Package org.jfree.chart.axis
Class CompassFormat
- java.lang.Object
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- java.text.Format
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- java.text.NumberFormat
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- org.jfree.chart.axis.CompassFormat
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- All Implemented Interfaces:
java.io.Serializable
,java.lang.Cloneable
public class CompassFormat extends java.text.NumberFormat
A formatter that displays numbers as directions.- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description java.lang.String[]
directions
The directions.
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Constructor Summary
Constructors Constructor Description CompassFormat()
Creates a new formatter using English identifiers.CompassFormat(java.lang.String[] directions)
Creates a new formatter using the specified identifiers.CompassFormat(java.lang.String n, java.lang.String e, java.lang.String s, java.lang.String w)
Creates a new formatter using the specified identifiers for the base wind directions.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.StringBuffer
format(double number, java.lang.StringBuffer toAppendTo, java.text.FieldPosition pos)
Formats a number into the specified string buffer.java.lang.StringBuffer
format(long number, java.lang.StringBuffer toAppendTo, java.text.FieldPosition pos)
Formats a number into the specified string buffer.java.lang.String
getDirectionCode(double direction)
Returns a string representing the direction.java.lang.Number
parse(java.lang.String source, java.text.ParsePosition parsePosition)
This method returnsnull
for all inputs.-
Methods inherited from class java.text.NumberFormat
clone, equals, format, format, format, getAvailableLocales, getCurrency, getCurrencyInstance, getCurrencyInstance, getInstance, getInstance, getIntegerInstance, getIntegerInstance, getMaximumFractionDigits, getMaximumIntegerDigits, getMinimumFractionDigits, getMinimumIntegerDigits, getNumberInstance, getNumberInstance, getPercentInstance, getPercentInstance, getRoundingMode, hashCode, isGroupingUsed, isParseIntegerOnly, parse, parseObject, setCurrency, setGroupingUsed, setMaximumFractionDigits, setMaximumIntegerDigits, setMinimumFractionDigits, setMinimumIntegerDigits, setParseIntegerOnly, setRoundingMode
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Constructor Detail
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CompassFormat
public CompassFormat()
Creates a new formatter using English identifiers.
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CompassFormat
public CompassFormat(java.lang.String n, java.lang.String e, java.lang.String s, java.lang.String w)
Creates a new formatter using the specified identifiers for the base wind directions.- Parameters:
n
- the code for NORTH.e
- the code for EAST.s
- the code for SOUTH.w
- the code for WEST.
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CompassFormat
public CompassFormat(java.lang.String[] directions)
Creates a new formatter using the specified identifiers.- Parameters:
directions
- an array containing 16 strings representing the directions of a compass.
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Method Detail
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getDirectionCode
public java.lang.String getDirectionCode(double direction)
Returns a string representing the direction.- Parameters:
direction
- the direction.- Returns:
- A string.
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format
public java.lang.StringBuffer format(double number, java.lang.StringBuffer toAppendTo, java.text.FieldPosition pos)
Formats a number into the specified string buffer.- Specified by:
format
in classjava.text.NumberFormat
- Parameters:
number
- the number to format.toAppendTo
- the string buffer.pos
- the field position (ignored here).- Returns:
- The string buffer.
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format
public java.lang.StringBuffer format(long number, java.lang.StringBuffer toAppendTo, java.text.FieldPosition pos)
Formats a number into the specified string buffer.- Specified by:
format
in classjava.text.NumberFormat
- Parameters:
number
- the number to format.toAppendTo
- the string buffer.pos
- the field position (ignored here).- Returns:
- The string buffer.
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parse
public java.lang.Number parse(java.lang.String source, java.text.ParsePosition parsePosition)
This method returnsnull
for all inputs. This class cannot be used for parsing.- Specified by:
parse
in classjava.text.NumberFormat
- Parameters:
source
- the source string.parsePosition
- the parse position.- Returns:
null
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