text: jvm.OrdinalScale = function(scale){
  
    this.scale = scale;
  
  };
  
  
  
  jvm.OrdinalScale.prototype.getValue = function(value){
  
    return this.scale[value];
  
  };
  
  
  
  jvm.OrdinalScale.prototype.getTicks = function(){
  
    var ticks = [],
  
        key;
  
  
  
    for (key in this.scale) {
  
      ticks.push({
  
        label: key,
  
        value: this.scale[key]
  
      });
  
    }
  
  
  
    return ticks;
  
  };