new plugin: cross links
this plugin colors links red if they are crossing a drawnline. any yellow if they are inside a drawn polygon. (requires DrawTools)
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mcben
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1b0dc2393b
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86d44bdd00
188
plugins/cross_link.user.js
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188
plugins/cross_link.user.js
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// ==UserScript==
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// @id iitc-plugin-cross-links@mcben
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// @name IITC plugin: cross links
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// @category Layer
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// @version 1.0.@@DATETIMEVERSION@@
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// @namespace https://github.com/jonatkins/ingress-intel-total-conversion
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// @updateURL @@UPDATEURL@@
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// @downloadURL @@DOWNLOADURL@@
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// @description [McBen] requires drawtool! coloring of link collision
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// @include https://www.ingress.com/intel*
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// @include http://www.ingress.com/intel*
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// @match https://www.ingress.com/intel*
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// @match http://www.ingress.com/intel*
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// @grant none
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// ==/UserScript==
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@@PLUGINSTART@@
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// PLUGIN START ////////////////////////////////////////////////////////
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// use own namespace for plugin
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window.plugin.crossLinks = function() {};
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window.plugin.crossLinks.STYLE_LINECOLLISION = {color: '#f22', weight: 4};
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window.plugin.crossLinks.STYLE_INSIDEPOLY = {color: '#ff2', weight: 4};
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function relativeCCW(x1,y1,x2,y2, px, py) {
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// code from java.awt
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x2 -= x1;
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y2 -= y1;
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px -= x1;
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py -= y1;
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var ccw = px * y2 - py * x2;
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if (ccw == 0.0) {
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ccw = px * x2 + py * y2;
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if (ccw > 0.0) {
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px -= x2;
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py -= y2;
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ccw = px * x2 + py * y2;
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if (ccw < 0.0) {
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ccw = 0.0;
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}
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}
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}
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return (ccw < 0.0) ? -1 : ((ccw > 0.0) ? 1 : 0);
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}
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function linesIntersect(x1,y1,x2,y2,x3,y3,x4,y4) {
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// code from java.awt
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return ( (relativeCCW(x1, y1, x2, y2, x3, y3) * relativeCCW(x1, y1, x2, y2, x4, y4) <= 0)
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&& (relativeCCW(x3, y3, x4, y4, x1, y1) * relativeCCW(x3, y3, x4, y4, x2, y2) <= 0));
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}
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function isCrossing(p1,p2,q1,q2) {
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return linesIntersect( p1.lat,p1.lng,p2.lat,p2.lng,
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q1.lat,q1.lng,q2.lat,q2.lng);
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}
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window.plugin.crossLinks.testLine = function (drawline, link) {
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var linkline= L.geodesicConvertLines(link._latlngs,0);
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for (var j=0;j<linkline.length-1;++j) {
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for (var i=0;i<drawline.length-1;++i) {
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if (isCrossing(linkline[j],linkline[j+1], drawline[i],drawline[i+1])) {
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return true;
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}
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}
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}
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return false;
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}
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function isPointInPolygon(poly, point) {
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// src: http://www.ecse.rpi.edu/Homepages/wrf/Research/Short_Notes/pnpoly.html
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var c = false;
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var p2 = poly[0];
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for (var i = 1; i < poly.length; ++i) {
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var p1 = poly[i];
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if ( ((p1.lng > point.lng) != (p2.lng>point.lng)) &&
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(point.lat < (p2.lat - p1.lat)*(point.lng-p1.lng) / (p2.lng-p1.lng) + p1.lat))
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c = !c;
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p2 = p1;
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}
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return c;
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}
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window.plugin.crossLinks.testPolygons = function (polygons, link) {
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var linkline= L.geodesicConvertLines(link._latlngs,0);
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for (var pidx=0;pidx<polygons.length;++pidx) {
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if (isPointInPolygon(polygons[pidx],linkline[0])) return true;
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}
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return false;
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}
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window.plugin.crossLinks.onLinkAdded = function (data) {
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var link = data.link;
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window.plugin.drawTools.drawnItems.eachLayer( function(layer) {
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if (layer instanceof L.GeodesicPolygon) {
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var drawline = L.geodesicConvertLines(layer.getLatLngs(),true);
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drawline.push(drawline[0]);
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var polyline= [drawline];
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if (window.plugin.crossLinks.testLine(drawline, link)) {
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link.setStyle (window.plugin.crossLinks.STYLE_LINECOLLISION);
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} else if (window.plugin.crossLinks.testPolygons([drawline], link)) {
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link.setStyle (window.plugin.crossLinks.STYLE_INSIDEPOLY);
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}
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} else if (layer instanceof L.GeodesicPolyline) {
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var drawline = L.geodesicConvertLines(layer.getLatLngs(),false);
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if (window.plugin.crossLinks.testLine(drawline, link)) {
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link.setStyle (window.plugin.crossLinks.STYLE_LINECOLLISION);
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}
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}
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});
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}
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window.plugin.crossLinks.checkAllLinks = function() {
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console.debug("Cross-Links: checking links");
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// get all lines
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var drawpolygons = [];
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var drawlines = [];
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window.plugin.drawTools.drawnItems.eachLayer( function(layer) {
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if (layer instanceof L.GeodesicPolyline) {
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var newlines = L.geodesicConvertLines(layer.getLatLngs(),false);
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drawlines = drawlines.concat(newlines);
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} else if (layer instanceof L.GeodesicPolygon) {
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var newlines = L.geodesicConvertLines(layer.getLatLngs(),true);
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newlines.push(newlines[0]);
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drawlines = drawlines.concat(newlines);
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drawpolygons.push(newlines);
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}
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});
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// check all links
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$.each(window.links, function(guid, link) {
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if (window.plugin.crossLinks.testLine(drawlines, link)) {
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link.setStyle (window.plugin.crossLinks.STYLE_LINECOLLISION);
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} else if (window.plugin.crossLinks.testPolygons(drawpolygons, link)) {
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link.setStyle (window.plugin.crossLinks.STYLE_INSIDEPOLY);
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} else {
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link.setStyle ({color: COLORS[link.options.team], weight: 2});
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}
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});
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}
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window.plugin.crossLinks.drawTools_save = function() {
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window.plugin.crossLinks.ori_drawTools_save();
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window.plugin.crossLinks.checkAllLinks();
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}
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window.plugin.crossLinks.drawTools_load = function() {
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window.plugin.crossLinks.ori_drawTools_load();
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window.plugin.crossLinks.checkAllLinks();
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}
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var setup = function() {
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console.debug("Cross-Links: init");
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if (window.plugin.drawTools === undefined) {
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alert("'Cross-Links' requires 'draw-tools'");
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return;
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}
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// hook 'drawTools'
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window.plugin.crossLinks.ori_drawTools_save = window.plugin.drawTools.save;
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window.plugin.drawTools.save = window.plugin.crossLinks.drawTools_save;
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window.plugin.crossLinks.ori_drawTools_load = window.plugin.drawTools.load;
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window.plugin.drawTools.load = window.plugin.crossLinks.drawTools_load;
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window.addHook('linkAdded', window.plugin.crossLinks.onLinkAdded);
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}
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// PLUGIN END //////////////////////////////////////////////////////////
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@@PLUGINEND@@
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