using DrawGraph;
using Newtonsoft.Json;
using System;
using System.Drawing;
using System.IO;


namespace DrawGraph
{
	[JsonObject(MemberSerialization.OptOut)]
	[Serializable]
	public class ImagePackObj : PackObjBase
	{
		[JsonIgnore]
		private Image img = null;

		private string fileName = "";

		[ClassAttributs(Description = "只能写项目资源目录（Resources）下的图片名称")]
		public string FileName
		{
			get
			{
				return this.fileName;
			}
			set
			{
				this.fileName = value;
				FileStream fileStream = null;
				try
				{
					fileStream = new FileStream( this.fileName, FileMode.Open, FileAccess.Read);
					this.img = Image.FromStream(fileStream);
				}
				catch (Exception  )
				{
				}
				finally
				{
					bool flag = fileStream != null;
					if (flag)
					{
						fileStream.Close();
						fileStream.Dispose();
					}
				}
			}
		}

		public ImagePackObj(ZedGraphControl zgc, PackObjManager poManager) : base(zgc, poManager)
		{
			this.baseZed = zgc;
			base.PackText = "图片" + this.index.ToString();
		}

		public override void Draw()
		{
			bool flag = this.baseZed == null;
			if (!flag)
			{
				this.Clear();
				bool flag2 = this.fileName == "";
				if (!flag2)
				{
					bool flag3 = this.img == null;
					if (!flag3)
					{
						ZUtil.DrawImage(new ImageObj(this.img, (double)base.RealX, (double)base.RealY, (double)base.RealEndX, (double)base.RealEndY)
						{
							IsVisible = true,
							ZOrder = ZOrder.A_InFront,
							Tag = base.PackTag,
							Location = 
							{
								CoordinateFrame = CoordType.PaneFraction,
								AlignH = AlignH.Left,
								AlignV = AlignV.Top
							},
							//IsVisible = true,
							//ZOrder = ZOrder.A_InFront
						}, this.baseZed);
						base.Refresh();
					}
				}
			}
		}
	}
}