74 lines
2.3 KiB
C#
74 lines
2.3 KiB
C#
using COP.Info;
|
|
using NPOI.SS.UserModel;
|
|
using NPOI.XSSF.UserModel;
|
|
using System.ComponentModel;
|
|
|
|
namespace COP
|
|
{
|
|
public partial class ExcelComponent : Component
|
|
{
|
|
public ExcelComponent()
|
|
{
|
|
InitializeComponent();
|
|
}
|
|
|
|
public ExcelComponent(IContainer container)
|
|
{
|
|
container.Add(this);
|
|
InitializeComponent();
|
|
}
|
|
|
|
public void GenerateExcelWithImages(ExcelImageInfo info)
|
|
{
|
|
if (string.IsNullOrEmpty(info.fileName))
|
|
{
|
|
throw new ArgumentNullException(nameof(info.fileName), "File name cannot be null or empty.");
|
|
}
|
|
if (info.images == null || info.images.Count == 0)
|
|
{
|
|
throw new ArgumentException("At least one image must be provided.", nameof(info.images));
|
|
}
|
|
|
|
if (string.IsNullOrEmpty(info.documentTitle))
|
|
{
|
|
throw new ArgumentNullException(nameof(info.documentTitle), "Document title cannot be null or empty.");
|
|
}
|
|
|
|
var workbook = new XSSFWorkbook();
|
|
var sheet = workbook.CreateSheet("Sheet1");
|
|
sheet.CreateRow(0).CreateCell(0).SetCellValue(info.documentTitle);
|
|
|
|
int startRowIndex = 2;
|
|
var rowOffset = 1;
|
|
|
|
foreach (var imageInfo in info.images)
|
|
{
|
|
using var fs = new FileStream(imageInfo.FilePath, FileMode.Open, FileAccess.Read);
|
|
var imageBytes = new byte[fs.Length];
|
|
fs.Read(imageBytes, 0, imageBytes.Length);
|
|
|
|
var pictureIdx = workbook.AddPicture(imageBytes, PictureType.JPEG);
|
|
var drawing = sheet.CreateDrawingPatriarch();
|
|
var anchor = new XSSFClientAnchor(0, 0, 0, 0, 0, startRowIndex, 1, startRowIndex + 1);
|
|
var picture = drawing.CreatePicture(anchor, pictureIdx);
|
|
|
|
picture.Resize();
|
|
|
|
var pictureHeight = picture.GetImageDimension().Height / 20;
|
|
|
|
startRowIndex += pictureHeight + rowOffset;
|
|
}
|
|
|
|
using (var fs = new FileStream(info.fileName, FileMode.Create, FileAccess.Write))
|
|
{
|
|
workbook.Write(fs);
|
|
}
|
|
}
|
|
|
|
public class ImageInfo
|
|
{
|
|
public string? FilePath { get; set; }
|
|
}
|
|
}
|
|
}
|