FarPoint.Web.Chart.ChartImageHttpHandler.GetImage

GetImage Method

GetImage(HttpContext, string, ImageTransferStorage, bool)

Get chart image from image transfer storage.

Declaration

protected virtual byte[] GetImage(HttpContext context, string transferId, ImageTransferStorage imageTransferStorage, bool keepTransferStorage)

Protected Overridable Function GetImage(context As HttpContext, transferId As String, imageTransferStorage As ImageTransferStorage, keepTransferStorage As Boolean) As Byte()

Parameters

Type	Name	Description
HttpContext	context	An HttpContext object that provides references to the intrinsic server objects (for example, Request, Response, Session, and Server) used to service HTTP requests.
string	transferId	An unique Id to identify an chart image
ImageTransferStorage	imageTransferStorage	A flag of where chart image is stored, Cache or Session.
bool	keepTransferStorage	Whether to remove the image from the transfer storage

Returns

Type	Description
byte[]	Chart image data in a binary array.