Interface ContourDataset

public interface ContourDataset

extends XYZDataset

The interface through which JFreeChart obtains data in the form of (x, y, z) items - used for XY and XYZ plots.

Method Summary
`double`	`getMaxZValue()` Returns the largest Z data value.
`double`	`getMinZValue()` Returns the smallest Z data value.
`int[]`	`getXIndices()` Returns the index of the xvalues.
`Number[]`	`getXValues()` Returns the array of Numbers representing the x data values.
`Number[]`	`getYValues()` Returns the array of Numbers representing the y data values.
`Range`	`getZValueRange(Range x, Range y)` Returns the maximum z-value within visible region of plot.
`Number[]`	`getZValues()` Returns the array of Numbers representing the z data values.
`int[]`	`indexX()` Returns an int array contain the index into the x values.
`boolean`	`isDateAxis(int axisNumber)` Returns true if axis are dates.

Methods inherited from interface org.jfree.data.general.Dataset
`addChangeListener`, `getGroup`, `removeChangeListener`, `setGroup`

Methods inherited from interface org.jfree.data.general.SeriesDataset
`getSeriesCount`, `getSeriesKey`, `indexOf`

Methods inherited from interface org.jfree.data.xy.XYDataset
`getDomainOrder`, `getItemCount`, `getX`, `getXValue`, `getY`, `getYValue`

Methods inherited from interface org.jfree.data.xy.XYZDataset
`getZ`, `getZValue`

public double getMaxZValue()

Returns the largest Z data value.
Returns:
The maximum Z value.

public double getMinZValue()

Returns the smallest Z data value.
Returns:
The minimum Z value.

public int[] getXIndices()

Returns the index of the xvalues.
Returns:
The x values.

public Number[] getXValues()

Returns the array of Numbers representing the x data values.
Returns:
The array of x values.

public Number[] getYValues()

Returns the array of Numbers representing the y data values.
Returns:
The array of y values.

public Range getZValueRange(Range x,
                            Range y)

Returns the maximum z-value within visible region of plot.
Parameters:
x - the x-value.
y - the y-value.
Returns:
The maximum z-value.

public Number[] getZValues()

Returns the array of Numbers representing the z data values.
Returns:
The array of z values.

public int[] indexX()

Returns an int array contain the index into the x values.
Returns:
The X values.

public boolean isDateAxis(int axisNumber)

Returns true if axis are dates.
Parameters:
axisNumber - the axis where 0-x, 1-y, and 2-z.
Returns:
true or false.

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Method Summary