Created
January 5, 2013 21:21
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Google Adsense for leaflet
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google.load("maps", "3", {"other_params":"sensor=false&libraries=adsense"}); | |
L.Google = L.Class.extend({ | |
includes: L.Mixin.Events, | |
options: { | |
minZoom: 0, | |
maxZoom: 18, | |
tileSize: 256, | |
subdomains: 'abc', | |
errorTileUrl: '', | |
attribution: '', | |
opacity: 1, | |
continuousWorld: false, | |
noWrap: false | |
}, | |
// Possible types: SATELLITE, ROADMAP, HYBRID, TERRAIN | |
initialize: function(type, options) { | |
L.Util.setOptions(this, options); | |
this._ready = google.maps.Map != undefined; | |
if (!this._ready) L.Google.asyncWait.push(this); | |
this._type = type || 'SATELLITE'; | |
}, | |
onAdd: function(map, insertAtTheBottom) { | |
this._map = map; | |
this._insertAtTheBottom = insertAtTheBottom; | |
// create a container div for tiles | |
this._initContainer(); | |
this._initMapObject(); | |
this._initAdSense(); | |
// set up events | |
map.on('viewreset', this._resetCallback, this); | |
this._limitedUpdate = L.Util.limitExecByInterval(this._update, 150, this); | |
map.on('move', this._update, this); | |
//map.on('moveend', this._update, this); | |
map._controlCorners['bottomright'].style.marginBottom = "1em"; | |
this._reset(); | |
this._update(); | |
}, | |
onRemove: function(map) { | |
this._map._container.removeChild(this._container); | |
//this._container = null; | |
this._map.off('viewreset', this._resetCallback, this); | |
this._map.off('move', this._update, this); | |
map._controlCorners['bottomright'].style.marginBottom = "0em"; | |
//this._map.off('moveend', this._update, this); | |
}, | |
getAttribution: function() { | |
return this.options.attribution; | |
}, | |
setOpacity: function(opacity) { | |
this.options.opacity = opacity; | |
if (opacity < 1) { | |
L.DomUtil.setOpacity(this._container, opacity); | |
} | |
}, | |
setElementSize: function(e, size) { | |
e.style.width = size.x + "px"; | |
e.style.height = size.y + "px"; | |
}, | |
_initContainer: function() { | |
var tilePane = this._map._container, | |
first = tilePane.firstChild; | |
if (!this._container) { | |
this._container = L.DomUtil.create('div', 'leaflet-google-layer leaflet-top leaflet-left'); | |
this._container.id = "_GMapContainer_" + L.Util.stamp(this); | |
this._container.style.zIndex = "auto"; | |
// } | |
// if (true) { | |
tilePane.insertBefore(this._container, first); | |
this.setOpacity(this.options.opacity); | |
this.setElementSize(this._container, this._map.getSize()); | |
} | |
}, | |
_initMapObject: function() { | |
if (!this._ready) return; | |
this._google_center = new google.maps.LatLng(0, 0); | |
var map = new google.maps.Map(this._container, { | |
center: this._google_center, | |
zoom: 0, | |
tilt: 0, | |
mapTypeId: google.maps.MapTypeId[this._type], | |
disableDefaultUI: true, | |
keyboardShortcuts: false, | |
draggable: false, | |
disableDoubleClickZoom: true, | |
scrollwheel: false, | |
streetViewControl: false | |
}); | |
var _this = this; | |
this._reposition = google.maps.event.addListenerOnce(map, "center_changed", | |
function() { _this.onReposition(); }); | |
map.backgroundColor = '#ff0000'; | |
this._google = map; | |
}, | |
_resetCallback: function(e) { | |
this._reset(e.hard); | |
}, | |
_reset: function(clearOldContainer) { | |
this._initContainer(); | |
}, | |
_update: function() { | |
if (!this._google) return; | |
this._resize(); | |
var bounds = this._map.getBounds(); | |
var ne = bounds.getNorthEast(); | |
var sw = bounds.getSouthWest(); | |
var google_bounds = new google.maps.LatLngBounds( | |
new google.maps.LatLng(sw.lat, sw.lng), | |
new google.maps.LatLng(ne.lat, ne.lng) | |
); | |
var center = this._map.getCenter(); | |
var _center = new google.maps.LatLng(center.lat, center.lng); | |
this._google.setCenter(_center); | |
this._google.setZoom(this._map.getZoom()); | |
//this._google.fitBounds(google_bounds); | |
}, | |
_resize: function() { | |
var size = this._map.getSize(); | |
if (this._container.style.width == size.x && | |
this._container.style.height == size.y) | |
return; | |
this.setElementSize(this._container, size); | |
this.onReposition(); | |
}, | |
onReposition: function() { | |
if (!this._google) return; | |
google.maps.event.trigger(this._google, "resize"); | |
}, | |
_initAdSense: function() { | |
var adUnitDiv = document.createElement('div'); | |
var adUnitOptions = { | |
format: google.maps.adsense.AdFormat.HALF_BANNER, | |
position: google.maps.ControlPosition.TOP, | |
backgroundColor: '#c4d4f3', | |
borderColor: '#e5ecf9', | |
titleColor: '#0000cc', | |
textColor: '#000000', | |
urlColor: '#009900', | |
map: this._google, | |
visible: true, | |
publisherId: 'pub-4906650925210476' | |
} | |
this._adUnit = new google.maps.adsense.AdUnit(adUnitDiv, adUnitOptions); | |
} | |
}); | |
L.Google.asyncWait = []; | |
L.Google.asyncInitialize = function() { | |
var i; | |
for (i = 0; i < L.Google.asyncWait.length; i++) { | |
var o = L.Google.asyncWait[i]; | |
o._ready = true; | |
if (o._container) { | |
o._initMapObject(); | |
o._initAdSense(); | |
o._update(); | |
} | |
} | |
L.Google.asyncWait = []; | |
}; |
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