weka.gui.beans

## Class AbstractOffscreenChartRenderer

- java.lang.Object
- - weka.gui.beans.AbstractOffscreenChartRenderer

- All Implemented Interfaces:
    OffscreenChartRenderer
  Direct Known Subclasses:
    WekaOffscreenChartRenderer

      public abstract class AbstractOffscreenChartRenderer
      extends java.lang.Object
      implements OffscreenChartRenderer

  Abstract base class for offscreen chart renderers. Provides a method for retrieving options and a convenience method for getting the index of an attribute given its name.
  Version:
    $Revision: 8034 $
  Author:
    Mark Hall (mhall{[at]}pentaho{[dot]}com)

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `AbstractOffscreenChartRenderer()`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `java.lang.String` | `optionsTipTextHTML()` Gets a short list of additional options (if any), suitable for displaying in a tip text, in HTML form.

    - ### Methods inherited from class java.lang.Object

      `equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

    - ### Methods inherited from interface weka.gui.beans.OffscreenChartRenderer

      `rendererName, renderHistogram, renderXYLineChart, renderXYScatterPlot`

- - ### Constructor Detail

    - #### AbstractOffscreenChartRenderer

          public AbstractOffscreenChartRenderer()

  - ### Method Detail

    - #### optionsTipTextHTML

          public java.lang.String optionsTipTextHTML()

      Gets a short list of additional options (if any), suitable for displaying in a tip text, in HTML form. Concrete subclasses should override this if they can actually process additional options.
      Specified by:
        `optionsTipTextHTML` in interface `OffscreenChartRenderer`
      Returns:
        additional options description in simple HTML form