BaiduMapForOSC

var map = osc.addModule("map", {
	mapid : 'map',
	mp : null,
	options : [ 'enableScrollWheelZoom' ],
	position : null,
	Events : {},
	opts : {
		info_window : false
	},
	init : function(opt) {
		g_utils.binder.call(this);
		if (opt && opt.id)
			this.mapid = opt.id;
		$.extend(this.opts, opt);
		this.init_map();
	},
	init_map : function() {
		this.mp = new BMap.Map(this.mapid);
		this._init_options();
	},
	_init_options : function() {
		for ( var opt in this.options) {
			var method = this.options[opt];
			this.mp[method].call(this.mp);
		}
	},
	init_location : function(lng, lat, zoom, opt) {
		this.position = new BMap.Point(lng, lat);
		this.mp.centerAndZoom(this.position, zoom ? zoom : 15);
		this._setOverlay(zoom ? zoom : 15, opt);
	},
	searchInEvent : function(no_spot) {
		var prv = $("#addr_prv").val();
		var city = $("#addr_city").val();
		var spot = $("#spot").val();
		var keys = [];
		var zoom = 10;
		if (prv)
			keys.push(prv);
		if (city)
			keys.push(city);
		if (!no_spot && $.trim(spot).length > 0 && spot != $("#spot").attr("placeholder")) {
			keys = [ spot ];
			zoom = 15;
		}
		this.search(keys.join(' '), zoom, {});
	},
	search : function(key, zoom) {
		var self = this;
		var search_ = new BMap.LocalSearch(self.mp);
		search_.enableFirstResultSelection();
		search_.search(key);
		search_.setSearchCompleteCallback(function(rs) {
			if (search_.getStatus() == BMAP_STATUS_SUCCESS) {
				self.mp.removeOverlay(self.marker);
				self.position = rs.getPoi(0).point;
				self._setOverlay(zoom);
			} else {
				if (self.position) {
					self._setOverlay(zoom);
				} else {
					self.searchInEvent(true);
				}
			}
		});
	},
	_setOverlay : function(zoom, MarkerOptions) {
		var self = this;
		$("#location").val(self.position.lng + "," + self.position.lat);
		self.mp.removeOverlay(self.marker);
		self.mp.centerAndZoom(self.position, zoom ? zoom : 10);
		self.mp.centerAndZoom(self.position, zoom ? zoom : 10);
		var size = new BMap.Size(12, 27)
		var icon = new BMap.Icon("/img/pin.png", size);

		MarkerOptions = $.extend({
			icon : icon,
			enableDragging : true,
			raiseOnDrag : true
		}, MarkerOptions);

		self.marker = new BMap.Marker(self.position, MarkerOptions);
		self.marker.addEventListener("dragend", function(event) {
			var point = event.point;
			self.position = point;
			$("#location").val(self.position.lng + "," + self.position.lat);
			self.locToAddr(function(a) {
			});
		});
		self.marker.addEventListener("click", function(event) {
			self.openInfoWindow(self.position);
		});
		self.mp.addOverlay(self.marker);
		this.opts.info_window && self._setInfoWindow({
			content : MarkerOptions.addr
		});
		self.locToAddr(function(a) {
		});
	},
	openInfoWindow : function(position) {
		this.mp && this.mp.openInfoWindow(this.infoWindow, position || this.mp.getCenter());
	},
	_setInfoWindow : function(opt) {
		opt = $.extend({
			width : 80,
			height : 60,
			title : '在 Baidu 地图中查看：',
			content : '当前位置'
		}, opt);
		this.infoWindow = new BMap.InfoWindow('<a href="http://map.baidu.com/?newmap=1&ie=utf-8&s=s%26wd%3D' + encodeURIComponent(opt.content) + '" target="_blank">' + opt.content + '</a>', opt);
		this.openInfoWindow(this.position);
	},
	locToAddr : function(callback) {
		var self = this;
		if (callback) {
			var geo = new BMap.Geocoder();
			geo.getLocation(self.position, function(params) {
				callback.call(self, params);
			});
		}
	}
});