static void Main(string[] args)
{
IWorkbook wb = new XSSFWorkbook();
ISheet sheet = wb.CreateSheet("Sheet 1");
int NUM_OF_ROWS = 3;
int NUM_OF_COLUMNS = 10;
// Create a row and put some cells in it. Rows are 0 based.
IRow row;
ICell cell;
for (int rowIndex = 0; rowIndex < NUM_OF_ROWS; rowIndex++)
{
row = sheet.CreateRow((short)rowIndex);
for (int colIndex = 0; colIndex < NUM_OF_COLUMNS; colIndex++)
{
cell = row.CreateCell((short)colIndex);
cell.SetCellValue(colIndex * (rowIndex + 1));
}
}
IDrawing drawing = sheet.CreateDrawingPatriarch();
IClientAnchor anchor = drawing.CreateAnchor(0, 0, 0, 0, 0, 5, 10, 15);
IChart chart = drawing.CreateChart(anchor);
IChartLegend legend = chart.GetOrCreateLegend();
legend.Position = (LegendPosition.TopRight);
IScatterChartData <double, double> data = chart.GetChartDataFactory().CreateScatterChartData <double, double>();
IValueAxis bottomAxis = chart.GetChartAxisFactory().CreateValueAxis(AxisPosition.Bottom);
IValueAxis leftAxis = chart.GetChartAxisFactory().CreateValueAxis(AxisPosition.Left);
leftAxis.SetCrosses(AxisCrosses.AutoZero);
IChartDataSource <double> xs = DataSources.FromNumericCellRange(sheet, new CellRangeAddress(0, 0, 0, NUM_OF_COLUMNS - 1));
IChartDataSource <double> ys1 = DataSources.FromNumericCellRange(sheet, new CellRangeAddress(1, 1, 0, NUM_OF_COLUMNS - 1));
IChartDataSource <double> ys2 = DataSources.FromNumericCellRange(sheet, new CellRangeAddress(2, 2, 0, NUM_OF_COLUMNS - 1));
var s1 = data.AddSerie(xs, ys1);
s1.SetTitle("title1");
var s2 = data.AddSerie(xs, ys2);
s2.SetTitle("title2");
chart.Plot(data, bottomAxis, leftAxis);
// Write the output to a file
FileStream sw = File.Create("test.xlsx");
wb.Write(sw);
sw.Close();
}
public void TestFormulaCache()
{
IWorkbook wb = new XSSFWorkbook();
ISheet sheet = new SheetBuilder(wb, plotData).Build();
IDrawing Drawing = sheet.CreateDrawingPatriarch();
IClientAnchor anchor = Drawing.CreateAnchor(0, 0, 0, 0, 1, 1, 10, 30);
IChart chart = Drawing.CreateChart(anchor);
IChartAxis bottomAxis = chart.ChartAxisFactory.CreateValueAxis(AxisPosition.Bottom);
IChartAxis leftAxis = chart.ChartAxisFactory.CreateValueAxis(AxisPosition.Left);
IScatterChartData scatterChartData =
chart.ChartDataFactory.CreateScatterChartData();
DataMarker xMarker = new DataMarker(sheet, CellRangeAddress.ValueOf("A1:E1"));
DataMarker yMarker = new DataMarker(sheet, CellRangeAddress.ValueOf("A2:E2"));
IScatterChartSerie serie = scatterChartData.AddSerie(xMarker, yMarker);
chart.Plot(scatterChartData, bottomAxis, leftAxis);
XSSFScatterChartData.Serie xssfScatterSerie =
(XSSFScatterChartData.Serie)serie;
XSSFNumberCache yCache = xssfScatterSerie.LastCalculatedYCache;
Assert.AreEqual(5, yCache.PointCount);
Assert.AreEqual(4.0, yCache.GetValueAt(3), 0.00001);
Assert.AreEqual(16.0, yCache.GetValueAt(5), 0.00001);
}
public void TestOneSeriePlot()
{
IWorkbook wb = new XSSFWorkbook();
ISheet sheet = new SheetBuilder(wb, plotData).Build();
IDrawing Drawing = sheet.CreateDrawingPatriarch();
IClientAnchor anchor = Drawing.CreateAnchor(0, 0, 0, 0, 1, 1, 10, 30);
IChart chart = Drawing.CreateChart(anchor);
IChartAxis bottomAxis = chart.GetChartAxisFactory().CreateValueAxis(AxisPosition.Bottom);
IChartAxis leftAxis = chart.GetChartAxisFactory().CreateValueAxis(AxisPosition.Left);
IScatterChartData <string, double> scatterChartData =
chart.GetChartDataFactory().CreateScatterChartData <string, double>();
IChartDataSource <String> xs = DataSources.FromStringCellRange(sheet, CellRangeAddress.ValueOf("A1:J1"));
IChartDataSource <double> ys = DataSources.FromNumericCellRange(sheet, CellRangeAddress.ValueOf("A2:J2"));
IScatterChartSerie <string, double> serie = scatterChartData.AddSerie(xs, ys);
Assert.IsNotNull(serie);
Assert.AreEqual(1, scatterChartData.GetSeries().Count);
Assert.IsTrue(scatterChartData.GetSeries().Contains(serie));
chart.Plot(scatterChartData, bottomAxis, leftAxis);
}