com.approximatrix.charting.model
Class DefaultDataSet

java.lang.Object
  com.approximatrix.charting.model.DefaultDataSet

All Implemented Interfaces:

DataSet

Direct Known Subclasses:

EditableDataSet

public class DefaultDataSet
extends java.lang.Object
implements DataSet

This is a default DataSet implementation.

Version:

1.0

Author:

mueller

Field Summary

protected int	axis
protected java.util.ArrayList	columns
protected java.util.ArrayList	data
protected java.lang.String	title

Constructor Summary

DefaultDataSet()
Creates a new empty DefaultDataSet with default axis binding.

DefaultDataSet(int axis)
Creates a new empty DefaultDataSet with the given Axis binding.

DefaultDataSet(java.lang.Object[] data, java.lang.Object[] columns, int axis)
Creates a new DefaultDataSet with the given data and the Axis binding.

DefaultDataSet(java.lang.Object[] data, java.lang.Object[] columns, int axis, java.lang.String title)
Creates a new DefaultDataSet with the given data and the Axis binding.

Method Summary

java.lang.Object	getColumnValueAt(int index) Returns the column value.
int	getDataSetLength() Returns the length of this data set, ie the minimum of the columns and the data array length.
java.lang.String	getTitle() Returns the title of this DataSet.
java.lang.Object	getValueAt(int index) Returns the data at the specified index.
int	getYAxis() Returns the Axis binding.
void	setColumnValueAt(int index, java.lang.Object col) Sets a column value.
void	setTitle(java.lang.String title) Sets the title of this DataSet.
void	setValueAt(int index, java.lang.Object val) Sets the given value at the specified index.
void	setYAxis(int yaxis) Sets the Axis binding.

Methods inherited from class java.lang.Object

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

Field Detail

data

protected java.util.ArrayList data

columns

protected java.util.ArrayList columns

axis

protected int axis

title

protected java.lang.String title

Constructor Detail

DefaultDataSet

public DefaultDataSet()

Creates a new empty DefaultDataSet with default axis binding.

DefaultDataSet

public DefaultDataSet(int axis)

Creates a new empty DefaultDataSet with the given Axis binding.

DefaultDataSet

public DefaultDataSet(java.lang.Object[] data,
                      java.lang.Object[] columns,
                      int axis)

Creates a new DefaultDataSet with the given data and the Axis binding.

Parameters:

data - the DataSet values

columns - the DataSet columns, the value and the column array should have the same length. The columns have to be sorted.

axis - the Axis binding

DefaultDataSet

public DefaultDataSet(java.lang.Object[] data,
                      java.lang.Object[] columns,
                      int axis,
                      java.lang.String title)

Creates a new DefaultDataSet with the given data and the Axis binding.

Parameters:

data - the DataSet values

columns - the DataSet columns, the value and the column array should have the same length. The columns have to be sorted.

axis - the Axis binding

Method Detail

getDataSetLength

public int getDataSetLength()

Returns the length of this data set, ie the minimum of the columns and the data array length.

Specified by:

getDataSetLength in interface DataSet

Returns:

the length of the DataSet

getValueAt

public java.lang.Object getValueAt(int index)

Returns the data at the specified index.

Specified by:

getValueAt in interface DataSet

Parameters:

index - the data index

Returns:

the Object value

getYAxis

public int getYAxis()

Returns the Axis binding.

Specified by:

getYAxis in interface DataSet

Returns:

the axis binding constant

setValueAt

public void setValueAt(int index,
                       java.lang.Object val)

Sets the given value at the specified index.

Specified by:

setValueAt in interface DataSet

Parameters:

index - the value index

val - the Object value

setYAxis

public void setYAxis(int yaxis)

Sets the Axis binding.

Specified by:

setYAxis in interface DataSet

Parameters:

yaxis - the axis binding constant

getColumnValueAt

public java.lang.Object getColumnValueAt(int index)

Returns the column value.

Specified by:

getColumnValueAt in interface DataSet

Parameters:

index - the column index

Returns:

the column value

setColumnValueAt

public void setColumnValueAt(int index,
                             java.lang.Object col)

Sets a column value.

Specified by:

setColumnValueAt in interface DataSet

Parameters:

index - the column index

col - the column value

setTitle

public void setTitle(java.lang.String title)

Sets the title of this DataSet.

Specified by:

setTitle in interface DataSet

Parameters:

title - the String title

getTitle

public java.lang.String getTitle()

Returns the title of this DataSet.

Specified by:

getTitle in interface DataSet

Returns:

the String title