xyseries.html

来自「JFreeChart的帮助文档」· HTML 代码 · 共 914 行 · 第 1/3 页

<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jfree/data/XYSeries.html#getMaximumItemCount()">getMaximumItemCount</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the maximum number of items that will be retained in the series.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.lang.Number</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jfree/data/XYSeries.html#getXValue(int)">getXValue</A></B>(int&nbsp;index)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the x-value at the specified index.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.lang.Number</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jfree/data/XYSeries.html#getYValue(int)">getYValue</A></B>(int&nbsp;index)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the y-value at the specified index.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jfree/data/XYSeries.html#setMaximumItemCount(int)">setMaximumItemCount</A></B>(int&nbsp;maximum)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets the maximum number of items that will be retained in the series.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jfree/data/XYSeries.html#update(int, java.lang.Number)">update</A></B>(int&nbsp;index,
       java.lang.Number&nbsp;y)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Updates the value of an item in the series.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.jfree.data.Series"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class org.jfree.data.<A HREF="../../../org/jfree/data/Series.html">Series</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../org/jfree/data/Series.html#addChangeListener(org.jfree.data.SeriesChangeListener)">addChangeListener</A>, <A HREF="../../../org/jfree/data/Series.html#addPropertyChangeListener(java.beans.PropertyChangeListener)">addPropertyChangeListener</A>, <A HREF="../../../org/jfree/data/Series.html#firePropertyChange(java.lang.String, java.lang.Object, java.lang.Object)">firePropertyChange</A>, <A HREF="../../../org/jfree/data/Series.html#fireSeriesChanged()">fireSeriesChanged</A>, <A HREF="../../../org/jfree/data/Series.html#getDescription()">getDescription</A>, <A HREF="../../../org/jfree/data/Series.html#getName()">getName</A>, <A HREF="../../../org/jfree/data/Series.html#notifyListeners(org.jfree.data.SeriesChangeEvent)">notifyListeners</A>, <A HREF="../../../org/jfree/data/Series.html#removeChangeListener(org.jfree.data.SeriesChangeListener)">removeChangeListener</A>, <A HREF="../../../org/jfree/data/Series.html#removePropertyChangeListener(java.beans.PropertyChangeListener)">removePropertyChangeListener</A>, <A HREF="../../../org/jfree/data/Series.html#setDescription(java.lang.String)">setDescription</A>, <A HREF="../../../org/jfree/data/Series.html#setName(java.lang.String)">setName</A></CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class java.lang.Object</B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>

<!-- ============ FIELD DETAIL =========== -->

<A NAME="field_detail"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Field Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="data"><!-- --></A><H3>
data</H3>
<PRE>
protected java.util.List <B>data</B></PRE>
<DL>
<DD>Storage for the data items in the series.
<P>
<DL>
</DL>
</DL>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="XYSeries(java.lang.String)"><!-- --></A><H3>
XYSeries</H3>
<PRE>
public <B>XYSeries</B>(java.lang.String&nbsp;name)</PRE>
<DL>
<DD>Constructs a new xy-series that contains no data.
 <p>
 By default, duplicate x-values will be allowed for the series.
<P>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - the series name.</DL>
<HR>

<A NAME="XYSeries(java.lang.String, boolean)"><!-- --></A><H3>
XYSeries</H3>
<PRE>
public <B>XYSeries</B>(java.lang.String&nbsp;name,
                boolean&nbsp;allowDuplicateXValues)</PRE>
<DL>
<DD>Constructs a new xy-series that contains no data.  You can specify whether or not
 duplicate x-values are allowed for the series.
<P>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - the series name.<DD><CODE>allowDuplicateXValues</CODE> - a flag that controls whether duplicate x-values are allowed.</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Method Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="getItemCount()"><!-- --></A><H3>
getItemCount</H3>
<PRE>
public int <B>getItemCount</B>()</PRE>
<DL>
<DD>Returns the number of items in the series.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The item count.</DL>
</DD>
</DL>
<HR>

<A NAME="getItems()"><!-- --></A><H3>
getItems</H3>
<PRE>
public java.util.List <B>getItems</B>()</PRE>
<DL>
<DD>Returns the list of data items for the series (the list contains <A HREF="../../../org/jfree/data/XYDataItem.html"><CODE>XYDataItem</CODE></A> 
 objects and is unmodifiable).
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The list of data items.</DL>
</DD>
</DL>
<HR>

<A NAME="getMaximumItemCount()"><!-- --></A><H3>
getMaximumItemCount</H3>
<PRE>
public int <B>getMaximumItemCount</B>()</PRE>
<DL>
<DD>Returns the maximum number of items that will be retained in the series.
 <P>
 The default value is <code>Integer.MAX_VALUE</code>).
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the maximum item count.</DL>
</DD>
</DL>
<HR>

<A NAME="setMaximumItemCount(int)"><!-- --></A><H3>
setMaximumItemCount</H3>
<PRE>
public void <B>setMaximumItemCount</B>(int&nbsp;maximum)</PRE>
<DL>
<DD>Sets the maximum number of items that will be retained in the series.
 <P>
 If you add a new item to the series such that the number of items will exceed the
 maximum item count, then the FIRST element in the series is automatically removed,
 ensuring that the maximum item count is not exceeded.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>maximum</CODE> - the maximum.</DL>
</DD>
</DL>
<HR>

<A NAME="add(org.jfree.data.XYDataItem)"><!-- --></A><H3>
add</H3>
<PRE>
public void <B>add</B>(<A HREF="../../../org/jfree/data/XYDataItem.html">XYDataItem</A>&nbsp;item)
         throws <A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></PRE>
<DL>
<DD>Adds a data item to the series. A <A HREF="../../../org/jfree/data/SeriesChangeEvent.html"><CODE>SeriesChangeEvent</CODE></A> is sent to all registered 
 listeners.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>item</CODE> - the (x, y) item.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></CODE> - if there is a problem adding the data.</DL>
</DD>
</DL>
<HR>

<A NAME="add(org.jfree.data.XYDataItem, boolean)"><!-- --></A><H3>
add</H3>
<PRE>
public void <B>add</B>(<A HREF="../../../org/jfree/data/XYDataItem.html">XYDataItem</A>&nbsp;item,
                boolean&nbsp;notify)
         throws <A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></PRE>
<DL>
<DD>Adds a data item to the series.  If requested (via <code>notify</code>), a
 <A HREF="../../../org/jfree/data/SeriesChangeEvent.html"><CODE>SeriesChangeEvent</CODE></A> is sent to all registered listeners.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>item</CODE> - the (x, y) item.<DD><CODE>notify</CODE> - a flag that controls whether or not a <A HREF="../../../org/jfree/data/SeriesChangeEvent.html"><CODE>SeriesChangeEvent</CODE></A> is sent to 
                all registered listeners.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></CODE> - if there is a problem adding the data.</DL>
</DD>
</DL>
<HR>

<A NAME="add(double, double)"><!-- --></A><H3>
add</H3>
<PRE>
public void <B>add</B>(double&nbsp;x,
                double&nbsp;y)
         throws <A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></PRE>
<DL>
<DD>Adds a data item to the series.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x value.<DD><CODE>y</CODE> - the y value.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></CODE> - if there is a problem adding the data.</DL>
</DD>
</DL>
<HR>

<A NAME="add(double, double, boolean)"><!-- --></A><H3>
add</H3>
<PRE>
public void <B>add</B>(double&nbsp;x,
                double&nbsp;y,
                boolean&nbsp;notify)
         throws <A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></PRE>
<DL>
<DD>Adds a data item to the series.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x value.<DD><CODE>y</CODE> - the y value.<DD><CODE>notify</CODE> - a flag that controls whether or not a <A HREF="../../../org/jfree/data/SeriesChangeEvent.html"><CODE>SeriesChangeEvent</CODE></A> is sent to 
                all registered listeners.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></CODE> - if there is a problem adding the data.</DL>
</DD>
</DL>
<HR>

<A NAME="add(double, java.lang.Number)"><!-- --></A><H3>
add</H3>
<PRE>
public void <B>add</B>(double&nbsp;x,
                java.lang.Number&nbsp;y)
         throws <A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></PRE>
<DL>
<DD>Adds a data item to the series.
 <P>
 The unusual pairing of parameter types is to make it easier to add null y-values.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x value.<DD><CODE>y</CODE> - the y value.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/jfree/data/SeriesException.html">SeriesException</A></CODE> - if there is a problem adding the data.</DL>
</DD>
</DL>