950 lines
29 KiB
HTML
950 lines
29 KiB
HTML
<!DOCTYPE html>
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<html xmlns:xlink="http://www.w3.org/1999/xlink">
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<head>
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<title></title>
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<link href="rubenvandeven.jsonld" rel="alternate" type="application/ld+json" />
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<style type="text/css">
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body{
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margin:0;overflow: hidden;
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font-family: sans-serif;
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/* background: #fceabb;
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background: -moz-linear-gradient(-45deg, #fceabb 0%, #fccd4d 50%, #f8b500 51%, #fbdf93 100%);
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background: -webkit-linear-gradient(-45deg, #fceabb 0%,#fccd4d 50%,#f8b500 51%,#fbdf93 100%);
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background: linear-gradient(135deg, #fceabb 0%,#fccd4d 50%,#f8b500 51%,#fbdf93 100%);
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filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#fceabb', endColorstr='#fbdf93',GradientType=1 ); */
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/*background: #f7fbfc;
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background: -moz-linear-gradient(45deg, #f7fbfc 0%, #d9edf2 40%, #add9e4 100%);
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background: -webkit-linear-gradient(45deg, #f7fbfc 0%,#d9edf2 40%,#add9e4 100%);
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background: linear-gradient(45deg, #f7fbfc 0%,#d9edf2 40%,#add9e4 100%);
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filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#f7fbfc', endColorstr='#add9e4',GradientType=1 );*/
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/*background: #e2e2e2;
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background: -moz-linear-gradient(45deg, #e2e2e2 0%, #dbdbdb 50%, #d1d1d1 51%, #fefefe 100%);
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background: -webkit-linear-gradient(45deg, #e2e2e2 0%,#dbdbdb 50%,#d1d1d1 51%,#fefefe 100%);
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background: linear-gradient(45deg, #e2e2e2 0%,#dbdbdb 50%,#d1d1d1 51%,#fefefe 100%);
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filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#e2e2e2', endColorstr='#fefefe',GradientType=1 );*/
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/*background: #d2dfed;
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background: -moz-linear-gradient(45deg, #d2dfed 0%, #c8d7eb 26%, #bed0ea 51%, #a6c0e3 51%, #afc7e8 62%, #bad0ef 75%, #99b5db 88%, #799bc8 100%);
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background: -webkit-linear-gradient(45deg, #d2dfed 0%,#c8d7eb 26%,#bed0ea 51%,#a6c0e3 51%,#afc7e8 62%,#bad0ef 75%,#99b5db 88%,#799bc8 100%);
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background: linear-gradient(45deg, #d2dfed 0%,#c8d7eb 26%,#bed0ea 51%,#a6c0e3 51%,#afc7e8 62%,#bad0ef 75%,#99b5db 88%,#799bc8 100%);
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filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#d2dfed', endColorstr='#799bc8',GradientType=1 );*/
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background: #d2dfed;
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background: -moz-linear-gradient(45deg, #d2dfed 0%, #afc1d8 13%, #d5e0ef 28%, #bed0ea 51%, #a8c0dd 51%, #c0d0e5 63%, #bad0ef 75%, #a2bad8 88%, #799bc8 100%);
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background: -webkit-linear-gradient(45deg, #d2dfed 0%,#afc1d8 13%,#d5e0ef 28%,#bed0ea 51%,#a8c0dd 51%,#c0d0e5 63%,#bad0ef 75%,#a2bad8 88%,#799bc8 100%);
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background: linear-gradient(45deg, #d2dfed 0%,#afc1d8 13%,#d5e0ef 28%,#bed0ea 51%,#a8c0dd 51%,#c0d0e5 63%,#bad0ef 75%,#a2bad8 88%,#799bc8 100%);
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filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#d2dfed', endColorstr='#799bc8',GradientType=1 );
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/*-moz-animation: bgShift 5s infinite;
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background-size: 400% 400%;*/
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}
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/*@-moz-keyframes bgShift{
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0%{background-position:0% 50%}
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50%{background-position:100% 50%}
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100%{background-position:0% 50%}
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}*/
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svg{
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width:100vw;
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height: 100vh;
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cursor: dragging;
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}
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svg.dragging{
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cursor: grabbing;
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}
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g.node{
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cursor: pointer;
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stroke: blue;
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stroke-width: 0;
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transition: stroke-width .5s;
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opacity: 0;
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pointer-events: none;
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transition: opacity 1s;
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}
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g.node.visibleNode/* , g.node.ImageObject */
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{
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opacity: 1;
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pointer-events: auto;
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}
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g.node circle.highlightCircle{
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fill: none;
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}
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g.node:hover circle.highlightCircle{
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stroke-width: 2px;
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}
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g.node.centeredNode circle.highlightCircle{
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stroke-width:1px;
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stroke: green;
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stroke-dasharray: 3 2;
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}
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g.node.selectedNode circle.highlightCircle{
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color: red;
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}
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g.node.drag{
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cursor:grabbing;
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}
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.node text{
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text-anchor: start;
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}
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.relationship{
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display:none;
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}
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.relationship.visibleLink{
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display:block;
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}
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.relationship line{
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fill:none;
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stroke: #000;
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stroke-width: 2px;\;
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}
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.relationship text{
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fill:black;
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/* text-transform: lowercase; */
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font-size: 75%;
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}
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.relationship:hover line{
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/*TODO: fancy color animation*/
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stroke:red;
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}
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.relationship:hover text{
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fill:red;
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}
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.relationship.activeLink text{
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color:red;
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}
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.relationship.activeLink line{
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stroke: red;
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}
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circle.nodeBg{
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fill: white;
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/*stroke-width:.2em;*/
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fill:url(#blueGrad);
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}
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text{
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text-anchor: middle;
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}
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.drag{
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fill:#00f;
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}
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.MediaObject circle.nodeBg{
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fill:url(#orangeGrad);
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}
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/* .ImageObject circle.nodeBg{
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stroke:lightgreen;
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}*/
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.Person circle.nodeBg{
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fill:url(#redGrad);
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}
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.PublicationEvent circle.nodeBg{
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fill:url(#limeGrad);
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}
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/*.Place circle{
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stroke:darkgreen;
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}
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.Country circle{
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stroke:yellow;
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}*/
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.relationship.address line{
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/* stroke:#90F7FE; */
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}
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.relationship.location line{
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/* stroke:darkgreen; */
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}
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.relationship.contributor line{
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/* stroke:orange; */
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/* stroke-width:.4em; */
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}
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#nodeDetails{
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position: absolute;
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top: 10px;
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right: 10px;
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/* bottom: 10px; */
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width: 450px;
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background: white;
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padding: 10px;
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opacity:0;
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transition:opacity 1s;
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max-height: calc(100% - 20px);
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overflow-y: auto;
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}
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#nodeDetails.open{
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opacity:1;
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}
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#nodeDetails .nodeTitle{
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}
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#nodeDetails .nodeType{
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font-size:80%;
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text-transform: uppercase;
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color: #999;
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margin-left:10px;
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}
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#nodeDetails .nodeType:hover{
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cursor:pointer;
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color:blue;
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}
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/* #nodeDetails .nodeType::before{
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content:"(";
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}
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#nodeDetails .nodeType::after{
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content:")";
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} */
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#nodeDetails dt{
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float:left;
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width: 120px;
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font-weight:bold;
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}
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#graphControls{
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position:fixed;
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left:0;
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top:0;
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right:0;
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height:50px;
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background:white;
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}
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#graphControls ul{
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margin:0;
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padding: 0;
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}
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#graphControls li{
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list-style:none;
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display: inline-block;
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margin: 0 5px;
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cursor: pointer;
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}
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</style>
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</head>
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<body>
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<svg width="800" height="600" reserveAspectRatio="xMidYMid" viewBox="-400 -300 800 600" xmlns="http://www.w3.org/2000/svg" xmlns:xlink= "http://www.w3.org/1999/xlink">
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<defs>
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<linearGradient id="orangeGrad" gradientTransform="rotate(66 .5 .5)" objectBoundingBox="gradientUnits">
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<stop offset=".05" stop-color="#fceabb" />
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<stop offset=".5" stop-color="#fccd4d" />
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<stop offset=".51" stop-color="#f8b500" />
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<stop offset=".99" stop-color="#fbdf93" />
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</linearGradient>
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<linearGradient id="redGrad" gradientTransform="rotate(66 .5 .5)" objectBoundingBox="gradientUnits">
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<stop offset=".05" stop-color="#FCBFBB" />
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<stop offset=".5" stop-color="#FC4D51" />
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<stop offset=".51" stop-color="#F8001F" />
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<stop offset=".99" stop-color="#FB93A0" />
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</linearGradient>
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<linearGradient id="limeGrad" gradientTransform="rotate(66 .5 .5)" objectBoundingBox="gradientUnits">
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<stop offset=".05" stop-color="#FAFCBB" />
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<stop offset=".5" stop-color="#E4FC4D" />
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<stop offset=".51" stop-color="#D3F800" />
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<stop offset=".99" stop-color="#E8FB93" />
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</linearGradient>
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<linearGradient id="blueGrad" gradientTransform="rotate(66 .5 .5)" objectBoundingBox="gradientUnits">
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<stop offset=".05" stop-color="#BBDDFC" />
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<stop offset=".5" stop-color="#4DA9FC" />
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<stop offset=".51" stop-color="#008AF8" />
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<stop offset=".99" stop-color="#93C2FB" />
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</linearGradient>
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</linearGradient>
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<linearGradient id="grayGrad" gradientTransform="rotate(66 .5 .5)" objectBoundingBox="gradientUnits">
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<stop offset=".05" stop-color="hsl(208, 0%, 86%)" />
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<stop offset=".5" stop-color="hsl(208, 0%, 64%)" />
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<stop offset=".51" stop-color="hsl(206, 0%, 48%)" />
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<stop offset=".99" stop-color="hsl(212, 0%, 78%)" />
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</linearGradient>
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<marker markerHeight="4" markerWidth="4" refY="0" refX="6" viewBox="0 -3 6 6" preserveAspectRatio="none" orient="auto" id="arrowHead"><path d="M0,-3L8,0L0,3"></path></marker>
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<marker markerHeight="4" markerWidth="4" refY="0" refX="6" viewBox="0 -3 6 6" preserveAspectRatio="none" orient="auto" id="arrowHeadSelected"><path d="M0,-3L8,0L0,3" fill="red"></path></marker>
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<clipPath id="clipNodeImage">
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<circle cx="40" cy="40" r="40" />
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</clipPath>
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</defs>
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</svg>
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<div id="nodeDetails">
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</div>
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</svg>
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<div id="graphControls">
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<ul id='typeLinks'></ul>
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<ul id='relLinks'></ul>
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</div>
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<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/jsonld@0.5.21/dist/jsonld.js"></script>
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<script type="text/javascript">
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var data;
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function getTitleAttribute(node) {
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if(typeof node['name'] !== "undefined"){
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return 'name';
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}
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switch (node['type']) {
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case "WebSite":
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if(typeof node['url'] !== "undefined") {return 'url';}
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break;
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case "ImageObject":
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if(typeof node['caption'] !== "undefined") {return 'caption';}
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break;
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break;
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case "PostalAddress":
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if(typeof node['addressLocality'] !== "undefined") {return 'addressLocality';}
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break;
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}
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return 'id';
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}
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function getNodeTitle(node){
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return node[getTitleAttribute(node)];
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}
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/**
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Transform a flattened jsonld into a d3 compatible graph
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@param Object data flattened jsonld data
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@return Object graph has keys "nodes" and "links"
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*/
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function jsonLdToGraph(data){
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let nodes = {};
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let links = [];
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// collect all nodes
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for(nodeId in data){
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data[nodeId]["type"][0] = data[nodeId]["type"][0];
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nodes[data[nodeId]["id"]] = data[nodeId];
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}
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// collect all links (separate loop as we need to check nodes)
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for(nodeId in data) {
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let node = data[nodeId];
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currentId = node["id"];
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for(key in node){
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let nodeAttr = Array.isArray(node[key]) ? node[key] : [node[key]];
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// // relations should always be lists (eases assumptions)
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// if(typeof node[key] !== "Array" && typeof node[key]['id'] !== "undefined") {
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// node[key] = [node[key]];
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// }
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// every attribute is an Array after flatten(), loop them
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for(i in nodeAttr) {
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if(key !== "id" && typeof nodeAttr[i] === "string" && nodes[nodeAttr[i]]) {
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links[links.length] = {
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"source": currentId,
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"target": nodeAttr[i],
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"name": key
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};
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}
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else if(typeof nodeAttr[i]["id"] !== "undefined") {
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// if there is just one item, flatten/expand has turned urls in objects with just an id
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// reverse this, as we don't want these separate for this project
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if (Object.keys(nodeAttr[i]).length == 1 && typeof nodes[nodeAttr[i]["id"]] === "undefined") {
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// skip
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// nodeAttr = nodeAttr[i]["id"];
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} else {
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links[links.length] = {
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"source": currentId,
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"target": nodeAttr[i]["id"],
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"name": key
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};
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}
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}
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}
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}
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}
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return {
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"nodes": Object.values(nodes),
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"links": links
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};
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}
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var graph;
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var nodeMap = {};
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jsonld.flatten("http://localhost:8000/rubenvandeven.jsonld", {"@context": "https://schema.org/"},(err, flattened)=> {
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data = flattened;
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graph = jsonLdToGraph(flattened['@graph']);
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// create a map of nodes by id.
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for(let i in graph.nodes) {
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nodeMap[graph.nodes[i]['id']] = graph.nodes[i];
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}
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// console.log(graph);
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startGraph(graph);
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});
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</script>
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<script type="text/javascript" src="d3.min.js"></script>
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<script>
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function startGraph(graph){
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// config
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var nodeSize = 40;
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var selectedNodeSize = 140;
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// set some vars
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var currentNodeIdx = 0;
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var nodePositions = {};
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var types = {};
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for (nodeIdx in graph['nodes']) {
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let type = graph['nodes'][nodeIdx]["type"];
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if(typeof types[type] == 'undefined') {
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types[type] = [];
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}
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types[type][types[type].length] = nodeIdx;
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}
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var graphControlsEl = document.getElementById('graphControls');
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var typeLinksEl = document.getElementById('typeLinks');
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var relLinksEl = document.getElementById('relLinks');
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// make controls
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for (let typeName in types) {
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let typeLinkEl = document.createElement("li");
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typeLinkEl.innerHTML = typeName;
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typeLinkEl.addEventListener('click', function(){
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positionNodesInCenter(types[typeName]);
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});
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typeLinksEl.appendChild(typeLinkEl);
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}
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// make svg
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var svg = d3.select("svg"),
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width = +svg.attr("width"),
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height = +svg.attr("height");
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var simulation = d3.forceSimulation()
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.force("link", d3.forceLink().id(function(d) { return d["id"]; }).strength(.005))
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.force("charge", d3.forceManyBody()) // doesn't seem necessary?
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.force("collision", d3.forceCollide(nodeSize * 1.1)) // avoid overlapping nodes
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// .force("center", d3.forceCenter(width / 2, height / 2)) // position around center
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// .force("x", d3.forceX())
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// .force("y", d3.forceY())
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// .force("y", d3.forceY())
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;
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var link = svg.append("g")
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.attr("class", "links")
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.selectAll(".relationship")
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.data(graph['links'])
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.enter().append("g")
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.attr("class", function(d){return "relationship "+d.name;})
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;
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linkLine = link
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// .append("line");
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.append("line").attr("marker-end", "url(#arrowHead)")
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;
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linkText = link
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.append("text")
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.text(function(d){
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return d.name;
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// snake_case: return d.name.replace(/(?:^|\.?)([A-Z])/g, function (x,y){return "_" + y.toLowerCase()}).replace(/^_/, "");
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})
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;
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var node = svg.append("g")
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.attr("class", "nodes")
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.selectAll(".node")
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.data(graph.nodes)
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.enter().append("g")
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.attr("class", function(d) { return 'node ' + d['type']; })
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;
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var positionNodesInCenter = function(idxs) {
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let viewBox = svg.attr("viewBox").split(" ").map(parseFloat);
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let cx = viewBox[0] + viewBox[2]/2;
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let cy = viewBox[1] + viewBox[3]/2;
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nodePositions = {}; // reset
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if(idxs === null) {
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return;
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}
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else if(typeof idxs == "object") {
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// array or object -> each
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// calculate grid:
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let itemsX = 4;
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let itemsY = Math.ceil(idxs.length/itemsX);
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console.log(itemsX,itemsY);
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let rowDiffX = viewBox[3] * (1/(itemsX+1));
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let rowDiffY = viewBox[2] * (1/(itemsY+1));
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console.log(rowDiffX, rowDiffY);
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for (var i = 0; i < idxs.length; i++) {
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nodePositions[idxs[i]] = [
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cx - itemsX/2*rowDiffX + rowDiffX * ((i % itemsX)),
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cy - itemsY/2*rowDiffY + rowDiffY * (Math.floor(i / itemsX))
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];
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}
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}
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else{
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nodePositions[idxs] = [
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cx,
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cy
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];
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}
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node.each(function(d,nIdx,nodeEls){
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if(typeof nodePositions[nIdx] != 'undefined') {
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nodeEls[nIdx].classList.add('centeredNode');
|
|
} else {
|
|
nodeEls[nIdx].classList.remove('centeredNode');
|
|
}
|
|
});
|
|
|
|
// restart animation (they call that 'alpha' in d3 force)
|
|
simulation.alpha(1);
|
|
}
|
|
var centerByType = function(types) {
|
|
if(!Array.isArray(types)) {
|
|
types = [types];
|
|
}
|
|
let idxs = [];
|
|
for(let idx in graph.nodes) {
|
|
if(types.indexOf(graph.nodes[idx]['type']) > -1) {
|
|
idxs[idxs.length] = idx;
|
|
}
|
|
}
|
|
positionNodesInCenter(idxs.length ? idxs : null);
|
|
}
|
|
|
|
d3Selection="";
|
|
var selectedNodeTransition = d3.transition()
|
|
.duration(750)
|
|
.ease(d3.easeLinear);
|
|
|
|
var nodeDetailEl = document.getElementById("nodeDetails");
|
|
|
|
var createRelationshipEl = function(relNode) {
|
|
let el = document.createElement("dd");
|
|
el.classList.add('relLink');
|
|
let titleEl = document.createElement('span');
|
|
titleEl.innerHTML = getNodeTitle(relNode);
|
|
titleEl.classList.add('nodeTitle')
|
|
titleEl.addEventListener('click',function(e){
|
|
let idx = graph.nodes.indexOf(relNode);
|
|
selectNode(idx);
|
|
});
|
|
let typeEl = document.createElement('span');
|
|
typeEl.classList.add('nodeType')
|
|
typeEl.innerHTML = relNode['type']
|
|
typeEl.addEventListener('click',function(e){
|
|
centerByType(relNode['type']);
|
|
});
|
|
el.appendChild(titleEl);
|
|
el.appendChild(typeEl);
|
|
// el.innerHTML = `${getNodeTitle(relNode)} (${relNode['type']})`;
|
|
return el;
|
|
}
|
|
|
|
var setDetails = function(nodeDatum, nodeIdx) {
|
|
nodeDetailEl.classList.add("open");
|
|
let relUp = [];
|
|
let relDown = [];
|
|
let html = `<h2>${getNodeTitle(nodeDatum)}</h2>`;
|
|
html += "<dl>";
|
|
html += `<dt>type</dt><dd>${nodeDatum['type']}</dd>`;
|
|
for (let attr in nodeDatum) {
|
|
if([
|
|
'id','x','y','index','type','vy','vx','fx','fy','leftX','rightX'
|
|
].indexOf(attr) != -1) {
|
|
continue;
|
|
}
|
|
|
|
// approach all as array
|
|
let nodeAttr = Array.isArray(nodeDatum[attr]) ? nodeDatum[attr] : [nodeDatum[attr]];
|
|
for (let i in nodeAttr) {
|
|
// check if relationship:
|
|
if(typeof nodeAttr[i] === "string" && nodeMap[nodeAttr[i]]) {
|
|
// if(typeof relationships[attr] == "undefined") {
|
|
// relationships[attr] = [];
|
|
// }
|
|
// relationships[attr][relationships[attr].length] = nodeMap[nodeAttr[i]];
|
|
continue;
|
|
} else if(typeof nodeAttr[i]['id'] !== 'undefined') {
|
|
// if(typeof relationships[attr] == "undefined") {
|
|
// relationships[attr] = [];
|
|
// }
|
|
// relationships[attr][relationships[attr].length] = nodeMap[nodeAttr[i]['id']];
|
|
continue;
|
|
}
|
|
html += `<dt>${attr}</dt><dd>${nodeAttr[i]}</dd>`;
|
|
}
|
|
}
|
|
html += "</dl>";
|
|
|
|
html += "<h4 class='linkTitle'>links</h4>";
|
|
let relsEl = document.createElement("dl");
|
|
// collect relationships
|
|
for (var i = 0; i < graph.links.length; i++) {
|
|
let link = graph.links[i];
|
|
if(link['source']['id'] == nodeDatum['id']) {
|
|
if(typeof relDown[link['name']] == "undefined") {
|
|
relDown[link['name']] = [];
|
|
}
|
|
relDown[link['name']][relDown[link['name']].length] = link['target'];
|
|
}
|
|
if(link['target']['id'] == nodeDatum['id']) {
|
|
if(typeof relUp[link['name']] == "undefined") {
|
|
relUp[link['name']] = [];
|
|
}
|
|
relUp[link['name']][relUp[link['name']].length] = link['source'];
|
|
}
|
|
}
|
|
|
|
// relationships / links in <dl>
|
|
for(let attr in relDown) {
|
|
let attrEl = document.createElement("dt");
|
|
attrEl.innerHTML = attr;
|
|
relsEl.appendChild(attrEl);
|
|
for(let i in relDown[attr]) {
|
|
let rel = relDown[attr][i];
|
|
relsEl.appendChild(createRelationshipEl(rel));
|
|
// html += `<dd>${rel['type']}: ${rel['id']}</dd>`;
|
|
}
|
|
}
|
|
|
|
for(let attr in relUp) {
|
|
let attrEl = document.createElement("dt");
|
|
attrEl.innerHTML = attr;
|
|
relsEl.appendChild(attrEl);
|
|
for(let i in relUp[attr]) {
|
|
let rel = relUp[attr][i];
|
|
relsEl.appendChild(createRelationshipEl(rel));
|
|
// html += `<dd>${rel['type']}: ${rel['id']}</dd>`;
|
|
}
|
|
}
|
|
nodeDetailEl.innerHTML = html;
|
|
nodeDetailEl.appendChild(relsEl);
|
|
|
|
node.each(function(d,nIdx,nodeEls){
|
|
if(nIdx == nodeIdx) {
|
|
nodeEls[nIdx].classList.add('selectedNode');
|
|
} else {
|
|
nodeEls[nIdx].classList.remove('selectedNode');
|
|
}
|
|
});
|
|
};
|
|
var closeDetails = function() {
|
|
nodeDetailEl.classList.remove("open");
|
|
}
|
|
|
|
/**
|
|
* Select a node, and center it + show details
|
|
* @param int idx The index of the node in the graph.nodes array
|
|
* @param Element|null nodeEl Optional, provide node element, so loop doesn't have to be used to change the Element
|
|
* @return void
|
|
*/
|
|
var selectNode = function(idx){
|
|
let nodeEl = null;
|
|
let nodeDatum = null;
|
|
node.each(function(d,nIdx,nodeEls){
|
|
if(nIdx == idx) {
|
|
nodeEl = nodeEls[idx];
|
|
nodeDatum = d;
|
|
}
|
|
});
|
|
if(!nodeEl) {
|
|
return;
|
|
}
|
|
|
|
// set global var
|
|
positionNodesInCenter(idx);
|
|
|
|
/* DISABLED: Make selected nodes bigger
|
|
// update collision: the selected node should get plenty of space.
|
|
simulation.force("collision").radius(function(d, idx){
|
|
if(typeof nodePositions[idx] != 'undefined'){
|
|
return selectedNodeSize * 1.2;
|
|
}
|
|
return nodeSize * 1.1;
|
|
});
|
|
node.each(function(d, idx, nodeEls){
|
|
let nodeEl = nodeEls[idx];
|
|
let nodeD3 = d3.select(nodeEl);
|
|
let circleD3 = nodeD3.select('circle');
|
|
|
|
if(typeof nodePositions[idx] !== 'undefined') {
|
|
circleD3.transition(selectedNodeTransition).attr('r', selectedNodeSize);
|
|
// nodeEl.getElementsByTagName("circle")[0].attributes.r.value = selectedNodeSize;
|
|
} else {
|
|
circleD3.transition(selectedNodeTransition).attr('r', nodeSize);
|
|
// nodeEl.getElementsByTagName("circle")[0].attributes.r.value = nodeSize;
|
|
}
|
|
});
|
|
*/
|
|
link.each(function(d,idx,linkEls,q){
|
|
if(d.source == nodeDatum || d.target == nodeDatum) {
|
|
linkEls[idx].classList.add('activeLink','visibleLink');
|
|
linkEls[idx].getElementsByTagName("line")[0].setAttribute("marker-end", "url(#arrowHeadSelected)");
|
|
node.filter(function(e){
|
|
return e.id == d.source.id || e.id == d.target.id; //connected nodes
|
|
}).classed('visibleNode', true);
|
|
} else {
|
|
linkEls[idx].classList.remove('activeLink');
|
|
linkEls[idx].getElementsByTagName("line")[0].setAttribute("marker-end", "url(#arrowHead)");
|
|
}
|
|
});
|
|
|
|
setDetails(nodeDatum ,idx);
|
|
}
|
|
var deselectNode = function() {
|
|
positionNodesInCenter(null);
|
|
link.each(function(d,idx,linkEls,q){
|
|
linkEls[idx].classList.remove('activeLink');
|
|
linkEls[idx].getElementsByTagName("line")[0].setAttribute("marker-end", "url(#arrowHead)")
|
|
});
|
|
closeDetails();
|
|
}
|
|
|
|
simulation.force('centerActive', function force(alpha) {
|
|
// let currentNode = node.selectAll('.detail');
|
|
// console.log(currentNode);
|
|
node.each(function(d, idx, nodes){
|
|
if(typeof nodePositions[idx] != 'undefined') {
|
|
let n = d;
|
|
let k = alpha * 0.1;
|
|
n.vx -= (n.x - nodePositions[idx][0]) * k * 5;
|
|
n.vy -= (n.y - nodePositions[idx][1]) * k * 5;
|
|
}
|
|
});
|
|
});
|
|
|
|
//path to curve the tile
|
|
nodePath = node.append("path")
|
|
.attr("id", function(d,idx){return "nodePath"+idx;})
|
|
.attr("d", function(){
|
|
var r = nodeSize * 0.9;
|
|
var startX = nodeSize;
|
|
// M cx cy
|
|
// m -r, 0
|
|
// a r,r 0 1,0 (r * 2),0
|
|
// a r,r 0 1,0 -(r * 2),0
|
|
// return 'M' + nodeSize/2 + ' ' + nodeSize/2 + ' ' +
|
|
return 'M' + 0 + ' ' + 0 + ' ' +
|
|
'm -' + r + ', 0'+' ' +
|
|
'a ' + r +','+r+' 0 1,0 '+ (r*2) +',0 '+
|
|
'a ' + r +','+r+' 0 1,0 -'+ (r*2) +',0'
|
|
;
|
|
// return 'm' + startX + ',' + nodeSize + ' ' +
|
|
// 'a' + r + ',' + r + ' 0 0 0 ' + (2*r) + ',0';
|
|
})
|
|
;
|
|
|
|
node.call(d3.drag()
|
|
.on("start", dragstarted)
|
|
.on("drag", dragged)
|
|
.on("end", dragended))
|
|
.on("click", function(d, idx, nodes){
|
|
let node = nodes[idx];
|
|
if(typeof nodePositions[idx] == 'undefined') {
|
|
selectNode(idx, node, d);
|
|
} else {
|
|
node.parentNode.classList.toggle('detail');
|
|
}
|
|
});
|
|
|
|
svg.call(d3.drag()
|
|
.on("start", function(){
|
|
svg.node().classList.add("dragging");
|
|
})
|
|
.on("drag", function(){
|
|
moveViewboxPx(d3.event.dx, d3.event.dy);
|
|
})
|
|
.on("end", function(){
|
|
svg.node().classList.remove("dragging");
|
|
}));
|
|
|
|
node.append('circle')
|
|
.attr("r", nodeSize)
|
|
.attr("class", "nodeBg")
|
|
;
|
|
node.append('circle')
|
|
.attr("r", nodeSize * 1.08) // nodeSize + margin
|
|
.attr("class", "highlightCircle")
|
|
;
|
|
|
|
node.append('text')
|
|
.append("textPath")
|
|
.attr( "xlink:href",function(d, idx){return '#nodePath'+idx;})
|
|
.text(getNodeTitle);
|
|
|
|
node.each(function(d) {
|
|
if(!d.contentUrl) {
|
|
return;
|
|
}
|
|
d3.select(this).append('svg:image')
|
|
.attr("xlink:href", d.contentUrl)
|
|
.attr("width", nodeSize*2)
|
|
.attr("height", nodeSize*2)
|
|
.attr("transform","translate(-"+nodeSize+" -"+nodeSize+")")
|
|
.attr("clip-path","url(#clipNodeImage)")
|
|
.attr("preserveAspectRatio","xMidYMid slice")
|
|
;
|
|
});
|
|
|
|
// node.append("title")
|
|
// .text(function(d) { return d.id; });
|
|
|
|
simulation
|
|
.nodes(graph.nodes)
|
|
.on("tick", ticked);
|
|
|
|
simulation.force("link")
|
|
.links(graph.links)
|
|
.distance(function(l){
|
|
switch (l.name) {
|
|
case 'publishedAt':
|
|
return 400;
|
|
case 'image':
|
|
return 100;
|
|
default:
|
|
return 200;
|
|
}
|
|
}) // distance between the nodes / link length
|
|
// .charge(-100)
|
|
;
|
|
|
|
// run on each draw
|
|
function ticked() {
|
|
graph.nodes.forEach(function (d, idx) {
|
|
d.leftX = d.rightX = d.x;
|
|
|
|
// fix first node on center
|
|
// if(idx === 0) {
|
|
// d.fx = width/2;
|
|
// d.fy = height/2;
|
|
// return;
|
|
// }
|
|
});
|
|
|
|
linkLine.each(function (d) {
|
|
var sourceX, targetX, midX, dy, dy, angle;
|
|
|
|
// This mess makes the arrows exactly perfect.
|
|
// thanks to http://bl.ocks.org/curran/9b73eb564c1c8a3d8f3ab207de364bf4
|
|
if( d.source.rightX < d.target.leftX ){
|
|
sourceX = d.source.rightX;
|
|
targetX = d.target.leftX;
|
|
} else if( d.target.rightX < d.source.leftX ){
|
|
targetX = d.target.rightX;
|
|
sourceX = d.source.leftX;
|
|
} else if (d.target.isCircle) {
|
|
targetX = sourceX = d.target.x;
|
|
} else if (d.source.isCircle) {
|
|
targetX = sourceX = d.source.x;
|
|
} else {
|
|
midX = (d.source.x + d.target.x) / 2;
|
|
if(midX > d.target.rightX){
|
|
midX = d.target.rightX;
|
|
} else if(midX > d.source.rightX){
|
|
midX = d.source.rightX;
|
|
} else if(midX < d.target.leftX){
|
|
midX = d.target.leftX;
|
|
} else if(midX < d.source.leftX){
|
|
midX = d.source.leftX;
|
|
}
|
|
targetX = sourceX = midX;
|
|
}
|
|
|
|
dx = targetX - sourceX;
|
|
dy = d.target.y - d.source.y;
|
|
angle = Math.atan2(dx, dy);
|
|
|
|
/* DISABLED
|
|
srcSize = (typeof nodePositions[d.source.index] != 'undefined') ? selectedNodeSize : nodeSize;
|
|
tgtSize = (typeof nodePositions[d.target.index] != 'undefined') ? selectedNodeSize : nodeSize;
|
|
*/
|
|
srcSize = nodeSize;
|
|
tgtSize = nodeSize;
|
|
|
|
// Compute the line endpoint such that the arrow
|
|
// is touching the edge of the node rectangle perfectly.
|
|
d.sourceX = sourceX + Math.sin(angle) * srcSize;
|
|
d.targetX = targetX - Math.sin(angle) * tgtSize;
|
|
d.sourceY = d.source.y + Math.cos(angle) * srcSize;
|
|
d.targetY = d.target.y - Math.cos(angle) * tgtSize;
|
|
})
|
|
.attr("x1", function(d) { return d.sourceX; })
|
|
.attr("y1", function(d) { return d.sourceY; })
|
|
.attr("x2", function(d) { return d.targetX; })
|
|
.attr("y2", function(d) { return d.targetY; });
|
|
linkText.attr("transform", function(d){
|
|
let dx = (d.target.x - d.source.x) /2;
|
|
let dy = (d.target.y - d.source.y) /2;
|
|
let x = d.source.x + dx;
|
|
let y = d.source.y + dy;
|
|
let deg = Math.atan(dy / dx) * 180 / Math.PI;
|
|
return "translate("+x+" "+y+") rotate("+deg+") translate(0, -10)";
|
|
});
|
|
// linkPath.attr("d", function(d) {
|
|
// var x1 = d.source.x,
|
|
// y1 = d.source.y,
|
|
// x2 = d.target.x,
|
|
// y2 = d.target.y,
|
|
// dx = x2 - x1,
|
|
// dy = y2 - y1,
|
|
// dr = Math.sqrt(dx * dx + dy * dy),
|
|
|
|
// // Defaults for normal edge.
|
|
// drx = dr,
|
|
// dry = dr,
|
|
// xRotation = 0, // degrees
|
|
// largeArc = 0, // 1 or 0
|
|
// sweep = 1; // 1 or 0
|
|
|
|
// // Self edge.
|
|
// if ( x1 === x2 && y1 === y2 ) {
|
|
// // Fiddle with this angle to get loop oriented.
|
|
// xRotation = -45;
|
|
|
|
// // Needs to be 1.
|
|
// largeArc = 1;
|
|
|
|
// // Change sweep to change orientation of loop.
|
|
// //sweep = 0;
|
|
|
|
// // Make drx and dry different to get an ellipse
|
|
// // instead of a circle.
|
|
// drx = 30;
|
|
// dry = 20;
|
|
|
|
// // For whatever reason the arc collapses to a point if the beginning
|
|
// // and ending points of the arc are the same, so kludge it.
|
|
// x2 = x2 + 1;
|
|
// y2 = y2 + 1;
|
|
// }
|
|
|
|
// return "M" + x1 + "," + y1 + "A" + drx + "," + dry + " " + xRotation + "," + largeArc + "," + sweep + " " + x2 + "," + y2;
|
|
// });
|
|
|
|
node.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; });
|
|
}
|
|
|
|
function dragstarted(d,idx,nodes) {
|
|
if (!d3.event.active) simulation.alphaTarget(0.3).restart();
|
|
let nodeEl = nodes[idx];
|
|
d.fx = d.x;
|
|
d.fy = d.y;
|
|
// nodeEl.style.fill = '#00f';
|
|
nodeEl.classList.add('drag');
|
|
}
|
|
|
|
// use to validate drag
|
|
// function validate(x, a, b) {
|
|
// if (x =< a) return a;
|
|
// return b;
|
|
// }
|
|
|
|
function dragged(d, idx) {
|
|
d.fx = d3.event.x;
|
|
d.fy = d3.event.y;
|
|
}
|
|
|
|
function dragended(d, idx, nodes) {
|
|
if (!d3.event.active) simulation.alphaTarget(0);
|
|
let nodeEl = nodes[idx];
|
|
d.fx = null;
|
|
d.fy = null;
|
|
nodeEl.classList.remove('drag');
|
|
}
|
|
|
|
function moveViewboxPx(dx, dy){
|
|
let viewBox = svg.attr("viewBox").split(" ").map(parseFloat);
|
|
viewBox[0] -= dx * 1;
|
|
viewBox[1] -= dy * 1;
|
|
svg.attr("viewBox", viewBox.join(" "));
|
|
}
|
|
|
|
// start by selecting the first node :-)
|
|
// selectNode(currentNodeIdx+1);
|
|
selectNode(currentNodeIdx);
|
|
}
|
|
</script>
|
|
</body>
|
|
</html>
|