public override bool backStep(MgMotion sender) {
bool ret = (SwigDerivedClassHasMethod("backStep", swigMethodTypes4) ? touchvgPINVOKE.MgCommandDraw_backStepSwigExplicitMgCommandDraw(swigCPtr, MgMotion.getCPtr(sender)) : touchvgPINVOKE.MgCommandDraw_backStep(swigCPtr, MgMotion.getCPtr(sender)));
return ret;
}