NetworkVis: d3s_examples/python-neo4jrestclient/static/platin/js/Map/Binning.js annotate

annotate d3s_examples/python-neo4jrestclient/static/platin/js/Map/Binning.js @ 15:7c4475cd747a

small fix.

author	casties
date	Tue, 06 Oct 2015 11:01:15 +0200
parents	18ef6948d689
children

rev	line source
8 18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	1 /*
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	2 * Binning.js
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	3 *
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	4 * Copyright (c) 2012, Stefan Jänicke. All rights reserved.
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	5 *
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	6 * This library is free software; you can redistribute it and/or
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	7 * modify it under the terms of the GNU Lesser General Public
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	8 * License as published by the Free Software Foundation; either
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	9 * version 3 of the License, or (at your option) any later version.
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	10 *
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	11 * This library is distributed in the hope that it will be useful,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	14 * Lesser General Public License for more details.
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	15 *
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	16 * You should have received a copy of the GNU Lesser General Public
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	17 * License along with this library; if not, write to the Free Software
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	19 * MA 02110-1301 USA
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	20 */
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	21
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	22 /**
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	23 * @class Binning
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	24 * Calculates map aggregation with several binning algorithms
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	25 * @author Stefan Jänicke (stjaenicke@informatik.uni-leipzig.de)
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	26 * @release 1.0
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	27 * @release date: 2012-07-27
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	28 * @version date: 2012-07-27
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	29 */
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	30 Binning = function(map, options) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	31
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	32 this.map = map;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	33 this.options = options;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	34 this.reset();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	35
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	36 };
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	37
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	38 Binning.prototype = {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	39
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	40 getSet : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	41 var type = this.options.binning;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	42 if (!type) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	43 return this.getExactBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	44 } else if (type == 'generic') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	45 return this.getGenericBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	46 } else if (type == 'square') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	47 return this.getSquareBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	48 } else if (type == 'hexagonal') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	49 return this.getHexagonalBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	50 } else if (type == 'triangular') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	51 return this.getTriangularBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	52 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	53 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	54
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	55 getExactBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	56 if ( typeof this.binnings['exact'] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	57 this.exactBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	58 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	59 return this.binnings['exact'];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	60 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	61
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	62 getGenericBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	63 if ( typeof this.binnings['generic'] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	64 this.genericBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	65 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	66 return this.binnings['generic'];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	67 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	68
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	69 getSquareBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	70 if ( typeof this.binnings['square'] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	71 this.squareBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	72 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	73 return this.binnings['square'];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	74 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	75
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	76 getHexagonalBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	77 if ( typeof this.binnings['hexagonal'] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	78 this.hexagonalBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	79 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	80 return this.binnings['hexagonal'];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	81 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	82
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	83 getTriangularBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	84 if ( typeof this.binnings['triangular'] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	85 this.triangularBinning();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	86 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	87 return this.binnings['triangular'];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	88 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	89
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	90 reset : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	91 this.zoomLevels = this.map.getNumZoomLevels();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	92 this.binnings = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	93 this.minimumRadius = this.options.minimumRadius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	94 this.maximumRadius = this.minimumRadius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	95 this.maximumPoints = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	96 this.minArea = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	97 this.maxArea = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	98 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	99
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	100 getMaxRadius : function(size) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	101 return 4 * Math.log(size) / Math.log(2);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	102 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	103
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	104 setObjects : function(objects) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	105 this.objects = objects;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	106 for (var i = 0; i < this.objects.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	107 var weight = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	108 for (var j = 0; j < this.objects[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	109 if (this.objects[i][j].isGeospatial) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	110 weight += this.objects[i][j].weight;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	111 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	112 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	113 var r = this.getMaxRadius(weight);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	114 if (r > this.maximumRadius) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	115 this.maximumRadius = r;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	116 this.maximumPoints = weight;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	117 this.maxArea = Math.PI * this.maximumRadius * this.maximumRadius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	118 this.minArea = Math.PI * this.minimumRadius * this.minimumRadius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	119 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	120 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	121 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	122
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	123 dist : function(x1, y1, x2, y2) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	124 return Math.sqrt((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2));
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	125 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	126
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	127 exactBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	128 var circleSets = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	129 var hashMaps = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	130 var selectionHashs = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	131
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	132 var circleAggregates = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	133 var bins = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	134 for (var i = 0; i < this.objects.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	135 bins.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	136 circleAggregates.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	137 for (var j = 0; j < this.objects[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	138 var o = this.objects[i][j];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	139 if (o.isGeospatial) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	140 if ( typeof circleAggregates[i]['' + o.getLongitude(this.options.mapIndex)] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	141 circleAggregates[i]['' + o.getLongitude(this.options.mapIndex)] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	142 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	143 if ( typeof circleAggregates[i][''+o.getLongitude(this.options.mapIndex)]['' + o.getLatitude(this.options.mapIndex)] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	144 circleAggregates[i][''+o.getLongitude(this.options.mapIndex)]['' + o.getLatitude(this.options.mapIndex)] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	145 bins[i].push(circleAggregates[i][''+o.getLongitude(this.options.mapIndex)]['' + o.getLatitude(this.options.mapIndex)]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	146 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	147 circleAggregates[i][''+o.getLongitude(this.options.mapIndex)]['' + o.getLatitude(this.options.mapIndex)].push(o);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	148 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	149 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	150 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	151
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	152 var circles = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	153 var hashMap = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	154 var selectionMap = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	155 for (var i = 0; i < bins.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	156 circles.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	157 hashMap.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	158 selectionMap.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	159 for (var j = 0; j < bins[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	160 var bin = bins[i][j];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	161 var p = new OpenLayers.Geometry.Point(bin[0].getLongitude(this.options.mapIndex), bin[0].getLatitude(this.options.mapIndex), null);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	162 p.transform(this.map.displayProjection, this.map.projection);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	163 var weight = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	164 for (var z = 0; z < bin.length; z++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	165 weight += bin[z].weight;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	166 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	167 var radius = this.options.minimumRadius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	168 if (this.options.noBinningRadii == 'dynamic') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	169 radius = this.getRadius(weight);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	170 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	171 var circle = new CircleObject(p.x, p.y, 0, 0, bin, radius, i, weight);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	172 circles[i].push(circle);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	173 for (var z = 0; z < bin.length; z++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	174 hashMap[i][bin[z].index] = circle;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	175 selectionMap[i][bin[z].index] = false;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	176 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	177 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	178 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	179 for (var k = 0; k < this.zoomLevels; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	180 circleSets.push(circles);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	181 hashMaps.push(hashMap);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	182 selectionHashs.push(selectionMap);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	183 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	184 this.binnings['exact'] = {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	185 circleSets : circleSets,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	186 hashMaps : hashMaps,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	187 selectionHashs : selectionHashs
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	188 };
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	189 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	190
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	191 genericClustering : function(objects, id) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	192 var binSets = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	193 var circleSets = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	194 var hashMaps = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	195 var selectionHashs = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	196 var clustering = new Clustering(-20037508.34, -20037508.34, 20037508.34, 20037508.34);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	197 for (var i = 0; i < objects.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	198 for (var j = 0; j < objects[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	199 var o = objects[i][j];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	200 if (o.isGeospatial) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	201 var p = new OpenLayers.Geometry.Point(o.getLongitude(this.options.mapIndex), o.getLatitude(this.options.mapIndex), null);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	202 p.transform(this.map.displayProjection, this.map.projection);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	203 var point = new Vertex(Math.floor(p.x), Math.floor(p.y), objects.length, this);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	204 point.addElement(o, o.weight, i);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	205 clustering.add(point);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	206 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	207 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	208 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	209
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	210 for (var i = 0; i < this.zoomLevels; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	211 var bins = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	212 var circles = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	213 var hashMap = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	214 var selectionMap = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	215 for (var j = 0; j < objects.length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	216 circles.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	217 hashMap.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	218 selectionMap.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	219 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	220 var resolution = this.map.getResolutionForZoom(this.zoomLevels - i - 1);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	221 clustering.mergeForResolution(resolution, this.options.circleGap, this.options.circleOverlap);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	222 for (var j = 0; j < clustering.vertices.length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	223 var point = clustering.vertices[j];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	224 if (!point.legal) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	225 continue;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	226 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	227 var balls = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	228 for (var k = 0; k < point.elements.length; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	229 if (point.elements[k].length > 0) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	230 balls.push({
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	231 search : k,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	232 elements : point.elements[k],
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	233 radius : point.radii[k],
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	234 weight : point.weights[k]
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	235 });
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	236 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	237 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	238 var orderBalls = function(b1, b2) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	239 if (b1.radius > b2.radius) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	240 return -1;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	241 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	242 if (b2.radius > b1.radius) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	243 return 1;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	244 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	245 return 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	246 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	247 var fatherBin = {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	248 circles : [],
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	249 length : 0,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	250 radius : point.radius / resolution,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	251 x : point.x,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	252 y : point.y
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	253 };
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	254 for (var k = 0; k < objects.length; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	255 fatherBin.circles.push(false);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	256 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	257 var createCircle = function(sx, sy, ball) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	258 var index = id \|\| ball.search;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	259 var circle = new CircleObject(point.x, point.y, sx, sy, ball.elements, ball.radius, index, ball.weight, fatherBin);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	260 circles[ball.search].push(circle);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	261 fatherBin.circles[index] = circle;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	262 fatherBin.length++;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	263 for (var k = 0; k < ball.elements.length; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	264 hashMap[ball.search][ball.elements[k].index] = circle;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	265 selectionMap[ball.search][ball.elements[k].index] = false;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	266 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	267 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	268 if (balls.length == 1) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	269 createCircle(0, 0, balls[0]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	270 } else if (balls.length == 2) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	271 var r1 = balls[0].radius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	272 var r2 = balls[1].radius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	273 createCircle(-1 * r2, 0, balls[0]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	274 createCircle(r1, 0, balls[1]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	275 } else if (balls.length == 3) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	276 balls.sort(orderBalls);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	277 var r1 = balls[0].radius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	278 var r2 = balls[1].radius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	279 var r3 = balls[2].radius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	280 var d = ((2 / 3 * Math.sqrt(3) - 1) / 2) * r2;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	281 var delta1 = point.radius / resolution - r1 - d;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	282 var delta2 = r1 - delta1;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	283 createCircle(-delta1, 0, balls[0]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	284 createCircle(delta2 + r2 - 3 * d, r2, balls[1]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	285 createCircle(delta2 + r2 - 3 * d, -1 * r3, balls[2]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	286 // createCircle(delta2 + r3 - (3 * d * r3 / r2), -1 * r3, balls[2]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	287 } else if (balls.length == 4) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	288 balls.sort(orderBalls);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	289 var r1 = balls[0].radius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	290 var r2 = balls[1].radius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	291 var r3 = balls[2].radius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	292 var r4 = balls[3].radius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	293 var d = (Math.sqrt(2) - 1) * r2;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	294 createCircle(-1 * d - r2, 0, balls[0]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	295 createCircle(r1 - r2, -1 * d - r4, balls[3]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	296 createCircle(r1 - r2, d + r3, balls[2]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	297 createCircle(d + r1, 0, balls[1]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	298 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	299 if (fatherBin.length > 1) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	300 bins.push(fatherBin);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	301 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	302 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	303 circleSets.push(circles);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	304 binSets.push(bins);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	305 hashMaps.push(hashMap);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	306 selectionHashs.push(selectionMap);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	307 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	308 circleSets.reverse();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	309 binSets.reverse();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	310 hashMaps.reverse();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	311 selectionHashs.reverse();
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	312 return {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	313 circleSets : circleSets,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	314 binSets : binSets,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	315 hashMaps : hashMaps,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	316 selectionHashs : selectionHashs
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	317 };
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	318 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	319
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	320 genericBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	321 if (this.options.circlePackings \|\| this.objects.length == 1) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	322 this.binnings['generic'] = this.genericClustering(this.objects);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	323 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	324 var circleSets = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	325 var hashMaps = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	326 var selectionHashs = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	327 for (var i = 0; i < this.objects.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	328 var sets = this.genericClustering([this.objects[i]], i);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	329 if (i == 0) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	330 circleSets = sets.circleSets;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	331 hashMaps = sets.hashMaps;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	332 selectionHashs = sets.selectionHashs;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	333 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	334 for (var j = 0; j < circleSets.length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	335 circleSets[j] = circleSets[j].concat(sets.circleSets[j]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	336 hashMaps[j] = hashMaps[j].concat(sets.hashMaps[j]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	337 selectionHashs[j] = selectionHashs[j].concat(sets.selectionHashs[j]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	338 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	339 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	340 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	341 this.binnings['generic'] = {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	342 circleSets : circleSets,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	343 hashMaps : hashMaps,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	344 selectionHashs : selectionHashs
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	345 };
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	346 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	347 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	348
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	349 getRadius : function(n) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	350 if (n == 0) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	351 return 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	352 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	353 if (n == 1) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	354 return this.minimumRadius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	355 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	356 return Math.sqrt((this.minArea + (this.maxArea - this.minArea) / (this.maximumPoints - 1) * (n - 1) ) / Math.PI);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	357 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	358
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	359 getBinRadius : function(n, r_max, N) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	360 if (n == 0) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	361 return 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	362 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	363 /*
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	364 function log2(x) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	365 return (Math.log(x)) / (Math.log(2));
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	366 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	367 var r0 = this.options.minimumRadius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	368 var r;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	369 if ( typeof r_max == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	370 return r0 + n / Math.sqrt(this.options.maximumPoints);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	371 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	372 return r0 + (r_max - r0 ) * log2(n) / log2(N);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	373 */
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	374 var minArea = Math.PI * this.options.minimumRadius * this.options.minimumRadius;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	375 var maxArea = Math.PI * r_max * r_max;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	376 return Math.sqrt((minArea + (maxArea - minArea) / (N - 1) * (n - 1) ) / Math.PI);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	377 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	378
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	379 shift : function(type, bin, radius, elements) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	380
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	381 var x1 = bin.x, x2 = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	382 var y1 = bin.y, y2 = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	383 for (var i = 0; i < elements.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	384 x2 += elements[i].x / elements.length;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	385 y2 += elements[i].y / elements.length;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	386 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	387
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	388 var sx = 0, sy = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	389
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	390 if (type == 'square') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	391 var dx = Math.abs(x2 - x1);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	392 var dy = Math.abs(y2 - y1);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	393 var m = dy / dx;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	394 var n = y1 - m * x1;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	395 if (dx > dy) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	396 sx = bin.x - (x1 + bin.r - radius );
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	397 sy = bin.y - (m * bin.x + n );
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	398 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	399 sy = bin.y - (y1 + bin.r - radius );
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	400 sx = bin.x - (bin.y - n) / m;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	401 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	402 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	403
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	404 return {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	405 x : sx,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	406 y : sy
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	407 };
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	408
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	409 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	410
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	411 binSize : function(elements) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	412 var size = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	413 for (var i in elements ) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	414 size += elements[i].weight;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	415 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	416 return size;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	417 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	418
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	419 setCircleSet : function(id, binData) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	420 var circleSets = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	421 var hashMaps = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	422 var selectionHashs = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	423 for (var i = 0; i < binData.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	424 var circles = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	425 var hashMap = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	426 var selectionMap = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	427 for (var j = 0; j < this.objects.length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	428 circles.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	429 hashMap.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	430 selectionMap.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	431 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	432 var points = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	433 var max = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	434 var radius = 0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	435 var resolution = this.map.getResolutionForZoom(i);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	436 for (var j = 0; j < binData[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	437 for (var k = 0; k < binData[i][j].bin.length; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	438 var bs = this.binSize(binData[i][j].bin[k]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	439 if (bs > max) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	440 max = bs;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	441 radius = binData[i][j].r / resolution;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	442 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	443 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	444 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	445 for (var j = 0; j < binData[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	446 var bin = binData[i][j];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	447 for (var k = 0; k < bin.bin.length; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	448 if (bin.bin[k].length == 0) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	449 continue;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	450 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	451 var weight = this.binSize(bin.bin[k]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	452 var r = this.getBinRadius(weight, radius, max);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	453 var shift = this.shift(id, bin, r * resolution, bin.bin[k], i);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	454 var circle = new CircleObject(bin.x - shift.x, bin.y - shift.y, 0, 0, bin.bin[k], r, k, weight);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	455 circles[k].push(circle);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	456 for (var z = 0; z < bin.bin[k].length; z++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	457 hashMap[k][bin.bin[k][z].index] = circle;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	458 selectionMap[k][bin.bin[k][z].index] = false;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	459 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	460 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	461 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	462 circleSets.push(circles);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	463 hashMaps.push(hashMap);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	464 selectionHashs.push(selectionMap);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	465 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	466 this.binnings[id] = {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	467 circleSets : circleSets,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	468 hashMaps : hashMaps,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	469 selectionHashs : selectionHashs
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	470 };
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	471 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	472
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	473 squareBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	474
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	475 var l = 20037508.34;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	476 var area0 = l * l * 4;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	477 var binCount = this.options.binCount;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	478
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	479 var bins = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	480 var binData = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	481 for (var k = 0; k < this.zoomLevels; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	482 bins.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	483 binData.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	484 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	485
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	486 for (var i = 0; i < this.objects.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	487 for (var j = 0; j < this.objects[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	488 var o = this.objects[i][j];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	489 if (!o.isGeospatial) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	490 continue;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	491 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	492 var p = new OpenLayers.Geometry.Point(o.getLongitude(this.options.mapIndex), o.getLatitude(this.options.mapIndex), null);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	493 p.transform(this.map.displayProjection, this.map.projection);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	494 o.x = p.x;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	495 o.y = p.y;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	496 for (var k = 0; k < this.zoomLevels; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	497 var bc = binCount * Math.pow(2, k);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	498 var a = 2 * l / bc;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	499 var binX = Math.floor((p.x + l) / (2 * l) * bc);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	500 var binY = Math.floor((p.y + l) / (2 * l) * bc);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	501 if ( typeof bins[k]['' + binX] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	502 bins[k]['' + binX] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	503 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	504 if ( typeof bins[k][''+binX]['' + binY] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	505 bins[k][''+binX]['' + binY] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	506 for (var z = 0; z < this.objects.length; z++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	507 bins[k][''+binX]['' + binY].push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	508 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	509 var x = binX * a + a / 2 - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	510 var y = binY * a + a / 2 - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	511 binData[k].push({
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	512 bin : bins[k][''+binX]['' + binY],
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	513 x : x,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	514 y : y,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	515 a : a,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	516 r : a / 2
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	517 });
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	518 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	519 bins[k][''+binX][''+binY][i].push(o);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	520 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	521 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	522 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	523
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	524 this.setCircleSet('square', binData);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	525
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	526 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	527
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	528 triangularBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	529
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	530 var l = 20037508.34;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	531 var a0 = this.options.binCount;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	532 var a1 = Math.sqrt(4 * a0 * a0 / Math.sqrt(3));
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	533 var binCount = a0 / a1 * a0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	534
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	535 var bins = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	536 var binData = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	537 for (var k = 0; k < this.zoomLevels; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	538 bins.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	539 binData.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	540 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	541
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	542 for (var i = 0; i < this.objects.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	543 for (var j = 0; j < this.objects[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	544 var o = this.objects[i][j];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	545 if (!o.isGeospatial) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	546 continue;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	547 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	548 var p = new OpenLayers.Geometry.Point(o.getLongitude(this.options.mapIndex), o.getLatitude(this.options.mapIndex), null);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	549 p.transform(this.map.displayProjection, this.map.projection);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	550 o.x = p.x;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	551 o.y = p.y;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	552 for (var k = 0; k < this.zoomLevels; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	553 var x_bc = binCount * Math.pow(2, k);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	554 var y_bc = x_bc * x_bc / Math.sqrt(x_bc * x_bc - x_bc * x_bc / 4);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	555 var a = 2 * l / x_bc;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	556 var h = 2 * l / y_bc;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	557 var binY = Math.floor((p.y + l) / (2 * l) * y_bc);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	558 if ( typeof bins[k]['' + binY] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	559 bins[k]['' + binY] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	560 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	561 var triangleIndex;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	562 var partitionsX = x_bc * 2;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	563 var partition = Math.floor((p.x + l) / (2 * l) * partitionsX);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	564 var xMax = a / 2;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	565 var yMax = h;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	566 var x = p.x + l - partition * a / 2;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	567 var y = p.y + l - binY * h;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	568 if (binY % 2 == 0 && partition % 2 == 1 \|\| binY % 2 == 1 && partition % 2 == 0) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	569 if (y + yMax / xMax * x < yMax) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	570 triangleIndex = partition;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	571 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	572 triangleIndex = partition + 1;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	573 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	574 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	575 if (y > yMax / xMax * x) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	576 triangleIndex = partition;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	577 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	578 triangleIndex = partition + 1;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	579 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	580 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	581 if ( typeof bins[k][''+binY]['' + triangleIndex] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	582 bins[k][''+binY]['' + triangleIndex] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	583 for (var z = 0; z < this.objects.length; z++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	584 bins[k][''+binY]['' + triangleIndex].push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	585 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	586 var r = Math.sqrt(3) / 6 * a;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	587 var x = (triangleIndex - 1) * a / 2 + a / 2 - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	588 var y;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	589 if (binY % 2 == 0 && triangleIndex % 2 == 0 \|\| binY % 2 == 1 && triangleIndex % 2 == 1) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	590 y = binY * h + h - r - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	591 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	592 y = binY * h + r - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	593 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	594 binData[k].push({
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	595 bin : bins[k][''+binY]['' + triangleIndex],
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	596 x : x,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	597 y : y,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	598 a : a,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	599 r : r
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	600 });
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	601 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	602 bins[k][''+binY][''+triangleIndex][i].push(o);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	603 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	604 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	605 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	606
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	607 this.setCircleSet('triangular', binData);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	608
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	609 },
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	610
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	611 hexagonalBinning : function() {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	612
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	613 var l = 20037508.34;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	614 var a0 = this.options.binCount;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	615 var a2 = Math.sqrt(4 * a0 * a0 / Math.sqrt(3)) / Math.sqrt(6);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	616 var binCount = a0 / a2 * a0;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	617
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	618 var bins = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	619 var binData = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	620 for (var k = 0; k < this.zoomLevels; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	621 bins.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	622 binData.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	623 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	624
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	625 for (var i = 0; i < this.objects.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	626 for (var j = 0; j < this.objects[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	627 var o = this.objects[i][j];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	628 if (!o.isGeospatial) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	629 continue;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	630 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	631 var p = new OpenLayers.Geometry.Point(o.getLongitude(this.options.mapIndex), o.getLatitude(this.options.mapIndex), null);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	632 p.transform(this.map.displayProjection, this.map.projection);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	633 o.x = p.x;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	634 o.y = p.y;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	635 for (var k = 0; k < this.zoomLevels; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	636 var x_bc = binCount * Math.pow(2, k);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	637 var y_bc = x_bc * x_bc / Math.sqrt(x_bc * x_bc - x_bc * x_bc / 4);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	638 var a = 2 * l / x_bc;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	639 var h = 2 * l / y_bc;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	640 var binY = Math.floor((p.y + l) / (2 * l) * y_bc);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	641 if ( typeof bins[k]['' + binY] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	642 bins[k]['' + binY] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	643 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	644 var triangleIndex;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	645 var partitionsX = x_bc * 2;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	646 var partition = Math.floor((p.x + l) / (2 * l) * partitionsX);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	647 var xMax = a / 2;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	648 var yMax = h;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	649 var x = p.x + l - partition * a / 2;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	650 var y = p.y + l - binY * h;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	651 if (binY % 2 == 0 && partition % 2 == 1 \|\| binY % 2 == 1 && partition % 2 == 0) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	652 if (y + yMax / xMax * x < yMax) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	653 triangleIndex = partition;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	654 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	655 triangleIndex = partition + 1;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	656 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	657 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	658 if (y > yMax / xMax * x) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	659 triangleIndex = partition;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	660 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	661 triangleIndex = partition + 1;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	662 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	663 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	664 if ( typeof bins[k][''+binY]['' + triangleIndex] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	665 bins[k][''+binY]['' + triangleIndex] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	666 for (var z = 0; z < this.objects.length; z++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	667 bins[k][''+binY]['' + triangleIndex].push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	668 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	669 var r = Math.sqrt(3) / 6 * a;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	670 var x = (triangleIndex - 1) * a / 2 + a / 2 - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	671 var y;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	672 if (binY % 2 == 0 && triangleIndex % 2 == 0 \|\| binY % 2 == 1 && triangleIndex % 2 == 1) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	673 y = binY * h + h - r - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	674 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	675 y = binY * h + r - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	676 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	677 binData[k].push({
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	678 bin : bins[k][''+binY]['' + triangleIndex],
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	679 x : x,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	680 y : y,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	681 a : a,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	682 r : r,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	683 h : h,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	684 binX : triangleIndex,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	685 binY : binY
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	686 });
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	687 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	688 bins[k][''+binY][''+triangleIndex][i].push(o);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	689 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	690 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	691 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	692
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	693 var hexaBins = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	694 var hexaBinData = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	695 for (var k = 0; k < this.zoomLevels; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	696 hexaBins.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	697 hexaBinData.push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	698 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	699
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	700 for (var i = 0; i < binData.length; i++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	701 for (var j = 0; j < binData[i].length; j++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	702 var bin = binData[i][j];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	703 var binY = Math.floor(bin.binY / 2);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	704 var binX = Math.floor(bin.binX / 3);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	705 var x, y;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	706 var a = bin.a;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	707 var h = bin.h;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	708 if (bin.binX % 6 < 3) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	709 if ( typeof hexaBins[i]['' + binY] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	710 hexaBins[i]['' + binY] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	711 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	712 y = binY * 2 * bin.h + bin.h - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	713 x = binX * 1.5 * bin.a + a / 2 - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	714 } else {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	715 if (bin.binY % 2 == 1) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	716 binY++;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	717 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	718 if ( typeof hexaBins[i]['' + binY] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	719 hexaBins[i]['' + binY] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	720 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	721 y = binY * 2 * bin.h - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	722 x = binX * 1.5 * bin.a + a / 2 - l;
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	723 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	724 if ( typeof hexaBins[i][''+binY]['' + binX] == 'undefined') {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	725 hexaBins[i][''+binY]['' + binX] = [];
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	726 for (var z = 0; z < this.objects.length; z++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	727 hexaBins[i][''+binY]['' + binX].push([]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	728 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	729 hexaBinData[i].push({
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	730 bin : hexaBins[i][''+binY]['' + binX],
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	731 x : x,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	732 y : y,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	733 a : bin.a,
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	734 r : bin.h
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	735 });
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	736 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	737 for (var k = 0; k < bin.bin.length; k++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	738 for (var m = 0; m < bin.bin[k].length; m++) {
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	739 hexaBins[i][''+binY][''+binX][k].push(bin.bin[k][m]);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	740 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	741 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	742 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	743 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	744
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	745 this.setCircleSet('hexagonal', hexaBinData);
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	746
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	747 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	748 }
18ef6948d689 new d3s examples Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de> parents: diff changeset	749