using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Numerics;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;

using NaturalNeighbor;
using NeighborInterpolator;

namespace TestForm
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        internal static IEnumerable<(int, int, Vector2)> CreateGridEx(
            float offsetX, float offsetY,
            float width, float height,
            int rows, int cols)
        {
            float scaleX = width / (cols - 1);
            float scaleY = height / (rows - 1);

            for (int i = 0; i < rows; ++i)
            {
                var y = offsetY + i * scaleX;

                for (int j = 0; j < cols; ++j)
                {
                    var x = offsetX + j * scaleY;
                    yield return (i, j, new Vector2(x, y));
                }
            }
        }
        private void button1_Click(object sender, EventArgs e)
        {
            //string strFile = "C:\\GeoIntelligent\\Test\\厚度图数据\\39SO(300).csv";
            //string strResult = "C:\\GeoIntelligent\\Test\\厚度图数据\\39SO(300)-Result.dfd";
            string strFile = "C:\\GeoIntelligent\\Test\\厚度图数据\\40SO(300).csv";
            string strResult = "C:\\GeoIntelligent\\Test\\厚度图数据\\40SO(300)-Result.dfd";
            int nCols = 100;
            int nRows = 100;

            //Vector3[] points = this.ReadData(strFile).ToArray();
            //Vector3 rangeMin = new Vector3();
            //Vector3 rangeMax = new Vector3();
            //this.CalculateRange(points.ToArray(), ref rangeMin, ref rangeMax);

            //int nCount = points.Length;
            //for(int i=0;i<nCount;i++)
            //{
            //    points[i].X -= rangeMin.X;
            //    points[i].Y -= rangeMin.Y;
            //}

            //Interpolator2d interpolator = Interpolator2d.Create(points.ToArray(), 0.5f);
            ////Vector2 minLoc = interpolator.MinValue.Value;
            ////Vector2 maxLoc = interpolator.MaxValue.Value;

            //double dWidth = rangeMax.X - rangeMin.X;
            //double dHeight = rangeMax.Y - rangeMin.Y;

            //double scaleX = dWidth / (nCols - 1);
            //double scaleY = dHeight / (nRows - 1);
            //float dScale = (float)Math.Min(scaleX, scaleY);

            //int nCalCols = (int) Math.Ceiling(dWidth / dScale);
            //int nCalRows = (int)Math.Ceiling(dHeight / dScale);
            //Vector2[] result = new Vector2[nCalRows * nCalCols];
            //for (int i = 0; i < nCalCols; ++i)
            //{
            //    var x = i * dScale;
            //    for (int j = 0; j < nCalRows; ++j)
            //    {
            //        var y = j * dScale;
            //        result[i * nCalRows + j] = new Vector2(x, y);
            //    }
            //}
            //double[] resultZ = new double[nCalRows * nCalCols];
            //interpolator.LookupRange(result, resultZ);//, new ParallelOptions() { }

            //try
            //{
            //    IntPtr pEvent = IntPtr.Zero;
            //    //if (ProgressChanged != null)
            //    //{
            //    //    pEvent = Marshal.GetFunctionPointerForDelegate(ProgressChanged);
            //    //}
            //    Thread newThread = new Thread(new ThreadStart(() =>
            //    {
            //        //SetDllDirectory(System.Windows.Forms.Application.StartupPath);
            //        // 生成网格
            //        SetGridData(rangeMin.X, rangeMin.Y, resultZ, nCalCols, nCalRows, (double)dScale, (double)dScale
            //            , rangeMin.Z, rangeMax.Z, null, 0);
            //        // 保存网格，同时生成等值线
            //        SaveDrawFile(strResult, 1, 5);
            //        DestoryXy();
            //    }), 2621440);
            //    newThread.Start();
            //    newThread.Join();
            //}
            //catch (Exception ex)
            //{
            //    // MessageBox.Show(ex.Message);
            //    Trace.WriteLine(ex.Message);
            //}

            //using (StreamWriter sw = new StreamWriter(strResult, false, Encoding.Default))
            //{
            //    for (int i = 0; i < nCalRows; i++)
            //    {
            //        for (int j = 0; j < nCalCols; j++)
            //        {
            //            sw.WriteLine($"{result[i * nCalCols + j].X+ rangeMin.X},{result[i * nCalCols + j].Y+rangeMin.Y},{resultZ[i * nCalCols + j]}");
            //        }
            //    }
            //}
            string strBorderFile = string.Empty;
            GridCreator creater = new GridCreator();
            creater.Create(strFile, strResult, strBorderFile, nCols, nRows, 3, 5, 5);
            MessageBox.Show("OK");
        }
    }
}