Java Doc for DefaultContourDataset.java in  » Chart » jfreechart » org » jfree » data » contour » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Chart » jfreechart » org.jfree.data.contour   Source Cross Reference   Class Diagram   Java Document (Java Doc)   org.jfree.data.xy.AbstractXYZDataset    org.jfree.data.contour.DefaultContourDataset All known Subclasses:   org.jfree.data.contour.NonGridContourDataset, DefaultContourDataset public class DefaultContourDataset extends AbstractXYZDataset implements ContourDataset(Code) A convenience class that provides a default implementation of the ContourDataset interface. XYPlotXYBlockRenderer Field Summary  boolean[] dateAxis      Flags that track whether x, y and z are dates. protected  Comparable seriesKey      The series name (this dataset supports only one series). protected  int[] xIndex      The index for the start of each column in the data. protected  Number[] xValues      Storage for the x values. protected  Number[] yValues      Storage for the y values. protected  Number[] zValues      Storage for the z values. Constructor Summary public   DefaultContourDataset()      Creates a new dataset, initially empty. public   DefaultContourDataset(Comparable seriesKey, Object[] xData, Object[] yData, Object[] zData)      Constructs a new dataset with the given data. Method Summary public static  Object[][] formObjectArray(double[][] data)      Creates an object array from an array of doubles. Parameters:   data - the data. public static  Object[] formObjectArray(double[] data)      Creates an object array from an array of doubles. Parameters:   data - the data. public  int getItemCount(int series)      Returns the number of items in the specified series. public  double getMaxZValue()      Returns the maximum z-value. public  double getMinZValue()      Returns the minimum z-value. public  double getMinZValue(double minX, double minY, double maxX, double maxY)      Returns the minimum z-value. Parameters:   minX - the minimum x value. Parameters:   minY - the minimum y value. Parameters:   maxX - the maximum x value. Parameters:   maxY - the maximum y value. public  int getSeriesCount()      Returns the number of series. public  Comparable getSeriesKey(int series)      Returns the name of the specified series. Method provided to satisfy the XYDataset interface implementation Parameters:   series - must be zero. public  Number getX(int series, int item)      Returns the x value for the specified series and index (zero-based indices). public  int[] getXIndices()      Returns the index of the xvalues. public  Number getXValue(int item)      Returns an x value. Parameters:   item - the item index (zero-based). public  Number[] getXValues()      Returns the x values. public  Number getY(int series, int item)      Returns the y value for the specified series and index (zero-based indices). public  Number[] getYValues()      Returns a Number array containing all y values. public  Number getZ(int series, int item)      Returns the z value for the specified series and index (zero-based indices). public  Range getZValueRange(Range x, Range y)      Returns the maximum z-value within visible region of plot. Parameters:   x - the x range. Parameters:   y - the y range. public  Number[] getZValues()      Returns a Number array containing all z values. public  int[] indexX()      Returns an int array contain the index into the x values. public  int indexX(int k)      Given index k, returns the column index containing k. Parameters:   k - index of interest. public  int indexY(int k)      Given index k, return the row index containing k. Parameters:   k - index of interest. public  int indexZ(int i, int j)      Given column and row indices, returns the k index. Parameters:   i - index of along x-axis. Parameters:   j - index of along y-axis. public  void initialize(Object[] xData, Object[] yData, Object[] zData)      Initialises the dataset. public  boolean isDateAxis(int axisNumber)      Returns true if axis are dates. Parameters:   axisNumber - The axis where 0-x, 1-y, and 2-z. public  void setSeriesKeys(Comparable[] seriesKeys)      Sets the names of the series in the data source. Field Detail dateAxis boolean[] dateAxis(Code) Flags that track whether x, y and z are dates. seriesKey protected Comparable seriesKey(Code) The series name (this dataset supports only one series). xIndex protected int[] xIndex(Code) The index for the start of each column in the data. xValues protected Number[] xValues(Code) Storage for the x values. yValues protected Number[] yValues(Code) Storage for the y values. zValues protected Number[] zValues(Code) Storage for the z values. Constructor Detail DefaultContourDataset public DefaultContourDataset()(Code) Creates a new dataset, initially empty. DefaultContourDataset public DefaultContourDataset(Comparable seriesKey, Object[] xData, Object[] yData, Object[] zData)(Code) Constructs a new dataset with the given data. Parameters:   seriesKey - the series key. Parameters:   xData - the x values. Parameters:   yData - the y values. Parameters:   zData - the z values. Method Detail formObjectArray public static Object[][] formObjectArray(double[][] data)(Code) Creates an object array from an array of doubles. Parameters:   data - the data. An array of Double objects. formObjectArray public static Object[] formObjectArray(double[] data)(Code) Creates an object array from an array of doubles. Parameters:   data - the data. An array of Double objects. getItemCount public int getItemCount(int series)(Code) Returns the number of items in the specified series. This method is provided to satisfy the XYDataset interface implementation. Parameters:   series - must be zero, as this dataset only supports one series. The item count. getMaxZValue public double getMaxZValue()(Code) Returns the maximum z-value. The maximum z-value. getMinZValue public double getMinZValue()(Code) Returns the minimum z-value. The minimum z-value. getMinZValue public double getMinZValue(double minX, double minY, double maxX, double maxY)(Code) Returns the minimum z-value. Parameters:   minX - the minimum x value. Parameters:   minY - the minimum y value. Parameters:   maxX - the maximum x value. Parameters:   maxY - the maximum y value. The minimum z-value. getSeriesCount public int getSeriesCount()(Code) Returns the number of series. Required by XYDataset interface (this will always return 1) 1. getSeriesKey public Comparable getSeriesKey(int series)(Code) Returns the name of the specified series. Method provided to satisfy the XYDataset interface implementation Parameters:   series - must be zero. The series name. getX public Number getX(int series, int item)(Code) Returns the x value for the specified series and index (zero-based indices). Required by the XYDataset . Parameters:   series - must be zero; Parameters:   item - the item index (zero-based). The x value. getXIndices public int[] getXIndices()(Code) Returns the index of the xvalues. The x values. getXValue public Number getXValue(int item)(Code) Returns an x value. Parameters:   item - the item index (zero-based). The X value. getXValues public Number[] getXValues()(Code) Returns the x values. The x values. getY public Number getY(int series, int item)(Code) Returns the y value for the specified series and index (zero-based indices). Required by the XYDataset . Parameters:   series - the series index (must be zero for this dataset). Parameters:   item - the item index (zero-based). The Y value. getYValues public Number[] getYValues()(Code) Returns a Number array containing all y values. The Y values. getZ public Number getZ(int series, int item)(Code) Returns the z value for the specified series and index (zero-based indices). Required by the XYDataset Parameters:   series - the series index (must be zero for this dataset). Parameters:   item - the item index (zero-based). The Z value. getZValueRange public Range getZValueRange(Range x, Range y)(Code) Returns the maximum z-value within visible region of plot. Parameters:   x - the x range. Parameters:   y - the y range. The z range. getZValues public Number[] getZValues()(Code) Returns a Number array containing all z values. The Z values. indexX public int[] indexX()(Code) Returns an int array contain the index into the x values. The X values. indexX public int indexX(int k)(Code) Given index k, returns the column index containing k. Parameters:   k - index of interest. The column index. indexY public int indexY(int k)(Code) Given index k, return the row index containing k. Parameters:   k - index of interest. The row index. indexZ public int indexZ(int i, int j)(Code) Given column and row indices, returns the k index. Parameters:   i - index of along x-axis. Parameters:   j - index of along y-axis. The Z index. initialize public void initialize(Object[] xData, Object[] yData, Object[] zData)(Code) Initialises the dataset. Parameters:   xData - the x values. Parameters:   yData - the y values. Parameters:   zData - the z values. isDateAxis public boolean isDateAxis(int axisNumber)(Code) Returns true if axis are dates. Parameters:   axisNumber - The axis where 0-x, 1-y, and 2-z. A boolean. setSeriesKeys public void setSeriesKeys(Comparable[] seriesKeys)(Code) Sets the names of the series in the data source. Parameters:   seriesKeys - the keys of the series in the data source. Methods inherited from org.jfree.data.xy.AbstractXYZDataset public double getZValue(int series, int item)(Code)(Java Doc)