DAY 86 - Chasers v3 - OpenProcessing

mySketch
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class Orb {
  constructor(){
    this.location = createVector(random(300),random(500));    // object location (vector) 
    this.velocity = createVector(0,0);       // object speed (as vector)
    this.acceleration = createVector(0,0); // object acceleration
    this.bsize = random(8,40);
    this.topSpeed = 8-this.bsize/5;
  }  // ------------------------------------- end constructor
  
  update(){
    this.magnet = createVector(mouseX,mouseY);
    this.acceleration = p5.Vector.sub(this.magnet,this.location);
    this.velocity.add(this.acceleration);
    this.acceleration.setMag(0.2);
    
    this.velocity.limit(this.topSpeed);   // limits top speed
    this.location.add(this.velocity);   // location delta
  } //end update
  
  show(){
    //print(this.location);
    stroke(255);
    strokeWeight(4);
    fill(0,255,255);
    ellipse(this.location.x,this.location.y,this.bsize,this.bsize); 
  } // end show 
} // end of class ======================================== END CLASS
​
var level = "START";
var score = 0;
var health = 100;
var chasers = [];  // array to hold all the orb objects... 
​
function setup() {
  createCanvas(windowWidth, windowHeight);
  textAlign(CENTER);
  textSize(32);
  
  // for(var i=0; i<12; i++){
  //  chasers.push(new Orb());   // creates objects in array
  // }
  
} // end of setup =======================================  END SETUP
function draw() {
  background(100);
  ellipse(mouseX, mouseY, 20, 20);
  
  for(var i=0; i<chasers.length; i++){
    chasers[i].update();
    chasers[i].show();
    
    var distToChaser = dist(mouseX,mouseY,chasers[i].location.x,chasers[i].location.y);
      
    if(distToChaser < (chasers[i].bsize/2+10)){
      background(random(255));
      chasers.splice(i,1);
      health = health - 5;
    }
  }  // end of for
  
  if(level == "START"){
    startGame();
  } else if(level == "LEVEL1"){
    levelOne();
  } else if(level == "GAMEOVER"){
    gameOver();
  }
  fill(255);
  noStroke();
  text("♥ Health: " + health, 100,20);
  text(" Score: " + score, 100,40);
  
  if(health <= 0){
    level = "GAMEOVER";
  } 
}// end of draw =======================================  END DRAW
​
function startGame(){ 
  stroke(0,255,0);
  textSize(32);
  text("SURVIVAL GAME",width/2,height/4);
  ellipse(width/2,height/2,60,60);
  textSize(14);
  fill(random(255));
  text("START",width/2,height/2+6);
  var distanceToStart = dist(width/2,height/2,mouseX,mouseY);
  if(distanceToStart < 30){
    level = "LEVEL1";
  } // end IF 
} // end of startGame =================================  END "startGame
​
function levelOne(){
  if(frameCount%100 == 0){
    chasers.push(new Orb());   // creates objects in array
    score = score + 100;
  }
  
  fill(255);
  text("LEVEL 1", width/2,height-40); 
  if(score > 1000){
    // do whatever you dream up
  }
​
} // end of level one =================================  END "level one"
​
function gameOver(){
  fill(255,0,0);
  text("GAME OVER",width/2,height/4);
} // end of game over =================================  END "game over"
​