Interface IXlsIORenderer

Represents XlsIORender used for conversions

Namespace: Syncfusion.XlsIO

Assembly: Syncfusion.XlsIO.Portable.dll

Syntax

public interface IXlsIORenderer

Properties

ChartRenderingOptions

Gets or sets the Chart to Image options. Default image format is JPEG and scaling mode is Best.

Declaration

ExportImageOptions ChartRenderingOptions { get; }

Property Value

Type
ExportImageOptions

Methods

ConvertToImage(IChart, Stream)

Converts the specified chart into image.

Declaration

void ConvertToImage(IChart chart, Stream outputStream)

Parameters

Type	Name	Description
IChart	chart	The chart which is to be converted to image.
System.IO.Stream	outputStream	Stream to hold the converted image data.

Remarks

This method is supported in NetStandard supported platforms only.

Examples

// Specify the image options to be used on chart to image conversion
renderer.ChartRenderingOptions.ImageFormat = ExportImageFormat.Png;
// Converts the chart to image.
Stream image = new FileStream("Sample.png", FileMode.Create, FileAccess.ReadWrite);
renderer.ConvertToImage(chart, image);

ConvertToImage(IRange, ExportImageOptions, Stream)

Converts the specified range into image with the image settings given.

Declaration

void ConvertToImage(IRange range, ExportImageOptions imageOptions, Stream outputStream)

Parameters

Type	Name	Description
IRange	range	The range which is to be converted to image.
ExportImageOptions	imageOptions	object that defines Image quality and image format to be used for conversion.
System.IO.Stream	outputStream	Stream to hold the converted image data.

Remarks

Subscript/Superscript,Shrink to fit,Shapes (except TextBox shape and Image) and Complex conditional formatting features are not supported in Worksheet to image conversion. Gradient fill is partially supported

Examples

// Converts the Range used in worksheet to image.
Stream image = new FileStream("Sample.png", FileMode.Create, FileAccess.ReadWrite);
ExportImageOptions imageOptions = new ExportImageOptions();
imageOptions.ImageFormat = ExportImageFormat.Jpeg;
sheet.ConvertToImage(sheet.UsedRange, imageOptions, image);

ConvertToImage(IRange, Stream)

Converts the specified range into image with default image settings.

Declaration

void ConvertToImage(IRange range, Stream outputStream)

Parameters

Type	Name	Description
IRange	range	The range which is to be converted to image.
System.IO.Stream	outputStream	Stream to hold the converted image data.

Remarks

Examples

// Converts the Range used in worksheet to image.
Stream image = new FileStream("Sample.png", FileMode.Create, FileAccess.ReadWrite);
sheet.ConvertToImage(sheet.UsedRange, imageOptions, image);

ConvertToImage(IWorksheet, Int32, Int32, Int32, Int32, ExportImageOptions, Stream)

Converts the specified range into image with the image options given. Default image format is PNG.

Declaration

void ConvertToImage(IWorksheet worksheet, int firstRow, int firstColumn, int lastRow, int lastColumn, ExportImageOptions imageOptions, Stream outputStream)

Parameters

Type	Name	Description
IWorksheet	worksheet
System.Int32	firstRow	First row index. One-based.
System.Int32	firstColumn	First column index. One-based.
System.Int32	lastRow	Last row index. One-based.
System.Int32	lastColumn	Last column index. One-based.
ExportImageOptions	imageOptions	object that defines Image quality and image format to be used for conversion.
System.IO.Stream	outputStream	Stream to hold the converted image data.

Remarks

Examples

// Converts the Range(R1C1 to R10C20) in worksheet to image.
Stream image = new FileStream("Sample.png", FileMode.Create, FileAccess.ReadWrite);
ExportImageOptions imageOptions = new ExportImageOptions();
imageOptions.ImageFormat = ExportImageFormat.Jpeg;
Image img = sheet.ConvertToImage(1, 1, 10, 20, imageOptions, image);

ConvertToImage(IWorksheet, Int32, Int32, Int32, Int32, Stream)

Converts the specified range into image. Default image format is PNG.

Declaration

void ConvertToImage(IWorksheet worksheet, int firstRow, int firstColumn, int lastRow, int lastColum, Stream outputStream)

Parameters

Type	Name	Description
IWorksheet	worksheet
System.Int32	firstRow	First row index. One-based.
System.Int32	firstColumn	First column index. One-based.
System.Int32	lastRow	Last row index. One-based.
System.Int32	lastColum
System.IO.Stream	outputStream	Stream to hold the converted image data.

Remarks

Examples

// Converts the Range(R1C1 to R10C20) in worksheet to image.
Stream image = new FileStream("Sample.png", FileMode.Create, FileAccess.ReadWrite);
Image img = sheet.ConvertToImage(1, 1, 10, 20, image);