defaultintervalcategorydataset.html

JFreeChart 9.20的文档 需要用JAVA在网页上做统计图的东东

<DD>Returns the item count.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The item count.</DL>
</DD>
</DL>
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<A NAME="getCategory(int)"><!-- --></A><H3>
getCategory</H3>
<PRE>
public java.lang.Comparable <B>getCategory</B>(int&nbsp;item)</PRE>
<DL>
<DD>Returns a category key.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>item</CODE> - the category index.
<DT><B>Returns:</B><DD>The category key.</DL>
</DD>
</DL>
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<A NAME="getItem(java.lang.Object)"><!-- --></A><H3>
getItem</H3>
<PRE>
public int <B>getItem</B>(java.lang.Object&nbsp;category)</PRE>
<DL>
<DD>Returns an item.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>category</CODE> - the category key.
<DT><B>Returns:</B><DD>The item index.</DL>
</DD>
</DL>
<HR>

<A NAME="getSeriesIndex(java.lang.Object)"><!-- --></A><H3>
getSeriesIndex</H3>
<PRE>
public int <B>getSeriesIndex</B>(java.lang.Object&nbsp;series)</PRE>
<DL>
<DD>Returns a series index.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>series</CODE> - the series.
<DT><B>Returns:</B><DD>The series index.</DL>
</DD>
</DL>
<HR>

<A NAME="getSeries(int)"><!-- --></A><H3>
getSeries</H3>
<PRE>
public java.lang.Comparable <B>getSeries</B>(int&nbsp;series)</PRE>
<DL>
<DD>Returns the name of the specified series.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>series</CODE> - the index of the required series (zero-based).
<DT><B>Returns:</B><DD>the name of the specified series.</DL>
</DD>
</DL>
<HR>

<A NAME="getSeriesName(int)"><!-- --></A><H3>
getSeriesName</H3>
<PRE>
public java.lang.String <B>getSeriesName</B>(int&nbsp;series)</PRE>
<DL>
<DD>Returns the name of the specified series.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/jfree/data/SeriesDataset.html#getSeriesName(int)">getSeriesName</A></CODE> in interface <CODE><A HREF="../../../org/jfree/data/SeriesDataset.html" title="interface in org.jfree.data">SeriesDataset</A></CODE><DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/jfree/data/AbstractSeriesDataset.html#getSeriesName(int)">getSeriesName</A></CODE> in class <CODE><A HREF="../../../org/jfree/data/AbstractSeriesDataset.html" title="class in org.jfree.data">AbstractSeriesDataset</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>series</CODE> - The index of the required series (zero-based).
<DT><B>Returns:</B><DD>the name of the specified series.</DL>
</DD>
</DL>
<HR>

<A NAME="setSeriesKeys(java.lang.Comparable[])"><!-- --></A><H3>
setSeriesKeys</H3>
<PRE>
public void <B>setSeriesKeys</B>(java.lang.Comparable[]&nbsp;seriesKeys)</PRE>
<DL>
<DD>Sets the names of the series in the dataset.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>seriesKeys</CODE> - the keys of the series in the dataset.</DL>
</DD>
</DL>
<HR>

<A NAME="getCategoryCount()"><!-- --></A><H3>
getCategoryCount</H3>
<PRE>
public int <B>getCategoryCount</B>()</PRE>
<DL>
<DD>Returns the number of categories in the dataset.
 <P>
 This method is part of the CategoryDataset interface.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the number of categories in the dataset.</DL>
</DD>
</DL>
<HR>

<A NAME="getSeries()"><!-- --></A><H3>
getSeries</H3>
<PRE>
public java.util.List <B>getSeries</B>()</PRE>
<DL>
<DD>Returns a list of the series in the dataset.
 <P>
 Supports the CategoryDataset interface.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>a list of the series in the dataset.</DL>
</DD>
</DL>
<HR>

<A NAME="getCategories()"><!-- --></A><H3>
getCategories</H3>
<PRE>
public java.util.List <B>getCategories</B>()</PRE>
<DL>
<DD>Returns a list of the categories in the dataset.
 <P>
 Supports the CategoryDataset interface.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>a list of the categories in the dataset.</DL>
</DD>
</DL>
<HR>

<A NAME="getColumnKeys()"><!-- --></A><H3>
getColumnKeys</H3>
<PRE>
public java.util.List <B>getColumnKeys</B>()</PRE>
<DL>
<DD>Returns a list of the categories in the dataset.
 <P>
 Supports the CategoryDataset interface.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/jfree/data/KeyedValues2D.html#getColumnKeys()">getColumnKeys</A></CODE> in interface <CODE><A HREF="../../../org/jfree/data/KeyedValues2D.html" title="interface in org.jfree.data">KeyedValues2D</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>a list of the categories in the dataset.</DL>
</DD>
</DL>
<HR>

<A NAME="setCategoryKeys(java.lang.Comparable[])"><!-- --></A><H3>
setCategoryKeys</H3>
<PRE>
public void <B>setCategoryKeys</B>(java.lang.Comparable[]&nbsp;categoryKeys)</PRE>
<DL>
<DD>Sets the categories for the dataset.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>categoryKeys</CODE> - An array of objects representing the categories in the dataset.</DL>
</DD>
</DL>
<HR>

<A NAME="getValue(java.lang.Comparable, java.lang.Comparable)"><!-- --></A><H3>
getValue</H3>
<PRE>
public java.lang.Number <B>getValue</B>(java.lang.Comparable&nbsp;series,
                                 java.lang.Comparable&nbsp;category)</PRE>
<DL>
<DD>Returns the data value for one category in a series.
 <P>
 This method is part of the CategoryDataset interface.  Not particularly
 meaningful for this class...returns the end value.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/jfree/data/KeyedValues2D.html#getValue(java.lang.Comparable, java.lang.Comparable)">getValue</A></CODE> in interface <CODE><A HREF="../../../org/jfree/data/KeyedValues2D.html" title="interface in org.jfree.data">KeyedValues2D</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>series</CODE> - The required series (zero based index).<DD><CODE>category</CODE> - The required category.
<DT><B>Returns:</B><DD>The data value for one category in a series (null possible).</DL>
</DD>
</DL>
<HR>

<A NAME="getValue(int, int)"><!-- --></A><H3>
getValue</H3>
<PRE>
public java.lang.Number <B>getValue</B>(int&nbsp;series,
                                 int&nbsp;category)</PRE>
<DL>
<DD>Returns the data value for one category in a series.
 <P>
 This method is part of the CategoryDataset interface.  Not particularly
 meaningful for this class...returns the end value.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/jfree/data/Values2D.html#getValue(int, int)">getValue</A></CODE> in interface <CODE><A HREF="../../../org/jfree/data/Values2D.html" title="interface in org.jfree.data">Values2D</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>series</CODE> - The required series (zero based index).<DD><CODE>category</CODE> - The required category.
<DT><B>Returns:</B><DD>The data value for one category in a series (null possible).</DL>
</DD>
</DL>
<HR>

<A NAME="getStartValue(java.lang.Comparable, java.lang.Comparable)"><!-- --></A><H3>
getStartValue</H3>
<PRE>
public java.lang.Number <B>getStartValue</B>(java.lang.Comparable&nbsp;series,
                                      java.lang.Comparable&nbsp;category)</PRE>
<DL>
<DD>Returns the start data value for one category in a series.
 <P>
 This method is part of the IntervalTableDataset interface.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/jfree/data/IntervalCategoryDataset.html#getStartValue(java.lang.Comparable, java.lang.Comparable)">getStartValue</A></CODE> in interface <CODE><A HREF="../../../org/jfree/data/IntervalCategoryDataset.html" title="interface in org.jfree.data">IntervalCategoryDataset</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>series</CODE> - The required series.<DD><CODE>category</CODE> - The required category.
<DT><B>Returns:</B><DD>The start data value for one category in a series (null possible).</DL>
</DD>
</DL>
<HR>

<A NAME="getStartValue(int, int)"><!-- --></A><H3>
getStartValue</H3>
<PRE>
public java.lang.Number <B>getStartValue</B>(int&nbsp;series,
                                      int&nbsp;category)</PRE>
<DL>
<DD>Returns the start data value for one category in a series.