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;

};