class Timer {
  float counter;    // count up seconds
  float speed;
  int subtcount;
  subtitle s;
  PlayButton play;
  BackButton back;
  hslider speedslider;
  
  Timer() {
    play = new PlayButton(width-70,height-39,50,30,15);
    back = new BackButton(12,height-35,25,15,10);
    speedslider = new hslider("SPEED", width-136, height-30, 2, 0.1, 15, 50, 8);
  }
  
  void start(float sp) {
    speedslider.currvalue = (int) sp;
    speedslider.reset();
    subtcount = 0;
    speed = sp;
    s = (subtitle) m.lines.get(0);
    counter = s.start.seconds;
    drawers.filterin(s.txt);
  }
  
  void go() {
    if(play.playing) {
    if(counter<m.len) {
      counter+=speed;
      subtitle next = (subtitle) m.lines.get(subtcount+1);
      boolean newsubt = false;
      while(counter>next.start.seconds) {
        subtcount++; 
        newsubt = true;
        if(subtcount<m.lines.size()-1) {
          next = (subtitle) m.lines.get(subtcount+1);
        } else {
          println("the end");
          play.theend = true;
          play.playing = false;
          drawing = false;
          counter = m.len;
          subtcount = m.lines.size()-1;
          break;
          
        }
      }
      if(newsubt) {
        s = (subtitle) m.lines.get(subtcount);
        drawers.filterin(s.txt);
      }
    }
    }
    play.check();
    back.check();
    speedslider.check();
    draw();
  }
  
  void draw() {
    fill(50); noStroke();
    rect(0,height-50,width,50);
    fill(255); 
    
    pushMatrix();
    translate(164,height-38);
    int w = width-320;
    fill(20); noStroke();
    rect(0,0,w*(counter/(float)m.len),12);
    noFill(); stroke(90);
    rect(0,0,w,12);
    fill(255);
    textFont(sans12,12);
    text(s.txt,0,27);
    popMatrix();
    
    fill(255);
    textFont(ionic30,30);
    text(timecode((int)counter),50,height-16);

    play.draw();
    back.draw();
    speedslider.draw();
  }

  void click() {
    if(play.over) play.click();
    else if(back.over) back.click();
  }
  
}


String timecode(int sec) {
  
  String seconds = "00";
  String minutes = "00";
  String hours = "00";
  
  hours = str(floor(sec / (60*60)));
  sec -= (floor(sec / (60*60)))*60*60;
  if(hours.length()<2) hours = '0' + hours;
  
  
  minutes = str(floor(sec / (60)));
  sec -= floor(sec/(60))*60;
  if(minutes.length()<2) minutes = '0' + minutes;
  
  seconds =  str(sec);
  if(seconds.length()<2) seconds = '0' + seconds;
  
  return hours+":"+minutes+":"+seconds;
}