var PRODUCTION_CODE = "FY3D_MERSI_L2_PAD_MLT_GLL_YYYYMMDD_POAD_0250M_MS.HDF";
//MIPS: "FY3D_MERSI_**%23%23_L2_PAD_MLT_GLL_YYYYMMDD_POAD_0250M_MS_M.HDF";
//鏋佸尯铻嶅悎锛�"FY3D_MERSI_L2_PAD_MLT_GLL_YYYYMMDD_POAD_0250M_MS.HDF"

// Piwik Code
var _paq = _paq || [];
/* tracker methods like "setCustomDimension" should be called before "trackPageView" */
_paq.push(["setDocumentTitle", document.domain + "/" + document.title]);
_paq.push(['trackPageView']);
_paq.push(['enableLinkTracking']);
(function() {
    var u="//analytics.escience.org.cn/";
    _paq.push(['setTrackerUrl', u+'piwik.php']);
    _paq.push(['setSiteId', '34']);
    var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];
    g.type='text/javascript'; g.async=true; g.defer=true; g.src=u+'piwik.js'; s.parentNode.insertBefore(g,s);
})();/**/
//End Piwik Code

var WIDE_SCREEN_MODE =window.innerWidth / window.innerHeight > 16/9);
var MIN_HEIGHT=600000;
var MAX_HEIGHT= WIDE_SCREEN_MODE ? parseInt(40000000*window.innerWidth / window.innerHeight) : 22000000;
var INIT_HEIGHT= WIDE_SCREEN_MODE ? parseInt(MAX_HEIGHT*0.25) : MAX_HEIGHT;
var height;
if(GetRequest("height")==""||MIN_HEIGHT>parseInt(GetRequest("height"))||parseInt(GetRequest("height"))>MAX_HEIGHT){
    height=INIT_HEIGHT;
}else {
    height=parseInt(GetRequest("height"));
}        

var sta_str;
var sta_date = new Date(sta_str);
var num = (end_date-sta_date)/(1000*3600*24);//姹傚嚭涓や釜鏃堕棿鐨勬椂闂村樊锛岃繖涓槸澶╂暟 
var days = parseInt(Math.ceil(num))+2;//鍖栦负鏁村ぉ
var hours=days*24;

var cia_layer=null;
var wat_layer=null;
var cva_layer=null;
var ibo_layer=null;
var cia_r=true;
var wat_r=true;
var cva_r=true;
var ibo_r=true;
     
//淇敼澶╁湴鍥綰RL
var MapURL="http://t0.tianditu.gov.cn/";
   if(GetRequest("intra")>0){
       MapURL="http://10.1.65.144:81/";
   }
   
//娣诲姞浜戝眰wmx_Layer
var service_url = "https://satellite.nsmc.org.cn"; //"https://satellite.nsmc.org.cn"; // "http://10.0.66.119";
var wmx_Layer = new Cesium.WebMapServiceImageryProvider({  //鍔犺浇涓€涓柊鐨勪簯灞�   
    url: service_url + "/mongoTile_DSS/FY/getLatestTile.php?layer=PRODUCT&PRODUCT=" + PRODUCTION_CODE,
    layers: "FY3D_MERSI",// Here just give layer name
    version: "1.1.0",
 });

            
//鏂板缓瀵硅薄
var viewer;
    
var clock = new Cesium.Clock();
var clockViewModel = new Cesium.ClockViewModel(clock);
var viewModel = new Cesium.AnimationViewModel(clockViewModel);
//var widget = new Cesium.Animation('animationContainer',viewModel);
    
//play();

//new:鏃ユ湡閫夋嫨
var datebar;       
var dataTimeList = [];
var currTimeIndex = 0;

var date=GetRequest("date");
var currentdate;
var end_date = new Date(currentdate);


var lon = GetRequest("longitude");
var lat = GetRequest("latitude");
if(lon==null||lon==0){
    lon=116.4;
}
if(lat==null||lat==0){
    lat=39.9;
}

var LanguageEn = (GetRequest("lang")==1);
  

$(function(){
    viewer = new Cesium.Viewer('cesiumContainer', {
        imageryProvider:wmx_Layer,
        animation:false, //鍔ㄧ敾鎺у埗涓嶆樉绀�
        baseLayerPicker: false,//鍥惧眰鎺у埗鏄剧ず
        geocoder: false,//鍦板悕鏌ユ壘鏄剧ず
        timeline:false,//鏃堕棿绾挎樉绀�
        infoBox: true,//鏄惁鏄剧ず鐐瑰嚮瑕佺礌涔嬪悗鏄剧ず鐨勪俊鎭�
        navigationHelpButton: true, //鏄惁鏄剧ず甯姪淇℃伅鎺т欢
        skyAtmosphere: false,//鍏抽棴鍦扮悆鍏夌幆
        sceneModePicker: true,//鎶曞奖鏂瑰紡鏄剧ず涓夌淮浜岀淮  
        //sceneMode: Cesium.SceneMode.SCENE2D,
        mapMode2D: Cesium.MapMode2D.ROTATE
    });
    viewer.scene.screenSpaceCameraController._minimumZoomRate = 30000; // 璁剧疆鐩告満缂╁皬鏃剁殑閫熺巼
    viewer.scene.screenSpaceCameraController._maximumZoomRate = 5906376272000    //璁剧疆鐩告満鏀惧ぇ鏃剁殑閫熺巼
    viewer.scene.screenSpaceCameraController.minimumZoomDistance = MIN_HEIGHT;//鐩告満鐨勯珮搴︾殑鏈€灏忓€�
    viewer.scene.screenSpaceCameraController.maximumZoomDistance = MAX_HEIGHT;  //鐩告満楂樺害鐨勬渶澶у€�
    viewer.cesiumWidget.screenSpaceEventHandler.removeInputAction(Cesium.ScreenSpaceEventType.LEFT_CLICK);//鍙栨秷榧犳爣鍗曞嚮/鍙屽嚮浜嬩欢
    viewer.cesiumWidget.screenSpaceEventHandler.removeInputAction(Cesium.ScreenSpaceEventType.DOUBLE_CLICK);
    viewer.scene.screenSpaceCameraController.enableTilt = false;//濡傛灉涓虹湡锛屽垯鍏佽鐢ㄦ埛鏃嬭浆鐩告満銆傚鏋滀负鍋囷紝鐩告満灏嗛攣瀹氬埌褰撳墠鏍囬銆傛鏍囧織浠呴€傜敤浜�2D鍜�3D銆�
    viewer._cesiumWidget._creditContainer.style.display = "none";//鍘婚櫎鐗堟潈淇℃伅
    viewer.scene.globe.showGroundAtmosphere=false;//鍘婚櫎1.50鐗堟湰浜害

    //璁剧疆camera鐨勮捣濮嬩綅缃�
    viewer.scene.camera.setView({
        destination : new Cesium.Cartesian3.fromDegrees(110, 40, height),
        orientation : {
           heading : 40,
           pitch   : 29.88,
           roll    : -8.6
        }
    });

    //璁剧疆HomeButton浣嶇疆(榛樿涓浗鍖�)Rectangle
    Cesium.Camera.DEFAULT_VIEW_RECTANGLE=Cesium.Rectangle.fromDegrees(62.2,3.24,137,54);    

    viewer.extend(Cesium.viewerCesiumNavigationMixin, {
        enableZoomControls : true,
        enableCompass : false,
        enableDistanceLegend : false,
        enableCompassOuterRing : false
    });

    if(!GetRequest("date")){
        getNowFormatDate(date);
    }
    if(date>0){
        UpdateTileLayer(date);
        setDateTitle(date);
    }else{
        getTileInfo();
    }


    //118.793091, 32.074570  
    var address = viewer.entities.add({
        id : "add",
        position : Cesium.Cartesian3.fromDegrees(lon,lat),
        point : {
            pixelSize : 5,
            color : Cesium.Color.BLUE,
            outlineColor : Cesium.Color.WHITE,
            outlineWidth : 2
        }
    });


    var hidepoint= GetRequest("hidepoint");
    if(hidepoint!=null&&hidepoint==1){
        viewer.entities.getById("add").show=false;
    }



    var point = Cesium.Cartesian3.fromDegrees(lon, lat, height);
    viewer.camera.setView({
        destination : point,
        orientation: {
            heading : Cesium.Math.toRadians(0.0), //榛樿鍊�
            pitch : Cesium.Math.toRadians(-90.0), // 榛樿鍊�
            roll : 0.0 //榛樿鍊�
        }
    });

    //鍦扮悆鑷浆
    var earth=0;
    if(earth=0){
      var i = Date.now();
          function rotation() {
            var a = .1;
            var t = Date.now();
            var n = (t - i) / 1e3;
            i = t;
            viewer.scene.camera.rotate(Cesium.Cartesian3.UNIT_Z, a * n);
          }
          viewer.clock.onTick.addEventListener(rotate);
          setTimeout(function() {
            viewer.clock.onTick.removeEventListener(rotate);
      }, 9999999999999000);
    }
        
    //娣诲姞榛樿杈圭晫鍥惧眰
    addiboLayers();

    if(LanguageEn==null||LanguageEn!=1){
       LanguageEn=0;
       Ins();
       LanguageEn=false;
    }
           
    //姹夊寲
    if(LanguageEn){
        viewer.sceneModePicker.viewModel.tooltipColumbusView="Columbus";
        viewer.sceneModePicker.viewModel.tooltip3D="3D";
        viewer.sceneModePicker.viewModel.tooltip2D="2D";
        viewer.homeButton.viewModel.tooltip="HomeButton";
    }



    //鎸夐挳鐐瑰嚮鑳屾櫙
    if(LanguageEn) {
        setButtonEn();
    } else {
        setButtonCn();
    }
  
    //澧冪晫
    var raidbutton = $("#realm-en");
    raidbutton.mousedown(function(){
        addiboLayers();
    }).mouseup(function(){
    });
    var raidbutton1 = $("#realm-cn");
    raidbutton1.mousedown(function(){
        addiboLayers();
    }).mouseup(function(){
    });
    var raidbutton2 = $("#realm-cn-s");
    raidbutton2.mousedown(function(){
        addiboLayers();
    }).mouseup(function(){
    });
    var raidbutton3 = $("#realm-en-s");
    raidbutton3.mousedown(function(){
        addiboLayers();
    }).mouseup(function(){
    });
    //閬撹矾
    var roadbutton = $("#road-en");
    roadbutton.mousedown(function(){
        addciaLayers();
    }).mouseup(function(){
    });
    var roadbutton1 = $("#road-cn");
    roadbutton1.mousedown(function(){
        addciaLayers();
    }).mouseup(function(){
    });
    var roadbutton = $("#road-en-s");
    roadbutton.mousedown(function(){
        addciaLayers();
    }).mouseup(function(){
    });
    var roadbutton = $("#road-cn-s");
    roadbutton.mousedown(function(){
        addciaLayers();
    }).mouseup(function(){
    });
    //姘寸郴-鑻辨枃
    var basinbutton = $("#basin-en");
    basinbutton.mousedown(function(){
        addwatLayers();
    }).mouseup(function(){
    });
    var basinbutton1 = $("#basin-en-s");
    basinbutton1.mousedown(function(){
        addwatLayers();
    }).mouseup(function(){
    });
    //姘寸郴-涓枃
    var basinbutton1 = $("#basin-cn");
    basinbutton1.mousedown(function(){
        addwatLayers();
    }).mouseup(function(){
    });
    var basinbutton1 = $("#basin-cn-s");
    basinbutton1.mousedown(function(){
        addwatLayers();
    }).mouseup(function(){
    });
    /*//鍦板悕
    var landbutton = $("#land-en");
    landbutton.mousedown(function(){
        addcvaLayers();
    }).mouseup(function(){
    });*/
    //鍓嶄竴澶�-鑻辨枃
    var leftbuttonen = $("#left-en");
    leftbuttonen.mousedown(function(){
        if(date>0){
            $("#right-en").hide();
            $("#right-cn").hide();
        }else{
            if(LanguageEn){
                $("#left-en").show();
                $("#left-cn").hide();
            }else{
                $("#left-en").hide();
                $("#left-cn").show();
            }
        }
        clickLeftbtn();
    }).mouseup(function(){
        if(date>0){
            $("#right-en").hide();
            $("#right-cn").hide();
        }else{
            if(LanguageEn){
                $("#left-en").show();
                $("#left-cn").hide();
            }else{
                $("#left-en").hide();
                $("#left-cn").show();
            }
        }
    });
    //鍓嶄竴澶�-涓枃
    var leftbutton = $("#left-cn");
    leftbutton.mousedown(function(){
        if(date>0){
            $("#right-en").hide();
            $("#right-cn").hide();
        }else{
            $("#left-cn").show();
            $("#left-en").hide();
        }
        clickLeftbtn();
    }).mouseup(function(){
    });
    //鍚庝竴澶�-鑻辨枃
    var rightbuttonen = $("#right-en");
    rightbuttonen.mousedown(function(){
        if(date>0){
            $("#right-en").hide();
            $("#right-cn").hide();
        }else{
            $("#right-en").show();
            $("#right-cn").hide();
        }
        clickRightbtn();
    }).mouseup(function(){
    });
    //鍚庝竴澶�-涓枃
    var rightbutton = $("#right-cn");
    rightbutton.mousedown(function(){
        if(date>0){
            $("#right-en").hide();
            $("#right-cn").hide();
        }else{
            $("#right-en").hide();
            $("#right-cn").show();
        }
        clickRightbtn();
    }).mouseup(function(){
    });
        

});


function GetRequest(n) {
    var url = location.search; //鑾峰彇url涓�"?"绗﹀悗鐨勫瓧涓�   
    var name = "";
    var value = "";
    if (url.indexOf("?") != -1) {
        var str = url.substr(1);
        strs = str.split("&");
        for(var i = 0; i < strs.length; i ++) {
            name = strs[i].split("=")[0];          
            if(name == n) {
                value = unescape(strs[i].split("=")[1]);
                return value;
            }
        }
    }
    return value;
}


//璁剧疆鏀捐嚦鏈€澶х骇鍒�
function xyz2degrees(pos){
    var ellipsoid=viewer.scene.globe.ellipsoid;
    var cartesian3=pos;
    var pt2= new Cesium.Cartesian2($("#cesiumContainer").width()/2,$("#cesiumContainer").height()/2);
    var pick2= viewer.scene.globe.pick(viewer.camera.getPickRay(pt2), viewer.scene);
    var cartographic2=ellipsoid.cartesianToCartographic(pick2);
    var lat=Cesium.Math.toDegrees(cartographic2.latitude);
    var lng=Cesium.Math.toDegrees(cartographic2.longitude);
    var alt=cartographic2.height;
    return {lat:lat,lng:lng,alt:alt};
}
function big(){
    var pos=xyz2degrees(viewer.scene.camera.position);
        viewer.scene.camera.flyTo({
        destination:new Cesium.Cartesian3.fromDegrees(pos.lng,pos.lat,MIN_HEIGHT),
    });
}

   
//鍦扮悆鑷浆
var ROTATE_COUNT=0;
function rotate() {
    var a = .4;
    var t = Date.now();
    var n =(t - ROTATE_COUNT) / 1e3;
    ROTATE_COUNT = t;
    //console.log(a);
    viewer.scene.camera.rotate(Cesium.Cartesian3.UNIT_Z, a *n);
}
   
function play(){
    viewer.clock.onTick.addEventListener(rotate);
    setInterval(function() {
        viewer.clock.onTick.removeEventListener(rotate);
    }, 99999999999999999);
    $("#stop").show();
    $("#play").hide();
}
function stop(){
    setTimeout(function() {
        viewer.clock.onTick.removeEventListener(rotate);
    }, 0);    
    $("#play").show();
    $("#stop").hide();
}
        
    var STRING_YEAR;
	var STRING_MONTH;
	var STRING_DATE;
function setDateTitle(datestr){
    STRING_YEAR=datestr.substring(0,4);
    STRING_MONTH=datestr.substring(4,6);
    STRING_DATE=datestr.substring(6,8);
    $("#date").html("<div><nobr>"+ STRING_YEAR +"-" + STRING_MONTH + "-" + STRING_DATE + " FY-3D</nobr></div>");
}

function clickLeftbtn() {
    //alert("Prev");
    if(checkLoaded()){
        if(AddTimeIndex(1))//鏃堕棿鏁扮粍鏄€掑簭锛屾墍浠ュ線鍓嶄竴澶╂槸+1 
        {
            deleteLayers();
            ShowTileOfIndex(currTimeIndex,true);
            addLayers();
        }
    }
}
function clickRightbtn() {
    //alert("next");
    if(checkLoaded()){
        if(AddTimeIndex(-1))//鏃堕棿鏁扮粍鏄€掑簭锛屾墍浠ュ線鍚庝竴澶╂槸-1  
        {
            deleteLayers();
            ShowTileOfIndex(currTimeIndex,true);
            addLayers();                    
        }
    }
}
      
function AddTimeIndex(d) {
    var timeIndex = currTimeIndex + d
    if(dataTimeList.length > 0 && timeIndex >= 0 && timeIndex < dataTimeList.length){
        currTimeIndex = timeIndex;
        return true;
    }
    return false;
}
function ShowTileOfIndex(timeIndex,updateTile) {
    if (dataTimeList.length > 0 && timeIndex >= 0 && timeIndex < dataTimeList.length) {
        setDateTitle(dataTimeList[timeIndex]);
        if(updateTile) {
            UpdateTileLayer(STRING_YEAR+""+STRING_MONTH+""+STRING_DATE);
        }
    }
}
    
function getNowFormatDate(date) {
    var date1 = new Date();
    var seperator1 = "-";
    var year = date1.getFullYear();
    var month = date1.getMonth() + 1;
    var strDate = date1.getDate();
    if (month >= 1 && month <= 9) {
        month = "0" + month;
    }
    if (strDate >= 0 && strDate <= 9) {
        strDate = "0" + strDate;
    }
    currentdate = year + seperator1 + month + seperator1 + strDate;
}
    //../../nsmc/v1/nsmc/image/animation/datatime/mongodb
function getTileInfo(beginTime, endTime, drawFirstData, callback) {
    var nowData;
    $.ajax({
        url: "//fy4.nsmc.org.cn/nsmc/v1/nsmc/image/animation/datatime/mongodb",
        type: "get",
        data: {
            "dataCode": PRODUCTION_CODE,
            "hourRange": 192,
            "isHaveNight" : 0
        },
        dataType:"json",
        success: function(result) {
            var ret = result.returnCode;
            var ds = result.ds;
            var dataCount = result.dsCount;
            for(var i = 0; i < ds.length; i++) {
                var dataTime = ds[i].dataDate + '0000';
                dataTimeList.unshift(dataTime);
                nowData=ds[ds.length-1].dataDate;
            }
            //娣诲姞浜戝眰wmx_Layer
            deleteLayers();
            wmx_Layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapServiceImageryProvider({  //鍔犺浇涓€涓柊鐨勪簯灞�   
                url: service_url + "/mongoTile_DSS/FY/getLatestTile.php?layer=PRODUCT&PRODUCT="+PRODUCTION_CODE+"&DATE="+nowData+"&TIME=0000",
                layers: "FY3D_MERSI",// Here just give layer name
                version: "1.1.0",
            }));
            addLayers();
            currTimeIndex = 0;
            ShowTileOfIndex(currTimeIndex, false);
            if (callback){
                callback();
            }
        },
        error: function(result) {
            if (callback){
                callback();
            }
        }
    });
}
    
function UpdateTileLayer(datestr) {
    if(wmx_Layer){
        viewer.imageryLayers.remove(wmx_Layer);
        //wmx_Layer.destroy();
        wmx_Layer=null;
    }
    if(!wmx_Layer){
        wmx_Layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapServiceImageryProvider({  //鍔犺浇涓€涓柊鐨勫浘灞�
            url: service_url + "/mongoTile_DSS/FY/getLatestTile.php?layer=PRODUCT&PRODUCT="+PRODUCTION_CODE+"&DATE="+datestr+"&TIME=0000",
           layers: "FY3D_MERSI",// Here just give layer name
           version: "1.1.0",
        }));
    }
}
    
//娣诲姞鍥惧眰
function addLayers(){
    if(!cia_r){                
        if(!LanguageEn){
            cia_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
                url: MapURL+"cia_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=cia&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
                layer: "tdtAnnoLayer",
                style: "default",
                format: "image/jpeg",
                tileMatrixSetID: "GoogleMapsCompatible",
                show: true,
            }));
        }else{
            cia_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
                url: MapURL+"eia_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=eia&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
                layer: "tdtAnnoLayer",
                style: "default",
                format: "image/jpeg",
                tileMatrixSetID: "GoogleMapsCompatible",
                show: true,
            }));
        }
        // 50%閫忔槑搴�
        cia_layer.alpha = 0.5;
        // 涓ゅ€嶄寒搴�
        cia_layer.brightness = 2.0;
    }     

    if(!wat_r){
        wat_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
            url: MapURL+"wat_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=wat&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
            layer: "tdtAnnoLayer",
            style: "default",
            format: "image/jpeg",
            tileMatrixSetID: "GoogleMapsCompatible",
            show: true,
        }));
        // 50%閫忔槑搴�
        wat_layer.alpha = 0.5;
        // 涓ゅ€嶄寒搴�
        wat_layer.brightness = 1.5;
    }

    if(!cva_r){
        if(LanguageEn){
            cva_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
                url: MapURL+"cva_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=cva&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
                layer: "tdtAnnoLayer",    
                style: "default",
                format: "image/jpeg",
                tileMatrixSetID: "GoogleMapsCompatible",
                show: false,
            }));
        }else{
            cva_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
                url: MapURL+"eva_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=eva&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
                layer: "tdtAnnoLayer",    
                style: "default",
                format: "image/jpeg",
                tileMatrixSetID: "GoogleMapsCompatible",
                show: false,
            }));
        }
        // 50%閫忔槑搴�  
        cva_layer.alpha = 0.5;
        // 涓ゅ€嶄寒搴�
        cva_layer.brightness = 2.0;
    }

    if(!ibo_r){
        ibo_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
            url: MapURL+"ibo_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=ibo&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
            layer: "tdtAnnoLayer",    
            style: "default",
            format: "image/jpeg",
            tileMatrixSetID: "GoogleMapsCompatible",
            show: true,
        }));
        // 50%閫忔槑搴�
        ibo_layer.alpha = 0.5;
        // 涓ゅ€嶄寒搴�    
        ibo_layer.brightness = 2.0;
    }
}
     
function deleteLayers(){
    if(cia_layer){
        cia_r=false;
        viewer.imageryLayers.remove(cia_layer);
        cia_layer.destroy();
        cia_layer=null;
    };
    if(wat_layer){
        wat_r=false;
        viewer.imageryLayers.remove(wat_layer);
        wat_layer.destroy();
        wat_layer=null;
    };
    if(cva_layer){
        cva_r=false;
        viewer.imageryLayers.remove(cva_layer);
        cva_layer.destroy();
        cva_layer=null;
    };
    if(ibo_layer){
        ibo_r=false;
        viewer.imageryLayers.remove(ibo_layer);
        ibo_layer.destroy();
        ibo_layer=null;
    };
}
     
//姘翠腑鏂囨敞璁版湇鍔★紙鍦板悕銆侀亾璺�)鍥惧眰
function addciaLayers(){
    var openbutton = $("#road");
    if(!cia_layer){
        if(LanguageEn){
            cia_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
                url: MapURL+"eia_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=eia&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
                layer: "tdtAnnoLayer",
                style: "default",
                format: "image/jpeg",
                tileMatrixSetID: "GoogleMapsCompatible",
                show: true,
            }));
        }else{
            cia_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
                url: MapURL+"cia_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=cia&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
                layer: "tdtAnnoLayer",
                style: "default",
                format: "image/jpeg",
                tileMatrixSetID: "GoogleMapsCompatible",
                show: true,
            }));
        }
        // 50%閫忔槑搴�
        cia_layer.alpha = 0.5;
        // 涓ゅ€嶄寒搴�
        cia_layer.brightness = 2.0;
        if(LanguageEn){
            $("#road-en-s").show();
            $("#road-cn-s").hide();
            $("#road-en").hide();
            $("#road-cn").hide();
        }else{
            $("#road-en-s").hide();
            $("#road-cn-s").show();
            $("#road-en").hide();
            $("#road-cn").hide();
        }
    }else{
        cia_layer.show=false;
        viewer.imageryLayers.remove(cia_layer);
        cia_layer.destroy();
        if(LanguageEn){
            $("#road-en").show();
            $("#road-cn").hide();
            $("#road-en-s").hide();
            $("#road-cn-s").hide();
        }else{
            $("#road-en").hide();
            $("#road-cn").show();
            $("#road-en-s").hide();
            $("#road-cn-s").hide();
        }
        cia_layer=null;
    }
}
     
//姘寸郴鍥惧眰
function addwatLayers(){
    var openbutton = $("#basin");
    if(!wat_layer){
        wat_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
            url: MapURL+"wat_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=wat&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
            layer: "tdtAnnoLayer",
            style: "default",
            format: "image/jpeg",
            tileMatrixSetID: "GoogleMapsCompatible",
            show: false,
        }));
        // 50%閫忔槑搴�
        wat_layer.alpha = 0.5;
        // 涓ゅ€嶄寒搴�
        wat_layer.brightness = 1.5;
        if(LanguageEn){
            $("#basin-en-s").show();
            $("#basin-cn-s").hide();
            $("#basin-en").hide();
            $("#basin-cn").hide();
        }else{
            $("#basin-en-s").hide();
            $("#basin-cn-s").show();
            $("#basin-en").hide();
            $("#basin-cn").hide();
        }
    }else{
        wat_layer.show=false;
        viewer.imageryLayers.remove(wat_layer);
        wat_layer.destroy();
        if(LanguageEn){
            $("#basin-en").show();
            $("#basin-cn").hide();
            $("#basin-en-s").hide();
            $("#basin-cn-s").hide();
        }else{
            $("#basin-en").hide();
            $("#basin-cn").show();
            $("#basin-en-s").hide();
            $("#basin-cn-s").hide();
        }
        wat_layer=null;
    }
}

//杈瑰鍥惧眰
function addiboLayers(){
    if(!ibo_layer){
        ibo_layer = viewer.imageryLayers.addImageryProvider(new Cesium.WebMapTileServiceImageryProvider({
            url: MapURL+"ibo_w/wmts?tk=fb5273dc89827113cbd67842a1354408&service=wmts&request=GetTile&version=1.0.0&LAYER=ibo&tileMatrixSet=w&TileMatrix={TileMatrix}&TileRow={TileRow}&TileCol={TileCol}&style=default",
            layer: "tdtAnnoLayer",    
            style: "default",
            format: "image/jpeg",
            tileMatrixSetID: "GoogleMapsCompatible",
            show: true,
        }));
        // 50%閫忔槑搴�
        ibo_layer.alpha = 0.5;
        // 涓ゅ€嶄寒搴�
        ibo_layer.brightness = 2.0;    
        if(LanguageEn){
            $("#realm-en-s").show();
            $("#realm-cn-s").hide();
            $("#realm-en").hide();
            $("#realm-cn").hide();
        }else{
            $("#realm-en-s").hide();
            $("#realm-cn-s").show();
            $("#realm-en").hide();
            $("#realm-cn").hide();
        }
    }else{
        ibo_layer.show=false;
        viewer.imageryLayers.remove(ibo_layer);
        ibo_layer.destroy();
        if(LanguageEn){
            $("#realm-en").show();
            $("#realm-cn").hide();
            $("#realm-en-s").hide();
            $("#realm-cn-s").hide();
        }else{
            $("#realm-en").hide();
            $("#realm-cn").show();
            $("#realm-en-s").hide();
            $("#realm-cn-s").hide();
        }
        ibo_layer=null;
    }
}
   

    
    

//鎸夐挳姹夊寲
function Ins(){
  if (viewer.navigationHelpButton) {
    viewer.navigationHelpButton.viewModel.tooltip = "鎿嶄綔鎸囧崡";
    var clickHelper = viewer.navigationHelpButton.container.getElementsByClassName("cesium-click-navigation-help")[0];
    var touchHelper = viewer.navigationHelpButton.container.getElementsByClassName("cesium-touch-navigation-help")[0];
    var button = viewer.navigationHelpButton.container.getElementsByClassName("cesium-navigation-button-right")[0]
    button.innerHTML = button.innerHTML.replace(">Touch", ">鎵嬪娍");
    button = viewer.navigationHelpButton.container.getElementsByClassName("cesium-navigation-button-left")[0]
    button.innerHTML = button.innerHTML.replace(">Mouse", ">榧犳爣");

    var click_help_pan = clickHelper.getElementsByClassName("cesium-navigation-help-pan")[0];
    click_help_pan.innerHTML = "骞崇Щ";
    var click_help_pan_details = click_help_pan.parentNode.getElementsByClassName("cesium-navigation-help-details")[0];
    click_help_pan_details.innerHTML = "鎸変笅宸﹂敭 + 鎷栧姩";

    /*var click_help_zoom = clickHelper.getElementsByClassName("cesium-navigation-help-zoom")[0];
    click_help_zoom.innerHTML = "鏃嬭浆";
    click_help_zoom.parentNode.getElementsByClassName("cesium-navigation-help-details")[0].innerHTML = "鎸変笅鍙抽敭+鎷栧姩";
    click_help_zoom.parentNode.getElementsByClassName("cesium-navigation-help-details")[1].innerHTML = "";*/

    var click_help_rotate = clickHelper.getElementsByClassName("cesium-navigation-help-rotate")[0];
    click_help_rotate.innerHTML = "缂╂斁";
    click_help_rotate.parentNode.getElementsByClassName("cesium-navigation-help-details")[0].innerHTML = "婊氬姩榧犳爣婊氳疆";
    click_help_rotate.parentNode.getElementsByClassName("cesium-navigation-help-details")[1].innerHTML = "";   

    //瑙﹀睆鎿嶄綔
    var touch_help_pan = touchHelper.getElementsByClassName("cesium-navigation-help-pan")[0];
    touch_help_pan.innerHTML = "骞崇Щ";
    touch_help_pan.parentNode.getElementsByClassName("cesium-navigation-help-details")[0].innerHTML = "鍗曟寚鎷栧姩";

    var touch_help_zoom = touchHelper.getElementsByClassName("cesium-navigation-help-zoom")[0];
    touch_help_zoom.innerHTML = "缂╂斁";
    touch_help_zoom.parentNode.getElementsByClassName("cesium-navigation-help-details")[0].innerHTML = "鍙屾寚鎹忓悎";
  }
}
      
      

//瑙ｅ喅鍐呭瓨婧㈠嚭
 function checkLoaded() {
       var loaded = false;
    if(!loaded) {
        //var numTiles = viewer.scene.globe._surface._tileLoadQueue.length;
        var numTiles1 = viewer.scene.globe._surface._tileLoadQueueHigh.length;
        var numTiles2 = viewer.scene.globe._surface._tileLoadQueueLow.length;
        var numTiles3 = viewer.scene.globe._surface._tileLoadQueueMedium.length;
        //console.log(numTiles);
        if(numTiles1 + numTiles2 + numTiles3 == 0) {
            loaded = true;
            // Hide the loading overlay.
           
        }
        else {
            //setTimeout(checkLoad, 100);
            
        }
    }
    return loaded;
}

function setButtonEn() {
    $("#road-cn").hide();
    $("#road-cn-s").hide();
    $("#road-en-s").hide();
    $("#road-en").show();
    $("#realm-cn").hide();
    $("#realm-cn-s").hide();
    $("#realm-en-s").show();
    $("#realm-en").hide();
    $("#basin-cn").hide();
    $("#basin-cn-s").hide();
    $("#basin-en-s").hide();
    $("#basin-en").show();
    if(date>0){
        $("#left-cn").hide();
        $("#left-en").hide();
        $("#right-cn").hide();
        $("#right-en").show();
    }else{
        $("#left-cn").hide();
        $("#left-en").show();
        $("#right-cn").hide();
        $("#right-en").show();
    }
    $("#big-en").show();
    $("#big-cn").hide();
    $("#play").show();
    $("#zn").show();
    $("#cn").hide();
    LanguageEn=true;
    document.title="FY-3D Global Image";
}

function setButtonCn() {
    $("#road-cn").show();
    $("#road-en").hide();
    $("#road-en-s").hide();
    $("#road-cn-s").hide();
    $("#realm-cn").hide();
    $("#realm-en").hide();
    $("#realm-en-s").hide();
    $("#realm-cn-s").show();
    $("#basin-cn").show();
    $("#basin-en").hide();
    $("#basin-en-s").hide();
    $("#basin-cn-s").hide();
    if(date>0){
        $("#left-cn").hide();
        $("#left-en").hide();
        $("#right-cn").hide();
        $("#right-en").hide();
    }else{
        $("#left-cn").show();
        $("#left-en").hide();
        $("#right-cn").show();
        $("#right-en").hide();
    }
    $("#play").show();
    $("#big-cn").show();
    $("#big-en").hide();
    $("#cn").show();
    $("#zn").hide();
    Ins();
    LanguageEn=false;
    document.title="椋庝簯鐪嬪湴鐞�";
}
function setLanguageen(){
    var intrastr = "";
    if(2==GetRequest("intra")){
        intrastr = "&intra=2";
    }
    window.location.href='index.html?lang=1' + intrastr;
}
function setLanguagecn(){
    var intrastr = "";
    if(2==GetRequest("intra")){
        intrastr = "&intra=2";
    }
    window.location.href='index.html?lang=0' + intrastr;
}

function viewPolar(){
    window.location.href="//satellite.nsmc.org.cn/PortalSite/Gallery/GalleyImage.aspx";
}