238 lines
8.8 KiB
C#
238 lines
8.8 KiB
C#
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using OfficeOpenXml;
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Drawing;
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using System.IO;
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using System.Windows.Forms;
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using System.Windows.Forms.DataVisualization.Charting;
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namespace 口罩泄露测试仪控制系统_定制款.窗体
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{
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public partial class frm_ExperData : Form
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{
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private ToolTip toolTip=new ToolTip();
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public frm_ExperData()
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{
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InitializeComponent();
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dataGridView1.Font= new System.Drawing.Font("黑体", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134))); ;
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}
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private void frm_ExperData_Load(object sender, EventArgs e)
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{
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}
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// DataTable datatable = new DataTable();
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private void button1_Click(object sender, EventArgs e)
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{
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// 弹出文件选择框
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OpenFileDialog openFileDialog = new OpenFileDialog
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{
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Filter = "Excel Files|*.xlsx;*.xls",
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Title = "选择一个 Excel 文件"
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};
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if (openFileDialog.ShowDialog() == DialogResult.OK)
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{
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string filePath = openFileDialog.FileName;
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textBox1.Text = filePath;
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// 读取 Excel 文件并写入 DataTable
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DataTable dataTable = ReadExcelToDataTable(filePath);
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// 显示 DataTable 中的数据（示例：输出到控制台）
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DisplayDataTable(dataTable);
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}
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}
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private DataTable ReadExcelToDataTable(string filePath)
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{
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// 创建 DataTable
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DataTable dataTable = new DataTable();
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// 使用 EPPlus 读取 Excel 文件
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using (var package = new ExcelPackage(new FileInfo(filePath)))
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{
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// 获取第一个工作表
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var worksheet = package.Workbook.Worksheets[0];
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// 读取表头
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for (int col = 1; col <= worksheet.Dimension.End.Column; col++)
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{
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string columnName = worksheet.Cells[1, col].Text;
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dataTable.Columns.Add(columnName);
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}
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// 读取数据
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for (int row = 2; row <= worksheet.Dimension.End.Row; row++)
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{
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DataRow dataRow = dataTable.NewRow();
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for (int col = 1; col <= worksheet.Dimension.End.Column; col++)
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{
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dataRow[col - 1] = worksheet.Cells[row, col].Text;
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}
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dataTable.Rows.Add(dataRow);
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}
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}
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return dataTable;
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}
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private void DisplayDataTable(DataTable dataTable)
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{
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dataGridView1.DataSource = dataTable;
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dataGridView1.Refresh();
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}
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private void dataGridView1_CellClick(object sender, DataGridViewCellEventArgs e)
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{
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// 确保点击的是第一列
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if (e.ColumnIndex == 0 && e.RowIndex >= 0)
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{
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int rowIndex = e.RowIndex + 1; // Excel 行号从 1 开始
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string excelFilePath = textBox1.Text; // 替换为实际路径
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// 读取 Excel 数据
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ReadExcelData(excelFilePath, rowIndex);
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}
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}
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private void ReadExcelData(string excelFilePath, int rowIndex)
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{
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// 定义列表
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List<string> stringList = new List<string>();
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List<float> floatList1 = new List<float>();
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List<float> floatList2 = new List<float>();
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List<float> floatList3 = new List<float>();
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List<float> floatList4 = new List<float>();
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List<float> floatList5 = new List<float>();
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List<float> floatList6 = new List<float>();
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List<float> floatList7 = new List<float>();
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List<float> floatList8 = new List<float>();
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// 使用 EPPlus 读取 Excel 文件
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using (var package = new ExcelPackage(new FileInfo(excelFilePath)))
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{
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// 获取第一个工作表
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var worksheet = package.Workbook.Worksheets[rowIndex];
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// 读取数据
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for (int row = 2; row <= worksheet.Dimension.End.Row; row++)
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{
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// 读取第一列数据（字符串）
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stringList.Add(worksheet.Cells[row, 1].Text);
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// 读取第二列到第九列数据（浮点数）
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floatList1.Add(float.Parse(worksheet.Cells[row, 2].Text));
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floatList2.Add(float.Parse(worksheet.Cells[row, 3].Text));
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floatList3.Add(float.Parse(worksheet.Cells[row, 4].Text));
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floatList4.Add(float.Parse(worksheet.Cells[row, 5].Text));
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floatList5.Add(float.Parse(worksheet.Cells[row, 6].Text));
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floatList6.Add(float.Parse(worksheet.Cells[row, 7].Text));
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floatList7.Add(float.Parse(worksheet.Cells[row, 8].Text));
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floatList8.Add(float.Parse(worksheet.Cells[row, 9].Text));
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}
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}
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// 输出结果（示例：输出到控制台）
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//chart_TSI.Series[0].Points.DataBindXY(stringList, floatList1);
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chart_TSI.Series[0].Points.DataBindXY(stringList, floatList1);
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chart_TSI.Series[1].Points.DataBindXY(stringList, floatList2);
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chart_TSI.Series[2].Points.DataBindXY(stringList, floatList3);
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chart2.Series[0].Points.DataBindXY(stringList, floatList4);
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chart2.Series[1].Points.DataBindXY(stringList, floatList5);
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chart2.Series[2].Points.DataBindXY(stringList, floatList6);
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chart2.Series[3].Points.DataBindXY(stringList, floatList7);
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chart2.Series[4].Points.DataBindXY(stringList, floatList8);
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//chart_TSI.Series[1].Points.DataBindY(floatList1);
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}
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private void chart2_MouseMove(object sender, MouseEventArgs e)
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{
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// 获取鼠标位置的坐标
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var hitTestResult = chart2.HitTest(e.X, e.Y);
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if (hitTestResult.ChartElementType == ChartElementType.DataPoint)
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{
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// 获取数据点
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DataPoint dataPoint = hitTestResult.Series.Points[hitTestResult.PointIndex];
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// 显示十字坐标
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DrawCrosshair(hitTestResult.ChartArea, dataPoint);
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// 显示 ToolTip
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toolTip.Show($"X: {dataPoint.XValue}, Y: {dataPoint.YValues[0]}", chart2, e.X + 10, e.Y + 10);
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}
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else
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{
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// 隐藏十字坐标和 ToolTip
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ClearCrosshair(hitTestResult.ChartArea);
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toolTip.Hide(chart2);
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}
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}
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private void DrawCrosshair(ChartArea chartArea, DataPoint dataPoint)
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{
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// 清除之前的十字坐标
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ClearCrosshair(chartArea);
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// 添加垂直线
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StripLine verticalLine = new StripLine
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{
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Interval = 0,
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IntervalOffset = dataPoint.XValue,
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StripWidth = 0.1,
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BorderColor = Color.Red,
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BorderWidth = 1
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};
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chartArea.AxisX.StripLines.Add(verticalLine);
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// 添加水平线
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StripLine horizontalLine = new StripLine
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{
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Interval = 0,
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IntervalOffset = dataPoint.YValues[0],
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StripWidth = 0.1,
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BorderColor = Color.Red,
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BorderWidth = 1
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};
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chartArea.AxisY.StripLines.Add(horizontalLine);
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}
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private void ClearCrosshair(ChartArea chartArea)
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{
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if (chartArea != null)
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{ // 清除垂直线
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chartArea.AxisX.StripLines.Clear();
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// 清除水平线
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chartArea.AxisY.StripLines.Clear();
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}
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}
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private void chart_TSI_MouseMove(object sender, MouseEventArgs e)
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{
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// 获取鼠标位置的坐标
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var hitTestResult = chart_TSI.HitTest(e.X, e.Y);
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if (hitTestResult.ChartElementType == ChartElementType.DataPoint)
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{
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// 获取数据点
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DataPoint dataPoint = hitTestResult.Series.Points[hitTestResult.PointIndex];
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// 显示十字坐标
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DrawCrosshair(hitTestResult.ChartArea, dataPoint);
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// 显示 ToolTip
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toolTip.Show($"X: {dataPoint.XValue}, Y: {dataPoint.YValues[0]}", chart_TSI, e.X + 10, e.Y + 10);
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}
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else
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{
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// 隐藏十字坐标和 ToolTip
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ClearCrosshair(hitTestResult.ChartArea);
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toolTip.Hide(chart_TSI);
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}
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}
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}
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}
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