text: include.module( 'tool-zoom', [ 'tool' ], function () {
      "use strict";
  
      function ZoomTool( option ) {
          SMK.TYPE.Tool.prototype.constructor.call( this, $.extend( {
              // order: 1
          }, option ) )
      }
  
      SMK.TYPE.ZoomTool = ZoomTool
  
      $.extend( ZoomTool.prototype, SMK.TYPE.Tool.prototype )
      ZoomTool.prototype.afterInitialize = []
      // _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
      //
      return ZoomTool
  
  } )
  
  