dashboard/public/gadgets/oldDemo/geoCode.xml

Create dashboards with gadgets on node.js

<?xml version="1.0" encoding="UTF-8" ?>
<!-- geoCode.xml -->
<!-- Author: Conor Sayres (csayres@uw.edu) -->
<ModuleXXX>
<ModulePrefs title="Geo Coder" 
    height="10"
    scrolling="true">
     <Require feature="dynamic-height"/>
     <Require feature="opensocial-0.8"/> 
     <Require feature="minimessage"/>
</ModulePrefs> 
<Content type="html"><![CDATA[
<div>
<form name="address" action="#" onsubmit="tq.loadAddress(this.address.value); return false">
      <p>
        <input type="text" size="60" name="address" id="address" style="width:400px" value="Seattle" />
        <input type="submit"  value="Input Address" />
        <input type="button" id="stream" value="Real Time" onclick="tq.RealTime()"/>
      </p>
</div>

<script src="http://maps.google.com/maps?file=api&v=2.x&key=ABQIAAAAKYHb1B3NpT-mpL4s83EIgRQzt0YKTVqUXSYRVWG0hmrtNBrIoRR7DpPaW2tmkpIRWqo23u2fzmKu3g"
    type="text/javascript"></script>
<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>

<script type="text/javascript">

var tq=null,
    DEBUG=true;
var timeIntervalId = 0;
var geocoder = new GClientGeocoder();

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

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

// create InputCoords object
function init(){
    tq = new GeoCode();
    gadgets.window.adjustHeight();
}

function GeoCode(){
    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

    di.registerMe( { namespaceList : _namespaceList,
                    variableList : [ "Viewport_Center_Coordinate_Direct", "Viewport_Speed" ],
                    triggerList : [],
                    successCallback : registrationSuccess,
                    failureCallback : registrationFailure
                } );

    // METHODS
    // Coordinates are entered, tell the DataInterface
  my.celestialCoords = function(){   
    var ra=((findZenithRA(longitude))/15).toString();
    var dec=(latitude).toString();
    var coord = new UW.astro.CelestialCoordinate(ra,dec);
    di.writeVariable(UW.astro.DEFAULT_NAMESPACE, "Viewport_Center_Coordinate", coord)
  }

  function findZenithRA(longitude){
              var date = new Date();
              var month = date.getUTCMonth() + 1;
              var dayofmonth = date.getUTCDate();
              var k = 2; 
                // k = 1 for leapyears

              var G = 6.63681;   // updated for 2010
              var UT = date.getUTCHours() + date.getUTCMinutes()/60.0 + date.getUTCSeconds()/3600.0;
               // UT gets current UT in decimal hours
              var N = Math.floor(275.0*month/9.0)-k*Math.floor((month+9.0)/12.0)+dayofmonth-30;
              // N is algorithm for the day of the year in Observational Astronomy Text
              var ST = (G + .0657098245*N+1.00273791*UT);
              // GST is Greenwich Sidereal Time.  Given in same astro text
                 if (ST>=24){
                    GST = (G + .0657098245*(N+1)+1.00273791*UT)-24;
                 }
                 else{
                    GST = (G + .0657098245*N+1.00273791*UT);
                 }
              var ra = GST + longitude/15.0;
                 if (ra<0){
                    rahours=ra+24;
                 }
                 else if (ra>=24){
                    rahours=ra-24
                 }
                 else{
                    rahours=ra;
                 }
                 var radeg=rahours*15;
    return radeg;
  }

my.RealTime = function(){
  if ( document.getElementById("stream").value == "Real Time" ){
    // Start the timer
    document.getElementById("stream").value = "Stop";
    timeIntervalId = setInterval ( "tq.celestialCoords()", 200);
  }
  else
  {
    document.getElementById("stream").value = "Real Time";
    clearInterval ( timeIntervalId );
  }
}

my.loadAddress =function(address) {
   
     if (geocoder) {
        geocoder.getLatLng(
          address,
          function(point) {
            if (!point) {
              alert(address + " not found");
            } 
            else {
              longitude = point.lng();
              latitude=point.lat();
              var ra=((findZenithRA(longitude))/15).toString();
              var dec=(latitude).toString();
              var coord = new UW.astro.CelestialCoordinate(ra,dec);
              if (parseFloat(di.readVariable(UW.astro.DEFAULT_NAMESPACE, "Viewport_Speed")) != 5) {
                  di.writeVariable(UW.astro.DEFAULT_NAMESPACE, "Viewport_Speed", 5);
                }
              di.writeVariable(UW.astro.DEFAULT_NAMESPACE, "Viewport_Center_Coordinate", coord);
             }
            }
           
        )
      
      }
 return;
}
return my;
}


gadgets.util.registerOnLoadHandler(init); 



</script>

]]></Content>
</Module>