<html> <head> <title>Interface XChartData</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <link rel="stylesheet" type="text/css" href="../../../../idl.css"> </head> <body> <div id="adc-idlref"> <a name="_top_"> </a><table class="navimain" border="0" cellpadding="3"> <tr> <td class="navimain"><a href="../module-ix.html" class="navimain">Overview</a></td> <td class="navimain"><a href="module-ix.html" class="navimain">Module</a></td> <td class="navimain"><a href="XChartData-xref.html" class="navimain">Use</a></td> <td class="navimain"><a href="http://wiki.services.openoffice.org/wiki/Documentation/DevGuide/Charts/Data_Access" class="navimain">Devguide</a></td> <td class="navimain"><a href="../../../../index-files/index-1.html" class="navimain">Index</a></td> </tr> </table> <table class="navisub" border="0" cellpadding="0"> <tr> <td class="navisub"><a href="#MethodsSummary" class="navisub">Methods' Summary</a></td> <td class="navisub">Attributes' Summary</td> <td class="navisub"><a href="#MethodsDetails" class="navisub">Methods' Details</a></td> <td class="navisub">Attributes' Details</td> </tr> </table> <hr> <table border="0" width="100%" cellpadding="5" cellspacing="3" class="title-table" style="margin-bottom:6pt;"> <tr> <td><p class="namechain"><a href="../../../../module-ix.html" class="namechain">::</a> <a href="../../../module-ix.html" class="namechain">com</a> :: <a href="../../module-ix.html" class="namechain">sun</a> :: <a href="../module-ix.html" class="namechain">star</a> :: <a href="module-ix.html" class="namechain">chart</a> :: </p> </td> </tr> <tr> <td class="title">interface XChartData</td> </tr> <tr> <td/></tr> <tr> <td><dl> <dt><b>Description</b></dt> <dd>manages the data of the chart. </dd> <dt><b>See also</b></dt> <dd><a href="XChartDocument.html">XChartDocument</a></dd> </dl> <a name="devmanual"> </a><dl> <dt><b>Developers Guide</b></dt> <dd><a href="http://wiki.services.openoffice.org/wiki/Documentation/DevGuide/Charts/Data_Access">Charts - Data Access</a></dd> </dl> </td> </tr> </table> <hr> <a name="MethodsSummary"/><table border="1" width="100%" cellpadding="5" cellspacing="0" class="subtitle"> <tr> <td class="subtitle" colspan="2">Methods' Summary</td> </tr> <tr> <td class="imsum_left"><a href="#addChartDataChangeEventListener">addChartDataChangeEventListener</a></td> <td class="imsum_right">allows a component supporting the <a href="XChartDataChangeEventListener.html">XChartDataChangeEventListener</a> interface to register as listener. The component will be notified with a <a href="ChartDataChangeEvent.html">ChartDataChangeEvent</a> every time the chart's data changes.</p> </td> </tr> <tr> <td class="imsum_left"><a href="#removeChartDataChangeEventListener">removeChartDataChangeEventListener</a></td> <td class="imsum_right">removes a previously registered listener. </td> </tr> <tr> <td class="imsum_left"><a href="#getNotANumber">getNotANumber</a></td> <td class="imsum_right"> </td> </tr> <tr> <td class="imsum_left"><a href="#isNotANumber">isNotANumber</a></td> <td class="imsum_right">checks whether the value given is equal to the indicator value for a missing value. </td> </tr> </table> <a name="MethodsDetails"/><table border="1" width="100%" cellpadding="5" cellspacing="0" class="subtitle"> <tr> <td class="subtitle">Methods' Details</td> </tr> <tr> <td class="imdetail"><a name="addChartDataChangeEventListener" class="membertitle">addChartDataChangeEventListener</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">void</td> </tr> <tr> <td valign="top"><b>addChartDataChangeEventListener</b>(</td> <td valign="top">[in] <a href="XChartDataChangeEventListener.html">XChartDataChangeEventListener</a></td> <td valign="bottom"> aListener );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>allows a component supporting the <a href="XChartDataChangeEventListener.html">XChartDataChangeEventListener</a> interface to register as listener. The component will be notified with a <a href="ChartDataChangeEvent.html">ChartDataChangeEvent</a> every time the chart's data changes.</p> </dd> <dt><b>Parameter aListener</b></dt> <dd>the component that is to be added as listener </dd> <dt><b>See also</b></dt> <dd><a href="XChartDataChangeEventListener.html">XChartDataChangeEventListener</a>, <a href="ChartDataChangeEvent.html">ChartDataChangeEvent</a></dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="removeChartDataChangeEventListener" class="membertitle">removeChartDataChangeEventListener</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">void</td> </tr> <tr> <td valign="top"><b>removeChartDataChangeEventListener</b>(</td> <td valign="top">[in] <a href="XChartDataChangeEventListener.html">XChartDataChangeEventListener</a></td> <td valign="bottom"> aListener );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>removes a previously registered listener. </dd> <dt><b>Parameter aListener</b></dt> <dd>the component that is to be removed </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="getNotANumber" class="membertitle">getNotANumber</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">double</td> </tr> <tr> <td valign="top"><b>getNotANumber</b>();</td> </tr> </table> <hr> <dl> <dt><b>Returns</b></dt> <dd>the value which is to be used as an indicator for a missing value in the data. <p>In IEEE arithmetic format it is one of the NaN values, so there are no conflicts with existing numeric values.</p> </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="isNotANumber" class="membertitle">isNotANumber</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">boolean</td> </tr> <tr> <td valign="top"><b>isNotANumber</b>(</td> <td valign="top">[in] double</td> <td valign="bottom"> nNumber );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>checks whether the value given is equal to the indicator value for a missing value. </dd> <dd><p>In IEEE arithmetic format it is one of the NaN values, so there are no conflicts with existing numeric values.</p> <p>Always use this method to check, if a value is <em>not a number</em>. If you compare the value returned by <a href="XChartData.html">XChartData</a>::<a href="XChartData.html#getNotANumber">getNotANumber</a> to another double value using the = operator, you may not get the desired result!</p> </dd> <dt><b>Returns</b></dt> <dd><b>true</b> if the number given is interpreted by the chart as a missing value. </dd> <dt><b>Parameter nNumber</b></dt> <dd>the number that you want to check for validity. </dd> </dl> </td> </tr> </table> </td> </tr> </table> <a href="#_top_">Top of Page</a><hr size="3"><p class="copyright" align="center">Copyright © 2011, Oracle and/or its affiliates. All rights reserved. Oracle and Java are registered trademarks of Oracle and/or its affiliates. Other names may be trademarks of their respective owners.</p> </div> <!-- id="adc-idlref" --> </body> </html>
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