text: function Station(type, x, y) {
    this.pos = createVector(x || random(width), y || random(height));
  
    //set the symbolic representation of the station
  
    this.symbol = new Symbol(type);
    this.strokeColor = color(0);
    this.fillColor = color(255);
  
    this.draw = function() {
      push();
      fill(this.fillColor);
      stroke(this.strokeColor);
      strokeWeight(2);
      translate(this.pos.x, this.pos.y);
      this.symbol.draw();
      
      pop();
    }
    
    this.destroy = function(){
      
    }
  
    this.update = function() {
    }
  }