Package org.jfree.chart.axis
Class NumberTickUnitSource
- java.lang.Object
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- org.jfree.chart.axis.NumberTickUnitSource
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- All Implemented Interfaces:
java.io.Serializable
,TickUnitSource
public class NumberTickUnitSource extends java.lang.Object implements TickUnitSource, java.io.Serializable
A tick unit source implementation that returns NumberTickUnit instances that are multiples of 1, 2 or 5 times some power of 10.- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description private java.text.DecimalFormat
df
private java.text.DecimalFormat
df0
private java.text.DecimalFormat
dfNeg1
private java.text.DecimalFormat
dfNeg2
private java.text.DecimalFormat
dfNeg3
private java.text.DecimalFormat
dfNeg4
private int
factor
private java.text.NumberFormat
formatter
The number formatter to use (an override, it can be null).private boolean
integers
private int
power
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Constructor Summary
Constructors Constructor Description NumberTickUnitSource()
Creates a new instance.NumberTickUnitSource(boolean integers)
Creates a new instance.NumberTickUnitSource(boolean integers, java.text.NumberFormat formatter)
Creates a new instance.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
equals(java.lang.Object obj)
TickUnit
getCeilingTickUnit(double size)
Returns the smallest tick unit available in the source that is greater than or equal to the specified size.TickUnit
getCeilingTickUnit(TickUnit unit)
Returns the tick unit in the collection that is greater than or equal to (in size) the specified unit.TickUnit
getLargerTickUnit(TickUnit unit)
Returns the smallest tick unit available in the source that is larger thanunit
or, if there is no larger unit, returnsunit
.private int
getMinorTickCount()
private java.text.NumberFormat
getTickLabelFormat()
private double
getTickSize()
private boolean
next()
private boolean
previous()
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Field Detail
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integers
private boolean integers
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power
private int power
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factor
private int factor
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formatter
private java.text.NumberFormat formatter
The number formatter to use (an override, it can be null).
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dfNeg4
private java.text.DecimalFormat dfNeg4
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dfNeg3
private java.text.DecimalFormat dfNeg3
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dfNeg2
private java.text.DecimalFormat dfNeg2
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dfNeg1
private java.text.DecimalFormat dfNeg1
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df0
private java.text.DecimalFormat df0
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df
private java.text.DecimalFormat df
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Constructor Detail
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NumberTickUnitSource
public NumberTickUnitSource()
Creates a new instance.
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NumberTickUnitSource
public NumberTickUnitSource(boolean integers)
Creates a new instance.- Parameters:
integers
- show integers only.
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NumberTickUnitSource
public NumberTickUnitSource(boolean integers, java.text.NumberFormat formatter)
Creates a new instance.- Parameters:
integers
- show integers only?formatter
- a formatter for the axis tick labels (null
permitted).
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Method Detail
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getLargerTickUnit
public TickUnit getLargerTickUnit(TickUnit unit)
Description copied from interface:TickUnitSource
Returns the smallest tick unit available in the source that is larger thanunit
or, if there is no larger unit, returnsunit
.- Specified by:
getLargerTickUnit
in interfaceTickUnitSource
- Parameters:
unit
- the unit (null
not permitted).- Returns:
- A tick unit that is larger than the supplied unit.
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getCeilingTickUnit
public TickUnit getCeilingTickUnit(TickUnit unit)
Description copied from interface:TickUnitSource
Returns the tick unit in the collection that is greater than or equal to (in size) the specified unit.- Specified by:
getCeilingTickUnit
in interfaceTickUnitSource
- Parameters:
unit
- the unit.- Returns:
- A unit from the collection.
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getCeilingTickUnit
public TickUnit getCeilingTickUnit(double size)
Description copied from interface:TickUnitSource
Returns the smallest tick unit available in the source that is greater than or equal to the specified size. If there is no such tick unit, the method should return the largest available tick in the source.- Specified by:
getCeilingTickUnit
in interfaceTickUnitSource
- Parameters:
size
- the size.- Returns:
- A unit from the collection (never
null
).
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next
private boolean next()
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previous
private boolean previous()
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getTickSize
private double getTickSize()
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getTickLabelFormat
private java.text.NumberFormat getTickLabelFormat()
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getMinorTickCount
private int getMinorTickCount()
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equals
public boolean equals(java.lang.Object obj)
- Overrides:
equals
in classjava.lang.Object
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