float x = 300; // current position
float y = 300; // current position
float r = 50; // current radius
int strength = 5; // tickling strength
boolean won = false; // whether or not we won

void setup()
{
  size(400,400);
  smooth();
  noStroke();
  textFont(loadFont("Helvetica-24.vlw"));
  textAlign(CENTER);
 }

void draw()
{
  // only continue if we did not win
  if(!won) {
    background(0);
    // check if we are inside the ellipse
    if(dist(mouseX,mouseY,x,y) <= r) { 
      // tickle
      x = random(x-strength,x+strength); 
      y = random(y-strength,y+strength);
    }
    // Set size from how far mouse has moved
    fill(255);
    ellipse(x,y,r*2,r*2);
    // draw the center
    fill(128);
    ellipse(width/2,height/2,5,5);
    
    // check if I won
    won = dist(x,y,width/2,height/2) <= r;
    // print a message if I won
    if(won) {
      fill(255,0,0);
      text("You got it in "+frameCount+" frames!",width/2,height/2);
    }
  }
}

void keyPressed() {
  // restart in different positions
  if(key == 'a') { x= 300; y = 300; won = false; frameCount = 0; }
  else if(key == 'b') { x= 100; y = 300; won = false; frameCount = 0; }
  else if(key == 'c') { x= 300; y = 100; won = false;frameCount = 0; }
  else if(key == 'd') { x= 100; y = 100; won = false; frameCount = 0; }
  else if(key == 'w') { x = width/2; y = height/2; } // if you cannot make it
}

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