skyview.data
Class AngScale

java.lang.Object
  skyview.data.AngScale

public class AngScale
extends java.lang.Object

Find an appropriate delta to use for getting grid intervals.

Constructor Summary

AngScale()

Method Summary

static void	main(java.lang.String[] args)
double	scale(double delta) Get an appropriate scaling for this coordinate.
double[]	scaling(double min, double max) Get the desired starting values and scaling interval.
void	setSexagesimal(boolean flag) Do we want sexagesimal coordinates?
void	setTime(boolean flag) Do we want coordinates in time?

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AngScale

public AngScale()

Method Detail

scale

public double scale(double delta)

Get an appropriate scaling for this coordinate.

Parameters:

delta - The range of the coordinate.

scaling

public double[] scaling(double min,
                        double max)

Get the desired starting values and scaling interval.

Parameters:

min - The minimum coordinate value.

max - The maximum coordinate value

sexagesimal - Do we want sexagesimal coordinates.

Returns:

a two element vector giving the starting value and delta to be used. .

setSexagesimal

public void setSexagesimal(boolean flag)

Do we want sexagesimal coordinates?

setTime

public void setTime(boolean flag)

Do we want coordinates in time?

main

public static void main(java.lang.String[] args)