Interface IPresentationCharts

Represents a collection of IPresentationChart instance in a slide.

Namespace: Syncfusion.Presentation

Assembly: Syncfusion.Presentation.Portable.dll

Syntax

public interface IPresentationCharts : IEnumerable<IPresentationChart>, IEnumerable

Properties

Count

Gets the number of elements in the chart collection. Read-only.

Declaration

int Count { get; }

Property Value

Type	Description
System.Int32	The total count of the charts in the chart collection.

Examples

//Create a new presentation.
IPresentation presentation = Presentation.Create();
//Add a blank slide to the presentation.
ISlide slide = presentation.Slides.Add(SlideLayoutType.Blank);
//Create instance to hold chart collection
IPresentationCharts charts = slide.Charts;            
//Add chart to slide           
IPresentationChart chart =charts.AddChart(300, 100, 300, 300);
//Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.AliceBlue;
//Get the count for chart collection
int count = charts.Count;
//Save the presentation
presentation.Save("Sample.pptx");
//Close the presentation
presentation.Close();

'Create a new presentation.
Dim presentation__1 As IPresentation = Presentation.Create()
'Add a blank slide to the presentation.
Dim slide As ISlide = presentation__1.Slides.Add(SlideLayoutType.Blank)
'Create instance to hold chart collection
Dim charts As IPresentationCharts = slide.Charts
'Add chart to slide           
Dim chart As IPresentationChart = charts.AddChart(300, 100, 300, 300)
'Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.AliceBlue
'Get the count for chart collection
Dim count As Integer = charts.Count
'Save the presentation
presentation__1.Save("Sample.pptx")
'Close the presentation
presentation__1.Close()

Item[Int32]

Gets a single IPresentationChart instance from the collection. Read-only.

Declaration

IPresentationChart this[int index] { get; }

Parameters

Type	Name	Description
System.Int32	index	Index from the collection.

Property Value

Type	Description
IPresentationChart	Returns the particular chart based on the index.

Examples

//Create a new presentation.
IPresentation presentation = Presentation.Create();
//Add a blank slide to the presentation.
ISlide slide = presentation.Slides.Add(SlideLayoutType.Blank);
//Create instance to hold chart collection
IPresentationCharts charts = slide.Charts;            
//Add chart to slide           
charts.AddChart(300, 100, 300, 300);
//Retrieve the chart at index 0
IPresentationChart chart = charts[0];
//Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.AliceBlue;
//Save the presentation
presentation.Save("Sample.pptx");
//Close the presentation
presentation.Close();

'Create a new presentation.
Dim presentation__1 As IPresentation = Presentation.Create()
'Add a blank slide to the presentation.
Dim slide As ISlide = presentation__1.Slides.Add(SlideLayoutType.Blank)
'Create instance to hold chart collection
Dim charts As IPresentationCharts = slide.Charts
'Add chart to slide           
charts.AddChart(300, 100, 300, 300)
'Retrieve the chart at index 0
Dim chart As IPresentationChart = charts(0)
'Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.AliceBlue
'Save the presentation
presentation__1.Save("Sample.pptx")
'Close the presentation
presentation__1.Close()

Methods

AddChart(IEnumerable, Double, Double, Double, Double)

Declaration

IPresentationChart AddChart(IEnumerable enumerable, double left, double top, double width, double height)

Parameters

Type	Name	Description
System.Collections.IEnumerable	enumerable
System.Double	left
System.Double	top
System.Double	width
System.Double	height

Returns

Type
IPresentationChart

AddChart(Double, Double, Double, Double)

Adds a chart to the shape collection with the specified bounds.

Declaration

IPresentationChart AddChart(double left, double top, double width, double height)

Parameters

Type	Name	Description
System.Double	left	Represents the left position, in points. The Left value ranges from -169056 to 169056.
System.Double	top	Represents the top position, in points. The Top value ranges from -169056 to 169056.
System.Double	width	Represents the width, in points. The Width value ranges from 0 to 169056.
System.Double	height	Represents the height, in points. The Height value ranges from 0 to 169056.

Returns

Type	Description
IPresentationChart	Returns an IPresentationChart instance.

Examples

//Create a new presentation 
IPresentation presentation = Presentation.Create();
//Add a blank slide to the presentation.
ISlide slide = presentation.Slides.Add(SlideLayoutType.Blank);
//Create instance to hold chart collection
IPresentationCharts charts = slide.Charts;            
//Add chart to slide           
IPresentationChart chart =charts.AddChart(300, 100, 300, 300);
//Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.AliceBlue;
//Save the presentation
presentation.Save("Sample.pptx");
//Close the presentation
presentation.Close();

'Create a new presentation 
Dim presentation__1 As IPresentation = Presentation.Create()
'Add a blank slide to the presentation.
Dim slide As ISlide = presentation__1.Slides.Add(SlideLayoutType.Blank)
'Create instance to hold chart collection
Dim charts As IPresentationCharts = slide.Charts
'Add chart to slide           
Dim chart As IPresentationChart = charts.AddChart(300, 100, 300, 300)
'Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.AliceBlue
'Save the presentation
presentation__1.Save("Sample.pptx")
'Close the presentation
presentation__1.Close()

AddChart(Stream, Int32, String, RectangleF)

Creates a chart for the data in specified excel document and adds the chart to the shape collection.

Declaration

IPresentationChart AddChart(Stream excelStream, int sheetNumber, string dataRange, RectangleF bounds)

Parameters

Type	Name	Description
System.IO.Stream	excelStream	Excel document stream having the data for chart[Only the "*.xlsx" format is supported].
System.Int32	sheetNumber	Worksheet number of the excel document.
System.String	dataRange	Data range in the worksheet for the chart to be created.
RectangleF	bounds	Position and size of the chart, in points.

Returns

Type	Description
IPresentationChart	Returns an IPresentationChart instance.

Examples

//Creates a Presentation instance
IPresentation pptxDoc = Presentation.Create();
//Adds a blank slide to the Presentation
ISlide slide = pptxDoc.Slides.Add(SlideLayoutType.Blank);
//Gets the excel file as stream
FileStream excelStream = new FileStream("Book1.xlsx", FileMode.Open);
//Adds a chart to the slide with a data range from excel worksheet – excel workbook, worksheet number, Data range, position, and size.
IPresentationChart chart = slide.Charts.AddChart(excelStream, 1, "A1:D4", new RectangleF(100, 10, 700, 500));
//Save the presentation
pptxDoc.Save("Output.pptx");
//Closes the Presentation
pptxDoc.Close();

 'Creates a Presentation instance
 Dim pptxDoc As IPresentation = Presentation.Create()
 'Adds a blank slide to the Presentation
 Dim slide As ISlide = pptxDoc.Slides.Add(SlideLayoutType.Blank)
 'Gets the excel file as stream
 Dim excelStream As New MemoryStream(File.ReadAllBytes("Book1.xlsx"))
 'Adds a chart to the slide with a data range from excel worksheet – excel workbook, worksheet number, Data range, position, and size.
 Dim chart As IPresentationChart = slide.Charts.AddChart(excelStream, 1, "A1:D4", New RectangleF(100, 10, 700, 500))
 'Saves the Presentation
 pptxDoc.Save("output.pptx")
 'Closes the Presentation
 pptxDoc.Close()

AddChart(Object[][], Double, Double, Double, Double)

Declaration

IPresentationChart AddChart(object[][] data, double left, double top, double width, double height)

Parameters

Type	Name	Description
System.Object[][]	data
System.Double	left
System.Double	top
System.Double	width
System.Double	height

Returns

Type
IPresentationChart

IndexOf(IPresentationChart)

Returns the zero-based index of the first occurrence of the IPresentationChart instance within the collection.

Declaration

int IndexOf(IPresentationChart chart)

Parameters

Type	Name	Description
IPresentationChart	chart	The IPresentationChart instance to locate in the collection.

Returns

Type	Description
System.Int32	Returns the zero-based index of the first occurrence of object within the entire collection, if found; otherwise, –1.

Examples

//Create a new presentation.
IPresentation presentation = Presentation.Create();
//Add a blank slide to the presentation.
ISlide slide = presentation.Slides.Add(SlideLayoutType.Blank);
//Create instance to hold chart collection
IPresentationCharts charts = slide.Charts;            
//Add chart to slide           
IPresentationChart chart =charts.AddChart(300, 100, 300, 300);
//Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.AliceBlue;
//Get the index of specific chart
int index = charts.IndexOf(chart);
//Save the presentation
presentation.Save("Sample.pptx");
//Close the presentation
presentation.Close();

'Create a new presentation.
Dim presentation__1 As IPresentation = Presentation.Create()
'Add a blank slide to the presentation.
Dim slide As ISlide = presentation__1.Slides.Add(SlideLayoutType.Blank)
'Create instance to hold chart collection
Dim charts As IPresentationCharts = slide.Charts
'Add chart to slide           
Dim chart As IPresentationChart = charts.AddChart(300, 100, 300, 300)
'Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.AliceBlue
'Get the index of specific chart
Dim index As Integer = shapes.IndexOf(chart)
'Save the presentation
presentation__1.Save("Sample.pptx")
'Close the presentation
presentation__1.Close()

RemoveAt(Int32)

Removes the element at the specified index of the chart collection.

Declaration

void RemoveAt(int index)

Parameters

Type	Name	Description
System.Int32	index	The zero-based index of the element to be removed.

Examples

//Create a new presentation.
IPresentation presentation = Presentation.Create();
//Add a blank slide to the presentation.
ISlide slide = presentation.Slides.Add(SlideLayoutType.Blank);
//Create instance to hold chart collection
IPresentationCharts charts = slide.Charts;            
//Add chart to slide           
IPresentationChart chart = charts.AddChart(100, 300, 200, 200);
//Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.LightBlue;
//Add chart to slide           
IPresentationChart chart2 = charts.AddChart(300, 300, 200, 200);
//Set the fore color of the chart area.
chart2.ChartArea.Fill.ForeColor = Color.AliceBlue;
//Remove chart specific index
charts.RemoveAt(0);
//Save the presentation
presentation.Save("Sample.pptx");
//Close the presentation
presentation.Close();

'Create a new presentation.
Dim presentation__1 As IPresentation = Presentation.Create()
'Add a blank slide to the presentation.
Dim slide As ISlide = presentation__1.Slides.Add(SlideLayoutType.Blank)
'Create instance to hold chart collection
Dim charts As IPresentationCharts = slide.Charts
'Add chart to slide           
Dim chart As IPresentationChart = charts.AddChart(100, 300, 200, 200)
'Set the fore color of the chart area.
chart.ChartArea.Fill.ForeColor = Color.LightBlue
'Add chart to slide           
Dim chart2 As IPresentationChart = charts.AddChart(300, 300, 200, 200)
'Set the fore color of the chart area.
chart2.ChartArea.Fill.ForeColor = Color.AliceBlue
'Remove chart specific index
chart.RemoveAt(0)
'Save the presentation
presentation__1.Save("Sample.pptx")
'Close the presentation
presentation__1.Close()