using System;

using System.Collections.Generic;

namespace Assistance {

	public class Assistant: ActivePoint.Owner {

		public static readonly double maxLen = 1000.0;

		//public static readonly int gridPointsCount = 100;

		public static readonly Drawing.Pen pen = new Drawing.Pen("gray");

		public Assistant(Document document): base(document) {

			document.assistants.Add(this);

		}

		public override void remove() {

			base.remove();

			document.assistants.Remove(this);

		}

		public override void bringToFront() {

			document.assistants.Remove(this);

			document.assistants.Add(this);

		}

		// TODO: ?

		//public double getMaxLen() {

		//	double l = 0.0;

		//	foreach(ActivePoint point in points)

		//		l = Math.Max(l, point.position.len());

		//	return maxLen + l;

		//}

		public virtual void draw(Cairo.Context context) { }

		public virtual void getGuidelines(List<guideline> outGuidelines, Point target) { }</guideline>

	}

}