object_base.js

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 *
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/**
 * A ObjectBase is a base class that manages a set of components in a
 * Buffer of a specific type. ObjectBases are managed by Buffers and can
 * not be directly created. When a Buffer is destroyed or if a ObjectBase
 * is removed from a Buffer the ObjectBase's buffer property will be set
 * to null.
 */
o3d.ObjectBase = function() { };


/**
 * Used by isAClassName.
 * @type {string}
 */
o3d.ObjectBase.prototype.className = 'o3d.ObjectBase';

/**
 * @type {o3d.ObjectBase}
 */
o3d.ObjectBase.prototype.superClass = null;

/**
 * Traverses the current object's class and all its superclasses and
 * determines if any of them are of the given name.
 * @param {string} class_type_name The name of a class.
 * @return {boolean} Whether this is counts as a className.
 */
o3d.ObjectBase.prototype.isAClassName = function(class_type_name) {
  class_type_name = o3d.filterTypeName_(class_type_name);
  var object = this;
  while (object != undefined) {
    if (object.className == class_type_name) {
      return true;
    }
    object = object.superClass && object.superClass.prototype;
  }
  return false;
};