diff options
Diffstat (limited to 'src/index.js')
| -rw-r--r-- | src/index.js | 150 |
1 files changed, 5 insertions, 145 deletions
diff --git a/src/index.js b/src/index.js index e23db17..c51ecd1 100644 --- a/src/index.js +++ b/src/index.js @@ -1,161 +1,21 @@ /** * No.6092 site for Charles Stankievech - * - load db.json - * - map the nodes to a graph - * - click the nodes to open them - * - some of the nodes are images, others are 3D */ -import ForceGraph3D from "3d-force-graph"; -import SpriteText from "three-spritetext"; -import { union } from "./utils/set_utils.js"; -import stars from "./utils/stars.js"; - -const colors = [ - "rgba(111,53,158,1.0)", - "rgba(220,188,253,1.0)", - "rgba(30,177,237,1.0)", - "rgba(148,206,88,1.0)", - "rgba(252,42,28,1.0)", - "rgba(255,253,56,1.0)", - "rgba(43,253,183,1.0)", - "rgba(252,76,252,1.0)", - "rgba(205,254,170,1.0)", - "rgba(254,205,195,1.0)", - "rgba(199,227,254,1.0)", - "rgba(253,191,45,1.0)", - "rgba(253,191,45,1.0)", -]; +import buildGraph from "./graph.js"; async function main() { const db = await loadDB(); - const groups = {}; - const linkable = {}; - const data = { nodes: [], links: [] }; - - console.log(db); - - /** - * load nodes and links - */ - - db.page.forEach((item, index) => { - const node = { - title: item.title, - id: index, - groups: [], - }; - data.nodes.push(node); - for (let tagIndex = 0; tagIndex < 8; tagIndex += 1) { - const group = item["tag_" + tagIndex]; - if (!group) continue; - group -= 1; - node.groups.push(group); - if (group in groups) { - groups[group].push(index); - } else { - groups[group] = [index]; - } - if (group in linkable) { - data.links.push({ - // source: choice(linkable[group]), - source: linkable[group][0], - target: index, - }); - // option: don't link to the root node more than once - // if (window.location.hash === "#dense" && linkable[group][0]) { - if (linkable[group][0]) { - linkable[group].push(index); - } else { - linkable[group] = [index]; - } - } else { - linkable[group] = [index]; - } - } - }); - - /** - * find common links - */ - - data.links.forEach((link) => { - const a = data.nodes[link.source]; - const b = data.nodes[link.target]; - - !a.links && (a.links = []); - !b.links && (b.links = []); - a.links.push(link); - b.links.push(link); - }); - - const highlightNodes = new Set(); - const highlightLinks = new Set(); - let selectedNode = null; - - /** build group */ - - let graph = ForceGraph3D(); - graph(document.querySelector("#graph")) - .graphData(data) - .nodeLabel((node) => node.title) - .nodeThreeObject((node) => { - const sprite = new SpriteText( - node.title.split(/[ :]+/).slice(0, 3).join(" ") - ); - sprite.material.depthWrite = false; // make sprite background transparent - sprite.color = colors[node.groups[0]]; // node.groups.length - 1]]; - sprite.textHeight = 4; - return sprite; - }) - // .nodeColor((node) => - // highlightNodes.has(node.id) - // ? node === selectedNode - // ? colors[commonGroups(selectedNode, node)[0]] - // : colors[commonGroups(selectedNode, node)[0]].replace("1.0", "0.8") - // : colors[commonGroups(selectedNode, node)[0]].replace("1.0", "0.6") - // ) - .linkWidth((link) => (highlightLinks.has(link) ? 4 : 1)) - .onNodeClick((node) => { - // no state change - if (!node && !highlightNodes.size) return; - - selectedNode = selectedNode === node ? null : node; - - highlightNodes.clear(); - highlightLinks.clear(); - if (node) { - node.groups.forEach((group) => - groups[group].forEach((neighbor) => highlightNodes.add(neighbor)) - ); - node.links.forEach((link) => highlightLinks.add(link)); - } - - updateHighlight(); - }); - - function updateHighlight() { - graph.nodeColor(graph.nodeColor()).linkWidth(graph.linkWidth()); + function handleClick(node) { + console.log(node); } - graph.d3Force("charge").strength(-150); - - // camera orbit - const distance = 250; - let angle = 0; - graph.cameraPosition({ - x: distance * Math.sin(angle), - z: distance * Math.cos(angle), + buildGraph(db, { + click: handleClick, }); - - stars(); } -const randint = (limit) => Math.floor(Math.random() * limit); -const choice = (list) => list[randint(list.length)]; -const commonGroups = (a, b) => union(a.groups, b.groups); - async function loadDB() { const request = await fetch("/assets/db.json"); return await request.json(); |
