CustomHistogramDataset
umontreal.iro.lecuyer.charts

Class CustomHistogramDataset

    • Constructor Detail

      • CustomHistogramDataset

        public CustomHistogramDataset()
        Creates a new (empty) dataset with a default type of HistogramType.FREQUENCY.
    • Method Detail

      • getType

        public HistogramType getType()
        Returns the histogram type.
      • setType

        public void setType(HistogramType type)
        Sets the histogram type and sends a DatasetChangeEvent to all registered listeners.
        Parameters:
        type - the type (null not permitted).
      • addSeries

        public void addSeries(Comparable key,             double[] values,             int bins)
        Adds a series to the dataset, using the specified number of bins.
        Parameters:
        key - the series key (null not permitted).
        values - the values (null not permitted).
        bins - the number of bins (must be at least 1).
      • addSeries

        public void addSeries(Comparable key,             double[] values,             int numPoints,             int bins)
        Adds a series to the dataset, using the specified number of bins.
        Parameters:
        key - the series key (null not permitted).
        values - the values (null not permitted).
        numPoints - only the first numPoints values are used.
        bins - the number of bins (must be at least 1).
      • addSeries

        public void addSeries(Comparable key,             double[] values,             int bins,             double minimum,             double maximum)
        Adds a series to the dataset. Any data value less than minimum will be assigned to the first bin, and any data value greater than maximum will be assigned to the last bin. Values falling on the boundary of adjacent bins will be assigned to the higher indexed bin.
        Parameters:
        key - the series key (null not permitted).
        values - the raw observations.
        bins - the number of bins (must be at least 1).
        minimum - the lower bound of the bin range.
        maximum - the upper bound of the bin range.
      • addSeries

        public void addSeries(Comparable key,             double[] values,             int numPoints,             int bins,             double minimum,             double maximum)
        Adds a series to the dataset. Any data value less than minimum will be assigned to the first bin, and any data value greater than maximum will be assigned to the last bin. Values falling on the boundary of adjacent bins will be assigned to the higher indexed bin. Only the first numPoints values are used.
        Parameters:
        key - the series key (null not permitted).
        values - the raw observations.
        numPoints - only the first numPoints values are used.
        bins - the number of bins (must be at least 1).
        minimum - the lower bound of the bin range.
        maximum - the upper bound of the bin range.
      • addSeries

        public void addSeries(Comparable key,             double[] values,             HistogramBin[] bins)
        Adds a series to the dataset. Values falling on the boundary of adjacent bins will be assigned to the higher indexed bin.
        Parameters:
        key - the series key (null not permitted).
        values - the raw observations.
        bins - new bins (size must be at least 1).
      • addSeries

        public void addSeries(Comparable key,             double[] values,             int numPoints,             HistogramBin[] bins)
        Adds a series to the dataset. Values falling on the boundary of adjacent bins will be assigned to the higher indexed bin.
        Parameters:
        key - the series key (null not permitted).
        values - the raw observations.
        numPoints - only the first numPoints values are used.
        bins - new bins (size must be at least 1).
      • getBins

        public List getBins(int series)
        Returns the bins for a series.
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        Returns:
        A list of bins.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • setBins

        public void setBins(int series,           int bins)
        Sets the bins for a series.
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        bins - the number of bins (must be at least 1).
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • setBins

        public void setBins(int series,           int bins,           double minimum,           double maximum)
        Sets the bins for a series.
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        bins - the number of bins (must be at least 1).
        minimum - the lower bound of the bin range.
        maximum - the upper bound of the bin range.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • setBins

        public void setBins(int series,           HistogramBin[] bins)
        Sets the bins for a series.
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        bins - the number of bins (must be at least 1).
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • getValuesList

        public List getValuesList(int series)
        Returns the values for a series.
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        Returns:
        A list of values.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • getValues

        public double[] getValues(int series)
        Returns the values for a series.
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        Returns:
        A table of values.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • setValues

        public void setValues(int series,             List valuesList)
        Sets the values for a series.
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        valuesList - List of new values.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • setValues

        public void setValues(int series,             double[] values)
        Sets the values for a series.
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        values - Table of new values.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • getTotal

        public int getTotal(int series)
        Returns the total number of observations for a series.
        Parameters:
        series - the series index.
        Returns:
        The total.
      • getBinWidth

        public double getBinWidth(int series)
        Returns the bin width for a series.
        Parameters:
        series - the series index (zero based).
        Returns:
        The bin width.
      • getItemCount

        public int getItemCount(int series)
        Returns the number of data items for a series.
        Specified by:
        getItemCount in interface XYDataset
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        Returns:
        The item count.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • getX

        public Number getX(int series,          int item)
        Returns the X value for a bin. This value won't be used for plotting histograms, since the renderer will ignore it. But other renderers can use it (for example, you could use the dataset to create a line chart).
        Specified by:
        getX in interface XYDataset
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        item - the item index (zero based).
        Returns:
        The start value.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • getY

        public Number getY(int series,          int item)
        Returns the y-value for a bin (calculated to take into account the histogram type).
        Specified by:
        getY in interface XYDataset
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        item - the item index (zero based).
        Returns:
        The y-value.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • getStartX

        public Number getStartX(int series,               int item)
        Returns the start value for a bin.
        Specified by:
        getStartX in interface IntervalXYDataset
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        item - the item index (zero based).
        Returns:
        The start value.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • getEndX

        public Number getEndX(int series,             int item)
        Returns the end value for a bin.
        Specified by:
        getEndX in interface IntervalXYDataset
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        item - the item index (zero based).
        Returns:
        The end value.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • getStartY

        public Number getStartY(int series,               int item)
        Returns the start y-value for a bin (which is the same as the y-value). This method exists only to support the general form of the {IntervalXYDataset} interface.
        Specified by:
        getStartY in interface IntervalXYDataset
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        item - the item index (zero based).
        Returns:
        The y-value.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • getEndY

        public Number getEndY(int series,             int item)
        Returns the end y-value for a bin (which is the same as the y-value). This method exists only to support the general form of the IntervalXYDataset} interface.
        Specified by:
        getEndY in interface IntervalXYDataset
        Parameters:
        series - the series index (in the range 0 to getSeriesCount() - 1).
        item - the item index (zero based).
        Returns:
        The Y value.
        Throws:
        IndexOutOfBoundsException - if series is outside the specified range.
      • equals

        public boolean equals(Object obj)
        Tests this dataset for equality with an arbitrary object.
        Overrides:
        equals in class Object
        Parameters:
        obj - the object to test against (null permitted).
        Returns:
        A boolean.

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