How to create Excel 100% stacked line with markers chart in C#, VB.NET in WF XIsIO?
This article explains how to create a 100% Stacked line with markers chart in an Excel using the Syncfusion® Excel (XlsIO) library.
What is a 100% stacked line with markers chart?
A 100% stacked line chart is a line chart in which lines do not overlap because they are cumulative at each point. The lines reach a total of 100% of the axis range at each point.
A 100% stacked line with markers chart displays series as a set of points connected by a line. Values are represented on the y-axis and categories are displayed on the x-axis.
What are markers?
Markers are circles, squares, triangles, or other shapes that mark the data points. Excel displays a unique marker with a different shape or color for each data series. XlsIO supports all the marker types present in Excel.
100% Stacked Line With Markers Chart
To create a 100% stacked line with markers chart in Excel using XlsIO, you need to do the following steps.
Steps to create a 100% stacked line with markers chart
Step 1: Initialize the chart
Create a chart object by calling the worksheet.Charts.Add method and specify the chart type to the ExcelChartType.Line_Markers_Stacked_100 enum value.
C#
// Create the chart IChartShape chart = worksheet.Charts.Add(); // Set chart type to Line_Markers_Stacked_100 chart.ChartType = ExcelChartType.Line_Markers_Stacked_100;
Step 2: Assign data
Set a range of data from the worksheet to the chart’s DataRange property. To plot the series values in columns and categories in rows, set the chart’s IsSeriesInRows property to false.
C#
// Set region of Chart data chart.DataRange = worksheet["A1:D6"]; // Set chart series in column for assigned data region chart.IsSeriesInRows = false;
Step 3: Apply basic chart elements
Add the basic elements like the chart title, legend and datalabels.
- ChartTitle of the chart object.
- Set DataLabels via DefaultDataPoint.
- Set TRUE to the chart’s HasLegend property, to show the legend.
C#
// Apply chart elements // Set Chart Title chart.ChartTitle = "100% Stacked Line With Markers Chart"; // Set DataLabels IChartSerie serie1 = chart.Series[0]; serie1.DataPoints.DefaultDataPoint.DataLabels.IsValue = true; serie1.DataPoints.DefaultDataPoint.DataLabels.Position = ExcelDataLabelPosition.Left; // Set Legend chart.HasLegend = true; chart.Legend.Position = ExcelLegendPosition.Bottom;
Properties used to modify the markers in the line charts
Below is the list of properties that are used to change the markers in line charts.
- MarkerBackgroundColor (or) MarkerBackgroundColorIndex
- MarkerForegroundColor (or) MarkerForegroungColorIndex
- MarkerSize
- MarkerStyle
- IsAutoMarker
As line charts don’t have any interior settings, applying fill properties in line chart series might throw exception.
To know more about creating charts with various settings using the Syncfusion® Excel (XlsIO) library, please refer the documentation.
The following C#/ VB.NET complete code snippet shows the creation of a 100% stacked line with markers chart using XlsIO.
C#
using Syncfusion.XlsIO; using System.Reflection; using System.IO; namespace ChartSample { class Program { static void Main(string[] args) { using (ExcelEngine excelEngine = new ExcelEngine()) { IApplication application = excelEngine.Excel; application.DefaultVersion = ExcelVersion.Excel2016; // Open existing workbook with data entered Assembly assembly = typeof(Program).GetTypeInfo().Assembly; Stream fileStream = assembly.GetManifestResourceStream("ChartSample.InputTemplate.xlsx"); IWorkbook workbook = application.Workbooks.Open(fileStream); IWorksheet worksheet = workbook.Worksheets[0]; // Initialize chart IChartShape chart = worksheet.Charts.Add(); chart.ChartType = ExcelChartType.Line_Markers_Stacked_100; // Assign data chart.DataRange = worksheet["A1:D6"]; chart.IsSeriesInRows = false; // Apply chart elements // Set Chart Title chart.ChartTitle = "100% Stacked Line With Markers Chart"; // Set Legend chart.HasLegend = true; chart.Legend.Position = ExcelLegendPosition.Bottom; // Set DataLabels IChartSerie serie1 = chart.Series[0]; IChartSerie serie2 = chart.Series[1]; IChartSerie serie3 = chart.Series[2]; serie1.DataPoints.DefaultDataPoint.DataLabels.IsValue = true; serie2.DataPoints.DefaultDataPoint.DataLabels.IsValue = true; serie3.DataPoints.DefaultDataPoint.DataLabels.IsValue = true; serie1.DataPoints.DefaultDataPoint.DataLabels.Position = ExcelDataLabelPosition.Left; serie2.DataPoints.DefaultDataPoint.DataLabels.Position = ExcelDataLabelPosition.Left; serie3.DataPoints.DefaultDataPoint.DataLabels.Position = ExcelDataLabelPosition.Left; // Positioning the chart in the worksheet chart.TopRow = 8; chart.LeftColumn = 1; chart.BottomRow = 23; chart.RightColumn = 8; // Saving and closing the workbook Stream stream = File.Create("Output.xlsx"); workbook.SaveAs(stream); } } } }
VB.NET
Imports Syncfusion.XlsIO Imports System.Reflection Imports System.IO Namespace ChartSample Class Program Public Shared Sub Main(ByVal args As String()) Using excelEngine As ExcelEngine = New ExcelEngine() Dim application As IApplication = excelEngine.Excel application.DefaultVersion = ExcelVersion.Excel2016 'Open existing workbook with data entered Dim assembly As Assembly = GetType(Program).GetTypeInfo().Assembly Dim fileStream As Stream = assembly.GetManifestResourceStream("ChartSample.InputTemplate.xlsx") Dim workbook As IWorkbook = application.Workbooks.Open(fileStream) Dim worksheet As IWorksheet = workbook.Worksheets(0) 'Initialize chart Dim chart As IChartShape = worksheet.Charts.Add() chart.ChartType = ExcelChartType.Line_Markers_Stacked_100 'Assign data chart.DataRange = worksheet("A1:D6") chart.IsSeriesInRows = False 'Apply chart elements 'Set Chart Title chart.ChartTitle = "100% Stacked Line With Markers Chart" 'Set Legend chart.HasLegend = True chart.Legend.Position = ExcelLegendPosition.Bottom 'Set Datalabels Dim serie1 As IChartSerie = chart.Series(0) Dim serie2 As IChartSerie = chart.Series(1) Dim serie3 As IChartSerie = chart.Series(2) serie1.DataPoints.DefaultDataPoint.DataLabels.IsValue = True serie2.DataPoints.DefaultDataPoint.DataLabels.IsValue = True serie3.DataPoints.DefaultDataPoint.DataLabels.IsValue = True serie1.DataPoints.DefaultDataPoint.DataLabels.Position = ExcelDataLabelPosition.Left serie2.DataPoints.DefaultDataPoint.DataLabels.Position = ExcelDataLabelPosition.Left serie3.DataPoints.DefaultDataPoint.DataLabels.Position = ExcelDataLabelPosition.Left 'Positioning chart in the worksheet chart.TopRow = 8 chart.LeftColumn = 1 chart.BottomRow = 23 chart.RightColumn = 8 'Saving and closing the workbook Dim stream As Stream = File.Create("Output.xlsx") workbook.SaveAs(stream) End Using End Sub End Class End Namespace
Take a moment to peruse the documentation where you can find basic Excel document processing options along with the features like import and export data, chart, formulas, conditional formatting, data validation, tables, pivot tables and protect the Excel documents, and most importantly, the PDF, CSV and Image conversions with code examples.
Conclusion
I hope you enjoyed learning about how to create Excel 100% stacked line with markers chart in C#, VB.NET in WF XIsIO.
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