version 4.8.17 -- カレンダーで今日以降しか選べないようにした
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hayano
256
static/leaflet/leaflet.extras.js
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256
static/leaflet/leaflet.extras.js
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L.Control.ResetView = L.Control.extend({
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statics: {
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ICON: 'url(images/reset-view.png)',
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TITLE: "Reset view"
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},
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options: {
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position: 'topleft'
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},
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initialize: function (bounds, options) {
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// Accept function as argument to bounds
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this.getBounds = typeof(bounds) == 'function' ? bounds :
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function () {
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return bounds;
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};
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L.Util.setOptions(this, options);
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},
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onAdd: function (map) {
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if (map.resetviewControl) {
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map.removeControl(map.resetviewControl);
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}
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map.resetviewControl = this;
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var container = L.DomUtil.create('div', 'leaflet-control-zoom leaflet-bar');
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var link = L.DomUtil.create('a', 'leaflet-control-zoom-out leaflet-bar-part', container);
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link.href = '#';
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link.title = L.Control.ResetView.TITLE;
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link.style.backgroundImage = L.Control.ResetView.ICON;
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L.DomEvent.addListener(link, 'click', L.DomEvent.stopPropagation)
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.addListener(link, 'click', L.DomEvent.preventDefault)
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.addListener(link, 'click', L.Util.bind(function () {
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map.fitBounds(this.getBounds());
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}, this));
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return container;
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}
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});
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L.Map.DjangoMap = L.Map.extend({
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initialize: function (id, options) {
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// Merge compatible options
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// (can be undefined)
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var djoptions = options.djoptions;
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options.zoom = djoptions.zoom;
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options.center = djoptions.center;
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if (!isNaN(parseInt(djoptions.minzoom, 10)))
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options.minZoom = djoptions.minzoom;
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if (!isNaN(parseInt(djoptions.maxzoom, 10)))
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options.maxZoom = djoptions.maxzoom;
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// Translate to native options
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options = L.Util.extend(options,
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this._projectionOptions(djoptions));
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if (djoptions.extent) {
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options.maxBounds = djoptions.extent;
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}
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L.Map.prototype.initialize.call(this, id, options);
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this._djAddLayers();
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this._djSetupControls();
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if (djoptions.fitextent && djoptions.extent && !(djoptions.center || djoptions.zoom)) {
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this.fitBounds(options.maxBounds);
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}
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},
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_projectionOptions: function (djoptions) {
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if (!djoptions.srid)
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return {};
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var projopts = {};
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var bbox = djoptions.tilesextent,
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maxResolution = computeMaxResolution(bbox);
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// See https://github.com/ajashton/TileCache/blob/master/tilecache/TileCache/Layer.py#L197
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var resolutions = [];
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for (var z = 0; z < 20; z++) {
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resolutions.push(maxResolution / Math.pow(2, z));
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}
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if (L.CRS['EPSG' + djoptions.srid] !== undefined) {
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var crs = L.CRS['EPSG' + djoptions.srid];
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} else {
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var crs = new L.Proj.CRS('EPSG:' + djoptions.srid,
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proj4.defs['EPSG:' + djoptions.srid],
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{
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origin: [bbox[0], bbox[3]],
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resolutions: resolutions
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}
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);
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}
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return {
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crs: crs,
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scale: crs.scale,
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continuousWorld: true
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};
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function computeMaxResolution(bbox) {
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// See https://github.com/ajashton/TileCache/blob/master/tilecache/TileCache/Layer.py#L185-L196
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var size = 256,
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width = bbox[2] - bbox[0],
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height = bbox[3] - bbox[1];
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var aspect = Math.floor(Math.max(width, height) / Math.min(width, height) + 0.5);
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return Math.max(width, height) / (size * aspect);
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}
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},
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_djAddLayers: function () {
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var layers = this.options.djoptions.layers;
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var overlays = this.options.djoptions.overlays || [];
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var continuousWorld = this.options.continuousWorld;
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if (!layers || !layers.length) {
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// No layers, we're done (ignoring overlays)
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return;
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}
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if (layers.length == 1 && overlays.length == 0) {
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var layer = l2d(layers[0]);
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// Make the only layer match the map max/min_zoom
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layer.options = L.Util.extend(layer.options, {
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minZoom: this.options.minZoom,
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maxZoom: this.options.maxZoom
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});
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L.tileLayer(layer.url, layer.options).addTo(this);
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return;
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}
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this.layerscontrol = L.control.layers().addTo(this);
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for (var i = 0, n = layers.length; i < n; i++) {
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var layer = l2d(layers[i]),
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l = L.tileLayer(layer.url, layer.options);
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this.layerscontrol.addBaseLayer(l, layer.name);
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// Show first one as default
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if (i === 0) l.addTo(this);
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}
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for (var i = 0, n = overlays.length; i < n; i++) {
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var layer = l2d(overlays[i]),
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l = L.tileLayer(layer.url, layer.options);
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this.layerscontrol.addOverlay(l, layer.name);
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}
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function l2d(l) {
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var options = {'continuousWorld': continuousWorld};
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if (typeof l[2] === 'string') {
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// remain compatible with django-leaflet <= 0.15.0
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options = L.Util.extend(options, {'attribution': l[2]});
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} else {
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options = L.Util.extend(options, l[2]);
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}
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return {name: l[0], url: l[1], options: options};
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}
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},
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_djSetupControls: function () {
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// Attribution prefix ?
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if (this.attributionControl &&
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this.options.djoptions.attributionprefix !== null) {
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this.attributionControl.setPrefix(this.options.djoptions.attributionprefix);
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}
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// Scale control ?
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if (this.options.djoptions.scale) {
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this.whenReady(function () {
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var scale_opt = this.options.djoptions.scale;
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var show_imperial = /both|imperial/.test(scale_opt);
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var show_metric = /both|metric/.test(scale_opt);
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new L.Control.Scale({imperial: show_imperial, metric: show_metric}).addTo(this);
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}, this);
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}
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// Minimap control ?
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if (this.options.djoptions.minimap) {
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for (var firstLayer in this._layers) break;
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var url = this._layers[firstLayer]._url;
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var layer = L.tileLayer(url);
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this.minimapcontrol = null;
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this.whenReady(function () {
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this.minimapcontrol = new L.Control.MiniMap(layer,
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{toggleDisplay: true}).addTo(this);
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}, this);
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}
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// ResetView control ?
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if (this.options.djoptions.resetview) {
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var bounds = this.options.djoptions.extent;
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if (bounds) {
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// Add reset view control
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this.whenReady(function () {
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new L.Control.ResetView(bounds).addTo(this);
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}, this);
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}
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}
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}
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});
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L.Map.djangoMap = function (id, options) {
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var container = L.DomUtil.get(id);
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if (container._leaflet) // Already initialized
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return;
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var map = new L.Map.DjangoMap(id, options);
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if (options.globals) {
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// Register document maps, like window.forms :)
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window.maps = window.maps || [];
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window.maps.push(map);
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}
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if (options.callback === null) {
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/*
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* Deprecate django-leaflet < 0.7 default callback
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*/
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var defaultcb = window[id + 'Init'];
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if (typeof(defaultcb) == 'function') {
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options.callback = defaultcb;
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if (console) console.warn('DEPRECATED: Use of default callback ' + defaultcb.name + '() is deprecated (see documentation).');
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}
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}
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/*
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* Trigger custom map:init Event
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*/
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triggerEvent(window, 'map:init', {id: id, map: map, options: options});
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/*
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* Run callback if specified
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*/
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if (typeof(options.callback) == 'function') {
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options.callback(map, options);
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}
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return map;
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function triggerEvent(target, type, data) {
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if (typeof window.CustomEvent == 'function') {
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var evt = new CustomEvent(type, {detail: data});
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target.dispatchEvent(evt);
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}
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else if (window.jQuery) {
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var evt = jQuery.Event(type);
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evt.detail = data;
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jQuery(target).trigger(evt);
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}
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}
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};
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