com.purpletech.graph
Class GraphAxis

java.lang.Object
  |
  +--com.purpletech.graph.GraphAxis

public class GraphAxis

extends java.lang.Object

Field Summary

static int	HORIZONTAL horizontal orientation (an x axis)
static int	VERTICAL vertical orientation (a y axis)

Constructor Summary

GraphAxis(int orientation, Unit unit, int unitMin, int unitMax, int pixelLength, int pixelOffset, int spacingMin, int spacingMax, java.awt.FontMetrics fontMetrics)

Method Summary

java.util.Iterator	getLabelsIterator() returns an iterator returning all the label positions, in units (at the center of the label)
int	getMax()
int	getMin()
java.util.Iterator	getRulesIterator()
static void	main(java.lang.String[] args)
void	paintLabels(java.awt.Graphics g, int pixelPos, java.awt.FontMetrics metrics)
void	paintRules(java.awt.Graphics g, boolean drawLine, int pixelPos, int length)
int	toPixels(int units)
int	toUnits(int pixels)

Methods inherited from class java.lang.Object

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

Field Detail

VERTICAL

public static final int VERTICAL

vertical orientation (a y axis)

See Also:

Constant Field Values

HORIZONTAL

public static final int HORIZONTAL

horizontal orientation (an x axis)

See Also:

Constant Field Values

Constructor Detail

GraphAxis

public GraphAxis(int orientation,
                 Unit unit,
                 int unitMin,
                 int unitMax,
                 int pixelLength,
                 int pixelOffset,
                 int spacingMin,
                 int spacingMax,
                 java.awt.FontMetrics fontMetrics)

Parameters:

unitMin - the smallest unit you want on the scale

unitMax - the largest unit you want on the scale

Method Detail

getMin

public int getMin()

getMax

public int getMax()

toPixels

public int toPixels(int units)

toUnits

public int toUnits(int pixels)

getRulesIterator

public java.util.Iterator getRulesIterator()

Returns:

an iterator returning all the rule positions, in units

getLabelsIterator

public java.util.Iterator getLabelsIterator()

returns an iterator returning all the label positions, in units (at the center of the label)

paintRules

public void paintRules(java.awt.Graphics g,
                       boolean drawLine,
                       int pixelPos,
                       int length)

paintLabels

public void paintLabels(java.awt.Graphics g,
                        int pixelPos,
                        java.awt.FontMetrics metrics)

main

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