class Background
{
  PImage ground;
  PImage[] skies;
/*  PImage clouds;
  char[] reds   = {   0,   0,  44, 31, 48, 31, 24 };
  char[] greens = { 153, 153, 132, 71, 67, 31, 24 };
  char[] blues  = { 204, 153, 160, 86, 82, 31, 24 };*/

  
  Background()
  {
    ground = loadImage("ground1.png");
    //clouds = loadImage("Backgrounds/clouds.png");
    
    skies = new PImage[7];
    
    String imgName;
    for(int i=0; i<7; i++)
    {
      imgName = "Backgrounds/Sky/Testsky" + (7-i) + ".png";
      skies[i] = loadImage(imgName);
    }
    
  }
  
  void update()
  {
    tint(255, 255);
    for(int i=-1; i<2; i++)
    {
      if(transCount <= 0)
      {
        image(skies[stage], i*skies[stage].width - cam%skies[stage].width, 0,
            skies[stage].width+1, skies[stage].height);
      }
      else
      {
        image(skies[oldStage], i*skies[oldStage].width - cam%skies[oldStage].width, 0,
              skies[oldStage].width+1, skies[oldStage].height);
        tint(255, 255 - transCount*4);
        image(skies[stage], i*skies[stage].width - cam%skies[stage].width, 0,
            skies[stage].width+1, skies[stage].height);
      }
    }
    tint(255, 255);
    
    for(int i=-1; i<(width/ground.width)+2; i++)
    {
      image(ground, i*ground.width - cam%ground.width, height-ground.height,
            ground.width+1, ground.height);
    }
  }
  
}