some support for async listmaps
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rolux
parent
3936f701cd
commit
14174136d8
3 changed files with 136 additions and 44 deletions
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@ -1,10 +1,9 @@
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<!DOCTYPE html>
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<html>
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<head>
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<title>ox.js listmap demo</title
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<title>OxJS ListMap Demo (async)</title
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
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<script type="text/javascript" src="../../build/Ox.js"></script>
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<script type="text/javascript" src="../../source/_/ox.map.js"></script>
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<script type="text/javascript" src="js/listmap.js"></script>
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</head>
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<body>
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@ -7,9 +7,7 @@ Ox.load('Geo', function() {
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Ox.getJSON('json/cities100000.json', function(cities) {
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var listmap = new Ox.ListMap({
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height: window.innerHeight,
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places: Ox.map(cities, function(city, id) {
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var places = cities.map(function(city, i) {
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var countryCode = city.country_code == 'XK' ? 'RS-KO' : city.country_code,
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marker = city.population > 20000000 ? {size: 24, color: [255, 0, 0]} :
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city.population > 10000000 ? {size: 22, color: [255, 32, 0]} :
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@ -20,16 +18,18 @@ Ox.load('Geo', function() {
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city.population > 200000 ? {size: 12, color: [255, 192, 0]} :
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city.population > 100000 ? {size: 10, color: [255, 224, 0]} :
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{size: 8, color: [255, 255, 0]},
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area = Math.sqrt(city.population * 100),
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area = Math.sqrt(Math.max(city.population, 1) * 100),
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latSize = area / Ox.EARTH_CIRCUMFERENCE * 360,
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lngSize = area * Ox.getDegreesPerMeter(city.latitude);
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return city.population > 400000/*400000*/ ? {
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return {
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alternativeNames: [],
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area: city.population * 100,
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countryCode: countryCode,
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editable: true,
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flag: countryCode,
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geoname: city.name + ', ' + Ox.getCountryByCode(countryCode).name,
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id: Ox.encodeBase32(id),
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geonameSort: getGeonameSort(city.name + ', ' + Ox.getCountryByCode(countryCode).name),
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id: Ox.encodeBase32(i),
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markerColor: marker.color,
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markerSize: marker.size,
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name: city.name,
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@ -40,8 +40,90 @@ Ox.load('Geo', function() {
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west: city.longitude - lngSize / 2,
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north: city.latitude + latSize / 2,
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east: city.longitude + lngSize / 2
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} : null;
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}),
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};
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});
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var $listmap = new Ox.ListMap({
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height: window.innerHeight,
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places: function(options, callback) {
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// this simulates a remote API
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Ox.print('OPTIONS', options)
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var data = {};
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// query, sort, range, area
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if (Ox.isEmpty(options)) {
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data = {
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items: places.length,
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south: 90,
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west: 180,
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north: -90,
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east: -180
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};
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places.forEach(function(place) {
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['south', 'west', 'north', 'east'].forEach(function(v) {
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if (
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((v == 'south' || v == 'west') && place[v] < data[v])
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|| ((v == 'north' || v == 'east') && place[v] > data[v])
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) {
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data[v] = place[v];
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}
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});
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});
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} else {
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data.items = places;
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if (options.query) {
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}
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if (options.area) {
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data.items = data.items.filter(function(place) {
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// fixme: fails if crosses dateline
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return place.lat > options.area.south
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&& place.lat < options.area.north
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&& place.lng > options.area.west
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&& place.lng < options.area.east;
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});
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}
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data.items.sort(function(a, b) {
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if (options.sort[0].key == 'geoname') {
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aValue = a.geonameSort;
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bValue = b.geonameSort;
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} else {
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aValue = a[options.sort[0].key];
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bValue = b[options.sort[0].key];
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}
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var ret = 0;
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if (
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(options.sort[0].operator == '+' && aValue < bValue)
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|| (options.sort[0].operator == '-' && aValue > bValue)
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) {
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ret = -1;
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} else if (
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(options.sort[0].operator == '+' && aValue > bValue)
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|| (options.sort[0].operator == '-' && aValue < bValue)
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) {
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ret = 1;
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}
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return ret;
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});
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if (options.ids) {
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data.positions = {};
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data.items.forEach(function(place, i) {
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if (options.ids.indexOf(place.id) > -1) {
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data.positions[place.id] = i;
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}
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});
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delete data.items;
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} else if (options.range) {
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data.items = data.items.filter(function(place, i) {
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return i >= options.range[0] && i < options.range[1];
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});
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}
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}
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Ox.print('DATA', data)
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callback({
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data: data,
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result: {code: 200, text: 'OK'}
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});
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},
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width: window.innerWidth
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})
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.bindEvent({
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@ -54,13 +136,21 @@ Ox.load('Geo', function() {
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$(window).resize(function() {
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Ox.print('RESIZE', window.innerHeight)
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listmap.options({
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$listmap.options({
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height: window.innerHeight,
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width: window.innerWidth
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});
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});
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window.listmap = listmap;
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window.$listmap = $listmap;
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function getGeonameSort(geoname) {
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var names = geoname.split(', ');
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if (!Ox.getCountryByGeoname(names[names.length - 1])) {
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names.push('~');
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}
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return names.reverse().join(', ');
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}
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});
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@ -23,8 +23,10 @@ Ox.ListMap = function(options, self) {
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addPlace: null,
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height: 256,
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labels: false,
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pageLength: 100,
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places: null,
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selected: [],
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sort: [{key: 'geoname', operator: '+'}],
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width: 256
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})
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.addClass('OxListMap')
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@ -34,6 +36,8 @@ Ox.ListMap = function(options, self) {
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height: self.options.height + 'px'
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});
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self.isAsync = Ox.isFunction(self.options.places);
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self.columns = [
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{
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addable: false, // fixme: implement
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@ -243,11 +247,9 @@ Ox.ListMap = function(options, self) {
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columnsVisible: true,
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//items: Ox.clone(self.options.places),
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items: self.options.places,
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pageLength: 100,
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pageLength: self.options.pageLength,
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scrollbarVisible: true,
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sort: [
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{key: 'name', operator: '+'}
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]
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sort: self.options.sort
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})
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.bindEvent({
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'delete': removeItem,
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@ -455,7 +457,7 @@ Ox.ListMap = function(options, self) {
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];
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*/
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if (Ox.isArray(self.options.places)) {
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if (!self.isAsync) {
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init(self.options.places)
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} else {
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self.options.places({}, function(result) {
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@ -464,7 +466,8 @@ Ox.ListMap = function(options, self) {
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keys: self.columns.map(function(column) {
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return column.id
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}),
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range: [0, result.data.items]
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range: [0, result.data.items],
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sort: self.options.sort,
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}, function(result) {
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Ox.print('DATA', result)
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init(result.data.items);
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