Unity3D Platformer Progress bar Tutorial 10

Unity3D  Platformer Progress bar Tutorial 10

THIS IS Java scrip: GOOD 4 2D GAMES AND 3D GAMES !
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// set GUI bar width and height
var barWidth : float = 500;
var barHeight : float = 25;

// drag a texture as the icon
var progIcon : Texture;

// where to set the GUI element to
private var barProgress : float;

// empty objects represent the start and end of a
var startPoint : Transform;
var endPoint : Transform;

// current Player position
var playerPos : Transform;

function Update(){
 // get level distance by subtracting start and
 var totalDist : float = endPoint.position.x -
startPoint.position.x;

 // get player distance from start in X axis only

 var playerDist : float = playerPos.position.x -
startPoint.position.x;

 //get player's progress as a percentage of the
 var playerProgress : float = playerDist /
totalDist * 100;

 //turn the playerProgress percentage back into
 barProgress = playerProgress / 100 * barWidth;

}

function OnGUI() {
 //  width of the bar
 //  for 'Start' and 'End'
 GUI.BeginGroup (new Rect (250, 10, barWidth,
barHeight*2));

  //draw a box as the backing for the progress
  GUI.Box(Rect(0,0,barWidth,barHeight),"");

  // create a label to draw the progress icon
  // to set its X position, 0 as the Y position

  GUI.Label (Rect (barProgress, 0,
progIcon.width, progIcon.height),
        progIcon);

  // add start and end labels
  GUI.Label(Rect(progIcon.width/2, 1, 50,
barHeight),"Start");
  GUI.Label(Rect(barWidth-30, 1, 100,
barHeight),"End");

 GUI.EndGroup();
}


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