323 lines
11 KiB
JavaScript

// ==UserScript==
// @id iitc-plugin-regions@jonatkins
// @name IITC plugin: Show the local score regions
// @category Layer
// @version 0.1.2.@@DATETIMEVERSION@@
// @namespace https://github.com/jonatkins/ingress-intel-total-conversion
// @updateURL @@UPDATEURL@@
// @downloadURL @@DOWNLOADURL@@
// @description [@@BUILDNAME@@-@@BUILDDATE@@] Show the local scoring regions on the map. No actual scores - just the region areas.
// @include https://*.ingress.com/intel*
// @include http://*.ingress.com/intel*
// @match https://*.ingress.com/intel*
// @match http://*.ingress.com/intel*
// @include https://*.ingress.com/mission/*
// @include http://*.ingress.com/mission/*
// @match https://*.ingress.com/mission/*
// @match http://*.ingress.com/mission/*
// @grant none
// ==/UserScript==
@@PLUGINSTART@@
// PLUGIN START ////////////////////////////////////////////////////////
// use own namespace for plugin
window.plugin.regions = function() {};
window.plugin.regions.setup = function() {
@@INCLUDERAW:external/s2geometry.js@@
window.plugin.regions.regionLayer = L.layerGroup();
$("<style>")
.prop("type", "text/css")
.html(".plugin-regions-name {\
font-size: 14px;\
font-weight: bold;\
color: gold;\
opacity: 0.7;\
text-align: center;\
text-shadow: -1px -1px #000, 1px -1px #000, -1px 1px #000, 1px 1px #000, 0 0 2px #000; \
pointer-events: none;\
}")
.appendTo("head");
addLayerGroup('Score Regions', window.plugin.regions.regionLayer, true);
map.on('moveend', window.plugin.regions.update);
addHook('search', window.plugin.regions.search);
window.plugin.regions.update();
};
window.plugin.regions.FACE_NAMES = [ 'AF', 'AS', 'NR', 'PA', 'AM', 'ST' ];
window.plugin.regions.CODE_WORDS = [
'ALPHA', 'BRAVO', 'CHARLIE', 'DELTA',
'ECHO', 'FOXTROT', 'GOLF', 'HOTEL',
'JULIET', 'KILO', 'LIMA', 'MIKE',
'NOVEMBER', 'PAPA', 'ROMEO', 'SIERRA',
];
// This regexp is quite forgiving. Dashes are allowed between all components, each dash and leading zero is optional.
// All whitespace is removed in onSearch(). If the first or both the first and second component are omitted, they are
// replaced with the current cell's coordinates (=the cell which contains the center point of the map). If the last
// component is ommited, the 4x4 cell group is used.
window.plugin.regions.REGEXP = new RegExp('^(?:(?:(' + plugin.regions.FACE_NAMES.join('|') + ')-?)?((?:1[0-6])|(?:0?[1-9]))-?)?(' +
plugin.regions.CODE_WORDS.join('|') + ')(?:-?((?:1[0-5])|(?:0?\\d)))?$', 'i');
window.plugin.regions.regionName = function(cell) {
// ingress does some odd things with the naming. for some faces, the i and j coords are flipped when converting
// (and not only the names - but the full quad coords too!). easiest fix is to create a temporary cell with the coords
// swapped
if (cell.face == 1 || cell.face == 3 || cell.face == 5) {
cell = S2.S2Cell.FromFaceIJ ( cell.face, [cell.ij[1], cell.ij[0]], cell.level );
}
// first component of the name is the face
var name = window.plugin.regions.FACE_NAMES[cell.face];
if (cell.level >= 4) {
// next two components are from the most signifitant four bits of the cell I/J
var regionI = cell.ij[0] >> (cell.level-4);
var regionJ = cell.ij[1] >> (cell.level-4);
name += zeroPad(regionI+1,2)+'-'+window.plugin.regions.CODE_WORDS[regionJ];
}
if (cell.level >= 6) {
// the final component is based on the hibbert curve for the relevant cell
var facequads = cell.getFaceAndQuads();
var number = facequads[1][4]*4+facequads[1][5];
name += '-'+zeroPad(number,2);
}
return name;
};
window.plugin.regions.search = function(query) {
var terms = query.term.replace(/\s+/g, '').split(/[,;]/);
var matches = terms.map(function(string) {
return string.match(window.plugin.regions.REGEXP);
});
if(!matches.every(function(match) { return match !== null; })) return;
var currentCell = window.plugin.regions.regionName(S2.S2Cell.FromLatLng(map.getCenter(), 6));
matches.forEach(function(match) {
if(!match[1])
match[1] = currentCell.substr(0, 2);
else
match[1] = match[1].toUpperCase();
if(!match[2])
match[2] = currentCell.substr(2,2);
match[3] = match[3].toUpperCase();
var result = window.plugin.regions.getSearchResult(match);
if(result) query.addResult(result);
});
}
// rot and d2xy from Wikipedia
window.plugin.regions.rot = function(n, x, y, rx, ry) {
if(ry == 0) {
if(rx == 1) {
x = n-1 - x;
y = n-1 - y;
}
return [y, x];
}
return [x, y];
}
window.plugin.regions.d2xy = function(n, d) {
var rx, ry, s, t = d, xy = [0, 0];
for(s=1; s<n; s*=2) {
rx = 1 & (t/2);
ry = 1 & (t ^ rx);
xy = window.plugin.regions.rot(s, xy[0], xy[1], rx, ry);
xy[0] += s * rx;
xy[1] += s * ry;
t /= 4;
}
return xy;
}
window.plugin.regions.getSearchResult = function(match) {
var faceId = window.plugin.regions.FACE_NAMES.indexOf(match[1]);
var id1 = parseInt(match[2]);
var codeWordId = window.plugin.regions.CODE_WORDS.indexOf(match[3]);
var id2 = match[4] === undefined ? undefined : parseInt(match[4]);
if(faceId === -1 || id1 < 1 && id1 > 16 || codeWordId === -1 || id2 < 0 || id2 > 15) return;
// looks good. now we need the face/i/j values for this cell
// face is used as-is
// id1 is the region 'i' value (first 4 bits), codeword is the 'j' value (first 4 bits)
var regionI = id1-1;
var regionJ = codeWordId;
var result = {}, level;
if(id2 === undefined) {
result.description = 'Regional score cells (cluster of 16 cells)';
result.icon = 'data:image/svg+xml;base64,'+btoa('@@INCLUDESTRING:images/icon-cell.svg@@'.replace(/orange/, 'gold'));
level = 4;
} else {
result.description = 'Regional score cell';
result.icon = 'data:image/svg+xml;base64,'+btoa('@@INCLUDESTRING:images/icon-cell.svg@@');
level = 6;
var xy = window.plugin.regions.d2xy(4, id2);
regionI = (regionI << 2) + xy[0];
regionJ = (regionJ << 2) + xy[1];
}
// as in the name-construction above, for odd numbered faces, the I and J need swapping
var cell = (faceId % 2 == 1)
? S2.S2Cell.FromFaceIJ(faceId, [regionJ,regionI], level)
: S2.S2Cell.FromFaceIJ(faceId, [regionI,regionJ], level);
var corners = cell.getCornerLatLngs();
result.title = window.plugin.regions.regionName(cell);
result.layer = L.geodesicPolygon(corners, { fill: false, color: 'red', clickable: false });
result.bounds = L.latLngBounds(corners);
return result;
}
window.plugin.regions.update = function() {
window.plugin.regions.regionLayer.clearLayers();
var bounds = map.getBounds();
var seenCells = {};
var drawCellAndNeighbors = function(cell) {
var cellStr = cell.toString();
if (!seenCells[cellStr]) {
// cell not visited - flag it as visited now
seenCells[cellStr] = true;
// is it on the screen?
var corners = cell.getCornerLatLngs();
var cellBounds = L.latLngBounds([corners[0],corners[1]]).extend(corners[2]).extend(corners[3]);
if (cellBounds.intersects(bounds)) {
// on screen - draw it
window.plugin.regions.drawCell(cell);
// and recurse to our neighbors
var neighbors = cell.getNeighbors();
for (var i=0; i<neighbors.length; i++) {
drawCellAndNeighbors(neighbors[i]);
}
}
}
};
// centre cell
var zoom = map.getZoom();
if (zoom >= 5) {
var cellSize = zoom>=7 ? 6 : 4;
var cell = S2.S2Cell.FromLatLng ( map.getCenter(), cellSize );
drawCellAndNeighbors(cell);
}
// the six cube side boundaries. we cheat by hard-coding the coords as it's simple enough
var latLngs = [ [45,-180], [35.264389682754654,-135], [35.264389682754654,-45], [35.264389682754654,45], [35.264389682754654,135], [45,180]];
var globalCellOptions = {color: 'red', weight: 7, opacity: 0.5, clickable: false };
for (var i=0; i<latLngs.length-1; i++) {
// the geodesic line code can't handle a line/polyline spanning more than (or close to?) 180 degrees, so we draw
// each segment as a separate line
var poly1 = L.geodesicPolyline ( [latLngs[i], latLngs[i+1]], globalCellOptions );
window.plugin.regions.regionLayer.addLayer(poly1);
//southern mirror of the above
var poly2 = L.geodesicPolyline ( [[-latLngs[i][0],latLngs[i][1]], [-latLngs[i+1][0], latLngs[i+1][1]]], globalCellOptions );
window.plugin.regions.regionLayer.addLayer(poly2);
}
// and the north-south lines. no need for geodesic here
for (var i=-135; i<=135; i+=90) {
var poly = L.polyline ( [[35.264389682754654,i], [-35.264389682754654,i]], globalCellOptions );
window.plugin.regions.regionLayer.addLayer(poly);
}
}
window.plugin.regions.drawCell = function(cell) {
//TODO: move to function - then call for all cells on screen
// corner points
var corners = cell.getCornerLatLngs();
// center point
var center = cell.getLatLng();
// name
var name = window.plugin.regions.regionName(cell);
var color = cell.level == 6 ? 'gold' : 'orange';
// the level 6 cells have noticible errors with non-geodesic lines - and the larger level 4 cells are worse
// NOTE: we only draw two of the edges. as we draw all cells on screen, the other two edges will either be drawn
// from the other cell, or be off screen so we don't care
var region = L.geodesicPolyline([corners[0],corners[1],corners[2]], {fill: false, color: color, opacity: 0.5, weight: 5, clickable: false });
window.plugin.regions.regionLayer.addLayer(region);
// move the label if we're at a high enough zoom level and it's off screen
if (map.getZoom() >= 9) {
var namebounds = map.getBounds().pad(-0.1); // pad 10% inside the screen bounds
if (!namebounds.contains(center)) {
// name is off-screen. pull it in so it's inside the bounds
var newlat = Math.max(Math.min(center.lat, namebounds.getNorth()), namebounds.getSouth());
var newlng = Math.max(Math.min(center.lng, namebounds.getEast()), namebounds.getWest());
var newpos = L.latLng(newlat,newlng);
// ensure the new position is still within the same cell
var newposcell = S2.S2Cell.FromLatLng ( newpos, 6 );
if ( newposcell.toString() == cell.toString() ) {
center=newpos;
}
// else we leave the name where it was - offscreen
}
}
var marker = L.marker(center, {
icon: L.divIcon({
className: 'plugin-regions-name',
iconAnchor: [100,5],
iconSize: [200,10],
html: name,
})
});
window.plugin.regions.regionLayer.addLayer(marker);
};
var setup = window.plugin.regions.setup;
// PLUGIN END //////////////////////////////////////////////////////////
@@PLUGINEND@@