aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--gmap_arcgis.js44
1 files changed, 37 insertions, 7 deletions
diff --git a/gmap_arcgis.js b/gmap_arcgis.js
index 9a9b4db..a2c8b53 100644
--- a/gmap_arcgis.js
+++ b/gmap_arcgis.js
@@ -4,7 +4,7 @@ function gmapArcgis(config) {
return {
// Storable properties
config: config,
- map: config.map,
+ map: (config.map != undefined) ? config.map : null,
// UI unblocker wrapper
unblockUI: function() {
@@ -219,21 +219,21 @@ function gmapArcgis(config) {
var fs = fset.features;
var title;
for (var i = 0, c = fs.length; i < c; i++) {
- fset = fs[i];
+ var feature = fs[i];
if (self.config['markers'][element].title != undefined) {
- title = fset.attributes[self.config['markers'][element].title];
+ title = feature.attributes[self.config['markers'][element].title];
}
else {
- title = fset.attributes.nome;
+ title = feature.attributes.nome;
}
self.config['markers'][element].overlay[i] = {};
self.config['markers'][element].overlay[i].marker = new google.maps.Marker({
title: title,
icon: self.config['markers'][element].icon,
- position: fset.geometry[0].getPosition(),
- map: map,
+ position: feature.geometry[0].getPosition(),
+ map: self.map,
});
// Use a closure so marker data remains available to the listeners
@@ -241,7 +241,7 @@ function gmapArcgis(config) {
var marker = self.config['markers'][element].overlay[i].marker;
var infowindow = self.config['markers'][element].infowindow;
var content = self.config['markers'][element].content;
- var attributes = fset.attributes;
+ var attributes = feature.attributes;
google.maps.event.addListener(marker, 'click', function() {
infowindow.setContent(content(attributes));
@@ -375,5 +375,35 @@ function gmapArcgis(config) {
});
},
+ /**
+ * Returns the zoom level at which the given rectangular region fits in the map view.
+ * The zoom level is computed for the currently selected map type.
+ *
+ * @param {google.maps.Map} map
+ * @param {google.maps.LatLngBounds} bounds
+ * @return {Number} zoom level
+ * @see http://stackoverflow.com/questions/9837017/equivalent-of-getboundszoomlevel-in-gmaps-api-3
+ */
+ getZoomByBounds: function(bounds) {
+ var map = this.map();
+ var MAX_ZOOM = map.mapTypes.get(map.getMapTypeId()).maxZoom || 21;
+ var MIN_ZOOM = map.mapTypes.get(map.getMapTypeId()).minZoom || 0;
+ var ne = map.getProjection().fromLatLngToPoint(bounds.getNorthEast());
+ var sw = map.getProjection().fromLatLngToPoint(bounds.getSouthWest());
+ var worldCoordWidth = Math.abs(ne.x-sw.x);
+ var worldCoordHeight = Math.abs(ne.y-sw.y);
+
+ // Fit padding in pixels
+ var FIT_PAD = 40;
+
+ for (var zoom = MAX_ZOOM; zoom >= MIN_ZOOM; --zoom) {
+ if (worldCoordWidth*(1<<zoom)+2*FIT_PAD < $(map.getDiv()).width() &&
+ worldCoordHeight*(1<<zoom)+2*FIT_PAD < $(map.getDiv()).height()) {
+ return zoom;
+ }
+ }
+
+ return 0;
+ }
}
};