cordova-plugin-googlemaps/www/Overlay.js

Google Maps native SDK for Android and iOS, and Google Maps JavaScript API v3 for browser.

var BaseClass = require('./BaseClass'),
  utils = require('cordova/utils'),
  BaseArrayClass = require('./BaseArrayClass');

/*****************************************************************************
 * Overlay Class
 *****************************************************************************/
var Overlay = function (map, options, className, _exec, extras) {
  extras = extras || {};
  BaseClass.apply(this);

  var self = this;

  //-----------------------------------------------
  // Sets the initialize option to each property
  //-----------------------------------------------
  var ignores = ['map', '__pgmId', 'hashCode', 'type'];
  if (extras.ignores) {
    ignores = ignores.concat(extras.ignores);
  }
  for (var key in options) {
    if (ignores.indexOf(key) === -1) {
      self.set(key, options[key]);
    }
  }

  //-------------------------------------------------------------------------------
  // If app code wants to execute some method before `_isReady = true`,
  // just stack in to the internal queue.
  // If this overlay is ready, execute it.
  //-------------------------------------------------------------------------------
  var cmdQueue = new BaseArrayClass();
  cmdQueue.on('insert_at', function () {
    if (!self._isReady) {
      return;
    }
    var cmd;
    while (cmdQueue.getLength() > 0) {
      cmd = cmdQueue.removeAt(0, true);
      if (cmd && cmd.target && cmd.args && cmd.args[0] !== 'nop') {
        _exec.apply(cmd.target, cmd.args);
      }
    }
  });

  Object.defineProperty(self, '_cmdQueue', {
    enumerable: false,
    value: cmdQueue,
    writable: false
  });

  Object.defineProperty(self, '_isReady', {
    value: false,
    writable: true
  });
  Object.defineProperty(self, 'map', {
    value: map,
    writable: false
  });
  Object.defineProperty(self, '__pgmId', {
    value: extras.__pgmId || (className.toLowerCase()) + '_' + this.hashCode,
    writable: false
  });
  Object.defineProperty(self, 'type', {
    value: className,
    writable: false
  });

  Object.defineProperty(self, 'getPluginName', {
    writable: false,
    value: function () {
      return this.map.getId() + '-' + className.toLowerCase();
    }
  });
};

utils.extend(Overlay, BaseClass);

Overlay.prototype._privateInitialize = function (options) {
  var self = this;
  //-----------------------------------------------
  // Sets the initialize option to each property
  //-----------------------------------------------
  if (options) {
    var ignores = ['map', '__pgmId', 'hashCode', 'type'];
    for (var key in options) {
      if (ignores.indexOf(key) === -1) {
        self.set(key, options[key], true);
      }
    }
  }

  //-----------------------------------------------
  // Trigger internal command queue
  //-----------------------------------------------
  Object.defineProperty(self, '_isReady', {
    value: true,
    writable: false
  });
  self.exec('nop');
};

Overlay.prototype.exec = function () {
  this._cmdQueue.push.call(this._cmdQueue, {
    target: this,
    args: Array.prototype.slice.call(arguments, 0)
  });
};
Overlay.prototype.getId = function () {
  return this.__pgmId;
};
Overlay.prototype.getMap = function () {
  return this.map;
};
Overlay.prototype.getHashCode = function () {
  return this.hashCode;
};

module.exports = Overlay;