rings[i] = new Ring();
  }
}

void draw() 
{
  background(0);
  for (int i=0; i<rings.length; i++) rings[i].display();
  for (int i=0; i<rings.length; i++) rings[i].update();
}

// click to create a new Ring
void mousePressed() 
{
  rings[current].start(mouseX, mouseY);
  current++; // add 1
  if (current == rings.length) current = 0; // wrap around -- reuse rings
}

// START NO NOTES
// code used to capture screenshots
void keyReleased() {
  if(key == '`' && !online) save("sketch.png");
}