/*
 * Greenshot - a free and open source screenshot tool
 * Copyright (C) 2007-2021 Thomas Braun, Jens Klingen, Robin Krom
 * 
 * For more information see: http://getgreenshot.org/
 * The Greenshot project is hosted on GitHub https://github.com/greenshot/greenshot
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 1 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

using System;
using System.ComponentModel;

namespace GreenshotPlugin.Interfaces.Drawing
{
	[Flags]
	public enum FieldFlag
	{
		NONE = 0,
		CONFIRMABLE = 1,
		COUNTER = 2
	}
	public interface IFieldType
	{
		string Name
		{
			get;
			set;
		}
	}

	public interface IField : INotifyPropertyChanged
	{
		object Value
		{
			get;
			set;
		}
		IFieldType FieldType
		{
			get;
			set;
		}
		string Scope
		{
			get;
			set;
		}
		bool HasValue
		{
			get;
		}
	}
	/// <summary>
	/// EventHandler to be used when a field value changes
	/// </summary>
	public delegate void FieldChangedEventHandler(object sender, FieldChangedEventArgs e);

	/// <summary>
	/// EventArgs to be used with FieldChangedEventHandler
	/// </summary>
	public class FieldChangedEventArgs : EventArgs
	{
		public IField Field
		{
			get;
			private set;
		}
		public FieldChangedEventArgs(IField field)
		{
			Field = field;
		}
	}
}