824 lines
32 KiB
JavaScript
824 lines
32 KiB
JavaScript
overviewer.util = {
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// vars for callback
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readyQueue: [],
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isReady: false,
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lastHash: null,
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/* fuzz tester!
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*/
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'testMaths': function(t) {
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var initx = Math.floor(Math.random() * 400) - 200;
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var inity = 64;
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var initz = Math.floor(Math.random() * 400) - 200;
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console.log("Initial point: %r,%r,%r", initx, inity, initz);
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var latlng = overviewer.util.fromWorldToLatLng(initx, inity, initz, t);
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console.log("LatLng: %r,%r", latlng.lat(), latlng.lng());
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var p = overviewer.util.fromLatLngToWorld(latlng.lat(), latlng.lng(), t);
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console.log("Result: %r,%r,%r", p.x, p.y, p.z);
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if (p.x == initx && p.y == inity && p.z == initz) {
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console.log("Pass");
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}
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},
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/**
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* General initialization function, called when the page is loaded.
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* Probably shouldn't need changing unless some very different kind of new
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* feature gets added.
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*/
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'initialize': function() {
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//overviewer.util.initializeClassPrototypes();
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overviewer.util.initializePolyfills();
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overviewer.util.initializeMarkers();
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overviewer.coordBoxClass = L.Control.extend({
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options: {
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position: 'bottomleft',
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},
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initialize: function() {
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this.coord_box = L.DomUtil.create('div', 'coordbox');
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},
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render: function(latlng) {
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var currWorld = overviewer.current_world;
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if (currWorld == null) {return;}
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var currTileset = overviewer.current_layer[currWorld];
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if (currTileset == null) {return;}
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var ovconf = currTileset.tileSetConfig;
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w_coords = overviewer.util.fromLatLngToWorld(latlng.lat, latlng.lng, ovconf);
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var r_x = Math.floor(Math.floor(w_coords.x / 16.0) / 32.0);
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var r_z = Math.floor(Math.floor(w_coords.z / 16.0) / 32.0);
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var r_name = "r." + r_x + "." + r_z + ".mca";
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this.coord_box.innerHTML = "<strong>X</strong> " +
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Math.round(w_coords.x) +
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" <strong>Z</strong> " + Math.round(w_coords.z) +
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" (" + r_name + ")";
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},
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onAdd: function() {
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return this.coord_box;
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}
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});
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overviewer.compassClass = L.Control.extend({
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initialize: function(imagedict, options) {
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L.Util.setOptions(this, options);
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this.compass_img = L.DomUtil.create('img', 'compass');
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this.imagedict = imagedict;
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},
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render: function(direction) {
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this.compass_img.src = this.imagedict[direction];
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},
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onAdd: function() {
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return this.compass_img;
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}
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});
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overviewer.control = L.Control.extend({
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initialize: function(options) {
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L.Util.setOptions(this, options);
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this.container = L.DomUtil.create('div', 'worldcontrol');
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this.select = L.DomUtil.create('select');
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this.select.onchange = this.onChange;
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this.container.appendChild(this.select);
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},
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addWorld: function(world) {
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var option = L.DomUtil.create('option');
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option.value = world;
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option.innerText = world;
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this.select.appendChild(option);
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},
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onChange: function(ev) {
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console.log(ev.target);
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console.log(ev.target.value);
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var selected_world = ev.target.value;
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// save current view for the current_world
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overviewer.collections.centers[overviewer.current_world][0] = overviewer.map.getCenter();
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overviewer.collections.centers[overviewer.current_world][1] = overviewer.map.getZoom();
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overviewer.layerCtrl.remove();
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overviewer.layerCtrl = L.control.layers(
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overviewer.collections.mapTypes[selected_world],
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overviewer.collections.overlays[selected_world],
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{collapsed: false})
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.addTo(overviewer.map);
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for (var world_name in overviewer.collections.mapTypes) {
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for (var tset_name in overviewer.collections.mapTypes[world_name]) {
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var lyr = overviewer.collections.mapTypes[world_name][tset_name];
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if (world_name != selected_world) {
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if (overviewer.map.hasLayer(lyr))
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overviewer.map.removeLayer(lyr);
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}
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if (lyr.tileSetConfig.marker_groups) {
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for (var marker_group in lyr.tileSetConfig.marker_groups) {
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lyr.tileSetConfig.marker_groups[marker_group].remove();
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}
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}
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if (lyr.tileSetConfig.markerCtrl) {
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lyr.tileSetConfig.markerCtrl.remove();
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}
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}
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for (var tset_name in overviewer.collections.overlays[world_name]) {
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var lyr = overviewer.collections.overlays[world_name][tset_name];
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if (world_name != selected_world) {
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if (overviewer.map.hasLayer(lyr))
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overviewer.map.removeLayer(lyr);
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}
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}
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}
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var center = overviewer.collections.centers[selected_world];
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overviewer.map.setView(center[0], center[1]);
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overviewer.current_world = selected_world;
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if (overviewer.collections.mapTypes[selected_world] && overviewer.current_layer[selected_world]) {
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overviewer.map.addLayer(overviewer.collections.mapTypes[selected_world][overviewer.current_layer[selected_world].tileSetConfig.name]);
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} else {
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var tset_name = Object.keys(overviewer.collections.mapTypes[selected_world])[0]
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overviewer.map.addLayer(overviewer.collections.mapTypes[selected_world][tset_name]);
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}
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},
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onAdd: function() {
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console.log("onAdd mycontrol");
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return this.container
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}
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});
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overviewer.map = L.map('mcmap', {
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crs: L.CRS.Simple,
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minZoom: 0});
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overviewer.map.attributionControl.setPrefix(
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'<a href="https://overviewer.org">Overviewer/Leaflet</a>');
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overviewer.map.on('baselayerchange', function(ev) {
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// before updating the current_layer, remove the marker control, if it exists
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if (overviewer.current_world && overviewer.current_layer[overviewer.current_world]) {
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let tsc = overviewer.current_layer[overviewer.current_world].tileSetConfig;
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if (tsc.markerCtrl)
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tsc.markerCtrl.remove();
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if (tsc.marker_groups) {
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for (var marker_group in tsc.marker_groups) {
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tsc.marker_groups[marker_group].remove();
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}
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}
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}
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overviewer.current_layer[overviewer.current_world] = ev.layer;
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var ovconf = ev.layer.tileSetConfig;
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// Change the compass
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overviewer.compass.render(ovconf.north_direction);
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// Set the background colour
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document.getElementById("mcmap").style.backgroundColor = ovconf.bgcolor;
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if (overviewer.collections.locationMarker) {
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overviewer.collections.locationMarker.remove();
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}
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// Remove old spawn marker, add new one
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if (overviewer.collections.spawnMarker) {
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overviewer.collections.spawnMarker.remove();
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}
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if (typeof(ovconf.spawn) == "object") {
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var spawnIcon = L.icon({
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iconUrl: overviewerConfig.CONST.image.spawnMarker,
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iconRetinaUrl: overviewerConfig.CONST.image.spawnMarker2x,
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iconSize: [32, 37],
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iconAnchor: [15, 33],
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});
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var latlng = overviewer.util.fromWorldToLatLng(ovconf.spawn[0],
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ovconf.spawn[1],
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ovconf.spawn[2],
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ovconf);
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var ohaimark = L.marker(latlng, {icon: spawnIcon, title: "Spawn"});
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ohaimark.on('click', function(ev) {
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overviewer.map.setView(ev.latlng);
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});
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overviewer.collections.spawnMarker = ohaimark
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overviewer.collections.spawnMarker.addTo(overviewer.map);
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} else {
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overviewer.collections.spawnMarker = null;
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}
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// reset the markers control with the markers for this layer
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if (ovconf.marker_groups) {
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console.log("markers for", ovconf.marker_groups);
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ovconf.markerCtrl = L.control.layers(
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[],
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ovconf.marker_groups, {collapsed: false}).addTo(overviewer.map);
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}
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overviewer.util.updateHash();
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});
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overviewer.map.on('moveend', function(ev) {
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overviewer.util.updateHash();
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});
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var tset = overviewerConfig.tilesets[0];
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overviewer.map.on("click", function(e) {
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console.log(e.latlng);
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var point = overviewer.util.fromLatLngToWorld(e.latlng.lat, e.latlng.lng, tset);
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console.log(point);
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});
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var tilesetLayers = {}
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overviewer.worldCtrl = new overviewer.control();
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overviewer.compass = new overviewer.compassClass(
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overviewerConfig.CONST.image.compass);
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overviewer.coord_box = new overviewer.coordBoxClass();
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overviewerConfig.worlds.forEach(function(world_name, idx) {
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overviewer.collections.mapTypes[world_name] = {}
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overviewer.collections.overlays[world_name] = {}
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overviewer.worldCtrl.addWorld(world_name);
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});
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overviewer.compass.addTo(overviewer.map);
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overviewer.worldCtrl.addTo(overviewer.map);
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overviewer.coord_box.addTo(overviewer.map);
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overviewer.map.on('mousemove', function(ev) {
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overviewer.coord_box.render(ev.latlng);
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});
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overviewerConfig.tilesets.forEach(function(obj, idx) {
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var myLayer = new L.tileLayer('', {
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tileSize: overviewerConfig.CONST.tileSize,
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noWrap: true,
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maxZoom: obj.maxZoom,
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minZoom: obj.minZoom,
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errorTileUrl: obj.base + obj.path + "/blank." + obj.imgextension,
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});
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myLayer.getTileUrl = overviewer.util.getTileUrlGenerator(obj.path, obj.base, obj.imgextension);
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if (obj.isOverlay) {
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overviewer.collections.overlays[obj.world][obj.name] = myLayer;
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} else {
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overviewer.collections.mapTypes[obj.world][obj.name] = myLayer;
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}
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obj.marker_groups = undefined;
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if (overviewer.collections.haveSigns == true) {
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// if there are markers for this tileset, create them now
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if ((typeof markers !== 'undefined') && (obj.path in markers)) {
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console.log("this tileset has markers:", obj);
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obj.marker_groups = {};
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for (var mkidx = 0; mkidx < markers[obj.path].length; mkidx++) {
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var marker_group = new L.layerGroup();
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var marker_entry = markers[obj.path][mkidx];
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var icon = L.icon({iconUrl: marker_entry.icon});
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console.log("marker group:", marker_entry.displayName, marker_entry.groupName);
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for (var dbidx = 0; dbidx < markersDB[marker_entry.groupName].raw.length; dbidx++) {
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var db = markersDB[marker_entry.groupName].raw[dbidx];
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var latlng = overviewer.util.fromWorldToLatLng(db.x, db.y, db.z, obj);
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var m_icon;
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if (db.icon != undefined) {
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m_icon = L.icon({iconUrl: db.icon});
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} else {
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m_icon = icon;
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}
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let new_marker = new L.marker(latlng, {icon: m_icon, title: db.hovertext});
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new_marker.bindPopup(db.text);
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marker_group.addLayer(new_marker);
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}
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obj.marker_groups[marker_entry.displayName] = marker_group;
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}
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//var latlng = overviewer.util.fromWorldToLatLng(
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// ovconf.spawn[0],
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// ovconf.spawn[1],
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// ovconf.spawn[2],
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// obj);
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//marker_group.addLayer(L.marker(
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}
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}
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myLayer["tileSetConfig"] = obj;
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if (typeof(obj.spawn) == "object") {
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var latlng = overviewer.util.fromWorldToLatLng(obj.spawn[0], obj.spawn[1], obj.spawn[2], obj);
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overviewer.collections.centers[obj.world] = [ latlng, obj.defaultZoom ];
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} else {
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overviewer.collections.centers[obj.world] = [ [0, 0], obj.defaultZoom ];
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}
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});
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overviewer.layerCtrl = L.control.layers(
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overviewer.collections.mapTypes[overviewerConfig.worlds[0]],
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overviewer.collections.overlays[overviewerConfig.worlds[0]],
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{collapsed: false})
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.addTo(overviewer.map);
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overviewer.current_world = overviewerConfig.worlds[0];
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let center = overviewer.collections.centers[overviewer.current_world];
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overviewer.map.setView(center[0], center[1]);
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if (!overviewer.util.initHash()) {
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overviewer.worldCtrl.onChange({target: {value: overviewer.current_world}});
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}
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},
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'injectMarkerScript': function(url) {
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var m = document.createElement('script'); m.type = 'text/javascript'; m.async = false;
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m.src = url;
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var s = document.getElementsByTagName('script')[0]; s.parentNode.appendChild(m);
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},
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'initializeMarkers': function() {
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if (overviewer.collections.haveSigns=true) {
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console.log("initializeMarkers");
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//Object.keys(
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//
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}
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return;
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},
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/** Any polyfills needed to improve browser compatibility
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*/
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'initializePolyfills': function() {
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// From https://developer.mozilla.org/en-US/docs/Web/API/ChildNode/remove
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// IE is missing this
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if (!('remove' in Element.prototype)) {
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Element.prototype.remove = function() {
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if (this.parentNode) {
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this.parentNode.removeChild(this);
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}
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};
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}
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},
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/**
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* This adds some methods to these classes because Javascript is stupid
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* and this seems like the best way to avoid re-creating the same methods
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* on each object at object creation time.
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*/
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'initializeClassPrototypes': function() {
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overviewer.classes.MapProjection.prototype.fromLatLngToPoint = function(latLng) {
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var x = latLng.lng() * overviewerConfig.CONST.tileSize;
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var y = latLng.lat() * overviewerConfig.CONST.tileSize;
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return new google.maps.Point(x, y);
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};
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overviewer.classes.MapProjection.prototype.fromPointToLatLng = function(point) {
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var lng = point.x * this.inverseTileSize;
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var lat = point.y * this.inverseTileSize;
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return new google.maps.LatLng(lat, lng);
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};
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overviewer.classes.CoordMapType.prototype.getTile = function(coord, zoom, ownerDocument) {
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var div = ownerDocument.createElement('DIV');
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div.innerHTML = '(' + coord.x + ', ' + coord.y + ', ' + zoom +
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')' + '<br />';
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//TODO: figure out how to get the current mapType, I think this
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//will add the maptile url to the grid thing once it works
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//div.innerHTML += overviewer.collections.mapTypes[0].getTileUrl(coord, zoom);
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//this should probably just have a css class
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div.style.width = this.tileSize.width + 'px';
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div.style.height = this.tileSize.height + 'px';
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div.style.fontSize = '10px';
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div.style.borderStyle = 'solid';
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div.style.borderWidth = '1px';
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div.style.borderColor = '#AAAAAA';
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return div;
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};
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},
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/**
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* onready function for other scripts that rely on overviewer
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* usage: overviewer.util.ready(function(){ // do stuff });
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*
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*
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*/
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'ready': function(callback){
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if (typeof callback !== 'function') return;
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if (overviewer.util.isReady){ // run instantly if overviewer already is ready
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overviewer.util.readyQueue.push(callback);
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overviewer.util.runReadyQueue();
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} else {
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overviewer.util.readyQueue.push(callback); // wait until initialize is finished
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}
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},
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'runReadyQueue': function(){
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if(overviewer.util.readyQueue.length === 0) return;
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overviewer.util.readyQueue.forEach(function(callback){
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callback();
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});
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overviewer.util.readyQueue = [];
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},
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/**
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* Quote an arbitrary string for use in a regex matcher.
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* WTB parametized regexes, JavaScript...
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*
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* From http://kevin.vanzonneveld.net
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* original by: booeyOH
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* improved by: Ates Goral (http://magnetiq.com)
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* improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
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* bugfixed by: Onno Marsman
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* example 1: preg_quote("$40");
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* returns 1: '\$40'
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* example 2: preg_quote("*RRRING* Hello?");
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* returns 2: '\*RRRING\* Hello\?'
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* example 3: preg_quote("\\.+*?[^]$(){}=!<>|:");
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* returns 3: '\\\.\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:'
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*/
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"pregQuote": function(str) {
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return (str+'').replace(/([\\\.\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:])/g, "\\$1");
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},
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/**
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* Gee, I wonder what this does.
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*
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* @param string msg
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*/
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'debug': function(msg) {
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if (overviewerConfig.map.debug) {
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console.log(msg);
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}
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},
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/**
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* Simple helper function to split the query string into key/value
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* pairs. Doesn't do any type conversion but both are lowercase'd.
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*
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* @return Object
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*/
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'parseQueryString': function() {
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var results = {};
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var queryString = location.search.substring(1);
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var pairs = queryString.split('&');
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for (i in pairs) {
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var pos = pairs[i].indexOf('=');
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var key = pairs[i].substring(0,pos).toLowerCase();
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var value = pairs[i].substring(pos+1).toLowerCase();
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overviewer.util.debug( 'Found GET paramter: ' + key + ' = ' + value);
|
|
results[key] = value;
|
|
}
|
|
return results;
|
|
},
|
|
'getDefaultMapTypeId': function() {
|
|
return overviewer.collections.mapTypeIds[0];
|
|
},
|
|
/**
|
|
* helper to get map LatLng from world coordinates takes arguments in
|
|
* X, Y, Z order (arguments are *out of order*, because within the
|
|
* function we use the axes like the rest of Minecraft Overviewer --
|
|
* with the Z and Y flipped from normal minecraft usage.)
|
|
*
|
|
* @param int x
|
|
* @param int z
|
|
* @param int y
|
|
* @param TileSetModel model
|
|
*
|
|
* @return google.maps.LatLng
|
|
*/
|
|
'fromWorldToLatLng': function(x, y, z, tset) {
|
|
|
|
var zoomLevels = tset.zoomLevels;
|
|
var north_direction = tset.north_direction;
|
|
|
|
// the width and height of all the highest-zoom tiles combined,
|
|
// inverted
|
|
var perPixel = 1.0 / (overviewerConfig.CONST.tileSize *
|
|
Math.pow(2, zoomLevels));
|
|
|
|
if (north_direction == overviewerConfig.CONST.UPPERRIGHT){
|
|
temp = x;
|
|
x = -z+15;
|
|
z = temp;
|
|
} else if(north_direction == overviewerConfig.CONST.LOWERRIGHT){
|
|
x = -x+15;
|
|
z = -z+15;
|
|
} else if(north_direction == overviewerConfig.CONST.LOWERLEFT){
|
|
temp = x;
|
|
x = z;
|
|
z = -temp+15;
|
|
}
|
|
|
|
// This information about where the center column is may change with
|
|
// a different drawing implementation -- check it again after any
|
|
// drawing overhauls!
|
|
|
|
// point (0, 0, 127) is at (0.5, 0.0) of tile (tiles/2 - 1, tiles/2)
|
|
// so the Y coordinate is at 0.5, and the X is at 0.5 -
|
|
// ((tileSize / 2) / (tileSize * 2^zoomLevels))
|
|
// or equivalently, 0.5 - (1 / 2^(zoomLevels + 1))
|
|
var lng = 0.5 - (1.0 / Math.pow(2, zoomLevels + 1));
|
|
var lat = 0.5;
|
|
|
|
// the following metrics mimic those in
|
|
// chunk_render in src/iterate.c
|
|
|
|
// each block on X axis adds 12px to x and subtracts 6px from y
|
|
lng += 12 * x * perPixel;
|
|
lat -= 6 * x * perPixel;
|
|
|
|
// each block on Y axis adds 12px to x and adds 6px to y
|
|
lng += 12 * z * perPixel;
|
|
lat += 6 * z * perPixel;
|
|
|
|
// each block down along Z adds 12px to y
|
|
lat += 12 * (256 - y) * perPixel;
|
|
|
|
// add on 12 px to the X coordinate to center our point
|
|
lng += 12 * perPixel;
|
|
|
|
return [-lat*overviewerConfig.CONST.tileSize, lng*overviewerConfig.CONST.tileSize]
|
|
},
|
|
/**
|
|
* The opposite of fromWorldToLatLng
|
|
* NOTE: X, Y and Z in this function are Minecraft world definitions
|
|
* (that is, X is horizontal, Y is altitude and Z is vertical).
|
|
*
|
|
* @param float lat
|
|
* @param float lng
|
|
*
|
|
* @return Array
|
|
*/
|
|
'fromLatLngToWorld': function(lat, lng, tset) {
|
|
var zoomLevels = tset.zoomLevels;
|
|
var north_direction = tset.north_direction;
|
|
|
|
lat = -lat/overviewerConfig.CONST.tileSize;
|
|
lng = lng/overviewerConfig.CONST.tileSize;
|
|
|
|
// lat lng will always be between (0,0) -- top left corner
|
|
// (-384, 384) -- bottom right corner
|
|
|
|
// Initialize world x/y/z object to be returned
|
|
var point = Array();
|
|
point.x = 0;
|
|
point.y = 64;
|
|
point.z = 0;
|
|
|
|
// the width and height of all the highest-zoom tiles combined,
|
|
// inverted
|
|
var perPixel = 1.0 / (overviewerConfig.CONST.tileSize *
|
|
Math.pow(2, zoomLevels));
|
|
|
|
// Revert base positioning
|
|
// See equivalent code in fromWorldToLatLng()
|
|
lng -= 0.5 - (1.0 / Math.pow(2, zoomLevels + 1));
|
|
lat -= 0.5;
|
|
|
|
// I'll admit, I plugged this into Wolfram Alpha:
|
|
// a = (x * 12 * r) + (z * 12 * r), b = (z * 6 * r) - (x * 6 * r)
|
|
// And I don't know the math behind solving for for X and Z given
|
|
// A (lng) and B (lat). But Wolfram Alpha did. :) I'd welcome
|
|
// suggestions for splitting this up into long form and documenting
|
|
// it. -RF
|
|
point.x = Math.floor((lng - 2 * lat) / (24 * perPixel));
|
|
point.z = Math.floor((lng + 2 * lat) / (24 * perPixel));
|
|
|
|
// Adjust for the fact that we we can't figure out what Y is given
|
|
// only latitude and longitude, so assume Y=64. Since this is lowering
|
|
// down from the height of a chunk, it depends on the chunk height as
|
|
// so:
|
|
point.x += 256-64;
|
|
point.z -= 256-64;
|
|
|
|
if(north_direction == overviewerConfig.CONST.UPPERRIGHT){
|
|
temp = point.z;
|
|
point.z = -point.x+15;
|
|
point.x = temp;
|
|
} else if(north_direction == overviewerConfig.CONST.LOWERRIGHT){
|
|
point.x = -point.x+15;
|
|
point.z = -point.z+15;
|
|
} else if(north_direction == overviewerConfig.CONST.LOWERLEFT){
|
|
temp = point.z;
|
|
point.z = point.x;
|
|
point.x = -temp+15;
|
|
}
|
|
|
|
return point;
|
|
},
|
|
/**
|
|
* Create the pop-up infobox for when you click on a region, this can't
|
|
* be done in-line because of stupid Javascript scoping problems with
|
|
* closures or something.
|
|
*
|
|
* @param google.maps.Polygon|google.maps.Polyline shape
|
|
*/
|
|
'createRegionInfoWindow': function(shape) {
|
|
var infowindow = new google.maps.InfoWindow();
|
|
google.maps.event.addListener(shape, 'click', function(event, i) {
|
|
if (overviewer.collections.infoWindow) {
|
|
overviewer.collections.infoWindow.close();
|
|
}
|
|
// Replace our Info Window's content and position
|
|
var point = overviewer.util.fromLatLngToWorld(event.latLng.lat(),event.latLng.lng());
|
|
var contentString = '<b>Region: ' + shape.name + '</b><br />' +
|
|
'Clicked Location: <br />' + Math.round(point.x,1) + ', ' + point.y
|
|
+ ', ' + Math.round(point.z,1)
|
|
+ '<br />';
|
|
infowindow.setContent(contentString);
|
|
infowindow.setPosition(event.latLng);
|
|
infowindow.open(overviewer.map);
|
|
overviewer.collections.infoWindow = infowindow;
|
|
});
|
|
},
|
|
/**
|
|
* Same as createRegionInfoWindow()
|
|
*
|
|
* @param google.maps.Marker marker
|
|
*/
|
|
'createMarkerInfoWindow': function(marker) {
|
|
var windowContent = '<div class="infoWindow"><p><img src="' + marker.icon +
|
|
'"/><br />' + marker.content.replace(/\n/g,'<br/>') + '</p></div>';
|
|
var infowindow = new google.maps.InfoWindow({
|
|
'content': windowContent
|
|
});
|
|
google.maps.event.addListener(marker, 'click', function() {
|
|
if (overviewer.collections.infoWindow) {
|
|
overviewer.collections.infoWindow.close();
|
|
}
|
|
infowindow.open(overviewer.map, marker);
|
|
overviewer.collections.infoWindow = infowindow;
|
|
});
|
|
},
|
|
'initHash': function() {
|
|
var newHash = window.location.hash;
|
|
if (overviewer.util.lastHash !== newHash) {
|
|
overviewer.util.lastHash = newHash;
|
|
if(newHash.split("/").length > 1) {
|
|
overviewer.util.goToHash();
|
|
// Clean up the hash.
|
|
overviewer.util.updateHash();
|
|
return true;
|
|
} else {
|
|
return false; // signal to caller that we didn't goto any hash
|
|
}
|
|
}
|
|
},
|
|
'setHash': function(x, y, z, zoom, w, maptype) {
|
|
// save this info is a nice easy to parse format
|
|
var newHash = "#/" + Math.floor(x) + "/" + Math.floor(y) + "/" + Math.floor(z) + "/" + zoom + "/" + encodeURI(w) + "/" + encodeURI(maptype);
|
|
overviewer.util.lastHash = newHash; // this should not trigger initHash
|
|
window.location.replace(newHash);
|
|
},
|
|
'updateHash': function() {
|
|
// name of current world
|
|
var currWorld = overviewer.current_world;
|
|
if (currWorld == null) {return;}
|
|
|
|
var currTileset = overviewer.current_layer[currWorld];
|
|
if (currTileset == null) {return;}
|
|
|
|
var ovconf = currTileset.tileSetConfig;
|
|
|
|
var coordinates = overviewer.util.fromLatLngToWorld(overviewer.map.getCenter().lat,
|
|
overviewer.map.getCenter().lng,
|
|
ovconf);
|
|
var zoom = overviewer.map.getZoom();
|
|
|
|
if (zoom >= ovconf.maxZoom) {
|
|
zoom = 'max';
|
|
} else if (zoom <= ovconf.minZoom) {
|
|
zoom = 'min';
|
|
} else {
|
|
// default to (map-update friendly) negative zooms
|
|
zoom -= ovconf.maxZoom;
|
|
}
|
|
overviewer.util.setHash(coordinates.x, coordinates.y, coordinates.z, zoom, currWorld, ovconf.name);
|
|
},
|
|
'goToHash': function() {
|
|
// Note: the actual data begins at coords[1], coords[0] is empty.
|
|
var coords = window.location.hash.split("/");
|
|
|
|
|
|
var zoom;
|
|
var world_name = null;
|
|
var tileset_name = null;
|
|
// The if-statements try to prevent unexpected behaviour when using incomplete hashes, e.g. older links
|
|
if (coords.length > 4) {
|
|
zoom = coords[4];
|
|
}
|
|
if (coords.length > 6) {
|
|
world_name = decodeURI(coords[5]);
|
|
tileset_name = decodeURI(coords[6]);
|
|
}
|
|
|
|
var target_layer = overviewer.collections.mapTypes[world_name][tileset_name];
|
|
var ovconf = target_layer.tileSetConfig;
|
|
|
|
var latlngcoords = overviewer.util.fromWorldToLatLng(parseInt(coords[1]),
|
|
parseInt(coords[2]),
|
|
parseInt(coords[3]),
|
|
ovconf);
|
|
|
|
if (zoom == 'max') {
|
|
zoom = ovconf.maxZoom;
|
|
} else if (zoom == 'min') {
|
|
zoom = ovconf.minZoom;
|
|
} else {
|
|
zoom = parseInt(zoom);
|
|
if (zoom < 0) {
|
|
// if zoom is negative, treat it as a "zoom out from max"
|
|
zoom += ovconf.maxZoom;
|
|
} else {
|
|
// fall back to default zoom
|
|
zoom = ovconf.defaultZoom;
|
|
}
|
|
}
|
|
|
|
// clip zoom
|
|
if (zoom > ovconf.maxZoom)
|
|
zoom = ovconf.maxZoom;
|
|
if (zoom < ovconf.minZoom)
|
|
zoom = ovconf.minZoom;
|
|
|
|
// build a fake event for the world switcher control
|
|
overviewer.worldCtrl.onChange({target: {value: world_name}});
|
|
overviewer.worldCtrl.select.value = world_name;
|
|
if (!overviewer.map.hasLayer(target_layer)) {
|
|
overviewer.map.addLayer(target_layer);
|
|
}
|
|
|
|
overviewer.map.setView(latlngcoords, zoom);
|
|
|
|
if (ovconf.showlocationmarker) {
|
|
var locationIcon = L.icon({
|
|
iconUrl: overviewerConfig.CONST.image.queryMarker,
|
|
iconRetinaUrl: overviewerConfig.CONST.image.queryMarker2x,
|
|
iconSize: [32, 37],
|
|
iconAnchor: [15, 33],
|
|
});
|
|
var locationm = L.marker(latlngcoords, { icon: locationIcon,
|
|
title: "Linked location"});
|
|
overviewer.collections.locationMarker = locationm
|
|
overviewer.collections.locationMarker.on('contextmenu', function(ev) {
|
|
overviewer.collections.locationMarker.remove();
|
|
});
|
|
overviewer.collections.locationMarker.on('click', function(ev) {
|
|
overviewer.map.setView(ev.latlng);
|
|
});
|
|
overviewer.collections.locationMarker.addTo(overviewer.map);
|
|
}
|
|
},
|
|
/**
|
|
* Generate a function to get the path to a tile at a particular location
|
|
* and zoom level.
|
|
*
|
|
* @param string path
|
|
* @param string pathBase
|
|
* @param string pathExt
|
|
*/
|
|
'getTileUrlGenerator': function(path, pathBase, pathExt) {
|
|
return function(o) {
|
|
var url = path;
|
|
var zoom = o.z;
|
|
var urlBase = ( pathBase ? pathBase : '' );
|
|
if(o.x < 0 || o.x >= Math.pow(2, zoom) ||
|
|
o.y < 0 || o.y >= Math.pow(2, zoom)) {
|
|
url += '/blank';
|
|
} else if(zoom === 0) {
|
|
url += '/base';
|
|
} else {
|
|
for(var z = zoom - 1; z >= 0; --z) {
|
|
var x = Math.floor(o.x / Math.pow(2, z)) % 2;
|
|
var y = Math.floor(o.y / Math.pow(2, z)) % 2;
|
|
url += '/' + (x + 2 * y);
|
|
}
|
|
}
|
|
url = url + '.' + pathExt;
|
|
if(typeof overviewerConfig.map.cacheTag !== 'undefined') {
|
|
url += '?c=' + overviewerConfig.map.cacheTag;
|
|
}
|
|
return(urlBase + url);
|
|
};
|
|
}
|
|
};
|