ArcGIS for flex basic operations

<?  XML version = "1.0" encoding = "UTF-8"  ?>  
  <  S: Application  Xmlns: FX  = "Http://ns.adobe.com/mxml/2009"  
Xmlns: S  = "Library: // ns.adobe.com/flex/spark"  
Xmlns: ESRI  = "Http://www.esri.com/2008/ags"  
Xmlns: Flash  = "Flash. Text .*" 
Pagetitle  = "Using a WMS map service with the ArcGIS API for Flex"  Xmlns: ArcGIS  = "Cn.com. vistech. ArcGIS .*"  Xmlns: Containers  = "Net. brandonmeyer. containers .*"  Xmlns: supportclasses  = "Com. ESRI. AGS. layers. supportclasses .*"  >  
  <  FX: Declarations  >  
 <  ESRI: simplemarkersymbol  ID  = "Mysymbol"  
Alpha  = "0.8"  
Color  = "0xdddd00"  
Size  = "10"  
Style  = "Circle"  >  
 <  ESRI: simplelinesymbol  Width  = "2"  
Alpha  = "1"  
Color  = "0xdd0000"  
Style  = "Solid"  />  
  </  ESRI: simplemarkersymbol  > 
  <  ESRI: textsymbol  ID  = "Mytext"  Text  = "China (Nanjing) 78.6"  Placement  = "Start"  Xoffset  = "7"  Yoffset  = "0"  Color  = & Quot; 0x333333 & quot"  Border  = "False" Bordercolor  = & Quot; 0x000000 & quot"  Background  = "False"  Backgroundcolor  = "0 xffffff"     >  
  <  Flash: textformat  Size  = "13"  Font  = ""  Bold  = "True" Italic  = "False"  Underline  = "False"     />  
  </  ESRI: textsymbol  >  
  </  FX: Declarations  >  
  <  ESRI: Map ID  = "Map"  >  
  <  ESRI: lods  >  
  <  ESRI: Dump  Resolution  = "1.71661376953125e-4"  Scale  = "1"  />  
  < ESRI: Dump  Resolution  = "3.4332275390625e-4"  Scale  = "2"  />  
  <  ESRI: Dump  Resolution  = "6.866455078125e-4"  Scale  = "3"  />  
  < ESRI: Dump  Resolution  = "0.001373291015625"  Scale  = "4"  />  
  <  ESRI: Dump  Resolution  = "0.00274658203125"  Scale  = "5"  />  
  < ESRI: Dump  Resolution  = "0.0054931640625"  Scale  = "6"  />  
  <  ESRI: Dump  Resolution  = "0.010986328125"  Scale  = "7"  />  
  </  ESRI: lods >  
  <  ArcGIS: jiangsuwmslayer  ID  = "Jslayer"     />  
  <  ESRI: graphicslayer  Symbol  = "{Mysymbol }"  ID  = "Rain"  >  
 </  ESRI: graphicslayer  >  
  <  ESRI: mapimagelayer  >  
  <  Supportclasses: mapimage  Href  = "Http: // 10.32.22.250: 8080/appservices/emf2vec/visoline-e8ae9217c5f11185fcc46d24f89ff9ac.swf"  Extent  = "{New extent (114.85300, 30.37240, 123.09154, 35.62217 )}" />  
  </  ESRI: mapimagelayer  >  
  </  ESRI: Map  >  
  <  Containers: superpanel  ID  = "Yuqing"  Width  = "320"  Right = "10"  Top  = "36"  Height  = "294"  Title  = "Water condition"  Allowminimize  = "True"  Alpha  = "0.8"  Visible  = "True"  >  
  <  S: button Label  = "Loading water conditions"  Click  = "Button#clickhandler (event )"  />  
  <  S: button  Label  = "Loading contour"  Click  = "Button2_clickhandler (event )"  />  
  </  Containers: superpanel >  
  <  S: buttonbar  ID  = "Navbuttonbar"  Requireselection  = "True"  Width  = "320"  
Change  = "Changeselection (event )"  Right  = "10"  Top  = "10" Height  = "21"  >  
  <  S: dataprovider  >  
  <  S: arraycollection  Source  = "['Rain', 'water']"     />  
  </  S: dataprovider >  
  </  S: buttonbar  >  
  <  FX: script  >  
  <! [CDATA [ 
Import cn.com. vistech. ArcGIS. mysymbol;
Import cn.com. vistech. utils. objectop;
Import spark. Events. indexchangeevent;

Import com. Adobe. serialization. JSON. JSON;
Import com. ESRI. AGS. Graphic;
Import com. ESRI. AGS. spatialreference;
Import com. ESRI. AGS. Geometry. extent;
Import com. ESRI. AGS. Geometry. geometry;
Import com. ESRI. AGS. Geometry. mappoint;
Import com. ESRI. AGS. Geometry. polygon;
Cn.com. vistech. ArcGIS. mysymbol;

Import MX. Collections. arraycollection;
Import MX. Collections. arraylist;
Import MX. Controls. Alert;
Import MX. Core. uicomponent;
Import MX. rpc. Events. resultevent;
Import MX. rpc. http. httpservice;
Import MX. utils. arrayutil;

Protected function button#clickhandler (Event: mouseevent): void
{
VaR HTS: httpservice = new httpservice ();
HTs. url = "http: // localhost: 8080/flexgis/getdanytimepp. Action ";
HTs. method = "Post ";
VaR Params: urlvariables = new urlvariables ();
Params. startdate = "2011-07-20 ";
Params. enddate = "2011-07-27 ";
Params. r = new date (). getmilliseconds ();
HTs. Send (Params );
HTs. addeventlistener (resultevent. Result, getdanytimeppresult );
}
Private function getdanytimeppresult (Event: resultevent): void
{
VaR JSON: Object = JSON. Decode (event. Result. tostring ());
JSON = JSON. Decode (JSON. Result );
VaR danytimepparray: object;
Danytimepparray = arrayutil. toarray (JSON );

For each (VAR row: object in danytimepparray ){
VaR mygraphicpolygon: graphic = new graphic (New mappoint (row. lgtd, row. lttd ));
VaR text: textsymbol = mysymbol. gettextsymbol ();
Text. Text = row. stnm + "" + row. rainfallval;
Mygraphicpolygon. symbol = text;
Rain. Add (mygraphicpolygon );

VaR mygraphicpolygon1: graphic = new graphic (New mappoint (row. lgtd, row. lttd ));
Rain. Add (mygraphicpolygon1 );
}
}


Protected function button2_clickhandler (Event: mouseevent): void
{
Map. logovisible = false;
Map. openhandcursorvisible = false;
Alert. Show (Map. Scale. tostring ());
}
Private function changeselection (Event: indexchangeevent): void {
/// Alert.show(buttonbar(event.tar get). selecteditem );
If (" 文"" ==buttonbar(event.tar get). selecteditem ){
Yuqing. Visible = true;
} Else {
Yuqing. Visible = false;
}
// Selectiontext. Text = "selected item:" + buttonbar(event.tar get). selecteditem;
}

 ]>  
  </ FX: script  >  
  </  S: Application  >