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map_data.js
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map_data.js
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import * as d3 from 'd3';
import _ from 'lodash';
import {
event as d3_event,
select as d3_select
} from 'd3-selection';
import { d3keybinding as d3_keybinding } from '../lib/d3.keybinding.js';
import { t, textDirection } from '../util/locale';
import { svgIcon } from '../svg';
import { tooltip } from '../util/tooltip';
import { d3combobox } from '../lib/d3.combobox.js';
import { uiBackground } from './background';
import { uiDisclosure } from './disclosure';
import { uiHelp } from './help';
import { uiTooltipHtml } from './tooltipHtml';
export function uiMapData(context) {
var key = t('map_data.key');
var features = context.features().keys();
var layers = context.layers();
var fills = ['wireframe', 'partial', 'full'];
var _fillSelected = context.storage('area-fill') || 'partial';
var _shown = false;
var _dataLayerContainer = d3_select(null);
var _fillList = d3_select(null);
var _featureList = d3_select(null);
function mapData(selection) {
function getFetcher() {
var geoserviceLayer = context.layers().layer('geoservice');
return function(value, cb) {
var setPreset = geoserviceLayer.preset();
var v = value.toLowerCase();
var suggestedTags = [];
if (setPreset) {
_.map(setPreset.fields, function(field) {
if (field.keys) {
suggestedTags = suggestedTags.concat(_.map(field.keys, function(key) {
return { value: key };
}));
} else if (field.key) {
suggestedTags.push({ value: field.key });
}
});
}
cb(suggestedTags.filter(function(d) {
return d.value.toLowerCase().indexOf(v) >= 0;
}));
};
}
function showsFeature(d) {
return context.features().enabled(d);
}
function autoHiddenFeature(d) {
return context.features().autoHidden(d);
}
function clickFeature(d) {
context.features().toggle(d);
update();
}
function showsFill(d) {
return _fillSelected === d;
}
function setFill(d) {
fills.forEach(function(opt) {
context.surface().classed('fill-' + opt, Boolean(opt === d));
});
_fillSelected = d;
context.storage('area-fill', d);
if (d !== 'wireframe') {
context.storage('area-fill-toggle', d);
}
update();
}
function showsLayer(which) {
var layer = layers.layer(which);
if (layer) {
return layer.enabled();
}
return false;
}
function setLayer(which, enabled) {
var layer = layers.layer(which);
if (layer) {
layer.enabled(enabled);
update();
}
}
function toggleLayer(which) {
setLayer(which, !showsLayer(which));
}
function drawPhotoItems(selection) {
var photoKeys = ['mapillary-images', 'mapillary-signs', 'openstreetcam-images'];
var photoLayers = layers.all().filter(function(obj) { return photoKeys.indexOf(obj.id) !== -1; });
var data = photoLayers.filter(function(obj) { return obj.layer.supported(); });
function layerSupported(d) {
return d.layer && d.layer.supported();
}
function layerEnabled(d) {
return layerSupported(d) && d.layer.enabled();
}
var ul = selection
.selectAll('.layer-list-photos')
.data([0]);
ul = ul.enter()
.append('ul')
.attr('class', 'layer-list layer-list-photos')
.merge(ul);
var li = ul.selectAll('.list-item-photos')
.data(data);
li.exit()
.remove();
var liEnter = li.enter()
.append('li')
.attr('class', function(d) { return 'list-item-photos list-item-' + d.id; });
var labelEnter = liEnter
.append('label')
.each(function(d) {
d3_select(this)
.call(tooltip()
.title(t(d.id.replace('-', '_') + '.tooltip'))
.placement('top')
);
});
labelEnter
.append('input')
.attr('type', 'checkbox')
.on('change', function(d) { toggleLayer(d.id); });
labelEnter
.append('span')
.text(function(d) { return t(d.id.replace('-', '_') + '.title'); });
function clickGpx() {
toggleLayer('gpx');
}
// Update
li = li
.merge(liEnter);
li
.classed('active', layerEnabled)
.selectAll('input')
.property('checked', layerEnabled);
}
function drawGeoServiceItem(selection) {
var geoserviceLayer = layers.layer('geoservice');
var geoserviceLayerItem = selection
.selectAll('.layer-list-geoservice')
.data(geoserviceLayer ? [0] : []);
// Exit
geoserviceLayerItem.exit()
.remove();
// Enter
var enter = geoserviceLayerItem.enter()
.append('ul')
.attr('class', 'layer-list layer-list-geoservice')
.append('li')
.classed('list-item-geoservice', true);
var hoverGeoService = tooltip()
.title(t('geoservice.enter_url'))
.placement('top');
var labelGeoService = enter
.append('label')
.call(hoverGeoService);
labelGeoService.append('button')
.attr('class', 'layer-browse')
.on('click', editGeoService);
labelGeoService
.append('span')
.attr('class', 'geoservice-button-label')
.text(t('geoservice.add_layer'));
var allOpts = enter.append('label')
.attr('class', 'geoservice-all-opt');
allOpts.append('input')
.attr('type', 'radio')
.attr('name', 'import-visibility')
.attr('value', 'all')
.property('checked', 'checked');
allOpts.append('span').text(t('geoservice.show_all'));
var osmOpt = enter.append('label')
.attr('class', 'geoservice-osm-opt');
osmOpt.append('input')
.attr('type', 'radio')
.attr('name', 'import-visibility')
.attr('value', 'osm');
osmOpt.append('span').text(t('geoservice.hide_import'));
var importOpt = enter.append('label')
.attr('class', 'geoservice-import-opt');
importOpt.append('input')
.attr('type', 'radio')
.attr('name', 'import-visibility')
.attr('value', 'import');
importOpt.append('span').text(t('geoservice.hide_osm'));
var urlEntry, urlInput, copyrightable, copylabel, unrecognizedSource, unrecognizedLabel, copyapproval, layerPreview, layerSelect, preset, presetList, presetComboBox, metadata_url, plan_url;
d3.selectAll('.geoservice-all-opt input, .geoservice-osm-opt input, .geoservice-import-opt input').on('change', function () {
if (d3.select('.geoservice-all-opt input').property('checked')) {
d3.selectAll('.data-layer .geoservice-import, .data-layer .geoservice-osm').style('visibility', 'visible');
} else if (d3.select('.geoservice-osm-opt input').property('checked')) {
d3.selectAll('.data-layer .geoservice-osm').style('visibility', 'visible');
d3.selectAll('.data-layer .geoservice-import').style('visibility', 'hidden');
} else if (d3.select('.geoservice-import-opt input').property('checked')) {
d3.selectAll('.data-layer .geoservice-osm').style('visibility', 'hidden');
d3.selectAll('.data-layer .geoservice-import').style('visibility', 'visible');
}
});
// create GeoService layer edit pane only once
if (this.pane) {
return;
}
// based on the help pane
this.pane = d3.selectAll('#content').append('div')
.attr('class', 'shaded hide geoservice-pane')
.append('div').attr('class', 'modal fillL col9')
.append('div').attr('class', 'cf')
.append('div').attr('class', 'modal-section');
enter.append('button')
.attr('class', 'clear-geoservice hide')
.text(t('geoservice.clear_geoservice'))
.on('click', (function() {
// clear the UI
d3.selectAll('.geoservice-all-opt, .geoservice-osm-opt, .geoservice-import-opt, .clear-geoservice')
.style('display', 'none');
d3.select('.geoservice-button-label').text('Add GeoService Layer');
hoverGeoService.title(t('geoservice.enter_url'));
// clear the map
geoserviceLayer.geojson({});
geoserviceLayer.fields({});
context.flush();
populatePane(this.pane);
}).bind(this));
function hidePreviewGeoService () {
d3.selectAll('.geoservice-preview, .geoservice-table, .copyright-text, .layer-counted')
.classed('hide', true);
}
function previewGeoService(err, data) {
if (err) {
return console.log(err);
}
d3.selectAll('.geoservice-preview, .copyright-text')
.classed('hide', false);
if (data.layers && data.layers.length) {
// MapServer layer selector is visible
d3.select('.geoservice-table')
.classed('hide', true);
d3.selectAll('.geoservice-pane button.url.final')
.property('disabled', true);
layerSelect.html('')
.classed('hide', false)
.on('change', function() {
if (this.value) {
urlInput.property('value', this.value);
urlInput.on('input')(null, this.value);
}
})
.append('option')
.text(t('geoservice.select_layer'))
.attr('value', '')
.property('selected', true);
_.map(data.layers, function(optLayer) {
layerSelect.append('option')
.text(optLayer.name)
.attr('value', metadata_url.split('?f=json')[0] + '/' + optLayer.id);
});
return;
} else {
layerSelect.classed('hide', true);
}
if (!data.fields || !data.fields.length) {
return;
}
// fetch one record for sample values
var sample_url = metadata_url.split('?f=json')[0] + '/query?where=1%3D1&returnGeometry=false&outFields=*&f=json&resultRecordCount=1';
d3.json(sample_url, function (err, data) {
var samplePick = data.features[0].attributes;
var fields = Object.keys(samplePick);
_.map(fields, function (field) {
d3.select('tr.preview.' + field + ' .sample-value')
.text(samplePick[field]);
});
});
// make a count of local (current viewport) and global features
var counter_url = metadata_url.split('?f=json')[0] + '/query?where=1%3D1&returnCountOnly=true&f=json';
d3.selectAll('.layer-counted').classed('hide', false);
d3.json(counter_url, function (err, data) {
var count = data.count;
d3.selectAll('.layer-counted .global').text(count);
});
var bounds = context.map().trimmedExtent().bbox();
bounds = JSON.stringify({
xmin: bounds.minX.toFixed(6) * 1,
ymin: bounds.minY.toFixed(6) * 1,
xmax: bounds.maxX.toFixed(6) * 1,
ymax: bounds.maxY.toFixed(6) * 1,
spatialReference: {wkid: 4326}
});
counter_url += '&geometry=' + bounds;
counter_url += '&geometryType=esriGeometryEnvelope';
counter_url += '&spatialRel=esriSpatialRelIntersects';
counter_url += '&inSR=4326';
d3.json(counter_url, function (err, data) {
var count = (data || {}).count;
if (!err && count > 0) {
// re-enable download buttons
d3.selectAll('.geoservice-pane button.url.final')
.property('disabled', false);
} else {
// warn user
alert(t('geoservice.no_data'));
}
d3.selectAll('.layer-counted .local').text(count);
});
// handle OSM / ODBL license approval and appease import guidelines
var license = (data.copyrightText || '').replace(/\s/g, '');
geoserviceLayer.metadata(metadata_url);
geoserviceLayer.license(license);
if (license) {
if (context.storage('license-' + license)) {
// user has seen and approved this license before
d3.selectAll('.copyright-text')
.text(t('geoservice.copyright.approved') + license);
copyapproval.property('checked', true);
} else {
// new license
d3.selectAll('.copyright-text').text('Copyright information: ' + license);
copylabel.classed('hide', false);
}
} else if (context.storage('license-' + metadata_url)) {
// user has seen and approved this URL before
d3.selectAll('.copyright-text')
.text(t('geoservice.copyright.previous'));
copyapproval.property('checked', true);
} else {
// new URL, no license
d3.selectAll('.copyright-text').text(t('geoservice.copyright.not_approved'));
copylabel.classed('hide', false);
}
var geoserviceTable = d3.selectAll('.geoservice-table')
.html('<thead class="tag-row"><th>Field</th><th>Sample value</th><th class="include-row">Include?</th><th>(optional) OSM tag</th></thead>')
.classed('hide', false);
if (data.supportedQueryFormats && data.supportedQueryFormats.toLowerCase().indexOf('geojson') > -1) {
geoserviceLayer.format('geojson');
} else {
geoserviceLayer.format('json');
}
// initially list all GeoService fields and set them to false (not imported)
var myFields = {};
_.map(data.fields, function (field) {
// don't allow user to change how OBJECTID works or map other system-managed fields
if ((['OBJECTID', 'SHAPE', 'SHAPE_LENGTH', 'SHAPE_AREA', 'SHAPE.LENGTH', 'SHAPE.AREA', 'X_COORD', 'Y_COORD'].indexOf(field.name.toUpperCase()) > -1) || (field.name.toUpperCase().indexOf('SHAPE.') === 0)) {
return;
}
myFields[field.name] = false;
var row = geoserviceTable.append('tr')
.attr('class', 'preview ' + field.name);
// field alias (or name)
row.append('td').text(field.alias || field.name);
// placeholder (JS will later give it sample value)
row.append('td')
.attr('class', 'sample-value')
.text('loading');
// checkbox (include or not, default is no)
row.append('td')
.attr('class', 'include-row')
.append('input')
.attr('class', field.name.replace(/\s/g, '_'))
.attr('type', 'checkbox')
.property('checked', typeof geoserviceLayer.fields()[field.name] === 'string')
.on('click', function() {
// control click toggles all, otherwise change event handles it all
if (d3.event.ctrlKey || d3.event.metaKey) {
var allSet = this.checked;
var selectFields = geoserviceLayer.fields();
d3.selectAll('.geoservice-table input[type="checkbox"]')
.property('checked', allSet);
var fieldNames = Object.keys(selectFields);
_.map(fieldNames, function (field) {
// set to current field-name, GeoService original name, or false (for not-imported)
selectFields[field] = allSet ? (selectFields[field] || field) : false;
});
geoserviceLayer.fields(selectFields);
}
})
.on('change', function() {
// record that this field is being imported
var selectFields = geoserviceLayer.fields();
selectFields[field.name] = this.checked ? (selectFields[field.name] || field.name) : false;
geoserviceLayer.fields(selectFields);
// don't allow an OSM import tag to be entered if we're not importing this field
var dropdown = d3.select('input[name="' + field.name + '"]')
.property('value', '')
.property('disabled', !this.checked);
d3.select(dropdown.node().parentNode.lastChild)
.classed('hide', !this.checked);
});
// import to this OSM tag - suggest tags from preset
// disable until this tag is imported
var suggestedKeys = d3combobox().fetcher(getFetcher()).minItems(0);
row.append('td').append('input')
.attr('type', 'text')
.attr('class', 'osm-counterpart')
.attr('name', field.name)
.property('disabled', true)
.call(suggestedKeys)
.on('change', function() {
// properties with this.name renamed to this.value
geoserviceLayer.setField(this.name, this.value);
});
});
geoserviceLayer.fields(myFields);
// UI: hide combobox dropdown until enabled
// show table and OSM add tag button
d3.selectAll('.geoservice-table .combobox-caret')
.classed('hide', true);
d3.selectAll('.geoservice-table, .add-tag')
.classed('hide', false);
}
function populatePane(pane) {
pane.html('');
// exit button
pane.append('button')
.attr('tabindex', -1)
.on('click', toggle)
.call(svgIcon('#icon-close'));
var content = pane.append('div')
.attr('class', 'left-content');
// title
content.append('h3')
.text('Import from a GeoService by URL');
var body = content.append('div')
.attr('class', 'body');
// designing the modal window
urlEntry = body.append('div')
.attr('class', 'topurl');
urlInput = urlEntry.append('input')
.attr('type', 'text')
.attr('class', 'geoservice')
.attr('placeholder', 'GeoService URL')
.on('input', function(e, fixedURL) {
// reformat URL ending to /layerID?f=json
metadata_url = fixedURL ? fixedURL : this.value;
metadata_url = metadata_url.split('/');
if (unrecognizedLabel) {
unrecognizedLabel.classed('hide', true);
}
if (metadata_url.length < 2 || metadata_url[0].indexOf('http') === -1) {
hidePreviewGeoService();
return;
}
// if user is selecting from dropdown, continue
if (this.value) {
// if url isn't a GeoService, warn and abort
if (!new RegExp(/(map|feature)server/, 'i').test(this.value.toLowerCase())) {
unrecognizedSource = urlEntry.append('div');
unrecognizedSource.append('div')
.attr('class', 'copyright-text');
unrecognizedLabel = unrecognizedSource.append('label')
.attr('class', 'hide');
unrecognizedLabel.append('span')
.text(t('geoservice.not_valid'));
unrecognizedLabel.classed('hide', false);
return;
}
}
// if it just ends /0, we need to keep /0 around
var last = metadata_url.pop();
if ((!isNaN(last * 1)) || (last.toLowerCase().indexOf('server') > -1)) {
metadata_url.push(last);
}
metadata_url = (metadata_url.join('/') + '?f=json').replace(/\/\//g, '/').replace(':/', '://');
d3.json(metadata_url, previewGeoService);
});
layerPreview = urlEntry.append('div')
.attr('class', 'geoservice-preview');
copyrightable = layerPreview.append('div');
copyrightable.append('div')
.attr('class', 'copyright-text');
copylabel = copyrightable.append('label')
.attr('class', 'hide');
copyapproval = copylabel.append('input')
.attr('type', 'checkbox')
.attr('class', 'copyright-approved')
.property('checked', false);
copylabel.append('span')
.html(t('geoservice.plan'));
copylabel.append('input')
.attr('class', 'geoservice-import-plan')
.attr('type', 'text')
.attr('placeholder', 'URL on OSM Wiki')
.on('input', function() {
plan_url = this.value;
geoserviceLayer.importPlan(plan_url);
});
layerSelect = layerPreview.append('div')
.append('select')
.attr('class', 'layer-select hide');
// known iD presets
preset = urlEntry.append('div')
.attr('class', 'preset');
preset.append('label')
.attr('class', 'preset-prompt')
.text(t('geoservice.match_preset'));
preset.append('div')
.attr('class', 'preset-icon-holder');
preset.append('span')
.attr('class', 'preset-prompt');
// click to remove a preset
preset.append('button')
.attr('class', 'hide')
.attr('style', 'float: none !important')
.text('x')
.on('click', function() {
geoserviceLayer.preset(null);
});
presetList = _.map(context.presets().collection, function(preset) {
return { value: preset.id };
});
presetComboBox = function(value, cb) {
var v = value.toLowerCase();
cb(presetList.filter(function(d) {
return d.value.indexOf(v) >= 0;
}));
};
preset.append('input')
.attr('type', 'text')
.attr('placeholder', 'feature type')
.call(d3combobox().fetcher(presetComboBox).minItems(0))
.on('change', function() {
var v = this.value;
var selection = context.presets().collection.filter(function(d) {
return d.id === v;
})[0];
geoserviceLayer.preset(selection);
});
// point-in-polygon option
var pip = preset.append('div')
.attr('class', 'point-in-polygon')
.append('label');
pip.append('input')
.attr('type', 'checkbox')
.attr('name', 'point-in-polygon')
.property('checked', false);
pip.append('span')
.text('Add addresses to buildings');
// merge lines option
var ml = preset.append('div')
.attr('class', 'merge-lines')
.append('label');
ml.append('input')
.attr('type', 'checkbox')
.attr('name', 'merge-lines')
.property('checked', false);
ml.append('span')
.text('Add data to roads');
// no overlapping buildings option
var bld = preset.append('div')
.attr('class', 'overlap-buildings')
.append('label');
bld.append('input')
.attr('type', 'checkbox')
.attr('name', 'overlap-buildings')
.property('checked', false);
bld.append('span')
.text('Prevent overlapping buildings');
body.append('table')
.attr('border', '1')
.attr('class', 'geoservice-table hide') // tag-list
.append('img').attr('src', 'img/loader-white.gif');
// this button adds a new field to data brought in from the GeoService
// for example you can add addr:state=VA to a city's addresses which otherwise wouldn't have this repeated field
d3.selectAll('.geoservice-table')
.append('hr')
.attr('class', 'import-table-switch');
body.append('button')
.attr('class', 'add-tag hide')
.html('Add key:value to all features')
.call(svgIcon('#icon-plus', 'icon light'))
.on('click', function() {
d3.selectAll('.import-table-switch').classed('import-table-switch', false);
var row = d3.selectAll('.geoservice-table').append('tr');
var uniqNum = Math.floor(Math.random() * 10000);
// fill in original name and sample value columns
row.append('td').text('Add');
row.append('td');
// the checkbox
row.append('td')
.attr('class', 'include-row')
.append('input')
.attr('type', 'checkbox')
.property('checked', true)
.property('disabled', true);
// final column stores key and value
var addval = row.append('td').append('div')
.attr('class', 'add-osm-key-val');
// the 'key' field, showing the new OSM tag key
var suggestedKeys = d3combobox().fetcher(getFetcher()).minItems(0);
addval.append('input')
.attr('type', 'text')
.attr('placeholder', 'new OSM key')
.attr('class', 'import-key-' + uniqNum)
.call(suggestedKeys)
.on('change', function() {
if (this.name) {
geoserviceLayer.setField('add_' + this.value, 'add_' + this.name);
} else {
geoserviceLayer.setField('add_' + this.value, null);
}
this.name = this.value;
d3.selectAll('.osm-key-' + uniqNum).attr('name', this.value);
});
addval.append('div').text('=');
// the 'value' field setting the new OSM tag default value
addval.append('input')
.attr('type', 'text')
.attr('placeholder', 'new OSM value')
.attr('class', 'osm-key-' + uniqNum)
.on('change', function() {
// properties with this.name renamed to this.value
geoserviceLayer.setField('add_' + this.name, this.value);
});
});
pane.append('div')
.attr('class', 'help-text hide')
.text(t('geoservice.success'));
pane.append('div')
.attr('class', 'layer-counted hide')
.html('<span class="global"></span> features; <span class="local"></span> in current view');
// actual download buttons, with license check and memory step
var startLoad = function() {
var url = d3.select('input.geoservice').property('value');
var blacklists = context.connection().imageryBlacklists();
for (var b = 0; b < blacklists.length; b++) {
if (url.match(new RegExp(blacklists[b]))) {
alert(t('geoservice.verboten'));
return;
}
}
if (!copyapproval.property('checked')) {
alert(t('geoservice.first_timer'));
return;
}
if (geoserviceLayer.license() || geoserviceLayer.metadata()) {
context.storage('license-' + (geoserviceLayer.license() || geoserviceLayer.metadata()), 'approved');
}
var importFields = geoserviceLayer.fields();
var importedAtLeastOneField = false;
if (geoserviceLayer.preset()) {
importedAtLeastOneField = true;
}
var hideFields = [];
_.map(Object.keys(importFields), function (field) {
if (importFields[field]) {
importedAtLeastOneField = true;
} else {
hideFields.push(field);
}
});
if (!importedAtLeastOneField) {
alert(t('geoservice.no_preset'));
return;
}
// change table to reflect permanent row update
// user must do Clear GeoService to clear things and start over
// hide rows which I didn't import
_.map(hideFields, function (field) {
d3.select('.geoservice-table tr.preview.' + field)
.style('display', 'none');
});
// don't show the import-or-not checkbox
d3.selectAll('.geoservice-table .include-row, .geoservice-table .combobox-caret')
.style('display', 'none');
// don't let user change or add OSM tags
d3.selectAll('.geoservice-table .osm-counterpart, .add-osm-key-val input')
.property('disabled', true);
d3.selectAll('.add-tag')
.style('display', 'none');
// help text
d3.selectAll('.geoservice-pane .help-text').classed('hide', false);
// change sidebar
d3.select('.geoservice-button-label')
.text(t('geoservice.view_import'));
hoverGeoService.title('View GeoService Import Details');
d3.selectAll('.list-item-geoservice label, .clear-geoservice')
.style('display', 'block');
d3.selectAll('.layer-counted')
.classed('hide', true);
setGeoService(d3.select('.topurl input.geoservice').property('value'));
};
pane.append('button')
.attr('class', 'url final local')
.property('disabled', true)
.text('Load In View')
.on('click', function() {
startLoad();
});
}
populatePane(this.pane);
}
function toggle() {
// show and hide GeoService data import pane
var geoservicePane = layers.layer('geoservice').pane();
var hideMe = !geoservicePane.classed('hide');
geoservicePane.classed('hide', hideMe);
// if we're re-opening this window and previously saw zero entities, might retry geoservice call
if (!hideMe && d3.select('.geoservice-pane .layer-counted .local').node && d3.select('.geoservice-pane .layer-counted .local').text() === '0') {
d3.select('input.geoservice[type="text"]').on('input')(null,
d3.select('input.geoservice[type="text"]').property('value'));
}
}
function editGeoService() {
d3.event.preventDefault();
toggle();
}
function setGeoService(template) {
// un-hide GeoService pane and buttons
var gsLayer = layers.layer('geoservice');
gsLayer.pane()
.classed('hide', false)
.property('scrollTop', 0)
.selectAll('.hide').classed('hide', false);
// hide GeoService URL input
gsLayer.pane().selectAll('.topurl, .url.final').classed('hide', true);
// if there is an OSM preset, add it to set tags
var setPreset = context.layers().layer('geoservice').preset();
if (setPreset) {
// set standard tags
var tags = Object.keys(setPreset.tags);
for (var t = 0; t < tags.length; t++) {
gsLayer.setField('add_' + tags[t], setPreset.tags[tags[t]]);
}
// suggest additional OSM tags
var suggestedTags = [];
_.map(setPreset.fields, function(field) {
suggestedTags = suggestedTags.concat(field.keys);
});
}
refreshGeoService(template);
}
function refreshGeoService(template) {
// start loading data onto the map
var gsLayer = context.layers().layer('geoservice');
gsLayer.lastBounds = null;
gsLayer.url(template);
gsLayer.pane().classed('hide', false);
}
function drawOsmItem(selection) {
var osm = layers.layer('osm'),
showsOsm = osm.enabled();
var ul = selection
.selectAll('.layer-list-osm')
.data(osm ? [0] : []);
// Exit
ul.exit()
.remove();
// Enter
var ulEnter = ul.enter()
.append('ul')
.attr('class', 'layer-list layer-list-osm');
var liEnter = ulEnter
.append('li')
.attr('class', 'list-item-osm');
var labelEnter = liEnter
.append('label')
.call(tooltip()
.title(t('map_data.layers.osm.tooltip'))
.placement('top')
);
labelEnter
.append('input')
.attr('type', 'checkbox')
.on('change', function() { toggleLayer('osm'); });
labelEnter
.append('span')
.text(t('map_data.layers.osm.title'));
// Update
ul = ul
.merge(ulEnter);
ul.selectAll('.list-item-osm')
.classed('active', showsOsm)
.selectAll('input')
.property('checked', showsOsm);
}
function drawGpxItem(selection) {
var gpx = layers.layer('gpx'),
hasGpx = gpx && gpx.hasGpx(),
showsGpx = hasGpx && gpx.enabled();
var ul = selection
.selectAll('.layer-list-gpx')
.data(gpx ? [0] : []);
// Exit
ul.exit()
.remove();
// Enter
var ulEnter = ul.enter()
.append('ul')
.attr('class', 'layer-list layer-list-gpx');
var liEnter = ulEnter
.append('li')
.attr('class', 'list-item-gpx');
liEnter
.append('button')
.attr('class', 'list-item-gpx-extent')
.call(tooltip()
.title(t('gpx.zoom'))
.placement((textDirection === 'rtl') ? 'right' : 'left')
)
.on('click', function() {
d3_event.preventDefault();
d3_event.stopPropagation();
gpx.fitZoom();
})
.call(svgIcon('#icon-search'));
liEnter
.append('button')
.attr('class', 'list-item-gpx-browse')
.call(tooltip()
.title(t('gpx.browse'))
.placement((textDirection === 'rtl') ? 'right' : 'left')
)
.on('click', function() {
d3_select(document.createElement('input'))
.attr('type', 'file')
.on('change', function() {
gpx.files(d3_event.target.files);
})
.node().click();
})
.call(svgIcon('#icon-geolocate'));
var labelEnter = liEnter
.append('label')
.call(tooltip()
.title(t('gpx.drag_drop'))
.placement('top')
);
labelEnter
.append('input')
.attr('type', 'checkbox')
.on('change', function() { toggleLayer('gpx'); });
labelEnter
.append('span')
.text(t('gpx.local_layer'));
// Update
ul = ul
.merge(ulEnter);
ul.selectAll('.list-item-gpx')
.classed('active', showsGpx)
.selectAll('label')
.classed('deemphasize', !hasGpx)
.selectAll('input')
.property('disabled', !hasGpx)
.property('checked', showsGpx);
}
function drawListItems(selection, data, type, name, change, active) {
var items = selection.selectAll('li')
.data(data);
// Exit
items.exit()
.remove();
// Enter
var enter = items.enter()
.append('li')
.attr('class', 'layer')