using SuperMap.Data;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WWPipeLine.MapTools.Conditions.AnalystToolBar
{
	public partial class PouMianAnalystResult : Sunny.UI.UIForm
	{
		private DataTable m_dt;
		public PouMianAnalystResult(DataTable dt)
		{
			InitializeComponent();
			this.StartPosition = FormStartPosition.Manual;
			this.Location = new System.Drawing.Point(10, 10);
			m_dt = dt;

		}

		private void AnalystResultForm_Load(object sender, EventArgs e)
		{
			int width = 800;// pictureBox.Width;
			int height = 600;// pictureBox.Height;
			Bitmap image = new Bitmap(width, height);
			//创建Graphics类对象
			Graphics g = Graphics.FromImage(image);
			g.SmoothingMode = SmoothingMode.AntiAlias;
			g.InterpolationMode = InterpolationMode.HighQualityBicubic;
			g.CompositingQuality = CompositingQuality.HighQuality;
			g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
			g.Clear(Color.White);

			Pen PenXYLine = Pens.Blue;
			Pen PenBlack = Pens.Black;
			Brush defaultBrush = Brushes.Black;
			Font fontNormal = new Font("Arial", 9, FontStyle.Regular);
			Font fontTitle = new Font("Arial", 16, FontStyle.Bold);

			//顶部标题
			g.DrawString(uitxtTitle.Text, fontTitle, defaultBrush, new PointF(width / 3, 10));

			//画图片的边框线
			g.DrawRectangle(PenXYLine, 0, 50, width - 2, height - 52);

			//绘制 Y轴线，直接从顶到底
			g.DrawLine(PenXYLine, 100, 50, 100, height);
			int yHeight = 450;// height - 50 - TableLineHeight * 5;
			int gxgcFenDuanHeight = 75;// (int)450 / 6; //(int)((height - 55 - TableLineHeight * 6) / 6	

			#region  计算 Y轴 最大值与最小值  Y轴设置横线5根，数据值5个，分为6段，7个节点
			DataView m_dt_dv = m_dt.DefaultView;

			//高程最大值   取地面高程的最大值
			m_dt_dv.Sort = "dmgc DESC"; double gcMax = Math.Round(double.Parse(m_dt_dv[0]["dmgc"].ToString()), 2);

			//高程最小值   =管顶高程最小值-管点埋深最大值
			m_dt_dv.Sort = "gdgc ASC"; double gdgcMin = Math.Round(double.Parse(m_dt_dv[0]["gdgc"].ToString()), 2);
			m_dt_dv.Sort = "gdms DESC"; double gdmsMin = Math.Round(double.Parse(m_dt_dv[0]["gdms"].ToString()), 2);
			double gcMin = gdgcMin - gdmsMin;

			//Y轴共计6段，计算每一段的差值
			double gdgcChaZhi = Math.Round(gcMax - (gcMax + gcMin) / 2, 2);
			if (gdgcChaZhi == 0 || gdgcChaZhi == double.PositiveInfinity || gdgcChaZhi == double.NegativeInfinity)
			{
				gdgcChaZhi = 1;
			}
			double gdgcTop = gcMax + gdgcChaZhi * 2;
			for (int i = 0; i <= 6; i++)//Y轴分为6段，除了顶部和底部，需要绘制5个 短横线和坐标值
			{
				if (i == 0 || i == 6) continue;
				g.DrawLine(PenXYLine, 95, 50 + i * gxgcFenDuanHeight, 100, 50 + i * gxgcFenDuanHeight);
				g.DrawString(GetGxgcY(i).ToString(), fontNormal, defaultBrush, 50, 50 + i * gxgcFenDuanHeight - 5);
			}
			double GetGxgcY(int i)
			{
				switch (i)
				{
					case 0: return gdgcTop;
					case 1: return gdgcTop - gdgcChaZhi;
					case 2: return gcMax;
					case 3: return gcMax - gdgcChaZhi;
					case 4: return gcMax - gdgcChaZhi * 2;
					case 5: return gcMax - gdgcChaZhi * 3;
					case 6: return gcMax - gdgcChaZhi * 4;
					default: return 0.0;
				}
			}
			double UnitY = yHeight / (gdgcChaZhi * 6);
			#endregion

			#region  X轴 计算UnitX 并配置断面的X坐标
			int xWidth = 700;
			double tbJuLiSum = 0.0D;
			foreach (DataRow dr in m_dt.Rows)
			{
				if (m_dt.Rows.IndexOf(dr) == m_dt.Rows.Count - 1) continue;
				tbJuLiSum += double.Parse(dr["gxcd"].ToString());
			}
			if (tbJuLiSum == 0 || tbJuLiSum == double.PositiveInfinity || tbJuLiSum == double.NegativeInfinity)
			{
				tbJuLiSum = 1;
			}
			double UnitX = (xWidth - 120) / tbJuLiSum;
			double tbJuLiX = 120.0D;
			foreach (DataRow dr in m_dt.Rows)
			{
				double newJuli = UnitX * double.Parse(dr["gxcd"].ToString());
				dr["xLeft"] = newJuli * 0.6;
				if (m_dt.Rows.IndexOf(dr) == 0) { dr["x"] = tbJuLiX; continue; }
				tbJuLiX += newJuli;
				dr["x"] = tbJuLiX;
			}
			#endregion

			#region  绘制 底部的表格横线  表格数据展示
			g.DrawString("地面高程(M)", fontNormal, defaultBrush, 40, 60);

			int TableLineHeight = 20;
			string tbTitle = "";
			string tbZiDuan = "";
			for (int i = 1; i <= 5; i++)
			{
				g.DrawLine(PenXYLine, 0, height - i * TableLineHeight, width, height - i * TableLineHeight);
				GetTableColumsCaption(i);
				float StringY = height - i * TableLineHeight + 5;
				g.DrawString(tbTitle, fontNormal, defaultBrush, 20, StringY);
				for (int j = 0; j < m_dt.Rows.Count; j++)
				{
					if (tbZiDuan == "gxgj" || tbZiDuan == "gxcd")
					{
						if (j == m_dt.Rows.Count - 1) continue;
						g.DrawString(m_dt.Rows[j][tbZiDuan].ToString(), fontNormal, defaultBrush, float.Parse(m_dt.Rows[j]["x"].ToString()) + float.Parse(m_dt.Rows[j]["xLeft"].ToString()), StringY);
						continue;
					}
					g.DrawString(m_dt.Rows[j][tbZiDuan].ToString(), fontNormal, defaultBrush, float.Parse(m_dt.Rows[j]["x"].ToString()), StringY);
					if (tbZiDuan == "dmgc")//计算Y坐标，只需要计算一次
					{
						m_dt.Rows[j]["y"] = 50 + UnitY * (gdgcTop - Double.Parse(m_dt.Rows[j]["dmgc"].ToString()));
						m_dt.Rows[j]["ygd"] = double.Parse(m_dt.Rows[j]["y"].ToString()) + UnitY * Double.Parse(m_dt.Rows[j]["gdms"].ToString());
					}
				}
			}
			void GetTableColumsCaption(int i)
			{
				switch (i)
				{
					case 1: tbTitle = "管线长度(M)"; tbZiDuan = "gxcd"; break;
					case 2: tbTitle = "管线管径(MM)"; tbZiDuan = "gxgj"; break;
					case 3: tbTitle = "管点埋深(M)"; tbZiDuan = "gdms"; break;
					case 4: tbTitle = "管顶高程(M)"; tbZiDuan = "gdgc"; break;
					case 5: tbTitle = "地面高程(M)"; tbZiDuan = "dmgc"; break;
					default: tbTitle = "未知"; tbZiDuan = ""; break;
				}
			}
			#endregion

			#region 绘制 断面管线
			float gxgj = 0;

			float Ydmgc = 0.0F;
			float Xdmgc = 0.0F;
			float Ygdgc = 0.0F;

			for (int j = 0; j < m_dt.Rows.Count; j++)
			{
				float.TryParse(m_dt.Rows[j]["gxgj"].ToString(), out gxgj);
				gxgj = (float)(gxgj / 1000 * UnitY);
				Xdmgc = float.Parse(m_dt.Rows[j]["x"].ToString());
				Ydmgc = float.Parse(m_dt.Rows[j]["y"].ToString());
				Ygdgc = float.Parse(m_dt.Rows[j]["ygd"].ToString());

				//绘制 地面高程 到 管顶高程的 竖线 该管点为管线的起始管点
				//g.DrawLine(PenXYLine, Xdmgc, Ydmgc, Xdmgc, Ygdgc);
				if (j == 0)//第一行 只需要绘制地面高程到管顶高程的竖线
				{
					g.DrawLine(PenBlack, Xdmgc, Ygdgc, Xdmgc, Ygdgc + gxgj);
					continue;
				}

				//绘制地面高程线   管线的 起始管点 到 终点管点
				g.DrawLine(PenBlack, float.Parse(m_dt.Rows[j - 1]["x"].ToString()), float.Parse(m_dt.Rows[j - 1]["y"].ToString()), Xdmgc, Ydmgc);

				//绘制管顶高程线 管线的 起始管点 到 终点管点的 管顶
				g.DrawLine(PenBlack, float.Parse(m_dt.Rows[j - 1]["x"].ToString()), float.Parse(m_dt.Rows[j - 1]["ygd"].ToString()), Xdmgc, Ygdgc);

				//绘制管底高程线
				g.DrawLine(PenBlack, float.Parse(m_dt.Rows[j - 1]["x"].ToString()), float.Parse(m_dt.Rows[j - 1]["ygd"].ToString()) + gxgj, Xdmgc, Ygdgc + gxgj);
				//绘制管头的竖线
				g.DrawLine(PenBlack, Xdmgc, Ygdgc, Xdmgc, Ygdgc + gxgj);


			}
			#endregion

			//显示 比例尺
			string bilichi = string.Format("水平比例尺 1:{0}   垂直比例尺 1:{1} ", Math.Round(UnitX, 0), Math.Round(UnitY, 0));
			g.DrawString(bilichi, fontNormal, defaultBrush, width / 3, 60);

			pictureBox.Image = image;
		}


		private void uibtnSave_Click(object sender, EventArgs e)
		{
			SaveFileDialog save = new SaveFileDialog();
			save.FileName = uitxtTitle.Text;
			save.Filter = "Jpg 图片|*.jpg|Bmp 图片|*.bmp|Png 图片|*.png";
			if (save.ShowDialog() == DialogResult.OK)
			{
				pictureBox.Image.Save(save.FileName);
			}
		}

		private void uibtnQuantu_Click(object sender, EventArgs e)
		{
			pictureBox.MouseUp -= PictureBox_MouseUp;
			pictureBox.Width = 800;
			pictureBox.Height = 600;
			pictureBox.SizeMode = PictureBoxSizeMode.AutoSize;
			pictureBox.Refresh();
		}

		private void uiIbtnFangda_Click(object sender, EventArgs e)
		{
			pictureBox.MouseUp -= PictureBox_MouseUp;
			pictureBox.SizeMode = PictureBoxSizeMode.StretchImage;
			pictureBox.Width = (int)(pictureBox.Width * 1.2);
			pictureBox.Height = (int)(pictureBox.Height * 1.2);
			pictureBox.Refresh();
		}

		private void uibtnSuoxiao_Click(object sender, EventArgs e)
		{
			pictureBox.MouseUp -= PictureBox_MouseUp;
			pictureBox.SizeMode = PictureBoxSizeMode.StretchImage;
			pictureBox.Width = (int)(pictureBox.Width * 0.8);
			pictureBox.Height = (int)(pictureBox.Height * 0.8);
			pictureBox.Refresh();
		}

		private void uibtnPingyi_Click(object sender, EventArgs e)
		{
			pictureBox.SizeMode = PictureBoxSizeMode.AutoSize;
			pictureBox.Cursor = Cursors.Hand;
			pictureBox.MouseUp += PictureBox_MouseUp;
		}

		private void PictureBox_MouseUp(object sender, MouseEventArgs e)
		{

		}

		private void AnalystResultForm_FormClosing(object sender, FormClosingEventArgs e)
		{
			pictureBox.MouseUp -= PictureBox_MouseUp;
		}
	}
}