Logarithmic Axis

Logarithmic Axis is a subtype of the value axis that displays values using a logarithmic scale. This axis can only display positive values.

Additional properties of a logarithmic axis:

Property

Name

Type

Description

Base

base

Float

base for the logarithm calculation

Smallest Value

smallestValue

Float

Returns the smallest (positive) value that will be displayed on the axis. The default value is 1E-100.

Tick Unit

tickUnit

Data Table

This option allows to configure tick units if Auto Tick Unit Selection is disabled. There are two fields:

  • Size. A floating point number specifying the distance between two tick marks.
  • Minor Tick Count. An integer count of minor tick marks between two major tick marks.

Override Format

overrideFormat

Boolean

Enables custom tick label formatting.

Base Label

baseLabel

String

Logarithm base label.

Power Label

powerLabel

String

Logarithm power label.

Show Base

showBase

Boolean

Flag indicating whether or not to print logarithm base on the labels.

Exponent Format

exponentFormatOverride

String

Logarithm exponent format.

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