parkMonitor_V2.0/PLCLinker/centralController/NumMachine/INumMachineLinker.cs

using System.Collections.Generic;
using System.Drawing;

namespace NumMachine
{
	public interface INumMachineLinker
	{
		string GetLicensePlate(int id);

		Image GetImage(int id);

        Dictionary<string, int> GetIpIdMap();

        void SetRatio(double ratio);

        void Start();

		void Stop();
	}

}