The Chart class, a versatile component within the OpenXMLOffice.Spreadsheet library, empowers developers to seamlessly integrate various types of charts into Excel spreadsheet. This class supports multiple chart types and configurations, allowing users to add new charts to a sheet with dynamic and data-driven visualizations.

List of supported charts

• Area Chart (2007) :
  • Cluster
  • Stacked
  • 100% Stacked
  • Cluster 3D
  • Stacked 3D
  • 100% Stacked 3D
• Bar Chart (2007) :
  • Cluster
  • Stacked
  • 100% Stacked
  • Cluster 3D
  • Stacked 3D
  • 100% Stacked 3D
• Column Chart (2007) :
  • Cluster
  • Stacked
  • 100% Stacked
  • Cluster 3D
  • Stacked 3D
  • 100% Stacked 3D
• Line Chart (2007) :
  • Cluster
  • Stacked
  • 100% Stacked
  • Cluster Marker
  • Stacked Marker
  • 100% Stacked Marker
• Pie Chart (2007) :
  • Pie
  • Pie 3D
  • Doughnut
• X Y (Scatter) Chart (2007) :
  • Scatter
  • Scatter Smooth Line Marker
  • Scatter Smooth Line
  • Scatter Line Marker
  • Scatter Line
  • Bubble
  • Bubble 3D
• Combo Chart (2007) :;
  • Area
  • Bar
  • Column
  • Line
  • Pie
• Waterfall Chart (2016)

Basic Code Samples

For each chart family ChartSetting<ExcelSetting> have its relevant options and settings for customization.

C#

public void ChartSample(Excel excel)
{
  // Default Chart Type
  Excel excel1 = new("./TestFiles/basic_test.xlsx", true);
  Worksheet worksheet = excel1.AddSheet("AreaChart");
  worksheet.AddChart(new()
  {
    cellIdStart = "A1",
    cellIdEnd = "D4"
  }, new AreaChartSetting<ExcelSetting>()
  {
    applicationSpecificSetting = new()
    {
      from = new()
      {
        row = 5,
        column = 5
      },
      to = new()
      {
        row = 20,
        column = 20
      }
    }
  });
}

ChartSetting<ExcelSetting> Options

This section outlines the options available when configuring charts with ChartSetting using ExcelSetting parameters.

Property	Type	Details
isSecondaryAxis	bool	If combo chart this can be used to indicate secondary axis activation.
chartDataSetting	ChartDataSetting	This setting enables users to customize both the input chart data range and value from cell labels with precision.
chartGridLinesOptions	ChartGridLinesOptions	This feature offers crisp options for users to finely customize the gridline settings of the chart.
chartLegendOptions	ChartLegendOptions	This feature offers crisp options for users to finely customize the gridline settings of the chart.
applicationSpecificSetting	<ApplicationSpecificSetting>	This is generic class setting. For Spreadsheet it is ExcelSetting

ExcelSetting Options

Property	Type	Details
from	AnchorPosition	Placement details for from starting point
to	AnchorPosition	Placement details for to Ending point

AnchorPosition Options

Property	Type	Details
column	uint	Default:1
columnOffset	uint	Default:0
row	uint	Default:1
rowOffset	uint	Default:0

ChartDataSetting Options

Property	Type	Details
chartDataColumnEnd	uint	Specify the number of columns for chart series; set to 0 for utilizing all columns. Default: 0
chartDataColumnStart	uint	Specify the starting column for chart data. Default: 0
chartDataRowEnd	uint	Specify the number of rows for chart series; set to 0 for utilizing all rows. Default: 0
chartDataRowStart	uint	Specify the starting row for chart data. Default: 0
advancedDataLabel	AdvancedDataLabel	Used for Data Label Option From Office 2013

ChartGridLinesOptions Options

Property	Type	Details
isMajorCategoryLinesEnabled	bool	Toggle visibility of major category lines with clarity.
isMajorValueLinesEnabled	bool	Toggle visibility of major value lines with clarity.
isMinorCategoryLinesEnabled	bool	Toggle visibility of minor category lines with clarity.
isMinorValueLinesEnabled	bool	Toggle visibility of minor value lines with clarity.

ChartLegendOptions Options

Property	Type	Details
isEnableLegend	bool	Toggle visibility of legend with clarity.
isLegendChartOverLap	bool	Activate the option for a sleek and tidy display by allowing the legends to overlap.
isBold	bool	Provide the option to set text in a bold format with clarity.
isItalic	bool	Provide the option to set text in a italic format with clarity.
fontSize	float	Provide the option to set font size with clarity.
fontColor	string?	Optional font color using hex code (without #). Default : Theme Text 1.
underLineValues	UnderLineValues	Text underline options. Default: None
strikeValues	StrikeValues	Text strike options
legendPosition	LegendPositionValues	Legend position in chart. Default: Bottom

ChartDataLabel Options

This is base data label class extended by each chart type to give more specific/relevant options

Property	Type	Details
separator	string	Data lable text separator used if multiple label enabled
showCategoryName	bool	Show category name in label
showLegendKey	bool	Show legend key in label
showSeriesName	bool	Show series name in label
showValue	bool	Show value in label
isBold	bool	Set label bold
isItalic	bool	Set label italic
fontSize	float	Set label font size
fontColor	string?	Set label font color
underLineValues	UnderLineValues	Set label underline type
strikeValues	StrikeValues	Set label strike type

AdvancedDataLabel Options (2013)

Property	Type	Details
showValueFromColumn	bool	Show Advanced data label
valueFromColumn	Dictionary<uint, uint>	This option allows configuring a key map where series corresponds to the key, and the value is mapped to a target column based on cell column configuration.

ChartAxesOptions Options

This properties give control over the X and Y axes. (Relate placement based on your chart option)

Property	Type	Details
invertVerticalAxesOrder	string?
invertHorizontalAxesOrder	string?
isHorizontalAxesEnabled	bool
isHorizontalBold	bool
isHorizontalItalic	bool
horizontalFontSize	float
horizontalFontColor	string?
horizontalUnderLineValues	UnderLineValues
horizontalStrikeValues	StrikeValues
isVerticalBold	bool
isVerticalItalic	bool
verticalFontSize	float
verticalFontColor	string?
verticalUnderLineValues	UnderLineValues
verticalStrikeValues	StrikeValues
isVerticalAxesEnabled	bool

ChartSeriesSetting Options

Property	Type	Details
borderColor	string?	Explicit border color for current data series

ChartDataPointSettings Options

Property	Type	Details
fillColor	string?	Explicit fill color for one specific data point in a series
borderColor	string?	Explicit border color for one specific data point in a series