ArrayList balls;

float clickTime;
float rMultiplier;
color curColor;
float xoffset;
float nIncr;
boolean controllerOver;
Controller masterControl;
float amp;

void setup() {
  size(640,480);
  background(0);

  masterControl = new Controller (width-80,height-80,100,30);



  balls = new ArrayList();
  addBall(random(0,width),random(0,height), random(20,100), color(random(0,255),random(0,255),random(0,255)));
 frameRate(30);
  rMultiplier = 3;

  xoffset = 5;
  nIncr = .01; 
  amp = 10;
  smooth();
}

void draw() {
  
   strokeWeight(1);
 background(0,0,0);
  stroke(255);

  masterControl.run();

      
for (int b = 0; b < balls.size(); b++) {
      Ball curBall = (Ball) balls.get(b);
      curBall.run();
  }

  if (mousePressed == true && controllerOver == false) {
      fill(curColor);
     ellipse(mouseX,mouseY,(frameCount-clickTime)*rMultiplier,(frameCount-clickTime)*rMultiplier); 
  }

}

 
      
void mousePressed() {
  clickTime = frameCount;
  curColor = color(random(0,255),random(0,255),random(0,255));
  fill(curColor);
}

void mouseReleased() {
 if (controllerOver == false) { 
 float dTime = frameCount - clickTime;
 addBall(mouseX,mouseY,dTime*rMultiplier,curColor);
 }
}

void addBall(float x, float y, float r, color c) {
  Ball curBall = new Ball(x,y,r,c);
  balls.add(curBall);
}

class Ball {
  
    float x,y,r, maxR;
    float n;
    color c;
  
  
    Ball (float inX, float inY, float inR, color inC) {
      x = inX;
      y = inY;
      maxR = inR;
      r = maxR;

      c= inC;
    }
    
    void run() {
      moveBall();
      modR();
      fill(c);
      stroke(255);
      strokeWeight(1);
      ellipse(x,y,r,r);
    }

     void moveBall() {
       x = (x + xoffset)%width;
       y = (y+genNoise())%height;
     }
     
     float genNoise() {
         n += nIncr;
         return ( (noise(n)-.5)*amp );
     }
     
     void modR() {
         r = cos(n)*maxR; 
     }

}