text: /**
   * 
   * Controller for mobile devices
   */
  
  (function () {
      /**constructor function**/
      function MobileController() {
          this._isMobile = this.isMobile();
  
          // GPS functionalities, including geolocation and device orientation
          this._gpsController = new GPSController(this._isMobile);
  
          // Watch for changes in visibility of iframe to hide/show uiMenu
          this._hiddenInfoboxClassName = "cesium-infoBox-bodyless";
          this._visibleInfoboxClassName = "cesium-infoBox-visible";
          this._oldIframeVisibility = this._visibleInfoboxClassName;
          this.watchInfoboxVisibility();
  
          this.setDistanceLegend();
          this.setLoadingIndicator();
  
          this.hideCredits();
          this.hideNavigationDiv();
          this.hideInspector();
  
          this.setInfoboxFullscreen();
          this.setToolboxFullscreen();
      }
  
      Object.defineProperties(MobileController.prototype, {
          isMobile: {
              get: function () {
                  return this._isMobile;
              },
              set: function (value) {
                  this._isMobile = value;
              }
          },
          gpsController: {
              get: function () {
                  return this._gpsController;
              },
              set: function (value) {
                  this._gpsController = value;
              }
          },
          oldIframeVisibility: {
              get: function () {
                  return this._oldIframeVisibility;
              },
              set: function (value) {
                  this._oldIframeVisibility = value;
              }
          },
          hiddenInfoboxClassName: {
              get: function () {
                  return this._hiddenInfoboxClassName;
              },
              set: function (value) {
                  this._hiddenInfoboxClassName = value;
              }
          },
          visibleInfoboxClassName: {
              get: function () {
                  return this._visibleInfoboxClassName;
              },
              set: function (value) {
                  this._visibleInfoboxClassName = value;
              }
          }
      });
  
      /**
       * True if mobile browser is being used.
       * 
       * @returns {Boolean}
       */
      MobileController.prototype.isMobile = function () {
          var scope = this;
  
          // detectmobilebrowsers.com
          var check = false;
          (function (a) {
              // check for "mobile=true" parameter in URL, else check in browser
              var paraUrl = CitydbUtil.parse_query_string("mobile", window.location.href);
              if (paraUrl && (paraUrl.toLowerCase() === "true")) {
                  check = true;
              } else if (/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a) || /1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0, 4))) {
                  check = true;
              }
          })(navigator.userAgent || navigator.vendor || window.opera);
          return check;
      };
  
      /**
       * Set distance legend to display on the bottom right corner on mobile devices.
       * 
       * @returns {undefined}
       */
      MobileController.prototype.setDistanceLegend = function () {
          var scope = this;
  
          if (scope._isMobile) {
              var loop = window.setInterval(function () {
                  var distanceLegend = document.getElementsByClassName('distance-legend')[0];
                  if (Cesium.defined(distanceLegend)) {
                      distanceLegend.classList.remove("distance-legend");
                      distanceLegend.classList.add("distance-legend-mobile");
                      clearInterval(loop);
                  }
              }, 10);
          }
      };
  
      /**
       * Set loading indicator on mobile devices.
       * 
       * @returns {undefined}
       */
      MobileController.prototype.setLoadingIndicator = function () {
          var scope = this;
  
          if (scope._isMobile) {
              var loadingIndicator = document.getElementById('loadingIndicator');
              loadingIndicator.classList.remove("loadingIndicator");
              loadingIndicator.classList.add("loadingIndicator-mobile");
  
              for (var i = 1; i <= 4; i++) {
                  var rect = document.createElement("div");
                  rect.className = "rect" + i;
                  loadingIndicator.appendChild(rect);
              }
          }
      };
  
      /**
       * Hide credit logos and texts.
       * 
       * @returns {undefined}
       */
      MobileController.prototype.hideCredits = function () {
          var scope = this;
  
          if (scope._isMobile) {
              var textViewer = document.getElementsByClassName("cesium-widget-credits")[0];
              textViewer.parentNode.removeChild(textViewer);
          }
      };
  
      /**
       * Hide navigation tools (compass + zooming).
       * 
       * @returns {undefined}
       */
      MobileController.prototype.hideNavigationDiv = function () {
          var scope = this;
  
          if (scope._isMobile) {
              var loop = window.setInterval(function () {
                  var navDiv = document.getElementById("navigationDiv");
                  if (Cesium.defined(navDiv)) {
                      navDiv.parentNode.removeChild(navDiv);
                      clearInterval(loop);
                  }
              }, 10);
          }
      };
  
      /**
       * Hide inspector that shows number of cached and loaded tiles.
       * 
       * @returns {undefined}
       */
      MobileController.prototype.hideInspector = function () {
          var scope = this;
  
          if (scope._isMobile) {
              var loadingImg = document.getElementById("citydb_loadingTilesInspector");
              var parentNode = loadingImg.parentNode;
              parentNode.removeChild(loadingImg);
              var loadingTileIndicator = document.createElement("div");
              loadingTileIndicator.id = "citydb_loadingTilesInspector";
              loadingTileIndicator.className = "loadingIndicator-tile-mobile";
              parentNode.appendChild(loadingTileIndicator);
  
              var cachedTiles = document.getElementById("citydb_cachedTilesInspector");
              cachedTiles.style.display = "none";
  
              var showedTiles = document.getElementById("citydb_showedTilesInspector");
              showedTiles.style.display = "none";
          }
      };
  
      /**
       * Automatically hide toolbox/uiMenu when an infox is shown in fullscreen.
       * 
       * @returns {undefined}
       */
      MobileController.prototype.watchInfoboxVisibility = function () {
          var scope = this;
  
          window.setInterval(function () {
              var loop = window.setInterval(function () {
                  var infobox = document.getElementsByClassName('infobox-full')[0];
                  var uiMenu = document.getElementById('uiMenu');
  
                  if (Cesium.defined(infobox) && Cesium.defined(uiMenu)) {
                      for (var i = 0; i < infobox.classList.length; i++) {
                          if (infobox.classList[i] === "cesium-infoBox-visible") {
                              if (scope._oldIframeVisibility === "cesium-infoBox-bodyless") {
                                  uiMenu.style.display = "none";
                                  scope._oldIframeVisibility = "cesium-infoBox-visible";
                                  break;
                              }
                          }
  
                          if (infobox.classList[i] === "cesium-infoBox-bodyless") {
                              if (scope._oldIframeVisibility === "cesium-infoBox-visible") {
                                  uiMenu.style.display = "block";
                                  scope._oldIframeVisibility = "cesium-infoBox-bodyless";
                                  break;
                              }
                          }
                      }
                      clearInterval(loop);
                  }
              }, 10);
          }, 200);
      };
  
      /**
       * Set infobox containing thematic values to fullscreen on mobile devices.
       * 
       * @returns {undefined}
       */
      MobileController.prototype.setInfoboxFullscreen = function () {
          var scope = this;
  
          if (scope._isMobile) {
              var infobox = document.getElementsByClassName('cesium-infoBox')[0];
              infobox.classList.add("infobox-full");
              if (scope.getMobileOS() === "iOS") {
                  infobox.classList.add("infobox-full-ios");
              }
          }
      };
  
      /**
       * Set toolbox to fullscreen on mobile devices.
       * 
       * @returns {undefined}
       */
      MobileController.prototype.setToolboxFullscreen = function () {
          var scope = this;
  
          if (scope._isMobile) {
              var uiMenu = document.getElementById('uiMenu-content');
              uiMenu.style.display = "block";
              uiMenu.classList.add("uiMenu-full");
              if (scope.getMobileOS() === "iOS") {
                  uiMenu.classList.add("uiMenu-full-ios");
              }
  
              var toolbox = document.getElementById('citydb_toolbox');
              toolbox.classList.add("toolbox-full");
          }
      };
  
      /**
       * Determine the mobile operating system.
       * This function returns one of 'iOS', 'Android', 'Windows Phone', or 'unknown'.
       * https://stackoverflow.com/questions/21741841/detecting-ios-android-operating-system#answer-21742107
       *
       * @returns {String}
       */
      MobileController.prototype.getMobileOS = function () {
          var scope = this;
  
          var userAgent = navigator.userAgent || navigator.vendor || window.opera;
  
          // Windows Phone must come first because its UA also contains "Android"
          if (/windows phone/i.test(userAgent)) {
              return "Windows Phone";
          }
  
          if (/android/i.test(userAgent)) {
              return "Android";
          }
  
          // iOS detection from: http://stackoverflow.com/a/9039885/177710
          if (/iPad|iPhone|iPod/.test(userAgent) && !window.MSStream) {
              return "iOS";
          }
  
          return "unknown";
      };
  
      window.MobileController = MobileController;
  })();