//
//  Component.cs - represents a component in a component designer layout
//
//  Author:
//       Michael Becker <alcexhim@gmail.com>
//
//  Copyright (c) 2011-2020 Mike Becker's Software
//
//  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 3 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 MBS.Framework.Drawing;
using UniversalEditor.ObjectModels.Multimedia.Picture;

using UniversalEditor.Plugins.Multimedia.UserInterface;

namespace UniversalEditor.ObjectModels.Designer
{
	/// <summary>
	/// Represents a component in a component designer layout.
	/// </summary>
	public class Component : ICloneable
	{
		public class ComponentCollection
			: System.Collections.ObjectModel.Collection<Component>
		{
			public Component this[Guid id]
			{
				get
				{
					for (int i = 0; i < Count; i++)
					{
						if (this[i].ID == id)
							return this[i];
					}
					return null;
				}
			}
		}

		public Component(Guid id, string title, Property[] properties = null, Action<ComponentInstance, MBS.Framework.UserInterface.PaintEventArgs, Rectangle> renderDelegate = null)
		{
			ID = id;
			Title = title;
			if (properties != null)
			{
				for (int i = 0; i < properties.Length; i++)
					Properties.Add(properties[i]);
			}
			if (renderDelegate != null)
				RenderDelegate += renderDelegate;
		}

		/// <summary>
		/// Gets or sets the globally-unique identifier for this <see cref="Component" />.
		/// </summary>
		/// <value>The globally-unique identifier for this <see cref="Component" />.</value>
		public Guid ID { get; set; } = Guid.Empty;
		/// <summary>
		/// Gets or sets the title of this <see cref="Component" />.
		/// </summary>
		/// <value>The title of this <see cref="Component" />.</value>
		public string Title { get; set; } = String.Empty;

		public event Action<ComponentInstance, MBS.Framework.UserInterface.PaintEventArgs, Rectangle> RenderDelegate = null;

		public void Render(ComponentInstance instance, MBS.Framework.UserInterface.PaintEventArgs e, Rectangle bounds)
		{
			RenderDelegate?.Invoke(instance, e, bounds);
		}

		/// <summary>
		/// Gets a collection of <see cref="Property" /> instances representing properties associated with this <see cref="Component" />.
		/// </summary>
		/// <value>The properties associated with this <see cref="Component" />.</value>
		public Property.PropertyCollection Properties { get; } = new Property.PropertyCollection();

		public object Clone()
		{
			Component clone = new Component(ID, (Title.Clone() as string));
			clone.RenderDelegate = RenderDelegate;
			return clone;
		}
	}
}