}
}
-function getShortUrl(map) {
- return (window.location.hostname.match(/^www\.openstreetmap\.org/i) ?
- 'http://osm.org/go/' : 'http://' + window.location.hostname + '/go/') +
- makeShortCode(map);
-}
-
-function getUrl(map) {
- var center = map.getCenter(),
- zoom = map.getZoom(),
- toZoom = zoomPrecision(zoom);
-
- return (window.location.hostname.match(/^www\.openstreetmap\.org/i) ?
- 'http://openstreetmap.org/?' : 'http://' + window.location.hostname + '/?') +
- querystring.stringify({
- lat: toZoom(center.lat),
- lon: toZoom(center.lng),
- zoom: zoom,
- layers: map.getLayersCode()
- });
-}
-
-// Called to create a short code for the short link.
-function makeShortCode(map) {
- var zoom = map.getZoom(),
- str = '',
- char_array = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_~",
- x = Math.round((map.getCenter().lng + 180.0) * ((1 << 30) / 90.0)),
- y = Math.round((map.getCenter().lat + 90.0) * ((1 << 30) / 45.0)),
- // JavaScript only has to keep 32 bits of bitwise operators, so this has to be
- // done in two parts. each of the parts c1/c2 has 30 bits of the total in it
- // and drops the last 4 bits of the full 64 bit Morton code.
- c1 = interlace(x >>> 17, y >>> 17), c2 = interlace((x >>> 2) & 0x7fff, (y >>> 2) & 0x7fff);
-
- for (var i = 0; i < Math.ceil((zoom + 8) / 3.0) && i < 5; ++i) {
- digit = (c1 >> (24 - 6 * i)) & 0x3f;
- str += char_array.charAt(digit);
- }
- for (i = 5; i < Math.ceil((zoom + 8) / 3.0); ++i) {
- digit = (c2 >> (24 - 6 * (i - 5))) & 0x3f;
- str += char_array.charAt(digit);
- }
- for (i = 0; i < ((zoom + 8) % 3); ++i) str += "-";
-
- // Called to interlace the bits in x and y, making a Morton code.
- function interlace(x, y) {
- x = (x | (x << 8)) & 0x00ff00ff;
- x = (x | (x << 4)) & 0x0f0f0f0f;
- x = (x | (x << 2)) & 0x33333333;
- x = (x | (x << 1)) & 0x55555555;
- y = (y | (y << 8)) & 0x00ff00ff;
- y = (y | (y << 4)) & 0x0f0f0f0f;
- y = (y | (y << 2)) & 0x33333333;
- y = (y | (y << 1)) & 0x55555555;
- return (x << 1) | y;
- }
-
- return str;
-}
-
// generate a cookie-safe string of map state
function cookieContent(map) {
var center = map.getCenter().wrap();
});
L.extend(L.Map.prototype, {
- getLayersCode: function() {
- var layerConfig = '';
- for (var i in this._layers) { // TODO: map.eachLayer
- var layer = this._layers[i];
- if (layer.options && layer.options.code) {
- layerConfig += layer.options.code;
- }
- }
- return layerConfig;
- },
- getMapBaseLayerId: function() {
- for (var i in this._layers) { // TODO: map.eachLayer
- var layer = this._layers[i];
- if (layer.options && layer.options.keyid) return layer.options.keyid;
- }
+ getLayersCode: function () {
+ var layerConfig = '';
+ for (var i in this._layers) { // TODO: map.eachLayer
+ var layer = this._layers[i];
+ if (layer.options && layer.options.code) {
+ layerConfig += layer.options.code;
+ }
}
+ return layerConfig;
+ },
+
+ getMapBaseLayerId: function () {
+ for (var i in this._layers) { // TODO: map.eachLayer
+ var layer = this._layers[i];
+ if (layer.options && layer.options.keyid) return layer.options.keyid;
+ }
+ },
+
+ getUrl: function(marker) {
+ var center = this.getCenter(),
+ zoom = this.getZoom(),
+ toZoom = zoomPrecision(zoom),
+ params = {
+ lat: toZoom(center.lat),
+ lon: toZoom(center.lng),
+ zoom: zoom,
+ layers: this.getLayersCode()
+ };
+
+ if (marker && this.hasLayer(marker)) {
+ params.mlat = toZoom(marker.getLatLng().lat);
+ params.mlon = toZoom(marker.getLatLng().lng);
+ }
+
+ return 'http://' + OSM.SERVER_URL + '/?' + querystring.stringify(params);
+ },
+
+ getShortUrl: function(marker) {
+ var zoom = this.getZoom(),
+ latLng = marker && this.hasLayer(marker) ? marker.getLatLng() : this.getCenter(),
+ str = '',
+ char_array = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_~",
+ x = Math.round((latLng.lng + 180.0) * ((1 << 30) / 90.0)),
+ y = Math.round((latLng.lat + 90.0) * ((1 << 30) / 45.0)),
+ // JavaScript only has to keep 32 bits of bitwise operators, so this has to be
+ // done in two parts. each of the parts c1/c2 has 30 bits of the total in it
+ // and drops the last 4 bits of the full 64 bit Morton code.
+ c1 = interlace(x >>> 17, y >>> 17), c2 = interlace((x >>> 2) & 0x7fff, (y >>> 2) & 0x7fff),
+ digit;
+
+ for (var i = 0; i < Math.ceil((zoom + 8) / 3.0) && i < 5; ++i) {
+ digit = (c1 >> (24 - 6 * i)) & 0x3f;
+ str += char_array.charAt(digit);
+ }
+ for (i = 5; i < Math.ceil((zoom + 8) / 3.0); ++i) {
+ digit = (c2 >> (24 - 6 * (i - 5))) & 0x3f;
+ str += char_array.charAt(digit);
+ }
+ for (i = 0; i < ((zoom + 8) % 3); ++i) str += "-";
+
+ // Called to interlace the bits in x and y, making a Morton code.
+ function interlace(x, y) {
+ x = (x | (x << 8)) & 0x00ff00ff;
+ x = (x | (x << 4)) & 0x0f0f0f0f;
+ x = (x | (x << 2)) & 0x33333333;
+ x = (x | (x << 1)) & 0x55555555;
+ y = (y | (y << 8)) & 0x00ff00ff;
+ y = (y | (y << 4)) & 0x0f0f0f0f;
+ y = (y | (y << 2)) & 0x33333333;
+ y = (y | (y << 1)) & 0x55555555;
+ return (x << 1) | y;
+ }
+
+ if (marker && this.hasLayer(marker)) {
+ str += '?m'
+ }
+
+ return (window.location.hostname.match(/^www\.openstreetmap\.org/i) ?
+ 'http://osm.org/go/' : 'http://' + window.location.hostname + '/go/') + str;
+ }
});
L.Icon.Default.imagePath = <%= "#{asset_prefix}/images".to_json %>;
projects / rails.git / commitdiff