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<!DOCTYPE html> | ||
<html lang="en"> | ||
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<head> | ||
<meta charset="UTF-8"> | ||
<meta name="viewport" content="width=device-width, initial-scale=1.0"> | ||
<title>AQA Specification</title> | ||
<link rel="stylesheet" src="/style.css"> | ||
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<!-- FAVICON --> | ||
<link rel="icon" type="image/png" href="/assets/favicon.png"> | ||
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<!-- BOOTSTRAP STYLES --> | ||
<link href="/node_modules/bootstrap/dist/css/bootstrap.min.css" rel="stylesheet"> | ||
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet"> | ||
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<!-- BOOTSTRAP SCRIPTS--> | ||
<script src="/node_modules/bootstrap/dist/js/bootstrap.min.js"></script> | ||
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js"></script> | ||
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<!-- BOOTSTRAP ICONS --> | ||
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/font/bootstrap-icons.min.css"> | ||
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<style> | ||
#diagramWrapper { | ||
width: 100%; | ||
height: 100vh; | ||
transform: scale(2); | ||
} | ||
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#diagram { | ||
width: 100%; | ||
height: 100%; | ||
} | ||
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body { | ||
overflow: hidden; | ||
} | ||
</style> | ||
</head> | ||
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<body class="bg-darker"> | ||
<div id="diagramWrapper"> | ||
<svg id="diagram"></svg> | ||
</div> | ||
<div class="d-flex sidebar-wrapper" id="wrapper"></div> | ||
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<script src="/sidebar.js"></script> | ||
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<script src="https://d3js.org/d3.v7.min.js"></script> | ||
<script> | ||
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async function fetchJSON() { | ||
return await (await fetch('aqa.json')).json(); | ||
} | ||
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document.addEventListener('DOMContentLoaded', () => { | ||
fetchJSON().then(data => { | ||
const svgRef = document.getElementById('diagram'); | ||
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let visibleNodes = new Set(['AQA']); | ||
data.children.forEach(child => visibleNodes.add(child.name)); | ||
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const width = Math.max(document.documentElement.clientWidth || 0, window.innerWidth || 0); | ||
const height = Math.max(document.documentElement.clientHeight || 0, window.innerHeight || 0); | ||
const radius = Math.min(width, height) / 2; | ||
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const svg = d3.select(svgRef) | ||
.attr('width', width) | ||
.attr('height', height) | ||
.append('g') | ||
.attr('transform', `translate(${width / 2},${height / 2})`); | ||
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const root = d3.hierarchy(data); | ||
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const tree = d3.tree() | ||
.size([2 * Math.PI, radius - 100]) | ||
.separation(() => 1); | ||
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tree(root); | ||
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const links = root.links(); | ||
const nodes = root.descendants(); | ||
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svg.selectAll('line') | ||
.data(links) | ||
.enter() | ||
.append('line') | ||
.attr('x1', d => project(d.source.x, d.source.y)[0]) | ||
.attr('y1', d => project(d.source.x, d.source.y)[1]) | ||
.attr('x2', d => project(d.target.x, d.target.y)[0]) | ||
.attr('y2', d => project(d.target.x, d.target.y)[1]) | ||
.attr('stroke', '#ddd') | ||
.attr('stroke-width', 0.5); | ||
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const node = svg.selectAll('g.node') | ||
.data(nodes) | ||
.enter() | ||
.append('g') | ||
.attr('class', 'node') | ||
.attr('transform', d => `translate(${project(d.x, d.y)})`) | ||
.attr('cursor', 'pointer') | ||
.on('click', (event, d) => { | ||
setFocusedNode(d); | ||
updateVisibleNodes(d); | ||
const [x, y] = project(d.x, d.y); | ||
svg.transition() | ||
.duration(750) | ||
.attr('transform', `translate(${width / 2 - x},${height / 2 - y})`); | ||
}); | ||
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const text = node.append('text') | ||
.attr('dy', '0.31em') | ||
.text(d => d.data.name) | ||
.style('text-anchor', 'middle') | ||
.style('visibility', d => (visibleNodes.has(d.data.name) || d.depth === 0) ? 'visible' : 'hidden') | ||
.style('fill', 'white'); | ||
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text.each(function (d) { | ||
d.bbox = this.getBBox(); | ||
}); | ||
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const padding = 18; | ||
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node.insert('rect', 'text') | ||
.attr('x', d => -d.bbox.width / 2 - (padding / 2)) | ||
.attr('y', d => -d.bbox.height / 2 - (padding / 2)) | ||
.attr('height', d => d.bbox.height + padding) | ||
.attr('width', d => d.bbox.width + padding) | ||
.attr('rx', 5) | ||
.attr('ry', 5) | ||
.attr('fill', 'white') | ||
.style('visibility', d => (visibleNodes.has(d.data.name) || d.depth === 0) ? 'visible' : 'hidden'); | ||
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function project(x, y) { | ||
const angle = x - Math.PI / 2; | ||
return [Math.cos(angle) * y, Math.sin(angle) * y]; | ||
} | ||
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function setFocusedNode(node) { | ||
focusedNode = node; | ||
} | ||
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function updateVisibleNodes(node) { | ||
const newVisibleNodes = new Set(['AQA']); | ||
root.children.forEach(subject => newVisibleNodes.add(subject.data.name)); | ||
if (node.depth === 2) { | ||
root.children.forEach(subject => { | ||
subject.children.forEach(unit => { | ||
if (unit === node) { | ||
unit.children.forEach(topic => newVisibleNodes.add(topic.data.name)); | ||
} | ||
}); | ||
}); | ||
} else if (node.depth === 1) { | ||
node.children.forEach(unit => newVisibleNodes.add(unit.data.name)); | ||
} | ||
let parent = node; | ||
while (parent) { | ||
newVisibleNodes.add(parent.data.name); | ||
parent = parent.parent; | ||
} | ||
visibleNodes = newVisibleNodes; | ||
updateNodeVisibility(); | ||
} | ||
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function updateNodeVisibility() { | ||
node.selectAll('text') | ||
.style('visibility', d => (visibleNodes.has(d.data.name) || d.depth === 0) ? 'visible' : 'hidden'); | ||
node.selectAll('rect') | ||
.style('visibility', d => (visibleNodes.has(d.data.name) || d.depth === 0) ? 'visible' : 'hidden'); | ||
} | ||
}) | ||
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}); | ||
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</script> | ||
</body> | ||
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</html> |
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