dashboard/public/gadgets/oldDemo/kml_sandbox.xml

Create dashboards with gadgets on node.js

<?xml version="1.0" encoding="UTF-8" ?>
<!-- kml_sandbox.xml -->
<!-- Author: Ian Smith (imsmith@uw.edu) -->
<Module>
<ModulePrefs title="KML Sandbox" 
    height="200"
    scrolling="true">
     <Require feature="dynamic-height"/>
     <Require feature="opensocial-0.9"/> 
     <Require feature="minimessage"/>
</ModulePrefs> 

<Content type="html"><![CDATA[

<script src="js/DataInterface.js" type="text/javascript"></script>
<script src="js/widgetlib1.js" type="text/javascript"></script>
<script src="js/astroObjectLib.js" type="text/javascript"></script>

<div id="divKML">
<table> 
  <TBODY><tr> 
    <td>KML:  </td><td><textarea id="taKML_TEXT" rows="6" cols="50"/></td> 
  </tr> 
  <TR>
    <td colspan="2">
        <input id="btKML_SUBMIT" onclick="ks.writeKML();" type="button" value="Write KML"/>
    </td> 
  </TR>
  <TR>
    <td colspan="2">
        <input id="btKML_CLEARLIST" onclick="ks.clearKMLList();" type="button" value="Clear All KML"/>
    </td> 
  </TR> 
<!-- REMOVED  <TR>
    <td colspan="2">
        <input id="btKML_WRITE_500_POINTS" onclick="ks.writeRandomPoints(500);" type="button" value="Write 500 Points"/>
    </td> 
  </TR> 
-->

</TBODY></table>
</div>

<script type="text/javascript">

// KML Sandbox object is global
var ks = null,
    DEBUG = false;


function debugLog(msg){ if(DEBUG){UW.astro.debugLog(GADGET_NAME + ": " + msg);}}

// CONSTANTS
var GADGET_NAME = "KML_Sandbox" + "_" + Math.floor(Math.random()*100000).toString();


// create InputCoords object
function init(){
    ks = new KMLSandbox();
}


function KMLSandbox(){
    var my = new Object();
    // CONSTANTS
    
    
    // PRIVATE
    var _namespaceList = [ UW.astro.DEFAULT_NAMESPACE ];      // list of our current Namespaces. Just init with the default
    
    // Private Helper Variables
    var di = new UW.astro.DataInterface(GADGET_NAME); // make dataInterface object, init with default

    // INIT
    gadgets.window.adjustHeight();
    di.registerMe( { namespaceList : _namespaceList,
                    variableList : [ "KML_List", "Viewport_Point_List" ],
                    triggerList : [],
                } );
   
    // METHODS
    // Coordinates are entered, tell the DataInterface
    my.writeKML = function(){
        debugLog("Writing KML...");
        var kml = (document.getElementById("taKML_TEXT").value).toString();
        var kmlList = di.readVariable(UW.astro.DEFAULT_NAMESPACE, "KML_List");
        if (kmlList === null){
            kmlList = [];
        }
        kmlList.push(kml);
    // JUST A TEST, WILL WANT TO CHANGE NS IN THE FUTURE
        if (di.writeVariable(UW.astro.DEFAULT_NAMESPACE, "KML_List", kmlList)){
            debugLog('Wrote variable "KML_List"');
        }

    }
    my.clearKMLList = function(){
        debugLog("Clearing KML List...");
        // first clear the KML_List
        var kmlList = di.readVariable(UW.astro.DEFAULT_NAMESPACE, "KML_List");
        di.writeVariable(UW.astro.DEFAULT_NAMESPACE, "KML_List", []);
        // next clear the Viewport_Point_List
        var kmlList = di.readVariable(UW.astro.DEFAULT_NAMESPACE, "Viewport_Point_List");
        di.writeVariable(UW.astro.DEFAULT_NAMESPACE, "Viewport_Point_List", new UW.astro.UniqIdList());

    }

    my.writeRandomPoints = function(num){
            // Viewport_Point_List is a UniqIdList
            var pointList = di.readVariable(UW.astro.DEFAULT_NAMESPACE, "Viewport_Point_List");
            if (pointList === null){
                pointList = new UW.astro.UniqIdList();
            }
            for (var i=0; i<num; i++){
                var ra = Math.random()*24;
                var dec = Math.random()*180 - 90;
                var point = new UW.astro.CelestialCoordinate(ra, dec);
                pointList.append(point);
            }
            di.writeVariable(UW.astro.DEFAULT_NAMESPACE, "Viewport_Point_List", pointList);
    }


    return my;
}

 gadgets.util.registerOnLoadHandler(init); 

</script>

]]></Content>
</Module>