org.jfree.chart.plot.dial
Interface DialScale
- DialLayer
- StandardDialScale
A dial scale is a specialised layer that has the ability to convert data
values into angles.
double | angleToValue(double angle) - Converts an angle (in degrees) to a data value.
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double | valueToAngle(double value) - Converts a data value to an angle (in degrees, using the same
specification as Java's Arc2D class).
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angleToValue
public double angleToValue(double angle)
Converts an angle (in degrees) to a data value.
angle
- the angle (in degrees).
valueToAngle
public double valueToAngle(double value)
Converts a data value to an angle (in degrees, using the same
specification as Java's Arc2D class).