class Circle {
  float x, y, r;
  boolean growing = true;
  color c;

  Circle(float x_, float y_) {
    x = x_;
    y = y_;
    r = startRadius;
    c = src.pixels[int(x)+width*int(y)];
  }

  void grow() {
    if (growing) {
      r += 0.1;
    }
  }

  //Check if the circles grows out of bounds of the canvas
  boolean edges() {
    return (x+r > width || x-r < 0 || y+r > height || y-r < 0);
  }

  void show() {
    noStroke();
    fill(c);
    ellipse(x, y, r*2, r*2);
  }
}