spread.options.allowUserDragFill = true;

activeSheet.setValue(0, 0, new Date(2011, 1, 1));
activeSheet.setValue(0, 1, new Date(2011, 2, 9));
activeSheet.setValue(0, 2, 5);
activeSheet.setValue(0, 3, 10);
activeSheet.setValue(0, 4, 1);

var start = new GC.Spread.Sheets.Range(0, 0, 1, 1);
var r = new GC.Spread.Sheets.Range(0, 0, 4, 1);
activeSheet.fillAuto(start, r, {
    fillType: GC.Spread.Sheets.Fill.FillType.date,
    series: GC.Spread.Sheets.Fill.FillSeries.column,
    fillDirection: GC.Spread.Sheets.Fill.FillDirection.down,
    unit: GC.Spread.Sheets.Fill.FillDateUnit.day,
    step: 1,
    stop: new Date(2011, 2, 11)
});

start = new GC.Spread.Sheets.Range(0, 1, 1, 1);
var r2 = new GC.Spread.Sheets.Range(0, 1, 4, 1);
activeSheet.fillAuto(start, r2, {
fillType: GC.Spread.Sheets.Fill.FillType.date,
series: GC.Spread.Sheets.Fill.FillSeries.column,
fillDirection:GC.Spread.Sheets.Fill.FillDirection.down,
unit: GC.Spread.Sheets.Fill.FillDateUnit.day,
step: 1,
stop: new Date(2011, 2, 11)
});

start = new GC.Spread.Sheets.Range(0, 2, 1, 1);
var r3 = new GC.Spread.Sheets.Range(0, 2, 4, 1);
activeSheet.fillAuto(start, r3, {
    fillType: GC.Spread.Sheets.Fill.FillType.auto,
    series: GC.Spread.Sheets.Fill.FillSeries.column,
});

start = new GC.Spread.Sheets.Range(0, 3, 1, 1);
var r4 = new GC.Spread.Sheets.Range(0, 3, 4, 1);
activeSheet.fillAuto(start, r4, {
    fillType: GC.Spread.Sheets.Fill.FillType.growth,
    series: GC.Spread.Sheets.Fill.FillSeries.column,
    step:2,
    stop:55
});

start = new GC.Spread.Sheets.Range(0, 4, 1, 1);
var r5 = new GC.Spread.Sheets.Range(0, 4, 4, 1);
activeSheet.fillAuto(start, r5, {
    fillType: GC.Spread.Sheets.Fill.FillType.linear,
    series: GC.Spread.Sheets.Fill.FillSeries.column,
    step:3,
    stop:20
});

activeSheet.setValue(0, 5, 123);
var r6 = new GC.Spread.Sheets.Range(0, 5, 4, 1);
activeSheet.fillAuto(new GC.Spread.Sheets.Range(0, 5, 1, 1), r6, {
    fillType: GC.Spread.Sheets.Fill.FillType.auto,
    series: GC.Spread.Sheets.Fill.FillSeries.column,
});