Java Code Examples for org.jfree.data.xy.XYZDataset#getY()

The following examples show how to use org.jfree.data.xy.XYZDataset#getY() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: FormulaXYZURLGenerator.java    From pentaho-reporting with GNU Lesser General Public License v2.1 6 votes vote down vote up 
/**
 * Generates a URL for a particular item within a series. As a guideline, the URL should be valid within the context
 * of an XHTML 1.0 document.
 *
 * @param dataset the dataset (<code>null</code> not permitted).
 * @param series  the series index (zero-based).
 * @param item    the item index (zero-based).
 * @return A string containing the generated URL.
 */
public String generateURL( final XYZDataset dataset, final int series, final int item ) {
  try {
    final Object[] values = new Object[] {
      dataset.getX( series, item ), dataset.getY( series, item ), dataset.getZ( series, item ),
      IntegerCache.getInteger( series ), dataset.getSeriesKey( series ),
      IntegerCache.getInteger( dataset.getSeriesCount() ),
      IntegerCache.getInteger( item ), IntegerCache.getInteger( dataset.getItemCount( series ) )
    };
    formulaExpression.setRuntime( new WrapperExpressionRuntime
      ( new StaticDataRow( ADDITIONAL_COLUMN_KEYS, values ), runtime ) );
    final Object o = formulaExpression.getValue();
    if ( o == null ) {
      return null;
    }
    return String.valueOf( o );
  } finally {
    formulaExpression.setRuntime( null );
  }
}
Example 2
Source File: FormulaXYZTooltipGenerator.java    From pentaho-reporting with GNU Lesser General Public License v2.1 6 votes vote down vote up 
/**
 * Generates a tool tip text item for a particular item within a series.
 *
 * @param dataset the dataset (<code>null</code> not permitted).
 * @param series  the series index (zero-based).
 * @param item    the item index (zero-based).
 * @return The tooltip text (possibly <code>null</code>).
 */
public String generateToolTip( final XYZDataset dataset, final int series, final int item ) {
  try {
    final Object[] values = new Object[] {
      dataset.getX( series, item ), dataset.getY( series, item ), dataset.getZ( series, item ),
      IntegerCache.getInteger( series ), dataset.getSeriesKey( series ),
      IntegerCache.getInteger( dataset.getSeriesCount() ),
      IntegerCache.getInteger( item ), IntegerCache.getInteger( dataset.getItemCount( series ) )
    };
    formulaExpression.setRuntime( new WrapperExpressionRuntime
      ( new StaticDataRow( ADDITIONAL_COLUMN_KEYS, values ), runtime ) );
    final Object o = formulaExpression.getValue();
    if ( o == null ) {
      return null;
    }
    return String.valueOf( o );
  } finally {
    formulaExpression.setRuntime( null );
  }
}
Example 3
Source File: BubbleXYItemLabelGenerator.java    From astor with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the 
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset, 
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();
 
    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);   
    }
    else {
        result[1] = getXFormat().format(x);
    }
    
    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }
    
    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);   
    }
    else {
        result[3] = this.zFormat.format(z);   
    }
    
    return result;
    
}
Example 4
Source File: StandardXYZToolTipGenerator.java    From buffer_bci with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 5
Source File: BubbleXYItemLabelGenerator.java    From buffer_bci with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 6
Source File: StandardXYZToolTipGenerator.java    From buffer_bci with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 7
Source File: BubbleXYItemLabelGenerator.java    From buffer_bci with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 8
Source File: StandardXYZToolTipGenerator.java    From opensim-gui with Apache License 2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the 
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset, 
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();
    
    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);   
    }
    else {
        result[1] = getXFormat().format(x);
    }
    
    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }
    
    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);   
    }
    else {
        result[3] = this.zFormat.format(z);   
    }
    
    return result;
    
}
Example 9
Source File: BubbleXYItemLabelGenerator.java    From opensim-gui with Apache License 2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the 
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset, 
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();
 
    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);   
    }
    else {
        result[1] = getXFormat().format(x);
    }
    
    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }
    
    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);   
    }
    else {
        result[3] = this.zFormat.format(z);   
    }
    
    return result;
    
}
Example 10
Source File: StandardXYZToolTipGenerator.java    From astor with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the 
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset, 
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();
    
    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);   
    }
    else {
        result[1] = getXFormat().format(x);
    }
    
    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }
    
    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);   
    }
    else {
        result[3] = this.zFormat.format(z);   
    }
    
    return result;
    
}
Example 11
Source File: BubbleXYItemLabelGenerator.java    From openstock with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 12
Source File: StandardXYZToolTipGenerator.java    From astor with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 13
Source File: BubbleXYItemLabelGenerator.java    From astor with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 14
Source File: StandardXYZToolTipGenerator.java    From ECG-Viewer with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 15
Source File: BubbleXYItemLabelGenerator.java    From ECG-Viewer with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 16
Source File: StandardXYZToolTipGenerator.java    From SIMVA-SoS with Apache License 2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 17
Source File: BubbleXYItemLabelGenerator.java    From SIMVA-SoS with Apache License 2.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 18
Source File: StandardXYZToolTipGenerator.java    From ccu-historian with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 19
Source File: BubbleXYItemLabelGenerator.java    From ccu-historian with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}
Example 20
Source File: StandardXYZToolTipGenerator.java    From openstock with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Creates the array of items that can be passed to the
 * {@link MessageFormat} class for creating labels.
 *
 * @param dataset  the dataset (<code>null</code> not permitted).
 * @param series  the series (zero-based index).
 * @param item  the item (zero-based index).
 *
 * @return The items (never <code>null</code>).
 */
protected Object[] createItemArray(XYZDataset dataset,
                                   int series, int item) {

    Object[] result = new Object[4];
    result[0] = dataset.getSeriesKey(series).toString();

    Number x = dataset.getX(series, item);
    DateFormat xf = getXDateFormat();
    if (xf != null) {
        result[1] = xf.format(x);
    }
    else {
        result[1] = getXFormat().format(x);
    }

    Number y = dataset.getY(series, item);
    DateFormat yf = getYDateFormat();
    if (yf != null) {
        result[2] = yf.format(y);
    }
    else {
        result[2] = getYFormat().format(y);
    }

    Number z = dataset.getZ(series, item);
    if (this.zDateFormat != null) {
        result[3] = this.zDateFormat.format(z);
    }
    else {
        result[3] = this.zFormat.format(z);
    }

    return result;

}