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添加项目文件。

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xyy
2026-01-16 20:53:33 +08:00
parent a75be0a011
commit a254118c27
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口罩泄露定制款/Form/frm_ExperData.cs Normal file
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using OfficeOpenXml;
using System;
using System.Collections.Generic;
using System.Data;
using System.Drawing;
using System.IO;
using System.Windows.Forms;
using System.Windows.Forms.DataVisualization.Charting;
namespace 口罩泄露测试仪控制系统_定制款.窗体
{
public partial class frm_ExperData : Form
{
private ToolTip toolTip=new ToolTip();
public frm_ExperData()
{
InitializeComponent();
dataGridView1.Font= new System.Drawing.Font("黑体", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134))); ;
}
private void frm_ExperData_Load(object sender, EventArgs e)
{
}
// DataTable datatable = new DataTable();
private void button1_Click(object sender, EventArgs e)
{
// 弹出文件选择框
OpenFileDialog openFileDialog = new OpenFileDialog
{
Filter = "Excel Files|*.xlsx;*.xls",
Title = "选择一个 Excel 文件"
};
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
string filePath = openFileDialog.FileName;
textBox1.Text = filePath;
// 读取 Excel 文件并写入 DataTable
DataTable dataTable = ReadExcelToDataTable(filePath);
// 显示 DataTable 中的数据（示例：输出到控制台）
DisplayDataTable(dataTable);
}
}
private DataTable ReadExcelToDataTable(string filePath)
{
// 创建 DataTable
DataTable dataTable = new DataTable();
// 使用 EPPlus 读取 Excel 文件
using (var package = new ExcelPackage(new FileInfo(filePath)))
{
// 获取第一个工作表
var worksheet = package.Workbook.Worksheets[0];
// 读取表头
for (int col = 1; col <= worksheet.Dimension.End.Column; col++)
{
string columnName = worksheet.Cells[1, col].Text;
dataTable.Columns.Add(columnName);
}
// 读取数据
for (int row = 2; row <= worksheet.Dimension.End.Row; row++)
{
DataRow dataRow = dataTable.NewRow();
for (int col = 1; col <= worksheet.Dimension.End.Column; col++)
{
dataRow[col - 1] = worksheet.Cells[row, col].Text;
}
dataTable.Rows.Add(dataRow);
}
}
return dataTable;
}
private void DisplayDataTable(DataTable dataTable)
{
dataGridView1.DataSource = dataTable;
dataGridView1.Refresh();
}
private void dataGridView1_CellClick(object sender, DataGridViewCellEventArgs e)
{
// 确保点击的是第一列
if (e.ColumnIndex == 0 && e.RowIndex >= 0)
{
int rowIndex = e.RowIndex + 1; // Excel 行号从 1 开始
string excelFilePath = textBox1.Text; // 替换为实际路径
// 读取 Excel 数据
ReadExcelData(excelFilePath, rowIndex);
}
}
private void ReadExcelData(string excelFilePath, int rowIndex)
{
// 定义列表
List<string> stringList = new List<string>();
List<float> floatList1 = new List<float>();
List<float> floatList2 = new List<float>();
List<float> floatList3 = new List<float>();
List<float> floatList4 = new List<float>();
List<float> floatList5 = new List<float>();
List<float> floatList6 = new List<float>();
List<float> floatList7 = new List<float>();
List<float> floatList8 = new List<float>();
// 使用 EPPlus 读取 Excel 文件
using (var package = new ExcelPackage(new FileInfo(excelFilePath)))
{
// 获取第一个工作表
var worksheet = package.Workbook.Worksheets[rowIndex];
// 读取数据
for (int row = 2; row <= worksheet.Dimension.End.Row; row++)
{
// 读取第一列数据（字符串）
stringList.Add(worksheet.Cells[row, 1].Text);
// 读取第二列到第九列数据（浮点数）
floatList1.Add(float.Parse(worksheet.Cells[row, 2].Text));
floatList2.Add(float.Parse(worksheet.Cells[row, 3].Text));
floatList3.Add(float.Parse(worksheet.Cells[row, 4].Text));
floatList4.Add(float.Parse(worksheet.Cells[row, 5].Text));
floatList5.Add(float.Parse(worksheet.Cells[row, 6].Text));
floatList6.Add(float.Parse(worksheet.Cells[row, 7].Text));
floatList7.Add(float.Parse(worksheet.Cells[row, 8].Text));
floatList8.Add(float.Parse(worksheet.Cells[row, 9].Text));
}
}
// 输出结果（示例：输出到控制台）
//chart_TSI.Series[0].Points.DataBindXY(stringList, floatList1);
chart_TSI.Series[0].Points.DataBindXY(stringList, floatList1);
chart_TSI.Series[1].Points.DataBindXY(stringList, floatList2);
chart_TSI.Series[2].Points.DataBindXY(stringList, floatList3);
chart2.Series[0].Points.DataBindXY(stringList, floatList4);
chart2.Series[1].Points.DataBindXY(stringList, floatList5);
chart2.Series[2].Points.DataBindXY(stringList, floatList6);
chart2.Series[3].Points.DataBindXY(stringList, floatList7);
chart2.Series[4].Points.DataBindXY(stringList, floatList8);
//chart_TSI.Series[1].Points.DataBindY(floatList1);
}
private void chart2_MouseMove(object sender, MouseEventArgs e)
{
// 获取鼠标位置的坐标
var hitTestResult = chart2.HitTest(e.X, e.Y);
if (hitTestResult.ChartElementType == ChartElementType.DataPoint)
{
// 获取数据点
DataPoint dataPoint = hitTestResult.Series.Points[hitTestResult.PointIndex];
// 显示十字坐标
DrawCrosshair(hitTestResult.ChartArea, dataPoint);
// 显示 ToolTip
toolTip.Show($"X: {dataPoint.XValue}, Y: {dataPoint.YValues[0]}", chart2, e.X + 10, e.Y + 10);
}
else
{
// 隐藏十字坐标和 ToolTip
ClearCrosshair(hitTestResult.ChartArea);
toolTip.Hide(chart2);
}
}
private void DrawCrosshair(ChartArea chartArea, DataPoint dataPoint)
{
// 清除之前的十字坐标
ClearCrosshair(chartArea);
// 添加垂直线
StripLine verticalLine = new StripLine
{
Interval = 0,
IntervalOffset = dataPoint.XValue,
StripWidth = 0.1,
BorderColor = Color.Red,
BorderWidth = 1
};
chartArea.AxisX.StripLines.Add(verticalLine);
// 添加水平线
StripLine horizontalLine = new StripLine
{
Interval = 0,
IntervalOffset = dataPoint.YValues[0],
StripWidth = 0.1,
BorderColor = Color.Red,
BorderWidth = 1
};
chartArea.AxisY.StripLines.Add(horizontalLine);
}
private void ClearCrosshair(ChartArea chartArea)
{
if (chartArea != null)
{ // 清除垂直线
chartArea.AxisX.StripLines.Clear();
// 清除水平线
chartArea.AxisY.StripLines.Clear();
}
}
private void chart_TSI_MouseMove(object sender, MouseEventArgs e)
{
// 获取鼠标位置的坐标
var hitTestResult = chart_TSI.HitTest(e.X, e.Y);
if (hitTestResult.ChartElementType == ChartElementType.DataPoint)
{
// 获取数据点
DataPoint dataPoint = hitTestResult.Series.Points[hitTestResult.PointIndex];
// 显示十字坐标
DrawCrosshair(hitTestResult.ChartArea, dataPoint);
// 显示 ToolTip
toolTip.Show($"X: {dataPoint.XValue}, Y: {dataPoint.YValues[0]}", chart_TSI, e.X + 10, e.Y + 10);
}
else
{
// 隐藏十字坐标和 ToolTip
ClearCrosshair(hitTestResult.ChartArea);
toolTip.Hide(chart_TSI);
}
}
}
}