mirror of
https://github.com/placeAtlas/atlas.git
synced 2024-09-06 18:36:14 +02:00
114 lines
3.1 KiB
JavaScript
114 lines
3.1 KiB
JavaScript
/*
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========================================================================
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The /r/place Atlas
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An Atlas of Reddit's /r/place, with information to each
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artwork of the canvas provided by the community.
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Copyright (C) 2017 Roland Rytz <roland@draemm.li>
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Licensed under the GNU Affero General Public License Version 3
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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For more information, see:
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http://place-atlas.stefanocoding.me/license.txt
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========================================================================
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*/
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window.addEventListener("error", function (e) {
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console.log(e);
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var errorMessage = "<p class=\"error\">An error has occurred:</p>";
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errorMessage += "<p class=\"errorBody\">" + e.message + "</p>";
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errorMessage += "<p class=\"errorBody\">on line " + e.lineno + "</p>";
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errorMessage += "<p class=\"error\">If this keeps happening, feel free to send me a <a href=\"mailto:roland.rytz@gmail.com\">mail</a>.</p>";
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document.getElementById("loadingContent").innerHTML = errorMessage;
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});
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function pointIsInPolygon (point, polygon) {
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// ray-casting algorithm based on
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// http://www.ecse.rpi.edu/Homepages/wrf/Research/Short_Notes/pnpoly.html
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var x = point[0], y = point[1];
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var inside = false;
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for (var i = 0, j = polygon.length - 1; i < polygon.length; j = i++) {
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var xi = polygon[i][0], yi = polygon[i][1];
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var xj = polygon[j][0], yj = polygon[j][1];
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var intersect = ((yi > y) != (yj > y))
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&& (x < (xj - xi) * (y - yi) / (yj - yi) + xi);
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if (intersect) inside = !inside;
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}
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return inside;
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};
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//console.log("There are "+atlas.length+" entries in the Atlas.");
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/*
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atlas.sort(function(a, b) {
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if (a.id < b.id) {
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return -1;
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}
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if (a.id > b.id) {
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return 1;
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}
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// a must be equal to b
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return 0;
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});
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for(var i = 0; i < atlas.length; i++) {
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if(atlas[i-1]){
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if(atlas[i-1].id == atlas[i].id) {
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console.log(atlas[i-1].id + ": "+ atlas[i-1].name);
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console.log(atlas[i ].id + ": "+ atlas[i ].name);
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}
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}
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}
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console.log("biggest id: "+atlas[atlas.length-1].id + ", " + atlas[atlas.length-1].name);
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*/
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/*
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for(var i = 0; i < atlas.length; i++) {
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if(typeof atlas[i].website == "undefined") {
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console.log(atlas[i].name);
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} else if(atlas[i].website.trim() != "") {
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if(atlas[i].website.trim().substring(0, 4) != "http") {
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console.log(atlas[i].name + ": " + atlas[i].website);
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}
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}
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}
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*/
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// sort by center.y, so that lines will overlap less
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/*
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// Populate with test data
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for(var i = 0; i < 10000; i++) {
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var x = ~~(Math.random() * 1000)+0.5;
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var y = ~~(Math.random() * 1000)+0.5;
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var w = ~~(Math.random()*100);
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var h = ~~(Math.random()*100);
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atlas.push( {
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"id": 5,
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"name": "test"+(i+3),
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"website": "",
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"subreddit": "",
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"center": [0, 0],
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"path":[
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[x, y],
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[x+w, y],
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[x+w, y+h],
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[x, y+h]
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]
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});
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}
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*/
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