gnu-social/plugins/Mapstraction/js/mxn.openlayers.core.js
Bob Mottram 11c57e7aee Remove Google References
This removes most references to Google, with some
remaining since they may point to things which are still
relevant. References to Google Code, Google Buzz and
Google Maps have been removed
2016-03-20 13:06:58 +00:00

485 lines
16 KiB
JavaScript

mxn.register('openlayers', {
Mapstraction: {
init: function(element, api){
var me = this;
this.maps[api] = new OpenLayers.Map(
element.id,
{
maxExtent: new OpenLayers.Bounds(-20037508.34,-20037508.34,20037508.34,20037508.34),
maxResolution:156543,
numZoomLevels:18,
units:'meters',
projection: "EPSG:41001"
}
);
this.layers['osmmapnik'] = new OpenLayers.Layer.TMS(
'OSM Mapnik',
[
"http://a.tile.openstreetmap.org/",
"http://b.tile.openstreetmap.org/",
"http://c.tile.openstreetmap.org/"
],
{
type:'png',
getURL: function (bounds) {
var res = this.map.getResolution();
var x = Math.round ((bounds.left - this.maxExtent.left) / (res * this.tileSize.w));
var y = Math.round ((this.maxExtent.top - bounds.top) / (res * this.tileSize.h));
var z = this.map.getZoom();
var limit = Math.pow(2, z);
if (y < 0 || y >= limit) {
return null;
} else {
x = ((x % limit) + limit) % limit;
var path = z + "/" + x + "/" + y + "." + this.type;
var url = this.url;
if (url instanceof Array) {
url = this.selectUrl(path, url);
}
return url + path;
}
},
displayOutsideMaxExtent: true
}
);
this.layers['osm'] = new OpenLayers.Layer.TMS(
'OSM',
[
"http://a.tah.openstreetmap.org/Tiles/tile.php/",
"http://b.tah.openstreetmap.org/Tiles/tile.php/",
"http://c.tah.openstreetmap.org/Tiles/tile.php/"
],
{
type:'png',
getURL: function (bounds) {
var res = this.map.getResolution();
var x = Math.round ((bounds.left - this.maxExtent.left) / (res * this.tileSize.w));
var y = Math.round ((this.maxExtent.top - bounds.top) / (res * this.tileSize.h));
var z = this.map.getZoom();
var limit = Math.pow(2, z);
if (y < 0 || y >= limit) {
return null;
} else {
x = ((x % limit) + limit) % limit;
var path = z + "/" + x + "/" + y + "." + this.type;
var url = this.url;
if (url instanceof Array) {
url = this.selectUrl(path, url);
}
return url + path;
}
},
displayOutsideMaxExtent: true
}
);
this.maps[api].addLayer(this.layers['osmmapnik']);
this.maps[api].addLayer(this.layers['osm']);
},
applyOptions: function(){
// var map = this.maps[this.api];
// var myOptions = [];
// if (this.options.enableDragging) {
// myOptions.draggable = true;
// }
// if (this.options.enableScrollWheelZoom){
// myOptions.scrollwheel = true;
// }
// map.setOptions(myOptions);
},
resizeTo: function(width, height){
this.currentElement.style.width = width;
this.currentElement.style.height = height;
this.maps[this.api].updateSize();
},
addControls: function( args ) {
var map = this.maps[this.api];
// FIXME: OpenLayers has a bug removing all the controls says crschmidt
for (var i = map.controls.length; i>1; i--) {
map.controls[i-1].deactivate();
map.removeControl(map.controls[i-1]);
}
if ( args.zoom == 'large' ) {
map.addControl(new OpenLayers.Control.PanZoomBar());
}
else if ( args.zoom == 'small' ) {
map.addControl(new OpenLayers.Control.ZoomPanel());
if ( args.pan) {
map.addControl(new OpenLayers.Control.PanPanel());
}
}
else {
if ( args.pan){
map.addControl(new OpenLayers.Control.PanPanel());
}
}
if ( args.overview ) {
map.addControl(new OpenLayers.Control.OverviewMap());
}
if ( args.map_type ) {
map.addControl(new OpenLayers.Control.LayerSwitcher());
}
},
addSmallControls: function() {
var map = this.maps[this.api];
this.addControlsArgs.pan = false;
this.addControlsArgs.scale = false;
this.addControlsArgs.zoom = 'small';
map.addControl(new OpenLayers.Control.ZoomBox());
map.addControl(new OpenLayers.Control.LayerSwitcher({
'ascending':false
}));
},
addLargeControls: function() {
var map = this.maps[this.api];
map.addControl(new OpenLayers.Control.PanZoomBar());
this.addControlsArgs.pan = true;
this.addControlsArgs.zoom = 'large';
},
addMapTypeControls: function() {
var map = this.maps[this.api];
map.addControl( new OpenLayers.Control.LayerSwitcher({
'ascending':false
}) );
this.addControlsArgs.map_type = true;
},
setCenterAndZoom: function(point, zoom) {
var map = this.maps[this.api];
var pt = point.toProprietary(this.api);
map.setCenter(point.toProprietary(this.api), zoom);
},
addMarker: function(marker, old) {
var map = this.maps[this.api];
var pin = marker.toProprietary(this.api);
if (!this.layers['markers']) {
this.layers['markers'] = new OpenLayers.Layer.Markers('markers');
map.addLayer(this.layers['markers']);
}
this.layers['markers'].addMarker(pin);
return pin;
},
removeMarker: function(marker) {
var map = this.maps[this.api];
var pin = marker.toProprietary(this.api);
this.layers['markers'].removeMarker(pin);
pin.destroy();
},
removeAllMarkers: function() {
var map = this.maps[this.api];
// TODO: Add provider code
},
declutterMarkers: function(opts) {
var map = this.maps[this.api];
// TODO: Add provider code
},
addPolyline: function(polyline, old) {
var map = this.maps[this.api];
var pl = polyline.toProprietary(this.api);
if (!this.layers['polylines']) {
this.layers['polylines'] = new OpenLayers.Layer.Vector('polylines');
map.addLayer(this.layers['polylines']);
}
polyline.setChild(pl);
this.layers['polylines'].addFeatures([pl]);
return pl;
},
removePolyline: function(polyline) {
var map = this.maps[this.api];
var pl = polyline.toProprietary(this.api);
this.layers['polylines'].removeFeatures([pl]);
},
removeAllPolylines: function() {
var olpolylines = [];
for(var i = 0, length = this.polylines.length; i < length; i++){
olpolylines.push(this.polylines[i].toProprietary(this.api));
}
if (this.layers['polylines']) this.layers['polylines'].removeFeatures(olpolylines);
},
getCenter: function() {
var map = this.maps[this.api];
pt = map.getCenter();
return new mxn.LatLonPoint(pt.lat, pt.lon);
},
setCenter: function(point, options) {
var map = this.maps[this.api];
var pt = point.toProprietary(this.api);
map.setCenter(pt);
},
setZoom: function(zoom) {
var map = this.maps[this.api];
map.zoomTo(zoom);
},
getZoom: function() {
var map = this.maps[this.api];
return map.zoom;
},
getZoomLevelForBoundingBox: function( bbox ) {
var map = this.maps[this.api];
// throw 'Not implemented';
return zoom;
},
setMapType: function(type) {
var map = this.maps[this.api];
throw 'Not implemented (setMapType)';
},
getMapType: function() {
var map = this.maps[this.api];
// TODO: implement actual layer support
return mxn.Mapstraction.ROAD;
},
getBounds: function () {
var map = this.maps[this.api];
var olbox = map.calculateBounds();
return new mxn.BoundingBox(olbox.bottom, olbox.left, olbox.top, olbox.right);
},
setBounds: function(bounds){
var map = this.maps[this.api];
var sw = bounds.getSouthWest();
var ne = bounds.getNorthEast();
if(sw.lon > ne.lon) {
sw.lon -= 360;
}
var obounds = new OpenLayers.Bounds();
obounds.extend(new mxn.LatLonPoint(sw.lat,sw.lon).toProprietary(this.api));
obounds.extend(new mxn.LatLonPoint(ne.lat,ne.lon).toProprietary(this.api));
map.zoomToExtent(obounds);
},
addImageOverlay: function(id, src, opacity, west, south, east, north, oContext) {
var map = this.maps[this.api];
// TODO: Add provider code
},
setImagePosition: function(id, oContext) {
var map = this.maps[this.api];
var topLeftPoint; var bottomRightPoint;
// TODO: Add provider code
//oContext.pixels.top = ...;
//oContext.pixels.left = ...;
//oContext.pixels.bottom = ...;
//oContext.pixels.right = ...;
},
addOverlay: function(url, autoCenterAndZoom) {
var map = this.maps[this.api];
// TODO: Add provider code
},
addTileLayer: function(tile_url, opacity, copyright_text, min_zoom, max_zoom) {
var map = this.maps[this.api];
// TODO: Add provider code
},
toggleTileLayer: function(tile_url) {
var map = this.maps[this.api];
// TODO: Add provider code
},
getPixelRatio: function() {
var map = this.maps[this.api];
// TODO: Add provider code
},
mousePosition: function(element) {
var map = this.maps[this.api];
// TODO: Add provider code
}
},
LatLonPoint: {
toProprietary: function() {
var ollon = this.lon * 20037508.34 / 180;
var ollat = Math.log(Math.tan((90 + this.lat) * Math.PI / 360)) / (Math.PI / 180);
ollat = ollat * 20037508.34 / 180;
return new OpenLayers.LonLat(ollon, ollat);
},
fromProprietary: function(olPoint) {
var lon = (olPoint.lon / 20037508.34) * 180;
var lat = (olPoint.lat / 20037508.34) * 180;
lat = 180/Math.PI * (2 * Math.atan(Math.exp(lat * Math.PI / 180)) - Math.PI / 2);
this.lon = lon;
this.lat = lat;
}
},
Marker: {
toProprietary: function() {
var size, anchor, icon;
if(this.iconSize) {
size = new OpenLayers.Size(this.iconSize[0], this.iconSize[1]);
}
else {
size = new OpenLayers.Size(21,25);
}
if(this.iconAnchor) {
anchor = new OpenLayers.Pixel(this.iconAnchor[0], this.iconAnchor[1]);
}
else {
// FIXME: hard-coding the anchor point
anchor = new OpenLayers.Pixel(-(size.w/2), -size.h);
}
if(this.iconUrl) {
icon = new OpenLayers.Icon(this.iconUrl, size, anchor);
}
else {
icon = new OpenLayers.Icon('http://openlayers.org/dev/img/marker-gold.png', size, anchor);
}
var marker = new OpenLayers.Marker(this.location.toProprietary("openlayers"), icon);
if(this.infoBubble) {
var popup = new OpenLayers.Popup(null,
this.location.toProprietary("openlayers"),
new OpenLayers.Size(100,100),
this.infoBubble,
true);
popup.autoSize = true;
var theMap = this.map;
if(this.hover) {
marker.events.register("mouseover", marker, function(event) {
theMap.addPopup(popup);
popup.show();
});
marker.events.register("mouseout", marker, function(event) {
popup.hide();
theMap.removePopup(popup);
});
}
else {
var shown = false;
marker.events.register("mousedown", marker, function(event) {
if (shown) {
popup.hide();
theMap.removePopup(popup);
shown = false;
} else {
theMap.addPopup(popup);
popup.show();
shown = true;
}
});
}
}
if(this.hoverIconUrl) {
// TODO
}
if(this.infoDiv){
// TODO
}
return marker;
},
openBubble: function() {
// TODO: Add provider code
},
hide: function() {
this.proprietary_marker.setOptions({visible:false});
},
show: function() {
this.proprietary_marker.setOptions({visible:true});
},
update: function() {
// TODO: Add provider code
}
},
Polyline: {
toProprietary: function() {
var olpolyline;
var olpoints = [];
var ring;
var style = {
strokeColor: this.color || "#000000",
strokeOpacity: this.opacity || 1,
strokeWidth: this.width || 1,
fillColor: this.fillColor || "#000000",
fillOpacity: this.getAttribute('fillOpacity') || 0.2
};
//TODO Handle closed attribute
for (var i = 0, length = this.points.length ; i< length; i++){
olpoint = this.points[i].toProprietary("openlayers");
olpoints.push(new OpenLayers.Geometry.Point(olpoint.lon, olpoint.lat));
}
if (this.closed) {
// a closed polygon
ring = new OpenLayers.Geometry.LinearRing(olpoints);
} else {
// a line
ring = new OpenLayers.Geometry.LineString(olpoints);
}
olpolyline = new OpenLayers.Feature.Vector(ring, null, style);
return olpolyline;
},
show: function() {
throw 'Not implemented';
},
hide: function() {
throw 'Not implemented';
}
}
});