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.headerLeft("Header Left");
printInfo.paperSize(new GC.Spread.Sheets.Print.PaperSize(300, 300));
spread.print(0);
});