Dev的XtraGrid的TextPattern

出自：https://docs.devexpress.com/CoreLibraries/DevExpress.XtraCharts.SeriesLabelBase.TextPattern

Pattern	Description
{S}	Displays the name of the series.
{A}	Displays a series point argument.
{V}	Displays series point values.
	Pie (Donut) series specific placeholders
{VP}	Displays series point values as percentages.
{TV}	Displays a total group value.
	Stacked series specific placeholders
{VP}	Displays series point values as percentages.
{G}	Displays the name of a stacked group.
{TV}	Displays a total group value.
	Bubble series specific placeholders
{W}	Displays the weight.
	Range series specific placeholders
{V1}	Displays the first value.
{V2}	Displays the second value.
{VD}	Displays the duration between the first and second data point values formatted using a common time format (e.g. HH:MM:SS for date time values and #.## for numeric values).
{VDTD}	Displays the duration between the first and second date-time data point values in days.
{VDTH}	Displays the duration between the first and second date-time data point values in hours.
{VDTM}	Displays the duration between the first and second date-time data point values in minutes.
{VDTS}	Displays the duration between the first and second date-time data point values in seconds.
{VDTMS}	Displays the duration between the first and second date-time data point values in milliseconds.
	Financial series specific placeholders
{OV}	Displays the open value.
{HV}	Displays the high value.
{LV}	Displays the low value.
{CV}	Displays the close value.