Package uk.ac.starlink.ttools.plot
Class ArrayPlotData
java.lang.Object
uk.ac.starlink.ttools.plot.ArrayPlotData
- All Implemented Interfaces:
PlotData
PlotData implementation which stores its data in an array of
PointData
objects.- Since:
- 9 Apr 2008
- Author:
- Mark Taylor
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Constructor Summary
ConstructorsConstructorDescriptionArrayPlotData
(int nset, String[] setNames, Style[] setStyles, int ndim, int nerror, boolean hasLabels, PointData[] points) Constructor. -
Method Summary
Modifier and TypeMethodDescriptionstatic ArrayPlotData
copyPlotData
(PlotData data) Factory method which constructs a new ArrayPlotData object with data which is a copy of that taken from a suppliedPlotData
object.int
getNdim()
Returns the dimensionality of data points in this object.int
Returns the number of error points per data point in this object.Returns the point array supplying the data for this object.Returns an iterator over the data points in this object.int
Returns the number of subsets in this object.getSetName
(int iset) Returns the name for a given subset.getSetStyle
(int iset) Returns the plotting style for a given subset.boolean
Indicates whether there are or may be text labels associated with the data points in this object.void
Sets the point array supplying the data for this object.
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Constructor Details
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ArrayPlotData
public ArrayPlotData(int nset, String[] setNames, Style[] setStyles, int ndim, int nerror, boolean hasLabels, PointData[] points) Constructor.- Parameters:
nset
- number of subsetssetNames
-nset
-element array of subset namessetStyles
-nset
-element array of subset stylesndim
- data point dimensionalitynerror
- number of error values for each pointhasLabels
- whether there are per-point text labelspoints
- point data array
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Method Details
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getSetCount
public int getSetCount()Description copied from interface:PlotData
Returns the number of subsets in this object.- Specified by:
getSetCount
in interfacePlotData
- Returns:
- subset count
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getSetName
Description copied from interface:PlotData
Returns the name for a given subset.- Specified by:
getSetName
in interfacePlotData
- Parameters:
iset
- subset index- Returns:
- subset name
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getSetStyle
Description copied from interface:PlotData
Returns the plotting style for a given subset.- Specified by:
getSetStyle
in interfacePlotData
- Parameters:
iset
- subset index- Returns:
- subset style
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getNdim
public int getNdim()Description copied from interface:PlotData
Returns the dimensionality of data points in this object.- Specified by:
getNdim
in interfacePlotData
- Returns:
- length of
PointSequence.getPoint()
return values
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getNerror
public int getNerror()Description copied from interface:PlotData
Returns the number of error points per data point in this object.- Specified by:
getNerror
in interfacePlotData
- Returns:
- length of
PointSequence.getErrors()
return values
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hasLabels
public boolean hasLabels()Description copied from interface:PlotData
Indicates whether there are or may be text labels associated with the data points in this object.- Specified by:
hasLabels
in interfacePlotData
- Returns:
- true if
PointSequence.getLabel()
may have non-null returns
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getPointSequence
Description copied from interface:PlotData
Returns an iterator over the data points in this object.- Specified by:
getPointSequence
in interfacePlotData
- Returns:
- new point iterator
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setPoints
Sets the point array supplying the data for this object.- Parameters:
points
- point array
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getPoints
Returns the point array supplying the data for this object.- Returns:
- point array
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copyPlotData
Factory method which constructs a new ArrayPlotData object with data which is a copy of that taken from a suppliedPlotData
object.- Parameters:
data
- data object to copy- Returns:
- new ArrayPlotData object
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