Function addLayoutDamageRows

src/ink/layoutDamageRows.ts:23–35

(
  current: LayoutDamageRows | null,
  y: number,
  height: number,
)

}

export function addLayoutDamageRows(
  current: LayoutDamageRows | null,
  y: number,
  height: number,
): LayoutDamageRows | null {
  const next = normalizeRows(y, height)
  if (!next) return current
  if (!current) return next

  const top = Math.min(current.y, next.y)
  const bottom = Math.max(current.y + current.height, next.y + next.height)
  return { y: top, height: bottom - top }
}

export function addLayoutDamageRect(
  current: LayoutDamageRows | null,