com.jjoe64.graphview

Interface LabelFormatter

All Known Implementing Classes:

DateAsXAxisLabelFormatter, DefaultLabelFormatter, StaticLabelsFormatter

public interface LabelFormatter

Interface to use as label formatter. Implement this in order to generate your own labels format. It is recommended to override DefaultLabelFormatter.

Method Summary

Modifier and Type	Method and Description
java.lang.String	formatLabel(double value, boolean isValueX) converts a raw number as input to a formatted string for the label.
void	setViewport(Viewport viewport) will be called in order to have a reference to the current viewport.

Method Detail

formatLabel

java.lang.String formatLabel(double value,
                             boolean isValueX)

converts a raw number as input to a formatted string for the label.

Parameters:

value - raw input number

isValueX - true if it is a value for the x axis false if it is a value for the y axis

Returns:

the formatted number as string

setViewport

void setViewport(Viewport viewport)

will be called in order to have a reference to the current viewport. This is useful if you need the bounds to generate your labels. You store this viewport in as member variable and access it e.g. in the formatLabel(double, boolean) method.

Parameters:

viewport - the used viewport