99 lines
3.2 KiB
C#
99 lines
3.2 KiB
C#
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using System.ComponentModel;
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using System.IO;
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using System.Runtime.InteropServices;
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using Excel = Microsoft.Office.Interop.Excel;
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namespace CustomComponents
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{
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public partial class DiagramComponent : Component
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{
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public DiagramComponent()
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{
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InitializeComponent();
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}
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public DiagramComponent(IContainer container)
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{
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container.Add(this);
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InitializeComponent();
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}
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public void CreateExcel(LineChartConfig config)
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{
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if (string.IsNullOrEmpty(config.FilePath))
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throw new ArgumentException("Файл не задан");
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if (string.IsNullOrEmpty(config.Header))
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throw new ArgumentException("Название документа не задано");
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if (string.IsNullOrEmpty(config.ChartTitle))
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throw new ArgumentException("Название диаграммы не задано");
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if (config.Values == null || config.Values.Count == 0)
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throw new ArgumentException("Значения серий не заданы");
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var xlApp = new Excel.Application();
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Excel.Workbook xlWorkBook = xlApp.Workbooks.Add();
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Excel.Worksheet xlWorkSheet = (Excel.Worksheet)xlWorkBook.Sheets[1];
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xlWorkSheet.Cells[1, 1] = config.Header;
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// Создание диаграммы
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Excel.ChartObjects chartObjs = (Excel.ChartObjects)xlWorkSheet.ChartObjects();
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Excel.ChartObject chartObj = chartObjs.Add(5, 50, 300, 300);
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Excel.Chart xlChart = chartObj.Chart;
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xlChart.ChartType = Excel.XlChartType.xlLine;
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// Запись данных в Excel, сохранение Ranges
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Excel.Range[] valuesRange = new Excel.Range[config.Values.Count];
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int leftTopI = 2, leftTopJ = 1;
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for (int i = 0; i < config.Values.Count; i++)
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{
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string key = config.Values.Keys.ToList()[i];
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for (int j = 0; j < config.Values[key].Count; j++)
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{
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xlWorkSheet.Cells[leftTopI + i, leftTopJ + j] = config.Values[key][j];
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}
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valuesRange[i] = xlWorkSheet.Range
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[xlWorkSheet.Cells[leftTopI + i, leftTopJ],
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xlWorkSheet.Cells[leftTopI + i, leftTopJ + config.Values[key].Count - 1]];
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}
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// Задание данных
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Excel.SeriesCollection seriesCollection = (Excel.SeriesCollection)xlChart.SeriesCollection();
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for (int i = 0; i < config.Values.Keys.Count; i++)
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{
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Excel.Series series = seriesCollection.NewSeries();
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series.Name = config.Values.Keys.ToList()[i];
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series.Values = valuesRange[i];
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}
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//Задание заголовка
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xlChart.HasTitle = true;
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xlChart.ChartTitle.Text = config.ChartTitle;
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// Задание легенды
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xlChart.HasLegend = true;
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switch (config.LegendPosition)
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{
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case LegendPosition.Left:
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xlChart.Legend.Position = Excel.XlLegendPosition.xlLegendPositionLeft;
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break;
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case LegendPosition.Top:
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xlChart.Legend.Position = Excel.XlLegendPosition.xlLegendPositionTop;
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break;
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case LegendPosition.Right:
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xlChart.Legend.Position = Excel.XlLegendPosition.xlLegendPositionRight;
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break;
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case LegendPosition.Botton:
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xlChart.Legend.Position = Excel.XlLegendPosition.xlLegendPositionBottom;
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break;
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}
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if (File.Exists(config.FilePath)) { File.Delete(config.FilePath); }
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xlApp.Application.ActiveWorkbook.SaveAs(config.FilePath);
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xlWorkBook.Close(true);
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xlApp.Quit();
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Marshal.ReleaseComObject(xlApp);
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}
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}
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}
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