865 lines
28 KiB
JavaScript
865 lines
28 KiB
JavaScript
var labelType, useGradients, nativeTextSupport, animate;
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(function() {
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var ua = navigator.userAgent,
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iStuff = ua.match(/iPhone/i) || ua.match(/iPad/i),
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typeOfCanvas = typeof HTMLCanvasElement,
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nativeCanvasSupport = (typeOfCanvas == 'object' || typeOfCanvas == 'function'),
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textSupport = nativeCanvasSupport
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&& (typeof document.createElement('canvas').getContext('2d').fillText == 'function');
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//I'm setting this based on the fact that ExCanvas provides text support for IE
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//and that as of today iPhone/iPad current text support is lame
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labelType = (!nativeCanvasSupport || (textSupport && !iStuff))? 'Native' : 'HTML';
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nativeTextSupport = labelType == 'Native';
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useGradients = nativeCanvasSupport;
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animate = !(iStuff || !nativeCanvasSupport);
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})();
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var Log = {
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elem: false,
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write: function(text){
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if (!this.elem)
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this.elem = document.getElementById('log');
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this.elem.innerHTML = text;
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this.elem.style.left = (500 - this.elem.offsetWidth / 2) + 'px';
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}
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};
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function init(){
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//init data
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var json = {
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id: "node02",
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name: "0.2",
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data: {},
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children: [{
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id: "node13",
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name: "1.3",
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data: {},
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children: [{
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id: "node24",
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name: "2.4",
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data: {},
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children: [{
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id: "node35",
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name: "3.5",
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data: {},
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children: [{
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id: "node46",
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name: "4.6",
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data: {},
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children: []
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}]
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}, {
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id: "node37",
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name: "3.7",
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data: {},
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children: [{
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id: "node48",
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name: "4.8",
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data: {},
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children: []
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}, {
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id: "node49",
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name: "4.9",
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data: {},
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children: []
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}, {
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id: "node410",
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name: "4.10",
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data: {},
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children: []
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}, {
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id: "node411",
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name: "4.11",
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data: {},
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children: []
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}]
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}, {
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id: "node312",
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name: "3.12",
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data: {},
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children: [{
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id: "node413",
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name: "4.13",
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data: {},
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children: []
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}]
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}, {
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id: "node314",
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name: "3.14",
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data: {},
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children: [{
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id: "node415",
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name: "4.15",
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data: {},
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children: []
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}, {
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id: "node416",
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name: "4.16",
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data: {},
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children: []
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}, {
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id: "node417",
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name: "4.17",
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data: {},
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children: []
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}, {
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id: "node418",
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name: "4.18",
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data: {},
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children: []
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}]
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}, {
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id: "node319",
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name: "3.19",
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data: {},
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children: [{
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id: "node420",
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name: "4.20",
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data: {},
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children: []
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}, {
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id: "node421",
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name: "4.21",
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data: {},
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children: []
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}]
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}]
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}, {
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id: "node222",
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name: "2.22",
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data: {},
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children: [{
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id: "node323",
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name: "3.23",
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data: {},
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children: [{
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id: "node424",
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name: "4.24",
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data: {},
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children: []
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}]
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}]
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}]
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}, {
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id: "node125",
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name: "1.25",
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data: {},
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children: [{
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id: "node226",
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name: "2.26",
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data: {},
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children: [{
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id: "node327",
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name: "3.27",
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data: {},
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children: [{
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id: "node428",
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name: "4.28",
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data: {},
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children: []
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}, {
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id: "node429",
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name: "4.29",
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data: {},
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children: []
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}]
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}, {
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id: "node330",
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name: "3.30",
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data: {},
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children: [{
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id: "node431",
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name: "4.31",
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data: {},
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children: []
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}]
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}, {
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id: "node332",
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name: "3.32",
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data: {},
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children: [{
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id: "node433",
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name: "4.33",
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data: {},
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children: []
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}, {
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id: "node434",
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name: "4.34",
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data: {},
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children: []
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}, {
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id: "node435",
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name: "4.35",
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data: {},
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children: []
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}, {
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id: "node436",
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name: "4.36",
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data: {},
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children: []
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}]
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}]
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}, {
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id: "node237",
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name: "2.37",
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data: {},
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children: [{
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id: "node338",
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name: "3.38",
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data: {},
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children: [{
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id: "node439",
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name: "4.39",
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data: {},
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children: []
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}, {
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id: "node440",
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name: "4.40",
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data: {},
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children: []
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}, {
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id: "node441",
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name: "4.41",
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data: {},
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children: []
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}]
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}, {
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id: "node342",
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name: "3.42",
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data: {},
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children: [{
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id: "node443",
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name: "4.43",
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data: {},
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children: []
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}]
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}, {
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id: "node344",
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name: "3.44",
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data: {},
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children: [{
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id: "node445",
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name: "4.45",
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data: {},
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children: []
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}, {
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id: "node446",
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name: "4.46",
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data: {},
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children: []
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}, {
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id: "node447",
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name: "4.47",
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data: {},
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children: []
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}]
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}, {
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id: "node348",
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name: "3.48",
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data: {},
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children: [{
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id: "node449",
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name: "4.49",
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data: {},
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children: []
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}, {
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id: "node450",
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name: "4.50",
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data: {},
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children: []
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}, {
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id: "node451",
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name: "4.51",
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data: {},
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children: []
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}, {
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id: "node452",
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name: "4.52",
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data: {},
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children: []
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}, {
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id: "node453",
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name: "4.53",
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data: {},
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children: []
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}]
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}, {
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id: "node354",
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name: "3.54",
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data: {},
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children: [{
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id: "node455",
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name: "4.55",
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data: {},
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children: []
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}, {
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id: "node456",
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name: "4.56",
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data: {},
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children: []
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}, {
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id: "node457",
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name: "4.57",
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data: {},
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children: []
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}]
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}]
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}, {
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id: "node258",
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name: "2.58",
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data: {},
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children: [{
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id: "node359",
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name: "3.59",
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data: {},
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children: [{
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id: "node460",
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name: "4.60",
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data: {},
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children: []
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}, {
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id: "node461",
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name: "4.61",
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data: {},
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children: []
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}, {
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id: "node462",
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name: "4.62",
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data: {},
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children: []
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}, {
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id: "node463",
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name: "4.63",
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data: {},
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children: []
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}, {
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id: "node464",
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name: "4.64",
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data: {},
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children: []
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}]
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}]
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}]
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}, {
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id: "node165",
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name: "1.65",
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data: {},
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children: [{
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id: "node266",
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name: "2.66",
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data: {},
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children: [{
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id: "node367",
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name: "3.67",
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data: {},
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children: [{
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id: "node468",
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name: "4.68",
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data: {},
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children: []
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}, {
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id: "node469",
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name: "4.69",
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data: {},
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children: []
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}, {
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id: "node470",
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name: "4.70",
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data: {},
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children: []
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}, {
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id: "node471",
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name: "4.71",
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data: {},
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children: []
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}]
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}, {
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id: "node372",
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name: "3.72",
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data: {},
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children: [{
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id: "node473",
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name: "4.73",
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data: {},
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children: []
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}, {
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id: "node474",
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name: "4.74",
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data: {},
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children: []
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}, {
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id: "node475",
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name: "4.75",
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data: {},
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children: []
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}, {
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id: "node476",
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name: "4.76",
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data: {},
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children: []
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}]
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}, {
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id: "node377",
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name: "3.77",
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data: {},
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children: [{
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id: "node478",
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name: "4.78",
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data: {},
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children: []
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}, {
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id: "node479",
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name: "4.79",
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data: {},
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children: []
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}]
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}, {
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id: "node380",
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name: "3.80",
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data: {},
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children: [{
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id: "node481",
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name: "4.81",
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data: {},
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children: []
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}, {
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id: "node482",
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name: "4.82",
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data: {},
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children: []
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}]
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}]
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}, {
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id: "node283",
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name: "2.83",
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data: {},
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children: [{
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id: "node384",
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name: "3.84",
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data: {},
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children: [{
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id: "node485",
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name: "4.85",
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data: {},
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children: []
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}]
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}, {
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id: "node386",
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name: "3.86",
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data: {},
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children: [{
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id: "node487",
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name: "4.87",
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data: {},
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children: []
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}, {
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id: "node488",
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name: "4.88",
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data: {},
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children: []
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}, {
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id: "node489",
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name: "4.89",
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data: {},
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children: []
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}, {
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id: "node490",
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name: "4.90",
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data: {},
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children: []
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}, {
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id: "node491",
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name: "4.91",
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data: {},
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children: []
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}]
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}, {
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id: "node392",
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name: "3.92",
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data: {},
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children: [{
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id: "node493",
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name: "4.93",
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data: {},
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children: []
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}, {
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id: "node494",
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name: "4.94",
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data: {},
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children: []
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}, {
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id: "node495",
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name: "4.95",
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data: {},
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children: []
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}, {
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id: "node496",
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name: "4.96",
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data: {},
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children: []
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}]
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}, {
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id: "node397",
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name: "3.97",
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data: {},
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children: [{
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id: "node498",
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name: "4.98",
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data: {},
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children: []
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}]
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}, {
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id: "node399",
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name: "3.99",
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data: {},
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children: [{
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id: "node4100",
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name: "4.100",
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data: {},
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children: []
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}, {
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id: "node4101",
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name: "4.101",
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data: {},
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children: []
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}, {
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id: "node4102",
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name: "4.102",
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data: {},
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children: []
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}, {
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id: "node4103",
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name: "4.103",
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data: {},
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children: []
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}]
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}]
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}, {
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id: "node2104",
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name: "2.104",
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data: {},
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children: [{
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id: "node3105",
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name: "3.105",
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data: {},
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children: [{
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id: "node4106",
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name: "4.106",
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data: {},
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children: []
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}, {
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id: "node4107",
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name: "4.107",
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data: {},
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children: []
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}, {
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id: "node4108",
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name: "4.108",
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data: {},
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children: []
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}]
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}]
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}, {
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id: "node2109",
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name: "2.109",
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data: {},
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children: [{
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id: "node3110",
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name: "3.110",
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data: {},
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children: [{
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id: "node4111",
|
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name: "4.111",
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data: {},
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children: []
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}, {
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id: "node4112",
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name: "4.112",
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data: {},
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children: []
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}]
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}, {
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id: "node3113",
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name: "3.113",
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data: {},
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children: [{
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id: "node4114",
|
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name: "4.114",
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data: {},
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children: []
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}, {
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id: "node4115",
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name: "4.115",
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data: {},
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children: []
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}, {
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id: "node4116",
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name: "4.116",
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data: {},
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children: []
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}]
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}, {
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id: "node3117",
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name: "3.117",
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data: {},
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children: [{
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id: "node4118",
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name: "4.118",
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data: {},
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children: []
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}, {
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id: "node4119",
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name: "4.119",
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data: {},
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children: []
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}, {
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id: "node4120",
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name: "4.120",
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data: {},
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children: []
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}, {
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id: "node4121",
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name: "4.121",
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data: {},
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children: []
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}]
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}, {
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id: "node3122",
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name: "3.122",
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data: {},
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children: [{
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id: "node4123",
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name: "4.123",
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data: {},
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children: []
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}, {
|
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id: "node4124",
|
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name: "4.124",
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data: {},
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children: []
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}]
|
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}]
|
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}, {
|
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id: "node2125",
|
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name: "2.125",
|
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data: {},
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children: [{
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id: "node3126",
|
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name: "3.126",
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data: {},
|
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children: [{
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id: "node4127",
|
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name: "4.127",
|
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data: {},
|
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children: []
|
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}, {
|
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id: "node4128",
|
|
name: "4.128",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4129",
|
|
name: "4.129",
|
|
data: {},
|
|
children: []
|
|
}]
|
|
}]
|
|
}]
|
|
}, {
|
|
id: "node1130",
|
|
name: "1.130",
|
|
data: {},
|
|
children: [{
|
|
id: "node2131",
|
|
name: "2.131",
|
|
data: {},
|
|
children: [{
|
|
id: "node3132",
|
|
name: "3.132",
|
|
data: {},
|
|
children: [{
|
|
id: "node4133",
|
|
name: "4.133",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4134",
|
|
name: "4.134",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4135",
|
|
name: "4.135",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4136",
|
|
name: "4.136",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4137",
|
|
name: "4.137",
|
|
data: {},
|
|
children: []
|
|
}]
|
|
}]
|
|
}, {
|
|
id: "node2138",
|
|
name: "2.138",
|
|
data: {},
|
|
children: [{
|
|
id: "node3139",
|
|
name: "3.139",
|
|
data: {},
|
|
children: [{
|
|
id: "node4140",
|
|
name: "4.140",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4141",
|
|
name: "4.141",
|
|
data: {},
|
|
children: []
|
|
}]
|
|
}, {
|
|
id: "node3142",
|
|
name: "3.142",
|
|
data: {},
|
|
children: [{
|
|
id: "node4143",
|
|
name: "4.143",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4144",
|
|
name: "4.144",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4145",
|
|
name: "4.145",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4146",
|
|
name: "4.146",
|
|
data: {},
|
|
children: []
|
|
}, {
|
|
id: "node4147",
|
|
name: "4.147",
|
|
data: {},
|
|
children: []
|
|
}]
|
|
}]
|
|
}]
|
|
}]
|
|
};
|
|
var subtree = json.children.pop();
|
|
//end
|
|
var removing = false;
|
|
//init Spacetree
|
|
//Create a new ST instance
|
|
var st = new $jit.ST({
|
|
'injectInto': 'infovis',
|
|
//add styles/shapes/colors
|
|
//to nodes and edges
|
|
|
|
//set overridable=true if you want
|
|
//to set styles for nodes individually
|
|
Node: {
|
|
overridable: true,
|
|
width: 60,
|
|
height: 20,
|
|
color: '#ccc'
|
|
},
|
|
//change the animation/transition effect
|
|
transition: $jit.Trans.Quart.easeOut,
|
|
|
|
onBeforeCompute: function(node){
|
|
Log.write("loading " + node.name);
|
|
},
|
|
|
|
onAfterCompute: function(node){
|
|
Log.write("done");
|
|
},
|
|
|
|
//This method is triggered on label
|
|
//creation. This means that for each node
|
|
//this method is triggered only once.
|
|
//This method is useful for adding event
|
|
//handlers to each node label.
|
|
onCreateLabel: function(label, node){
|
|
//add some styles to the node label
|
|
var style = label.style;
|
|
label.id = node.id;
|
|
style.color = '#333';
|
|
style.fontSize = '0.8em';
|
|
style.textAlign = 'center';
|
|
style.width = "60px";
|
|
style.height = "20px";
|
|
label.innerHTML = node.name;
|
|
//Delete the specified subtree
|
|
//when clicking on a label.
|
|
//Only apply this method for nodes
|
|
//in the first level of the tree.
|
|
if(node._depth == 1) {
|
|
style.cursor = 'pointer';
|
|
label.onclick = function() {
|
|
if(!removing) {
|
|
removing = true;
|
|
Log.write("removing subtree...");
|
|
//remove the subtree
|
|
st.removeSubtree(label.id, true, 'animate', {
|
|
hideLabels: false,
|
|
onAfterCompute: function() {
|
|
removing = false;
|
|
Log.write("subtree removed");
|
|
}
|
|
});
|
|
}
|
|
}
|
|
};
|
|
},
|
|
//This method is triggered right before plotting a node.
|
|
//This method is useful for adding style
|
|
//to a node before it's being rendered.
|
|
onBeforePlotNode: function(node) {
|
|
if (node._depth == 1) {
|
|
node.data.$color = '#f77';
|
|
}
|
|
}
|
|
});
|
|
//load json data
|
|
st.loadJSON(json);
|
|
//compute node positions and layout
|
|
st.compute();
|
|
//optional: make a translation of the tree
|
|
st.geom.translate(new $jit.Complex(-200, 0), "current");
|
|
//Emulate a click on the root node.
|
|
st.onClick(st.root);
|
|
//end
|
|
|
|
//init handler
|
|
//Add an event handler to the add button for
|
|
//adding a subtree.
|
|
var animate = document.getElementById('animate');
|
|
var addButton = document.getElementById('addSubtree');
|
|
addButton.onclick = function() {
|
|
var type = animate.checked? "animate" : "replot";
|
|
subtree.id = "node02";
|
|
Log.write("adding subtree...");
|
|
//add the subtree
|
|
st.addSubtree(subtree, type, {
|
|
hideLabels: false,
|
|
onAfterCompute: function() {
|
|
Log.write("subtree added");
|
|
}
|
|
});
|
|
};
|
|
//end
|
|
}
|