// ==UserScript==
// @name WME GIS Layers
// @namespace https://greasyfork.org/users/45389
// @version 2018.12.01.002
// @description Adds GIS layers in WME
// @author MapOMatic
// @include /^https:\/\/(www|beta)\.waze\.com\/(?!user\/)(.{2,6}\/)?editor\/?.*$/
// @require https://greasyfork.org/scripts/24851-wazewrap/code/WazeWrap.js
// @grant GM_xmlhttpRequest
// @grant GM_info
// @license GNU GPLv3
// @contributionURL https://github.com/WazeDev/Thank-The-Authors
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// @connect 131.187.129.114
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// @connect maps2.timmons.com
// @connect maps2.yorkcountygov.com
// @connect maps3.murfreesborotn.gov
// @connect mapsdev.hamiltontn.gov
// @connect mapserver.co.calaveras.ca.us
// @connect mapservices.gis.saccounty.net
// @connect mapservices.legis.wisconsin.gov
// @connect mapservices2.jeffco.us
// @connect mapsonline.columbiacountyga.gov
// @connect mcggis.mcgtn.org
// @connect mcgis.mesacounty.us
// @connect mcgis2.mohavecounty.us
// @connect mcgis4.monroecounty-fl.gov
// @connect mcmap2.montrosecounty.net
// @connect mcogis.co.marion.oh.us
// @connect midland.newedgeservices.com
// @connect millergis.integritygis.com
// @connect mndotgis.dot.state.mn.us
// @connect morgangis.integritygis.com
// @connect msdisweb.missouri.edu
// @connect mtbachelor.co.washington.or.us
// @connect nbgis.newportbeachca.gov
// @connect ndgishub.nd.gov
// @connect oak.co.lake-of-the-woods.mn.us
// @connect ocgis.orangecountygov.com
// @connect oklahomacounty.geocortex.com
// @connect oldhamgis.org
// @connect oncorng.co.ontario.ny.us
// @connect operationserver.ci.henderson.nc.us
// @connect orfmaps.norfolk.gov
// @connect pagis.org
// @connect parcels.rsdigital.com
// @connect pascoview.pascocountyfl.net
// @connect phelpsgis.integritygis.com
// @connect pimamaps.pima.gov
// @connect polaris3g.mecklenburgcountync.gov
// @connect prodmaps.ne.gov
// @connect propaccess.traviscad.org
// @connect propaccess.wadtx.com
// @connect propertyrecords.montcopa.org
// @connect propertyviewer.andersoncountysc.org
// @connect psportal.harrisoncountywv.com
// @connect pubgis.ci.lubbock.tx.us
// @connect publicmap.co.st-clair.il.us
// @connect qagis1.sanantonio.gov
// @connect rallsgis.integritygis.com
// @connect rapcgis.rapc.info
// @connect raygis.integritygis.com
// @connect regis.solanocounty.com
// @connect renogis3.renogov.org
// @connect romefloyd.agdmaps.com
// @connect rpgis.isd.lacounty.gov
// @connect rptsgisweb.oswegocounty.com
// @connect scgis.siouxcounty.org
// @connect scgisa.starkcountyohio.gov
// @connect secure.boonecountygis.com
// @connect seminolearcgis.seminolecountyfl.gov
// @connect server1.mapxpress.net
// @connect server2.mapxpress.net
// @connect services.arcgis.com
// @connect services.ccgisc.org
// @connect services.geoviewer8.com
// @connect services.gis.ca.gov
// @connect services.nconemap.gov
// @connect services.putnamco.org
// @connect services.wvgis.wvu.edu
// @connect services1.arcgis.com
// @connect services2.arcgis.com
// @connect services2.bhamaps.com
// @connect services2.geopowered.com
// @connect services2.integritygis.com
// @connect services3.arcgis.com
// @connect services5.arcgis.com
// @connect services6.arcgis.com
// @connect services7.arcgis.com
// @connect services8.arcgis.com
// @connect services9.arcgis.com
// @connect sjmap.org
// @connect spatial.gishost.com
// @connect spatial.jacksoncounty.org
// @connect springsgis.coralsprings.org
// @connect stlgis.stlouis-mo.gov
// @connect stmgis.stmarysmd.com
// @connect summitmaps.summitoh.net
// @connect svr4.sumtercountysc.org
// @connect tigerweb.geo.census.gov
// @connect tiogagis.tiogacountypa.us
// @connect tlcgisinter.leoncountyfl.gov
// @connect tn.hardeman.geopowered.com
// @connect tn.mcminn.geopowered.com
// @connect tn.sumner.geopowered.com
// @connect tnmap.tn.gov
// @connect tsc-gis-ags101a.schneidercorp.com
// @connect utility.arcgis.com
// @connect vernongis.integritygis.com
// @connect w04.co.delaware.pa.us
// @connect wallawallagis.com
// @connect wcgisweb.washoecounty.us
// @connect wcsvrgis.washcopa.org
// @connect web3.kcsgis.com
// @connect weba.co.clayton.ga.us
// @connect webgis.bcgov.net
// @connect webgis.bedfordcountyva.gov
// @connect webgis.co.humboldt.ca.us
// @connect webgis.okaloosafl.com
// @connect webgis.providenceri.gov
// @connect webmap.co.hood-river.or.us
// @connect webmap.co.jackson.ms.us
// @connect webmap.jeffparish.net
// @connect webmap.trueautomation.com
// @connect webmap1.co.warren.oh.us
// @connect webserverholis.honolulugis.org
// @connect wfs.ksdot.org
// @connect ww1.bucoks.com
// @connect www.1stdistrict.org
// @connect www.adacountyassessor.org
// @connect www.adamscountyarcserver.com
// @connect www.ancgis.com
// @connect www.bcad.org
// @connect www.bcgis.com
// @connect www.cameroncad.org
// @connect www.centralilmaps.com
// @connect www.co.bingham.id.us
// @connect www.co.chippewa.mn.us
// @connect www.co.coles.il.us
// @connect www.co.pierce.wi.us
// @connect www.co.rock.wi.us
// @connect www.co.steele.mn.us
// @connect www.cobbgis.org
// @connect www.cvcog911.org
// @connect www.dmcwebgis.com
// @connect www.dot.state.ak.us
// @connect www.efsedge.com
// @connect www.finneycountygis.com
// @connect www.gcgis.org
// @connect www.gfgis.com
// @connect www.gis.bocc.co.st-johns.fl.us
// @connect www.gis.dcga.us
// @connect www.gisonline.ms.gov
// @connect www.greenwoodsc.gov
// @connect www.hernandocountygis-fl.us
// @connect www.horrycounty.org
// @connect www.landmarkgeospatial.com
// @connect www.laurenscountygis.org
// @connect www.loraincountyauditor.com
// @connect www.mcegisohio.org
// @connect www.mcgisweb.org
// @connect www.mchenrycountygis.org
// @connect www.midmogis.org
// @connect www.monroegis.org
// @connect www.mymanatee.org
// @connect www.ncpub.org
// @connect www.ocgis.com
// @connect www.ottertailcounty.net
// @connect www.paslc.org
// @connect www.pdarcgissvr.pa.gov
// @connect www.richlandcountyauditor.org
// @connect www.saludacountysc.net
// @connect www.sanduskycountygis.org
// @connect www.sccgov.org
// @connect www.sciotocountyengineer.org
// @connect www.semogis.com
// @connect www.smithcountymapsite.org
// @connect www.tgisites.com
// @connect www.unionco.org
// @connect www.valorgis.com
// @connect www.wcgis.us
// @connect www.webgis.net
// @connect www.wingis.org
// @connect www2.ci.lancaster.oh.us
// @connect www2.pottcounty.org
// @connect www3.multco.us
// @connect www4.co.union.oh.us
// @connect yolo-gis-prod.yolocounty.org
// ==/UserScript==
/* global OL */
/* global W */
/* global GM_info */
/* global WazeWrap */
/* global _ */
/* global $ */
(function() {
// **************************************************************************************************************
// IMPORTANT: Update this when releasing a new version of script that includes changes to the spreadsheet format
// that may cause old code to break. This # should match the version listed in the spreadsheet
// i.e. update them at the same time.
const LAYER_DEF_VERSION = '2018.04.27.001';
// **************************************************************************************************************
const SCRIPT_AUTHOR = 'MapOMatic'; // Used in tooltips to tell people who to report issues to. Update if a new author takes ownership of this script.
const LAYER_INFO_URL = 'https://spreadsheets.google.com/feeds/list/1cEG3CvXSCI4TOZyMQTI50SQGbVhJ48Xip-jjWg4blWw/o7gusx3/public/values?alt=json';
const LAYER_DEF_URL = 'https://spreadsheets.google.com/feeds/list/1cEG3CvXSCI4TOZyMQTI50SQGbVhJ48Xip-jjWg4blWw/oj7k5j6/public/values?alt=json';
const PRIVATE_LAYERS = {'nc-henderson-sl-signs': ['the_cre8r','mapomatic']}; // case sensitive -- use all lower case
const DEFAULT_STYLE = {
fillColor: '#000',
pointRadius: 4,
label : '${label}',
strokeColor: '#ffa500',
strokeOpacity: '0.95',
strokeWidth: 1.5,
fontColor: '#ffc520',
fontSize: '13',
labelOutlineColor: 'black',
labelOutlineWidth: 3
};
const LAYER_STYLES = {
cities: {
fillOpacity: 0.3,
fillColor: '#f65',
strokeColor: '#f65',
fontColor: '#f62'
},
forests_parks: {
fillOpacity: 0.4,
fillColor: '#585',
strokeColor: '#484',
fontColor: '#8b8'
},
milemarkers: {
strokeColor: '#fff',
fontColor: '#fff',
fontWeight: 'bold',
fillOpacity: 0,
labelYOffset: 10,
pointRadius: 2,
fontSize: 12
},
parcels: {
fillOpacity: 0,
fillColor: '#ffa500'
},
points: {
strokeColor: '#000',
fontColor: '#0ff',
fillColor: '#0ff',
labelYOffset: -10,
labelAlign: 'ct'
},
post_offices: {
strokeColor: '#000',
fontColor: '#f84',
fillColor: '#f84',
fontWeight: 'bold',
labelYOffset: -10,
labelAlign: 'ct'
},
state_parcels: {
fillOpacity: 0,
strokeColor: '#e62',
fillColor: '#e62',
fontColor: '#e73'
},
state_points: {
strokeColor: '#000',
fontColor: '#3cf',
fillColor: '#3cf',
labelYOffset: -10,
labelAlign: 'ct'
},
structures: {
fillOpacity: 0,
strokeColor: '#f7f',
fontColor: '#f7f'
}
};
const ROAD_STYLE = new OL.Style(
{
pointRadius: 12,
fillColor:'#369',
pathLabel: '${label}',
label:'',
fontColor:'#faf',
labelSelect: true,
pathLabelYOffset:'${getOffset}',
pathLabelCurve: '${getSmooth}',
pathLabelReadable: '${getReadable}',
labelAlign: '${getAlign}',
labelOutlineWidth: 3,
labelOutlineColor: '#000',
strokeWidth:3,
stroke:true,
strokeColor:'#f0f',
strokeOpacity: 0.4,
fontWeight: 'bold',
fontSize: 11
}, {
context: {
getOffset: function() { return -(W.map.getZoom()+5); },
getSmooth: function() { return ''; },
getReadable: function() { return '1'; },
getAlign: function() { return 'cb'; }
}
}
);
let _regexReplace = {
// Strip leading zeros or blank full label for any label starting with a non-digit or is a Zero Address, use with '' as replace.
r0: /^(0+(\s.*)?|\D.*)/,
// Strip Everything After Street Type to end of the string by use $1 and $2 capture groups, use with replace '$1$2'
r1: /^(.* )(Ave(nue)?|Dr(ive)?|St(reet)?|C(our)?t|Cir(cle)?|Blvd|Boulevard|Pl(ace)?|Ln|Lane|Fwy|Freeway|R(oa)?d|Ter(r|race)?|Tr(ai)?l|Way|Rte \d+|Route \d+)\b.*/gi,
// Strip SPACE 5 Digits from end of string, use with replace ''
r2: /\s\d{5}$/,
// Strip Everything after a "~", ",", ";" to the end of the string, use with replace ''
r3: /(~|,|;|\s?\r\n).*$/,
// Move the digits after the last space to before the rest of the string using, use with replace '$2 $1'
r4: /^(.*)\s(\d+).*/,
// Insert newline between digits (including "-") and everything after the digits, except (and before) a ",", use with replace '$1\n$2'
r5: /^([-\d]+)\s+([^,]+).*/,
// Insert newline between digits and everything after the digits, use with replace '$1\n$2'
r6: /^(\d+)\s+(.*)/
};
let _gisLayers = [];
let _layerRefinements = [
{id: 'us-post-offices',
labelHeaderFields: ['LOCALE_NAME']
},
{id: 'ky-warren-co-wku-structures',
labelHeaderFields: ['Bldg_Name']
}
];
const STATES = {
_states:[
['US (Country)','US',-1],['Alabama','AL',1],['Alaska','AK',2],['American Samoa','AS',60],['Arizona','AZ',4],['Arkansas','AR',5],['California','CA',6],['Colorado','CO',8],['Connecticut','CT',9],['Delaware','DE',10],['District of Columbia','DC',11],
['Florida','FL',12],['Georgia','GA',13],['Guam','GU',66],['Hawaii','HI',15],['Idaho','ID',16],['Illinois','IL',17],['Indiana','IN',18],['Iowa','IA',19],['Kansas','KS',20],
['Kentucky','KY',21],['Louisiana','LA',22],['Maine','ME',23],['Maryland','MD',24],['Massachusetts','MA',25],['Michigan','MI',26],['Minnesota','MN',27],['Mississippi','MS',28],['Missouri','MO',29],
['Montana','MT',30],['Nebraska','NE',31],['Nevada','NV',32],['New Hampshire','NH',33],['New Jersey','NJ',34],['New Mexico','NM',35],['New York','NY',36],['North Carolina','NC',37],['North Dakota','ND',38],
['Northern Mariana Islands','MP',69],['Ohio','OH',39],['Oklahoma','OK',40],['Oregon','OR',41],['Pennsylvania','PA',42],['Puerto Rico','PR',72],['Rhode Island','RI',44],['South Carolina','SC',45],
['South Dakota','SD',46],['Tennessee','TN',47],['Texas','TX',48],['Utah','UT',49],['Vermont','VT',50],['Virgin Islands','VI',78],['Virginia','VA',51],['Washington','WA',53],['West Virginia','WV',54],['Wisconsin','WI',55],['Wyoming','WY',56]
],
toAbbr: function(fullName) { return this._states.find(a => a[0] === fullName)[1]; },
toFullName: function(abbr) { return this._states.find(a => a[1] === abbr)[0]; },
toFullNameArray: function() { return this._states.map(a => a[0]); },
toAbbrArray: function() { return this._states.map(a => a[1]); },
fromId: function(id) { return this._states.find(a => a[2] === id); }
};
const DEFAULT_VISIBLE_AT_ZOOM = 6;
const SETTINGS_STORE_NAME = 'wme_gis_layers_fl';
const COUNTIES_URL = 'https://tigerweb.geo.census.gov/arcgis/rest/services/Census2010/State_County/MapServer/1/';
const ALERT_UPDATE = false;
const SCRIPT_VERSION = GM_info.script.version;
const SCRIPT_VERSION_CHANGES = [
GM_info.script.name + '\nv' + SCRIPT_VERSION + '\n\nWhat\'s New\n------------------------------\n',
'\n- Update for new WME layers menu.'
].join('');
let _mapLayer = null;
let _roadLayer = null;
let _settings = {};
let _ignoreFetch = false;
let _lastToken = {};
const DEBUG = true;
function log(message) { console.log('GIS Layers:', message); }
function logError(message) { console.error('GIS Layers:', message); }
function logDebug(message) { if (DEBUG) console.debug('GIS Layers:', message); }
function logWarning(message) { console.warn('GIS Layers:', message); }
function loadSettingsFromStorage() {
let loadedSettings = $.parseJSON(localStorage.getItem(SETTINGS_STORE_NAME));
let defaultSettings = {
lastVersion: null,
visibleLayers: [],
onlyShowApplicableLayers: false,
selectedStates: [],
enabled: true,
fillParcels: false,
addrLabelDisplay: 'all'
};
_settings = loadedSettings ? loadedSettings : defaultSettings;
for (let prop in defaultSettings) {
if (!_settings.hasOwnProperty(prop)) {
_settings[prop] = defaultSettings[prop];
}
}
}
function saveSettingsToStorage() {
if (localStorage) {
_settings.lastVersion = SCRIPT_VERSION;
localStorage.setItem(SETTINGS_STORE_NAME, JSON.stringify(_settings));
log('Settings saved');
}
}
function getUrl(extent, gisLayer) {
if (gisLayer.spatialReference) {
let proj = new OL.Projection('EPSG:' + gisLayer.spatialReference);
extent.transform(W.map.getProjection(), proj);
}
let geometry = { xmin:extent.left, ymin:extent.bottom, xmax:extent.right, ymax:extent.top, spatialReference: {wkid: gisLayer.spatialReference ? gisLayer.spatialReference : 102100, latestWkid: gisLayer.spatialReference ? gisLayer.spatialReference : 3857} };
let geometryStr = JSON.stringify(geometry);
let url = gisLayer.url + '/query?geometry=' + encodeURIComponent(geometryStr);
let fields = gisLayer.labelFields;
if (gisLayer.labelHeaderFields) {
fields = fields.concat(gisLayer.labelHeaderFields);
}
if (gisLayer.distinctFields) {
fields = fields.concat(gisLayer.distinctFields);
}
url += gisLayer.token ? '&token=' + gisLayer.token : '';
url += '&outFields=' + encodeURIComponent(fields.join(','));
url += '&returnGeometry=true';
url += '&spatialRel=esriSpatialRelIntersects&geometryType=esriGeometryEnvelope&inSR=' + (gisLayer.spatialReference ? gisLayer.spatialReference : '102100') + '&outSR=3857&f=json';
if (gisLayer.where) {
url += '&where=' + encodeURIComponent(gisLayer.where);
}
logDebug('Request URL: ' + url);
return url;
}
function getCountiesUrl(extent) {
let geometry = { xmin:extent.left, ymin:extent.bottom, xmax:extent.right, ymax:extent.top, spatialReference: {wkid: 102100, latestWkid: 3857} };
let url = COUNTIES_URL + '/query?geometry=' + encodeURIComponent(JSON.stringify(geometry));
return url + '&outFields=BASENAME%2CSTATE&returnGeometry=false&spatialRel=esriSpatialRelIntersects&geometryType=esriGeometryEnvelope&inSR=102100&outSR=3857&f=json';
}
let _countiesInExtent = [];
let _statesInExtent = [];
function getFetchableLayers(getInvisible) {
return _gisLayers.filter(gisLayer => {
let isValidUrl = gisLayer.url && gisLayer.url.trim().length > 0;
let isVisible = (getInvisible || _settings.visibleLayers.indexOf(gisLayer.id) > -1) && _settings.selectedStates.indexOf(gisLayer.state) > -1;
let isInState = gisLayer.state === 'US' || _statesInExtent.indexOf(STATES.toFullName(gisLayer.state)) > -1;
// Be sure to use hasOwnProperty when checking this, since 0 is a valid value.
let isValidZoom = getInvisible || W.map.getZoom() >= (gisLayer.hasOwnProperty('visibleAtZoom') ? gisLayer.visibleAtZoom : DEFAULT_VISIBLE_AT_ZOOM);
return isValidUrl && isInState && isVisible && isValidZoom;
});
}
function filterLayerCheckboxes() {
let applicableLayers = getFetchableLayers(true).filter(layer => {
let hasCounties = layer.hasOwnProperty('counties');
return (hasCounties && layer.counties.some(county => _countiesInExtent.indexOf(county.toLowerCase()) > -1)) || !hasCounties;
});
var statesToHide = STATES.toAbbrArray();
_gisLayers.forEach(gisLayer => {
let id = '#gis-layer-' + gisLayer.id + '-container';
if(!_settings.onlyShowApplicableLayers || applicableLayers.indexOf(gisLayer) > -1){
$(id).show();
$('#gis-layers-for-' + gisLayer.state).show();
let idx = statesToHide.indexOf(gisLayer.state);
if (idx > -1) statesToHide.splice(idx, 1);
} else {
$(id).hide();
}
});
if (_settings.onlyShowApplicableLayers) {
statesToHide.forEach(st => $('#gis-layers-for-' + st).hide());
}
}
const ROAD_ABBR = [[/\bAVENUE$/,'AVE'], [/\bCIRCLE$/,'CIR'], [/\bCOURT$/,'CT'], [/\bDRIVE$/,'DR'], [/\bLANE$/,'LN'], [/\bPARK$/,'PK'], [/\bPLACE$/,'PL'], [/\bROAD$/,'RD'], [/\bSTREET$/,'ST'], [/\bTERRACE$/,'TER']];
function processFeatures(data, token, gisLayer) {
let features = [];
if (data.skipIt) {
// do nothing
} else if (data.error) {
logError('Error in layer "' + gisLayer.name + '": ' + data.error.message);
} else {
let items = data.features;
if (!token.cancel) {
let error = false;
let distinctValues = [];
items.forEach(item => {
let skipIt = false;
if (!token.cancel && !error) {
let feature;
let featureGeometry;
let area;
if (gisLayer.distinctFields) {
if (distinctValues.some( v => gisLayer.distinctFields.every(fld => v[fld] === item.attributes[fld]) )) {
skipIt = true;
} else {
let dist = {};
gisLayer.distinctFields.forEach(fld => dist[fld] = item.attributes[fld]);
distinctValues.push(dist);
}
}
if (!skipIt) {
let layerOffset = gisLayer.layerOffset ? gisLayer.layerOffset : {x: 0, y: 0};
// Special handling for this layer, because it doesn't have a geometry property. Coordinates are stored in the attributes.
if (gisLayer.id === 'nc-richmond-co-pts') {
let pt = new OL.Geometry.Point(item.attributes.XCOOR, item.attributes.YCOOR);
pt.transform(W.map.displayProjection, W.map.projection);
item.geometry = pt;
}
if (item.geometry) {
if (item.geometry.x) {
featureGeometry = new OL.Geometry.Point(item.geometry.x + layerOffset.x, item.geometry.y + layerOffset.y);
} else if (item.geometry.points) {
// @TODO Fix for multiple points instead of just grabbing first.
featureGeometry = new OL.Geometry.Point(item.geometry.points[0][0] + layerOffset.x, item.geometry.points[0][1] + layerOffset.y);
} else if (item.geometry.rings) {
let rings = [];
item.geometry.rings.forEach(function(ringIn) {
let pnts= [];
for(let i=0;i<ringIn.length;i++){
pnts.push(new OL.Geometry.Point(ringIn[i][0] + layerOffset.x, ringIn[i][1] + layerOffset.y));
}
rings.push(new OL.Geometry.LinearRing(pnts));
});
featureGeometry = new OL.Geometry.Polygon(rings);
if (gisLayer.areaToPoint) {
featureGeometry = featureGeometry.getCentroid();
} else {
area = featureGeometry.getArea();
}
} else if (data.geometryType === 'esriGeometryPolyline') {
let pointList = [];
item.geometry.paths.forEach(function(path){
path.forEach(point => pointList.push(new OL.Geometry.Point(point[0] + layerOffset.x, point[1] + layerOffset.y)));
});
featureGeometry = new OL.Geometry.LineString(pointList);
featureGeometry.skipDupeCheck = true;
} else {
logDebug('Unexpected feature type in layer: ' + JSON.stringify(item));
logError('Error: Unexpected feature type in layer "' + gisLayer.name + '"');
error = true;
}
if (!error) {
let hasVisibleAtZoom = gisLayer.hasOwnProperty('visibleAtZoom');
let hasLabelsVisibleAtZoom = gisLayer.hasOwnProperty('labelsVisibleAtZoom');
let displayLabelsAtZoom = hasLabelsVisibleAtZoom ? gisLayer.labelsVisibleAtZoom : (hasVisibleAtZoom ? gisLayer.visibleAtZoom : DEFAULT_VISIBLE_AT_ZOOM) + 1;
let label = '';
if (gisLayer.labelHeaderFields) {
label = gisLayer.labelHeaderFields.map(fieldName => item.attributes[fieldName]).join(' ').trim() + '\n';
}
if (W.map.getZoom() >= displayLabelsAtZoom || area >= 5000) {
label += gisLayer.labelFields.map(fieldName => item.attributes[fieldName]).join(' ').trim();
if (gisLayer.processLabel) label = gisLayer.processLabel(label, item.attributes).trim();
}
if (label && [LAYER_STYLES.points, LAYER_STYLES.parcels, LAYER_STYLES.state_points, LAYER_STYLES.state_parcels].indexOf(gisLayer.style) > -1) {
if (_settings.addrLabelDisplay === 'hn') {
let m = label.match(/^\d+/);
label = m ? m[0] : '';
} else if (_settings.addrLabelDisplay === 'street') {
let m = label.match(/^(?:\d+\s)?(.*)/);
label = m ? m[1].trim() : '';
}
}
let attributes = {
layerID: gisLayer.id,
label: label
};
feature = new OL.Feature.Vector(featureGeometry,attributes);
features.push(feature);
}
}
}
}
});
}
}
if (!token.cancel) {
// Check for duplicate geometries.
for (let i=0; i<features.length; i++) {
let f1 = features[i];
if (!f1.geometry.skipDupeCheck) {
let c1 = f1.geometry.getCentroid();
let labels = [f1.attributes.label];
for (let j=i+1; j<features.length; j++) {
let f2 = features[j];
if (!f2.geometry.skipDupeCheck && f2.geometry.getCentroid().distanceTo(c1) < 1) {
features.splice(j,1);
labels.push(f2.attributes.label);
j--;
}
}
labels = _.unique(labels);
if (labels.length > 1) {
labels.forEach((label, idx) => {
label = label.replace(/\n/g,' ').replace(/\s{2,}/,' ').replace(/\bUNIT\s.{1,5}$/i,'').trim();
ROAD_ABBR.forEach(abbr => label = label.replace(abbr[0], abbr[1]));
labels[idx] = label;
});
labels = _.unique(labels);
labels.sort();
if (labels.length > 12) {
let len = labels.length;
labels = labels.slice(0,10);
labels.push('(' + (len - 10) + ' more...)');
}
f1.attributes.label = _.unique(labels).join('\n');
} else {
let label = f1.attributes.label;
ROAD_ABBR.forEach(abbr => label = label.replace(abbr[0], abbr[1]));
f1.attributes.label = label;
}
}
}
let layer = gisLayer.isRoadLayer ? _roadLayer : _mapLayer;
layer.removeFeatures(layer.getFeaturesByAttribute('layerID', gisLayer.id));
layer.addFeatures(features);
if (features.length) {
$('label[for="gis-layer-' + gisLayer.id + '"]').css({color:'#00a009'});
}
}
} // END processFeatures()
function fetchFeatures() {
if (_ignoreFetch) return;
_lastToken.cancel = true;
_lastToken = {cancel: false, features: [], layersProcessed: 0};
$('.gis-state-layer-label').css({'color':'#777'});
let _layersCleared = false;
//if (layersToFetch.length) {
let extent = W.map.getExtent();
GM_xmlhttpRequest({
url: getCountiesUrl(extent),
method: 'GET',
onload: function(res) {
if (res.status < 400) {
let data = $.parseJSON(res.responseText);
if (data.error) {
logError('Error in US Census counties data: ' + data.error.message);
} else {
_countiesInExtent = data.features.map(feature => feature.attributes.BASENAME.toLowerCase());
logDebug('US Census counties: ' + _countiesInExtent.join(', '));
_statesInExtent = _.unique(data.features.map(feature => STATES.fromId(parseInt(feature.attributes.STATE))[0]));
let layersToFetch;
if (!_layersCleared) {
_layersCleared = true;
layersToFetch = getFetchableLayers();
// Remove features of any layers that won't be mapped.
_gisLayers.forEach(gisLayer => {
if (layersToFetch.indexOf(gisLayer) === -1) {
_mapLayer.removeFeatures(_mapLayer.getFeaturesByAttribute('layerID', gisLayer.id));
_roadLayer.removeFeatures(_roadLayer.getFeaturesByAttribute('layerID', gisLayer.id));
}
});
}
layersToFetch = layersToFetch.filter( layer => !layer.hasOwnProperty('counties') || layer.counties.some(county => _countiesInExtent.indexOf(county.toLowerCase()) > -1) );
filterLayerCheckboxes();
logDebug('Fetching ' + layersToFetch.length + ' layers...');
logDebug(layersToFetch);
layersToFetch.forEach(gisLayer => {
let url = getUrl(extent, gisLayer);
GM_xmlhttpRequest({
url: url,
context: _lastToken,
method: 'GET',
onload: function(res) {
if (res.status < 400) { // Handle stupid issue where http 4## is considered success //
processFeatures($.parseJSON(res.responseText), res.context, gisLayer);
} else {
logDebug('HTTP request error: ' + JSON.stringify(res));
logError('Could not fetch layer "' + gisLayer.id + '". Request returned ' + res.status);
}},
onerror: function(res) {
logDebug('xmlhttpRequest error:' + JSON.stringify(res));
logError('Could not fetch layer "' + gisLayer.id + '". An error was thrown.');
}
});
});
}
} else {
logDebug('HTTP request error: ' + JSON.stringify(res));
logError('Could not fetch counties from US Census site. Request returned ' + res.status);
}
},
onerror: function(res) {
logDebug('xmlhttpRequest error:' + JSON.stringify(res));
logError('Could not fetch counties from US Census site. An error was thrown.');
}
});
//} else {
// filterLayerCheckboxes();
//}
}
function showScriptInfoAlert() {
/* Check version and alert on update */
if (ALERT_UPDATE && SCRIPT_VERSION !== _settings.lastVersion) {
alert(SCRIPT_VERSION_CHANGES);
}
}
function setEnabled(value) {
_settings.enabled = value;
saveSettingsToStorage();
_mapLayer.setVisibility(value);
_roadLayer.setVisibility(value);
let color = value ? '#00bd00' : '#ccc';
$('span#gis-layers-power-btn').css({color:color});
if (value) fetchFeatures();
$('#layer-switcher-item_gis_layers').prop('checked',value);
}
function onLayerToggleChanged(checked, layerID) {
let idx = _settings.visibleLayers.indexOf(layerID);
if (checked) {
if (idx === -1) _settings.visibleLayers.push(layerID);
} else {
if (idx > -1) _settings.visibleLayers.splice(idx, 1);
}
if (!_ignoreFetch) {
saveSettingsToStorage();
fetchFeatures();
}
}
function onOnlyShowApplicableLayersChanged(checked) {
_settings.onlyShowApplicableLayers = checked;
saveSettingsToStorage();
fetchFeatures();
}
function onStateCheckChanged(checked, st) {
let idx = _settings.selectedStates.indexOf(st);
if (checked) {
if (idx === -1) _settings.selectedStates.push(st);
} else {
if (idx > -1) _settings.selectedStates.splice(idx, 1);
}
if (!_ignoreFetch) {
saveSettingsToStorage();
initLayersTab();
fetchFeatures();
}
}
function onLayerCheckboxChanged(checked) {
setEnabled(checked);
}
function setFillParcels(doFill) {
[LAYER_STYLES.parcels, LAYER_STYLES.state_parcels].forEach(style => {
style.fillOpacity = doFill ? 0.2 : 0;
});
}
function onFillParcelsCheckedChanged(checked) {
setFillParcels(checked);
_settings.fillParcels = checked;
saveSettingsToStorage();
fetchFeatures();
}
function onMapMove() {
if (_settings.enabled) fetchFeatures();
}
function onRefreshLayersClick() {
let $btn = $('#gis-layers-refresh');
if (!$btn.hasClass('fa-spin')) {
$btn.css({cursor:'auto'});
$btn.addClass('fa-spin');
init(false);
}
}
function initLayer(){
let rules = _gisLayers.map(gisLayer => {
return new OL.Rule({
filter: new OL.Filter.Comparison({
type: OL.Filter.Comparison.EQUAL_TO,
property: 'layerID',
value: gisLayer.id
}),
symbolizer: gisLayer.style
});
});
setFillParcels(_settings.fillParcels);
let style = new OL.Style(DEFAULT_STYLE, { rules: rules } );
let existingLayer;
let uniqueName;
uniqueName = 'wmeGISLayersDefault';
existingLayer = W.map.getLayerByUniqueName(uniqueName);
if (existingLayer) W.map.removeLayer(existingLayer);
_mapLayer = new OL.Layer.Vector('GIS Layers - Default', {
uniqueName: uniqueName,
styleMap: new OL.StyleMap(style)
});
uniqueName = 'wmeGISLayersRoads';
existingLayer = W.map.getLayerByUniqueName(uniqueName);
_roadLayer = new OL.Layer.Vector('GIS Layers - Roads', {
uniqueName: uniqueName,
styleMap: new OL.StyleMap(ROAD_STYLE)
});
_mapLayer.setVisibility(_settings.enabled);
_roadLayer.setVisibility(_settings.enabled);
W.map.addLayer(_roadLayer);
W.map.addLayer(_mapLayer);
} // END InitLayer
function initLayersTab() {
let user = W.loginManager.user.userName.toLowerCase();
let states = _.uniq(_gisLayers.map(l => l.state)).filter(st => _settings.selectedStates.indexOf(st) > -1);
$('#panel-gis-state-layers').empty().append(
$('<div>', {class: 'controls-container'}).css({'padding-top':'2px'}).append(
$('<input>', {type:'checkbox', id:'only-show-applicable-gis-layers'}).change(function() { onOnlyShowApplicableLayersChanged($(this).is(':checked')); }).prop('checked', _settings.onlyShowApplicableLayers),
$('<label>', {for:'only-show-applicable-gis-layers'}).css({'white-space':'pre-line'}).text('Only show applicable layers')
),
$('.gis-layers-state-checkbox:checked').length === 0 ? $('<div>').text('Turn on layer categories in the Settings tab.') : states.map(st => {
return $('<fieldset>', {id:'gis-layers-for-' + st, style:'border:1px solid silver;padding:8px;border-radius:4px;-webkit-padding-before: 0;'}).append(
$('<legend>', {style:'margin-bottom:0px;border-bottom-style:none;width:auto;'}).append($('<i>', {class:'fa fa-fw fa-chevron-down', style:'cursor: pointer;font-size: 12px;margin-right: 4px'}).click(function() {
$(this).toggleClass('fa fa-fw fa-chevron-down');
$(this).toggleClass('fa fa-fw fa-chevron-right');
$(`#${st}_body`).toggleClass('collapse');
}), $('<span>', {style:'font-size:14px;font-weight:600;text-transform: uppercase;'}).text(STATES.toFullName(st))),
$('<div>', {id:`${st}_body`}).append(
$('<div>').css({'font-size':'11px'}).append(
$('<span>').append(
'Select ',
$('<a>', {href:'#'}).text('All').click(function(){
_ignoreFetch = true;
$(this).closest('fieldset').find('input').prop('checked', false).trigger('click');
_ignoreFetch = false;
saveSettingsToStorage();
fetchFeatures();
}),
' / ',
$('<a>', {href:'#'}).text('None').click(function(){
_ignoreFetch = true;
$(this).closest('fieldset').find('input').prop('checked', true).trigger('click');
_ignoreFetch = false;
saveSettingsToStorage();
fetchFeatures();
})
)
),
$('<div>', {class:'controls-container', style:'padding-top:0px;'}).append(
_gisLayers.filter(l => (l.state === st && (!PRIVATE_LAYERS.hasOwnProperty(l.id) || PRIVATE_LAYERS[l.id].indexOf(user) > -1))).map(gisLayer => {
let id = 'gis-layer-' + gisLayer.id;
return $('<div>', {class: 'controls-container', id: id+'-container'}).css({'padding-top':'2px', 'display':'block'}).append(
$('<input>', {type:'checkbox', id:id}).change(function() { onLayerToggleChanged($(this).is(':checked'), gisLayer.id); }).prop('checked', _settings.visibleLayers.indexOf(gisLayer.id) > -1),
$('<label>', {for:id, class:'gis-state-layer-label'}).css({'white-space':'pre-line'}).text(gisLayer.name)
);
})
)
)
);
})
);
}
function initSettingsTab() {
let states = _.uniq(_gisLayers.map(l => l.state));
let createRadioBtn = (name, value, text, checked) => {
let id = `${name}-${value}`;
return [$('<input>', {type:'radio', id:id, name:name, value:value}).prop('checked',checked),$('<label>', {for:id}).text(text).css({paddingLeft:'15px', marginRight:'4px'})];
};
$('#panel-gis-layers-settings').empty().append(
$('<fieldset>', {style:'border:1px solid silver;padding:8px;border-radius:4px;-webkit-padding-before: 0;margin-top:-8px;'}).append(
$('<legend>', {style:'margin-bottom:0px;border-bottom-style:none;width:auto;'}).append($('<span>', {style:'font-size:14px;font-weight:600;text-transform: uppercase;'}).text('Labels')),
$('<div>', {id:'labelSettings'}).append(
$('<div>', {class: 'controls-container'}).css({'padding-top':'2px'}).append(
$('<label>',{style:'font-weight:normal;'}).text('Addresses:'),
createRadioBtn('gisAddrDisplay', 'hn', 'HN', _settings.addrLabelDisplay === 'hn'),
createRadioBtn('gisAddrDisplay', 'street', 'Street', _settings.addrLabelDisplay === 'street'),
createRadioBtn('gisAddrDisplay', 'all', 'Both', _settings.addrLabelDisplay === 'all'),
$('<i>', {class:'waze-tooltip', id:'gisAddrDisplayInfo', 'data-toggle':'tooltip', style:'margin-left:8px; font-size:12px', 'data-placement':'bottom',
'title':`This may not work properly for all layers. Please report issues to ${SCRIPT_AUTHOR}.`}).tooltip()
)
)
),
$('<fieldset>', {style:'border:1px solid silver;padding:8px;border-radius:4px;-webkit-padding-before: 0;'}).append(
$('<legend>', {style:'margin-bottom:0px;border-bottom-style:none;width:auto;'}).append($('<span>', {style:'font-size:14px;font-weight:600;text-transform: uppercase;'}).text('Layer Categories')),
$('<div>', {id:'states_body'}).append(
$('<div>').css({'font-size':'11px'}).append(
$('<span>').append(
'Select ',
$('<a>', {href:'#'}).text('All').click(function(){
_ignoreFetch = true;
$(this).closest('fieldset').find('input').prop('checked', false).trigger('click');
_ignoreFetch = false;
saveSettingsToStorage();
initLayersTab();
fetchFeatures();
}),
' / ',
$('<a>', {href:'#'}).text('None').click(function(){
_ignoreFetch = true;
$(this).closest('fieldset').find('input').prop('checked', true).trigger('click');
_ignoreFetch = false;
saveSettingsToStorage();
initLayersTab();
fetchFeatures();
})
)
),
$('<div>', {class:'controls-container', style:'padding-top:0px;'}).append(
states.map(st => {
let fullName = STATES.toFullName(st);
let id = 'gis-layer-enable-state-' + st;
return $('<div>', {class: 'controls-container'}).css({'padding-top':'2px','display':'block'}).append(
$('<input>', {type:'checkbox', id:id, class:'gis-layers-state-checkbox'}).change(function() { onStateCheckChanged($(this).is(':checked'), st); }).prop('checked', _settings.selectedStates.indexOf(st) > -1),
$('<label>', {for:id}).css({'white-space':'pre-line'}).text(fullName)
);
})
)
)
)
);
$('#panel-gis-layers-settings').append(
$('<fieldset>', {style:'border:1px solid silver;padding:8px;border-radius:4px;-webkit-padding-before: 0;'}).append(
$('<legend>', {style:'margin-bottom:0px;border-bottom-style:none;width:auto;'}).append($('<span>', {style:'font-size:14px;font-weight:600;text-transform: uppercase;'}).text('Appearance')),
// $('<div>', {class:'controls-container', style:'padding-top:0px;'}).append(
$('<div>', {class: 'controls-container'}).css({'padding-top':'2px'}).append(
$('<input>', {type:'checkbox', id:'fill-parcels'}).change(function() { onFillParcelsCheckedChanged($(this).is(':checked')); }).prop('checked', _settings.fillParcels),
$('<label>', {for:'fill-parcels'}).css({'white-space':'pre-line'}).text('Fill parcels')
)
// )
)
);
$('input[name=gisAddrDisplay]').on('change', function() {
_settings.addrLabelDisplay = $(this).val();
saveSettingsToStorage();
fetchFeatures();
});
}
function initTab(firstCall = true) {
initSettingsTab();
initLayersTab();
if (firstCall) {
if (!$('#gis-layers-power-btn').length) {
let color = _settings.enabled ? '#00bd00' : '#ccc';
$('a[href="#sidepanel-gis-l"]').prepend(
$('<span>', {class:'fa fa-power-off', id:'gis-layers-power-btn', style:'margin-right: 5px;cursor: pointer;color: ' + color + ';font-size: 13px;', title:'Toggle GIS Layers'}).click(function(evt) {
evt.stopPropagation();
setEnabled(!_settings.enabled);
})
);
}
$('#gis-layers-refresh').click(onRefreshLayersClick);
}
}
function initGui(firstCall = true) {
initLayer();
if (firstCall) {
let content = $('<div>').append(
$('<span>', {style:'font-size:14px;font-weight:600'}).text('GIS Layers'),
$('<span>', {style:'font-size:11px;margin-left:10px;color:#aaa;'}).text(GM_info.script.version),
$('<span>', {id: 'gis-layers-refresh', class:'fa fa-refresh', style:'float: right;', 'data-toggle':'tooltip', title:'Pull new layer info from master sheet and refresh all layers.'}),
'<ul class="nav nav-tabs">' +
'<li class="active"><a data-toggle="tab" href="#panel-gis-state-layers" aria-expanded="true">Layers</a></li>' +
'<li><a data-toggle="tab" href="#panel-gis-layers-settings" aria-expanded="true">Settings</a></li>' +
'</ul>',
$('<div>', {class:'tab-content',style:'padding:8px;padding-top:2px'}).append(
$('<div>', {class:'tab-pane active', id:'panel-gis-state-layers'}),
$('<div>', {class:'tab-pane', id:'panel-gis-layers-settings'})
)
).html();
new WazeWrap.Interface.Tab('GIS-L', content, initTab, null);
WazeWrap.Interface.AddLayerCheckbox('Display', 'GIS Layers', _settings.enabled, onLayerCheckboxChanged);
W.map.events.register('moveend',null,onMapMove);
showScriptInfoAlert();
} else {
initTab(firstCall);
}
}
function loadSpreadsheetAsync() {
return new Promise((resolve, reject) => {
$.get({
url: LAYER_DEF_URL,
success: function(data) {
// Critical fields that must be present in the spreadsheet, or script cannot process the data correctly.
// If any of these are still null after processing the fields entry, there's a problem.
const EXPECTED_FIELD_NAMES = ['state','name','id','counties','url','where','labelFields','processLabel','style','visibleAtZoom','labelsVisibleAtZoom','enabled'];
let ssFieldNames;
let result = {error:null};
let checkFieldNames = fldName => ssFieldNames.indexOf(fldName) > -1;
for(let entryIdx = 0; entryIdx < data.feed.entry.length && !result.error; entryIdx++) {
let cellValue = data.feed.entry[entryIdx].title.$t;
if (entryIdx === 0) {
// The minimum script version that the spreadsheet supports.
if (SCRIPT_VERSION < cellValue) {
result.error = 'Script must be updated to at least version ' + cellValue + ' before layer definitions can be loaded.';
}
} else if (entryIdx === 1) {
// Process field names
ssFieldNames = cellValue.split('|').map(fldName => fldName.trim());
if (ssFieldNames.length < EXPECTED_FIELD_NAMES.length) {
result.error = 'Expected ' + EXPECTED_FIELD_NAMES.length + ' columns in layer definition data. Spreadsheet returned ' + ssFieldNames.length + '.';
} else if (!EXPECTED_FIELD_NAMES.every(fldName => checkFieldNames(fldName))) {
result.error = 'Script expected to see the following column names in the layer definition spreadsheet:\n' + EXPECTED_FIELD_NAMES.join(', ') + '\nBut the spreadsheet returned these:\n' + ssFieldNames.join(', ');
}
} else {
let values = cellValue.split('|');
if (values[ssFieldNames.indexOf('enabled')]) {
let layerDef = {};
ssFieldNames.forEach((fldName, fldIdx) => {
let value = values[fldIdx];
if (value.toString().length > 0) {
if (fldName === 'counties' || fldName === 'labelFields') {
value = value.split(',').map(item => item.trim());
} else if (fldName === 'processLabel') {
try {
value = eval('(function(label, fieldValues){' + value + '})');
} catch (ex) {
logError('Error loading label processing function for layer "' + layerDef.id + '".');
logDebug(ex);
}
} else if (fldName === 'style') {
layerDef.isRoadLayer = value === 'roads';
if (LAYER_STYLES.hasOwnProperty(value)) {
value = LAYER_STYLES[value];
}
// If layer is not defined, allow the value to be set as-is because it could be a custom style.
// *** THIS NEEDS TO BE TESTED ***
}
layerDef[fldName] = value;
} else if (fldName === 'labelFields') {
layerDef[fldName] = [''];
}
});
if (layerDef.enabled && ['0','false','no','n'].indexOf(layerDef.enabled.toString().trim().toLowerCase()) === -1) {
_gisLayers.push(layerDef);
}
}
}
}
resolve(result);
},
error: function() {
reject({message: 'An error occurred while loading the GIS layer definition spreadsheet.'});
}
});
});
}
function init(firstCall = true) {
_gisLayers = [];
if (firstCall) installPathFollowingLabels();
let t0 = performance.now();
loadSpreadsheetAsync().then(result => {
if (result.error) {
logError(result.error);
return;
}
_layerRefinements.forEach(layerRefinement => {
let layerDef = _gisLayers.find(layerDef => layerDef.id === layerRefinement.id);
if (layerDef) {
Object.keys(layerRefinement).forEach((fldName) => {
let value = layerRefinement[fldName];
if (fldName !== 'id' && layerDef.hasOwnProperty(fldName)) {
logDebug('The "' + fldName + '" property of layer "' + layerDef.id + '" has a value hardcoded in the script, and also defined in the spreadsheet. The spreadsheet value takes precedence.');
} else {
if (value) layerDef[fldName] = value;
}
});
} else {
logDebug('Refined layer "' + layerRefinement.id + '" does not have a corresponding layer defined in the spreadsheet. It can probably be removed from the script.');
}
});
logDebug('Loaded ' + _gisLayers.length + ' layer definitions in ' + Math.round(performance.now() - t0) + ' ms.');
loadSettingsFromStorage();
initGui(firstCall);
fetchFeatures();
$('#gis-layers-refresh').removeClass('fa-spin').css({cursor:'pointer'});
log('Initialized.');
}).catch(err => {
let msg;
if (err && err.message) {
msg = err.message;
} else {
msg = err;
}
logError(msg);
});
}
function bootstrap() {
if (W && W.loginManager && W.map && W.loginManager.user && W.model && W.model.states && W.model.states.getObjectArray().length) {
log('Initializing...');
init();
} else {
log('Bootstrap failed. Trying again...');
setTimeout(function () {
bootstrap();
}, 1000);
}
}
bootstrap();
function installPathFollowingLabels() {
// Copyright (c) 2015 by Jean-Marc.Viglino [at]ign.fr
// Dual-licensed under the CeCILL-B Licence (http://www.cecill.info/)
// and the Beerware license (http://en.wikipedia.org/wiki/Beerware),
// feel free to use and abuse it in your projects (the code, not the beer ;-).
//
//* Overwrite the SVG function to allow text along a path
//* setStyle function
//*
//* Add new options to the Openlayers.Style
// pathLabel: {String} Label to draw on the path
// pathLabelXOffset: {String} Offset along the line to start drawing text in pixel or %, default: "50%"
// pathLabelYOffset: {Number} Distance of the line to draw the text
// pathLabelCurve: {String} Smooth the line the label is drawn on (empty string for no)
// pathLabelReadable: {String} Make the label readable (empty string for no)
// * Extra standard values : all label and text values
// *
// * Method: removeChildById
// * Remove child in a node.
// *
function removeChildById(node,id) {
if (node.querySelector) {
var c = node.querySelector('#'+id);
if (c) node.removeChild(c);
return;
}
// For old browsers
var c = node.childNodes;
if (c) for (var i=0; i<c.length; i++) {
if (c[i].id === id) {
node.removeChild(c[i]);
return;
}
}
}
// *
// * Method: setStyle
// * Use to set all the style attributes to a SVG node.
// *
// * Takes care to adjust stroke width and point radius to be
// * resolution-relative
// *
// * Parameters:
// * node - {SVGDomElement} An SVG element to decorate
// * style - {Object}
// * options - {Object} Currently supported options include
// * 'isFilled' {Boolean} and
// * 'isStroked' {Boolean}
var setStyle = OL.Renderer.SVG.prototype.setStyle;
OL.Renderer.SVG.LABEL_STARTOFFSET = { 'l':'0%', 'r':'100%', 'm':'50%' };
OL.Renderer.SVG.prototype.pathText = function (node, style, suffix) {
var label = this.nodeFactory(null, 'text');
label.setAttribute('id',node._featureId+'_'+suffix);
if (style.fontColor) label.setAttributeNS(null, 'fill', style.fontColor);
if (style.fontStrokeColor) label.setAttributeNS(null, 'stroke', style.fontStrokeColor);
if (style.fontStrokeWidth) label.setAttributeNS(null, 'stroke-width', style.fontStrokeWidth);
if (style.fontOpacity) label.setAttributeNS(null, 'opacity', style.fontOpacity);
if (style.fontFamily) label.setAttributeNS(null, 'font-family', style.fontFamily);
if (style.fontSize) label.setAttributeNS(null, 'font-size', style.fontSize);
if (style.fontWeight) label.setAttributeNS(null, 'font-weight', style.fontWeight);
if (style.fontStyle) label.setAttributeNS(null, 'font-style', style.fontStyle);
if (style.labelSelect === true) {
label.setAttributeNS(null, 'pointer-events', 'visible');
label._featureId = node._featureId;
} else {
label.setAttributeNS(null, 'pointer-events', 'none');
}
function getpath (pathStr, readeable) {
var npath = pathStr.split(',');
var pts = [];
if (!readeable || Number(npath[0]) - Number(npath[npath.length-2]) < 0) {
while (npath.length) pts.push ( { x:Number(npath.shift()), y:Number(npath.shift()) } );
} else {
while (npath.length) pts.unshift ( { x:Number(npath.shift()), y:Number(npath.shift()) } );
}
return pts;
}
var path = this.nodeFactory(null, 'path');
var tpid = node._featureId+'_t'+suffix;
var tpath = node.getAttribute('points');
if (style.pathLabelCurve) {
var pts = getpath (tpath, style.pathLabelReadable);
var p = pts[0].x+' '+pts[0].y;
var dx, dy, s1, s2;
dx = (pts[0].x-pts[1].x)/4;
dy = (pts[0].y-pts[1].y)/4;
for (var i=1; i<pts.length-1; i++) {
p += ' C '+(pts[i-1].x-dx)+' '+(pts[i-1].y-dy);
dx = (pts[i-1].x-pts[i+1].x)/4;
dy = (pts[i-1].y-pts[i+1].y)/4;
s1 = Math.sqrt( Math.pow(pts[i-1].x-pts[i].x,2)+ Math.pow(pts[i-1].y-pts[i].y,2) );
s2 = Math.sqrt( Math.pow(pts[i+1].x-pts[i].x,2)+ Math.pow(pts[i+1].y-pts[i].y,2) );
p += ' '+(pts[i].x+s1*dx/s2)+' '+(pts[i].y+s1*dy/s2);
dx *= s2/s1;
dy *= s2/s1;
p += ' '+pts[i].x+' '+pts[i].y;
}
p += ' C '+(pts[i-1].x-dx)+' '+(pts[i-1].y-dy);
dx = (pts[i-1].x-pts[i].x )/4;
dy = (pts[i-1].y-pts[i].y )/4;
p += ' '+(pts[i].x+dx)+' '+(pts[i].y+dy);
p += ' '+pts[i].x+' '+pts[i].y;
path.setAttribute('d','M '+p);
} else {
if (style.pathLabelReadable) {
var pts = getpath (tpath, style.pathLabelReadable);
var p='';
for (var i=0; i<pts.length; i++) p += ' '+pts[i].x+' '+pts[i].y;
path.setAttribute('d','M '+p);
} else path.setAttribute('d','M '+tpath);
}
path.setAttribute('id',tpid);
var defs = this.createDefs();
removeChildById (defs, tpid);
defs.appendChild(path);
var textPath = this.nodeFactory(null, 'textPath');
textPath.setAttributeNS('http://www.w3.org/1999/xlink', 'xlink:href', '#'+tpid);
var align = style.labelAlign || OL.Renderer.defaultSymbolizer.labelAlign;
label.setAttributeNS(null, 'text-anchor', OL.Renderer.SVG.LABEL_ALIGN[align[0]] || 'middle');
textPath.setAttribute('startOffset', style.pathLabelXOffset || OL.Renderer.SVG.LABEL_STARTOFFSET[align[0]] || '50%');
label.setAttributeNS(null, 'dominant-baseline', OL.Renderer.SVG.LABEL_ALIGN[align[1]] || 'central');
if (style.pathLabelYOffset) label.setAttribute('dy', style.pathLabelYOffset);
//textPath.setAttribute('method','stretch');
//textPath.setAttribute('spacing','auto');
textPath.textContent = style.pathLabel;
label.appendChild(textPath);
removeChildById (this.textRoot, node._featureId+'_'+suffix);
this.textRoot.appendChild(label);
};
OL.Renderer.SVG.prototype.setStyle = function(node, style, options) {
if (node._geometryClass === 'OpenLayers.Geometry.LineString' && style.pathLabel) {
if (node._geometryClass === 'OpenLayers.Geometry.LineString' && style.pathLabel) {
var drawOutline = (!!style.labelOutlineWidth);
// First draw text in halo color and size and overlay the
// normal text afterwards
if (drawOutline) {
var outlineStyle = OL.Util.extend({}, style);
outlineStyle.fontColor = outlineStyle.labelOutlineColor;
outlineStyle.fontStrokeColor = outlineStyle.labelOutlineColor;
outlineStyle.fontStrokeWidth = style.labelOutlineWidth;
if (style.labelOutlineOpacity) outlineStyle.fontOpacity = style.labelOutlineOpacity;
delete outlineStyle.labelOutlineWidth;
this.pathText(node, outlineStyle, 'txtpath0');
}
this.pathText(node, style, 'txtpath');
setStyle.apply(this,arguments);
}
} else setStyle.apply(this,arguments);
return node;
};
// *
// * Method: drawGeometry
// * Remove the textpath if no geometry is drawn.
// *
// * Parameters:
// * geometry - {<OpenLayers.Geometry>}
// * style - {Object}
// * featureId - {String}
// *
// * Returns:
// * {Boolean} true if the geometry has been drawn completely; null if
// * incomplete; false otherwise
var drawGeometry = OL.Renderer.SVG.prototype.drawGeometry;
OL.Renderer.SVG.prototype.drawGeometry = function(geometry, style, id) {
var rendered = drawGeometry.apply(this,arguments);
if (rendered === false) {
removeChildById(this.textRoot, id+'_txtpath');
removeChildById(this.textRoot, id+'_txtpath0');
}
return rendered;
};
// *
// * Method: eraseGeometry
// * Erase a geometry from the renderer. In the case of a multi-geometry,
// * we cycle through and recurse on ourselves. Otherwise, we look for a
// * node with the geometry.id, destroy its geometry, and remove it from
// * the DOM.
// *
// * Parameters:
// * geometry - {<OpenLayers.Geometry>}
// * featureId - {String}
var eraseGeometry = OL.Renderer.SVG.prototype.eraseGeometry;
OL.Renderer.SVG.prototype.eraseGeometry = function(geometry, featureId) {
eraseGeometry.apply(this,arguments);
removeChildById(this.textRoot, featureId+'_txtpath');
removeChildById(this.textRoot, featureId+'_txtpath0');
};
}
})();
