enumChartDataLabels

typedef enum
{

    datalabels_none                   = 0,
    datalabels_value                  = 1,
    datalabels_value_legendkey        = 2,
    datalabels_valuepercent           = 4,
    datalabels_valuepercent_legendkey = 8,
    datalabels_datalabel              = 16,
    datalabels_datalabel_legendkey    = 32,
    datalabels_bubblesize             = 64,
    datalabels_bubblesize_legendkey   = 128,
    datalabels_seriesname             = 256,
    datalabels_seriesname_legendkey   = 512

} enumChartDataLabels;

used in IXlsChartDataLabels::Show property,
used in IXlsChartDataLabelElement::Show property.

Note : values can be combined to show more than one data label, i.e. datalabels_value + datalabels_seriesname.