Method measureText

src/Document/TextPathElement.ts:308–324

(
    ctx: RenderingContext2D,
    text?: string
  )

  }

  protected override measureText(
    ctx: RenderingContext2D,
    text?: string
  ) {
    const { measuresCache } = this
    const targetText = text || this.getText()

    if (measuresCache.has(targetText)) {
      return measuresCache.get(targetText)
    }

    const measure = this.measureTargetText(ctx, targetText)

    measuresCache.set(targetText, measure)

    return measure
  }

  // This method supposes what all custom fonts already loaded.
  // If some font will be loaded after this method call, <textPath> will not be rendered correctly.