/*********************************************************************************
 *                                                                               *
 *  Fermat's Spiral                                                              *
 *  by Elizabeth Fuller                                                          *
 *                                                                               *
 *  Interactive rendering of Fermat's Spiral as a proof of concept for my        *
 *  Fiboacci bag.  Basic formulas and values are derived from Mathai and Davis's *
 *  paper, Constructing the Sunflower Head.                                      *
 *                                                                               *
 *  All contents is held under a Creative Commons Attribution Non-Commercial     *
 *  Share Alike liscense                                                         *
 *                                                                               *
 *  for more information, visit www.itp.efuller.net                              *
 *                                                                               *
 ********************************************************************************/

int numFlorets = 100;  // number of points on the spiral
Florets spiral; // class holder for the spiral
PFont font; // setting up holder for the floret number labels

void setup()
{
  size(400,400);
  spiral = new Florets(100);
  spiral.init(); // setup initial base image
  smooth();

  // set up font
  font = loadFont("EuphemiaUCAS-Bold-8.vlw");
}
// since there is no animation and all changes occure with mouse clicks, there
// is no need to do anything in the draw function
void draw() {}

// check if the mouse is hovering over any florets
// if it is, then change the color value of the floret and its immediate
// neighbors.  Then, redraw the screen.
void mouseClicked()
{
  spiral.checkSetClicked();
  spiral.drawFlorets();
}