text: ////
  //// Created by 鸾萱 on 2017/9/3.
  ////
  //
  //#ifndef GCANVAS_ISTRING_H
  //#define GCANVAS_ISTRING_H
  //
  //
  //class IString {
  //    virtual void release() = 0;
  //    virtual const char* data() =  0;
  //};
  //
  //
  //#endif //GCANVAS_ISTRING_H
  