SpreadJS Documentation
headerCenterImage Method
GC.Spread.Sheets.Print Namespace > PrintInfo type : headerCenterImage Method
The image for the center section of the header.
Gets or sets the image for the center section of the header.
Syntax
var instance = new GC.Spread.Sheets.Print.PrintInfo();
var returnValue; // Type: any
returnValue = instance.headerCenterImage(value);
function headerCenterImage( 
   value : string
) : any;

Parameters

value
The image for the center section of the header.

Return Value

If no value is set, returns the image for the center section of the header; otherwise, returns the print setting information.
Example
This example uses an image in the print header.
activeSheet.setRowCount(3, GC.Spread.Sheets.SheetArea.viewport);
activeSheet.setColumnCount(3, GC.Spread.Sheets.SheetArea.viewport);

activeSheet.suspendPaint();
            //set value
            for (var r = 0, rc = activeSheet.getRowCount(); r < rc; r++) {
                for (var c = 0, cc = activeSheet.getColumnCount(); c < cc; c++) {
                    activeSheet.setValue(r, c, r + c);
                }
            }
activeSheet.resumePaint();

$("#button1").click(function () {
var printInfo = new GC.Spread.Sheets.Print.PrintInfo();
printInfo.headerCenter("&G");
printInfo.headerCenterImage("logo.jpg");
activeSheet.printInfo(printInfo);
spread.print(0);
   });
See Also

Reference

PrintInfo type