Methods

static

toImageStream(sparkline, stream, options)

Converts a sparkline to an image.

Example

var aspose = aspose || {};
aspose.cells = require("aspose.cells");
var fs = require("fs");
var workbook = new aspose.cells.Workbook("sparkline.xlsx");
var sparkline = workbook.getWorksheets().get(0).getSparklineGroupCollection().get(0).getSparklineCollection().get(0);
var imgWriteStream = fs.createWriteStream("sparkline.jpeg");
var imgOptions = new aspose.cells.ImageOrPrintOptions();
imgOptions.setHorizontalResolution(200);
imgOptions.setVerticalResolution(300);
imgOptions.setImageFormat(aspose.cells.ImageFormat.getJpeg());
aspose.cells.Sparkline.toImageStream(sparkline, imgWriteStream, imgOptions);

Parameters

Name Type Optional Description

sparkline

Sparkline

 

The Sparkline object

stream

WritableStream

 

The stream of the output image

options

ImageOrPrintOptions

 

Addtional image creation options

getColumn()

Gets the column index of the sparkline.

getDataRange()

Represents the data range of the sparkline.

getRow()

Gets the row index of the sparkline.

setDataRange()

Represents the data range of the sparkline.

toImage(fileName, options)

Converts a sparkline to an image.

Parameters

Name Type Optional Description

fileName

String

 

The image file name.

options

ImageOrPrintOptions

 

The image options

toImage(stream, options)

Converts a sparkline to an image.

Parameters

Name Type Optional Description

stream

OutputStream

 

The image stream.

options

ImageOrPrintOptions

 

The image options.