2020.1

line:
l [[title]] : Refers to the field label.
l [[percents]] : Contains the percentage of the Pie chart the value represents.
l [[value]] : Contains the numerical value of the field.
l Any text: Adding text (such as a dollar sign or column, etc) will make it appear
in each label.
(Equivalent to the labelText property; see: labelText.)
l
Radius: The distance between the label and the slice, in pixels. You can use
negative values to put the label on the slice. (Equivalent to the labelRadius
property; see: labelRadius.)
l
Tick Group: Defines how ticks (line between the Pie chart and its labels) is shown.
l
Color: Enter a valid HTML hexadecimal color value (HTML Hex Color) or a
predefined CSS color (CSS color names) for the color of the tick. (Equivalent to the
labelTickColor property; see: labelTickColor.)
l
Opacity: Enter a percentage of opacity for the tick to be displayed. The default is 20
(20% opacity). 100 is fully opaque, 0 is transparent. (Equivalent to the
labelTickAlpha property; see: labelTickAlpha.)
l
Grouping Group: Defines how smaller percentages are grouped together into an
individual "Other" category.
l
Less than %: If there is more than one slice whose percentage of the pie is less
than this number, those slices will be grouped together into one slice. This is the
"other" slice. It will always be the last slice in a pie. (Equivalent to the
groupPercent property; see: groupPercent.)
l
Slice Title: Enter a name for the label of the "Other" category. (Equivalent to the
groupedTitle property; see: groupedTitle.)
l
Color: Enter a color for the slice: a valid HTML hexadecimal color value (HTML Hex
Color) or a predefined CSS color (CSS color names), or click the colored square to
open the Color Picker dialog ("Color Picker" on page458). (Equivalent to the
groupedColor property; see: groupedColor.)
Legend tab
Settings on the Legend tab correspond to properties of the AmLegend class in the amCharts
library; see: AmLegend.
l
Show Legend: Specifies if legend is enabled or not. (Equivalent to the
enabled
Page 493