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<a href='http://mapbuilder.sourceforge.net'>Community Map Builder</a> 27 Apr 2008 Overview
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<b><a href='http://mapbuilder.sourceforge.net'>Community Map Builder</a> 27 Apr 2008</b></em>
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<center>
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<h2>AoiForm.js</h2>
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</center>
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<h4>Summary</h4>
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No overview generated for 'AoiForm.js'<BR/><BR/>
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<td colspan=2><font size="+2">
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<b>Class Summary</b>
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</font></td>
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</tr>
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<tr bgcolor="white" class="TableRowColor">
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<td width="15%"><b><a href="AoiForm.html">AoiForm</a></b></td>
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<td> </td>
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</tr>
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</table>
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<hr/>
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<!-- ========== METHOD SUMMARY =========== -->
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<!-- ========== END METHOD SUMMARY =========== -->
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<pre class="sourceview"><span class="comment">/*
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Author: Mike Adair mike.adairATccrs.nrcan.gc.ca
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License: LGPL as per: http://www.gnu.org/copyleft/lesser.html
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$Id: AoiForm.js 3879 2008-02-27 14:20:29Z gjvoosten $
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*/</span>
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<span class="comment">
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// Ensure this object's dependancies are loaded.</span>
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mapbuilder.loadScript(baseDir+<span class="literal">"/widget/WidgetBaseXSL.js"</span>);
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<span class="comment">/**
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* Widget to display the AOI box coordinates in a form.
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*
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* <span class="attrib">@constructor</span>
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* <span class="attrib">@base</span> WidgetBaseXSL
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* <span class="attrib">@param</span> widgetNode This widget's object node from the configuration document.
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* <span class="attrib">@param</span> model The model that this widget is a view of.
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*/</span>
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<span class="reserved">function</span> AoiForm(widgetNode, model) {
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WidgetBaseXSL.apply(<span class="reserved">this</span>,new Array(widgetNode, model));
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<span class="comment">/**
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* Output the AOI coordinates to the associated form input elements. This
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* method is registered as an AOI listener on the context doc.
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* <span class="attrib">@param</span> objRef Pointer to this AoiForm object.
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* <span class="attrib">@param</span> targetNode The node for the enclosing HTML tag for this widget.
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*/</span>
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<span class="reserved">this</span>.displayAoiCoords = <span class="reserved">function</span>(objRef, targetNode) {
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var aoiForm = document.getElementById(objRef.formName);
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var aoi = objRef.model.getParam(<span class="literal">"aoi"</span>);
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<span class="reserved">if</span> (aoi && aoiForm) {
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aoiForm.westCoord.value = aoi[0][0];
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aoiForm.northCoord.value = aoi[0][1];
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aoiForm.eastCoord.value = aoi[1][0];
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aoiForm.southCoord.value = aoi[1][1];
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}
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}
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<span class="reserved">this</span>.model.addListener(<span class="literal">'aoi'</span>, <span class="reserved">this</span>.displayAoiCoords, <span class="reserved">this</span>);
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<span class="comment">/**
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* Handles user input from the form element. This is an onblur handler for
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* the input elements.
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*/</span>
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<span class="reserved">this</span>.setAoi = <span class="reserved">function</span>() {
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var aoi = <span class="reserved">this</span>.model.getParam(<span class="literal">"aoi"</span>);
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<span class="reserved">if</span> (aoi) {
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var ul = aoi[0];
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var lr = aoi[1];
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switch(<span class="reserved">this</span>.name) {
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case <span class="literal">'westCoord'</span>:
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ul[0] = <span class="reserved">this</span>.value;
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break;
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case <span class="literal">'northCoord'</span>:
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ul[1] = <span class="reserved">this</span>.value;
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break;
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case <span class="literal">'eastCoord'</span>:
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lr[0] = <span class="reserved">this</span>.value;
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break;
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case <span class="literal">'southCoord'</span>:
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lr[1] = <span class="reserved">this</span>.value;
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break;
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}
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<span class="reserved">this</span>.model.setParam(<span class="literal">"aoi"</span>,new Array(ul,lr) );
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}
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}
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<span class="comment">/**
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* Refreshes the form onblur handlers when this widget is painted.
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* <span class="attrib">@param</span> objRef Pointer to this AoiForm object.
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*/</span>
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<span class="reserved">this</span>.postPaint = <span class="reserved">function</span>(objRef) {
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var aoiForm = document.getElementById(objRef.formName);
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aoiForm.westCoord.onblur = objRef.setAoi;
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aoiForm.northCoord.onblur = objRef.setAoi;
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aoiForm.eastCoord.onblur = objRef.setAoi;
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aoiForm.southCoord.onblur = objRef.setAoi;
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aoiForm.westCoord.model = objRef.model;
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aoiForm.northCoord.model = objRef.model;
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aoiForm.eastCoord.model = objRef.model;
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aoiForm.southCoord.model = objRef.model;
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}
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<span class="comment">
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//set some properties for the form output</span>
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<span class="comment"> //allow it to have a different form name</span>
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<span class="reserved">this</span>.formName = <span class="reserved">this</span>.getProperty(<span class="literal">"mb:formName"</span>, <span class="literal">"AoiForm_"</span> + mbIds.getId());
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<span class="reserved">this</span>.stylesheet.setParameter(<span class="literal">"formName"</span>, <span class="reserved">this</span>.formName);
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}
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</pre>
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<b><a href='http://mapbuilder.sourceforge.net'>Community Map Builder</a> 27 Apr 2008</b></em>
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<div class="jsdoc_ctime">Documentation generated by <a href="http://jsdoc.sourceforge.net/" target="_parent">JSDoc</a> on Sun Apr 27 20:30:54 2008</div>
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