Rich Text Custom Data Label of Chart Point
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You can use Aspose.Cells to create rich text custom data label of the chart point. Aspose.Cells provides the DataLabels.characters() method to return the FontSetting object which can be used to set the font properties of the text like its color, boldness, etc.
Rich Text Custom Data Label of Chart Point
The following code accesses the first chart point of the first series, sets its text and then sets the font of the first 10 characters by settings it’s color to red and boldness to true.
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// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-Java | |
// The path to the documents directory. | |
String dataDir = Utils.getDataDir(RichTextCustomData.class); | |
// Create a workbook from source Excel file | |
Workbook workbook = new Workbook(dataDir + "source.xlsx"); | |
// Access first worksheet | |
Worksheet worksheet = workbook.getWorksheets().get(0); | |
// Access the first chart inside the sheet | |
Chart chart = worksheet.getCharts().get(0); | |
// Access the data label of first series first point | |
DataLabels dlbls = chart.getNSeries().get(0).getPoints().get(0).getDataLabels(); | |
// Set data label text | |
dlbls.setText("Rich Text Label"); | |
// Set the font setting of the first 10 characters | |
FontSetting fntSetting = dlbls.characters(0, 10); | |
fntSetting.getFont().setColor(Color.getRed()); | |
fntSetting.getFont().setBold(true); | |
// Save the workbook | |
workbook.save("output.xlsx"); |