Function fitText

graph-ui/src/components/NodeLabels.tsx:26–43

(
  ctx: CanvasRenderingContext2D,
  text: string,
  maxWidth: number,
)

const TEXTURE_STROKE_WIDTH = 8;

function fitText(
  ctx: CanvasRenderingContext2D,
  text: string,
  maxWidth: number,
): string {
  if (ctx.measureText(text).width <= maxWidth) return text;

  let lo = 0;
  let hi = text.length;
  while (lo < hi) {
    const mid = Math.ceil((lo + hi) / 2);
    const candidate = `${text.slice(0, mid)}...`;
    if (ctx.measureText(candidate).width <= maxWidth) lo = mid;
    else hi = mid - 1;
  }

  return `${text.slice(0, Math.max(1, lo))}...`;
}

function createLabelTexture(name: string, color: string): LabelTexture | null {
  const canvas = document.createElement("canvas");