Manage Axes of Excel Charts
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In Excel charts, there are 3 kinds of Axes:
- Horizonal(Category) Axis : X Axis
- Vertical(Value) Axis : Y Axis
- Depth(Series) Axis : Z Axis
Axis Options
Aspose.Cells also allows to manage chart’s axes at runtime,with Axis object, you can change all options of Axis as done in Excel.
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Manage X and Y Axes
In Excel chart, horizonal and vertical axes are the two most popular axes to use.
The following code snippet demonstrates how to set the options of X and Y axes .
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// Instantiating a Workbook object | |
Workbook workbook = new Workbook(); | |
// Adding a new worksheet to the Workbook object | |
int sheetIndex = workbook.Worksheets.Add(); | |
// Obtaining the reference of the newly added worksheet by passing its sheet index | |
Worksheet worksheet = workbook.Worksheets[sheetIndex]; | |
// Adding sample values to cells | |
worksheet.Cells["A1"].PutValue("Series1"); | |
worksheet.Cells["A2"].PutValue(50); | |
worksheet.Cells["A3"].PutValue(100); | |
worksheet.Cells["A4"].PutValue(150); | |
worksheet.Cells["B1"].PutValue("Series2"); | |
worksheet.Cells["B2"].PutValue(60); | |
worksheet.Cells["B3"].PutValue(32); | |
worksheet.Cells["B4"].PutValue(50); | |
// Adding a chart to the worksheet | |
int chartIndex = worksheet.Charts.Add(Aspose.Cells.Charts.ChartType.Column, 5, 0, 15, 5); | |
// Accessing the instance of the newly added chart | |
Aspose.Cells.Charts.Chart chart = worksheet.Charts[chartIndex]; | |
// Adding SeriesCollection (chart data source) to the chart ranging from "A1" cell to "B3" | |
chart.SetChartDataRange("A1:B4",true); | |
//hiding X axis | |
chart.CategoryAxis.IsVisible = false; | |
// Setting max value of Y axis. | |
chart.ValueAxis.MaxValue = 200; | |
// Setting major unit. | |
chart.ValueAxis.MajorUnit = 50; | |
// Save the file | |
workbook.Save("chart_axes.xlsx"); |