211 lines
7.5 KiB
HTML
211 lines
7.5 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Mermaid Flowchart Custom Pan Zoom Demo</title>
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<script src="https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.min.js"></script>
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bulma@0.9.4/css/bulma.min.css">
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.3/css/all.min.css">
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<style>
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#svg-container {
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width: 100%;
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height: 600px;
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border: 1px solid #dbdbdb;
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overflow: hidden;
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position: relative;
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border-radius: 4px;
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}
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#mermaid-diagram {
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width: 100%;
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height: 100%;
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position: absolute;
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top: 0;
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left: 0;
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}
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#mermaid-diagram svg {
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width: 100%;
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height: 100%;
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}
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.mermaid .node rect,
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.mermaid .node circle,
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.mermaid .node ellipse,
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.mermaid .node polygon,
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.mermaid .node path {
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stroke: #3298dc;
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stroke-width: 2px;
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fill: #ffffff;
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filter: url(#rough);
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}
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.mermaid .edgePath .path {
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stroke: #3298dc;
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stroke-width: 2px;
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filter: url(#rough);
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}
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.mermaid .label {
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font-family: BlinkMacSystemFont, -apple-system, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
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color: #4a4a4a;
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}
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.button-container {
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margin-top: 1rem;
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}
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</style>
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</head>
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<body>
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<section class="section">
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<div class="container">
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<h1 class="title">Mermaid Flowchart Demo</h1>
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<svg width="0" height="0">
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<defs>
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<filter id="rough">
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<feTurbulence type="turbulence" baseFrequency="0.02" numOctaves="3" result="noise" seed="0"/>
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<feDisplacementMap in="SourceGraphic" in2="noise" scale="2" />
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</filter>
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</defs>
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</svg>
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<div id="svg-container">
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<div id="mermaid-diagram" class="mermaid">
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flowchart TD
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A["Cloud User"] -- CHF/EUR/... --> B("CLOUD MARKET PLACE<br>Discount based on position<br>in TF Liquidity Pool.") & B2(("ThreeFold<br>Liquidity Pool"))
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B2 -- TFT or INCA --> B
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B -- TFT or INCA --> C{"Proof Of Utilization"}
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G["FARMING GRANTS<br>40m Tokens / Month"] --> I{"Proof Of Capacity<br>uptime, location, ..."}
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I --> D["ThreeFold Farmers"]
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C -- 80% --> D
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C -- 10% --> E["ThreeFold Cooperative"] & F["Validators<br>Commercial Partners"]
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</div>
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</div>
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<div class="button-container">
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<button id="zoom-in" class="button is-small is-primary">
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<span class="icon is-small">
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<i class="fas fa-search-plus"></i>
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</span>
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<span>Zoom In</span>
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</button>
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<button id="zoom-out" class="button is-small is-info">
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<span class="icon is-small">
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<i class="fas fa-search-minus"></i>
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</span>
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<span>Zoom Out</span>
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</button>
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<button id="reset" class="button is-small is-warning">
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<span class="icon is-small">
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<i class="fas fa-undo"></i>
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</span>
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<span>Reset</span>
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</button>
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</div>
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</div>
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</section>
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<script>
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mermaid.initialize({
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startOnLoad: true,
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theme: 'default',
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themeVariables: {
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primaryColor: '#3298dc',
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primaryTextColor: '#ffffff',
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primaryBorderColor: '#3298dc',
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lineColor: '#3298dc',
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secondaryColor: '#3298dc',
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tertiaryColor: '#3298dc'
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},
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flowchart: {
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curve: 'basis',
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useMaxWidth: false,
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htmlLabels: true,
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diagramPadding: 8,
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nodeSpacing: 60,
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rankSpacing: 60,
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curve: 'basis'
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}
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});
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mermaid.init(undefined, "#mermaid-diagram").then(function() {
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const container = document.getElementById('svg-container');
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const diagram = document.getElementById('mermaid-diagram');
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let scale = 1;
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let panning = false;
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let start = { x: 0, y: 0 };
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let translate = { x: 0, y: 0 };
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function setTransform() {
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diagram.style.transform = `translate(${translate.x}px, ${translate.y}px) scale(${scale})`;
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}
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container.addEventListener('mousedown', (e) => {
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panning = true;
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start = { x: e.clientX - translate.x, y: e.clientY - translate.y };
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});
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container.addEventListener('mousemove', (e) => {
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if (!panning) return;
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translate = {
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x: e.clientX - start.x,
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y: e.clientY - start.y
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};
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setTransform();
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});
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container.addEventListener('mouseup', () => {
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panning = false;
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});
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container.addEventListener('mouseleave', () => {
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panning = false;
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});
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container.addEventListener('touchstart', (e) => {
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if (e.touches.length === 1) {
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panning = true;
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start = { x: e.touches[0].clientX - translate.x, y: e.touches[0].clientY - translate.y };
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}
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});
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container.addEventListener('touchmove', (e) => {
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if (!panning || e.touches.length !== 1) return;
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translate = {
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x: e.touches[0].clientX - start.x,
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y: e.touches[0].clientY - start.y
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};
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setTransform();
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});
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container.addEventListener('touchend', () => {
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panning = false;
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});
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container.addEventListener('wheel', (e) => {
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e.preventDefault();
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const xs = (e.clientX - translate.x) / scale;
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const ys = (e.clientY - translate.y) / scale;
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const delta = -e.deltaY;
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const newScale = scale * Math.pow(1.001, delta);
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scale = Math.min(Math.max(0.1, newScale), 10);
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translate = {
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x: e.clientX - xs * scale,
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y: e.clientY - ys * scale
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};
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setTransform();
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}, { passive: false });
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document.getElementById('zoom-in').addEventListener('click', () => {
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scale *= 1.2;
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setTransform();
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});
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document.getElementById('zoom-out').addEventListener('click', () => {
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scale /= 1.2;
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setTransform();
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});
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document.getElementById('reset').addEventListener('click', () => {
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scale = 1;
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translate = { x: 0, y: 0 };
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setTransform();
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});
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});
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</script>
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</body>
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</html>
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