28 lines
808 B
TypeScript
28 lines
808 B
TypeScript
import type { GraphModel } from "./components/Graph";
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export function graphToDot(g: GraphModel): string {
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// Directed graph, use neato layout so we can use pos attributes
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const lines = [];
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lines.push('digraph G {');
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lines.push(' graph [splines=true, overlap=false, rankdir=LR];');
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lines.push(' node [shape=rectangle, style=filled, fillcolor="white", fontsize=12];');
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// nodes
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for (const n of g.nodes) {
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const attrs = [];
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attrs.push(`label=\"${n.label}\"`);
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attrs.push(`id=\"${n.id}\"`)
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lines.push(` \"${n.id}\" [${attrs.join(', ')}];`);
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}
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// edges
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for (const e of g.edges) {
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const attrs = [];
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attrs.push(`id=\"${e.id}\"`)
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lines.push(` \"${e.from}\" -> \"${e.to}\" [${attrs.join(', ')}];`);
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}
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// close
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lines.push('}');
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return lines.join('\n');
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} |