Displays grid lines representing tile borders in the client.
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// ==UserScript==
// @name WME Client Tile Borders
// @namespace https://greasyfork.org/en/users/32336-joyriding
// @version 1.3
// @description Displays grid lines representing tile borders in the client.
// @author Joyriding
// @include /^https:\/\/(www|beta)\.waze\.com\/(?!user\/)(.{2,6}\/)?editor\/?.*$/
// @require https://greasyfork.org/scripts/24851-wazewrap/code/WazeWrap.js
// @grant none
// ==/UserScript==
/* global W */
/* global OL */
/* global $ */
/* global WazeWrap */
(function() {
'use strict';
var settings = {};
var wmeCtbLayer;
function bootstrap(tries) {
tries = tries || 1;
if (W && W.map &&
W.model && W.loginManager.user &&
$ ) {
init();
} else if (tries < 1000)
setTimeout(function () {bootstrap(tries++);}, 200);
}
function init()
{
console.log("WME CTB Init");
loadSettings();
WazeWrap.Interface.AddLayerCheckbox("display", "Client Tile Borders", settings.Enabled, onLayerCheckboxChanged);
onLayerCheckboxChanged(settings.Enabled);
}
function onLayerCheckboxChanged(checked) {
settings.Enabled = checked;
if (wmeCtbLayer) {
wmeCtbLayer.setVisibility(settings.Enabled);
}
if (settings.Enabled)
{
if (!wmeCtbLayer) {
wmeCtbLayer = new OL.Layer.Vector("wmeCtbLayer",{uniqueName: "__wmeCtbLayer"});
W.map.addLayer(wmeCtbLayer);
}
W.map.events.register("moveend",W.map,drawGridLines);
drawGridLines();
} else {
W.map.events.unregister("moveend",W.map,drawGridLines);
if (wmeCtbLayer) {
wmeCtbLayer.removeAllFeatures();
W.map.removeLayer(wmeCtbLayer);
wmeCtbLayer = null;
}
}
saveSettings();
}
function drawGridLines()
{
//console.log("WME CTB draw grid lines");
wmeCtbLayer.removeAllFeatures();
// Zoom-dependant line style options
var lineWidth = 2;
var lineColor = 'gray';
if (W.map.getZoom() <= 1)
{
lineWidth = 1;
}
else if (W.map.getZoom() >= 3)
{
lineColor = '#EDEDED';
}
var e=W.map.getExtent();
var geoNW=new OL.Geometry.Point(e.left,e.top);
var geoSE=new OL.Geometry.Point(e.right,e.bottom);
geoNW=geoNW.transform(W.map.projection, W.map.displayProjection);
geoSE=geoSE.transform(W.map.projection, W.map.displayProjection);
// Drop everything to the right of the hundredth decimal place
var latStart = parseFloat(fixedDigits(geoNW.y));
var latEnd = parseFloat(fixedDigits(geoSE.y));
var lonStart = parseFloat(fixedDigits(geoNW.x));
var lonEnd = parseFloat(fixedDigits(geoSE.x));
// Convert decimal coordinates to positive integer "index" number to make calculations easier and help prevent errors from floating point rounding
// index = (decimal coordinate * 100) + (180 or 90 * 100)
var latIndexStart = Number(toLatIndex(latStart));
var latIndexEnd = Number(toLatIndex(latEnd));
var lonIndexStart = Number(toLonIndex(lonStart));
var lonIndexEnd = Number(toLonIndex(lonEnd));
// Ensure that we're starting with the lower of the latitude coordinates
var latIndex;
if (latIndexStart > latIndexEnd)
{
latIndex = latIndexEnd;
latIndexEnd = latIndexStart;
latIndexStart = latIndex;
}
// Expand start and end by 1/100's of a degree so that grid extends beyond visible screen
latIndexStart--;
latIndexEnd++;
// Ensure that we're starting with the lower of the longitude coordinates
var lonIndex;
if (lonIndexStart > lonIndexEnd)
{
lonIndex = lonIndexEnd;
lonIndexEnd = lonIndexStart;
lonIndexStart = lonIndex;
}
// Expand start and end by 1/100's of a degree so that grid extends beyond visible screen
lonIndexStart--;
lonIndexEnd++;
// Draw latitude lines every 0.01 degrees
latIndex = latIndexStart;
while (latIndex <= latIndexEnd)
{
drawDashedLine(true, latIndex, latIndexStart, latIndexEnd, lonIndexStart, lonIndexEnd, lineWidth, lineColor);
latIndex++;
}
// Draw longitude lines every 0.01 degrees
lonIndex = lonIndexStart;
while (lonIndex <= lonIndexEnd)
{
drawDashedLine(false, lonIndex, latIndexStart, latIndexEnd, lonIndexStart, lonIndexEnd, lineWidth, lineColor);
lonIndex++;
}
}
// Drop (not round) digits after the hundredths decimal place
function fixedDigits(num) {
var fixed = 2;
var re = new RegExp('^-?\\d+(?:\.\\d{0,' + (fixed || -1) + '})?');
return num.toString().match(re)[0];
}
// Convert decimal degrees to and from an index number so that we're always dealing with a positive integer. lat + 180* and long + 90*.
// When converting from the index number, round to nearest hundredths decimal.
function toLatIndex(lat) {
return Number.parseFloat((lat * 100) + 18000).toFixed(0);
}
function fromLatIndex(lat) {
return Number.parseFloat((lat - 18000) / 100).toFixed(2);
}
function toLonIndex(lon) {
return Number.parseFloat((lon * 100) + 9000).toFixed(0);
}
function fromLonIndex(lon) {
return Number.parseFloat((lon - 9000) / 100).toFixed(2);
}
function drawDashedLine(isLatLine, lineIndex, latIndexStart, latIndexEnd, lonIndexStart, lonIndexEnd, lineWidth, lineColor) {
var pointStart = new OL.Geometry.Point();
var pointEnd = new OL.Geometry.Point();
if (isLatLine) {
pointStart.x = Number(fromLonIndex(lonIndexStart));
pointStart.y = Number(fromLatIndex(lineIndex));
pointEnd.x = Number(fromLonIndex(lonIndexEnd));
pointEnd.y = Number(fromLatIndex(lineIndex));
} else {
pointStart.x = Number(fromLonIndex(lineIndex));
pointStart.y = Number(fromLatIndex(latIndexStart));
pointEnd.x = Number(fromLonIndex(lineIndex));
pointEnd.y = Number(fromLatIndex(latIndexEnd));
}
pointStart.transform(W.map.displayProjection, W.map.projection);
pointEnd.transform(W.map.displayProjection, W.map.projection);
let lsLine1 = new OL.Geometry.LineString([pointStart, pointEnd]);
var lineFeature1 = new OL.Feature.Vector(lsLine1, {}, {
strokeWidth: lineWidth,
strokeDashstyle: '4 4',
strokeColor: lineColor
});
wmeCtbLayer.addFeatures([lineFeature1]);
}
function saveSettings() {
if (localStorage) {
var localsettings = {
Enabled: settings.Enabled
};
localStorage.setItem("wmeCtb_Settings", JSON.stringify(localsettings));
}
}
function loadSettings() {
var loadedSettings = $.parseJSON(localStorage.getItem("wmeCtb_Settings"));
var defaultSettings = {
Enabled: true
};
settings = loadedSettings ? loadedSettings : defaultSettings;
for (var prop in defaultSettings) {
if (!settings.hasOwnProperty(prop))
settings[prop] = defaultSettings[prop];
}
}
bootstrap();
})();