lisn.js/dist/cjs/utils/size.cjs.map

Simply handle user gestures and actions. Includes widgets.

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Otherwise (by\n *                          default) will return `NaN` values for width and\n *                          height.\n *\n * @category Size measurements\n */\nexport const getEntryBorderBox = (\n  entry: ResizeObserverEntry,\n  fallbackToContent = false,\n): Size => {\n  const size = entry.borderBoxSize;\n\n  if (size) {\n    return getSizeFromInlineBlock(size);\n  } else if (fallbackToContent) {\n    return getEntryContentBox(entry);\n  }\n\n  return { [MC.S_WIDTH]: NaN, [MC.S_HEIGHT]: NaN };\n};\n\n/**\n * Returns true if the given string is a valid box type.\n *\n * @category Validation\n */\nexport const isValidBox = (box: string): box is Box =>\n  MH.includes(ALL_BOXES, box);\n\n/**\n * Returns true if the given string is a valid dimension.\n *\n * @category Validation\n */\nexport const isValidDimension = (dimension: string): dimension is Dimension =>\n  MH.includes(ALL_DIMENSIONS, dimension);\n\n/**\n * @ignore\n * @internal\n */\nexport const tryGetViewportOverlay = (): HTMLElement | null =>\n  viewportOverlay ?? null;\n\n/**\n * @ignore\n * @internal\n *\n * Exposed via SizeWatcher\n */\nexport const fetchViewportOverlay = async (): Promise<HTMLElement> => {\n  await init();\n\n  return viewportOverlay;\n};\n\n/**\n * @ignore\n * @internal\n */\nexport const fetchViewportSize = async (realtime = false) => {\n  if (!realtime) {\n    await waitForMeasureTime();\n  }\n\n  const root = MH.hasDOM()\n    ? (MH.getDocScrollingElement() ?? MH.getBody())\n    : null;\n\n  return {\n    [MC.S_WIDTH]: root?.clientWidth ?? 0,\n    [MC.S_HEIGHT]: root?.clientHeight ?? 0,\n  };\n};\n\n// ----------------------------------------\n\nconst S_INLINE_SIZE = \"inlineSize\";\nconst S_BLOCK_SIZE = \"blockSize\";\n\nconst ALL_BOXES: Box[] = [\"content\", \"border\"] as const;\nconst ALL_DIMENSIONS: Dimension[] = [MC.S_WIDTH, MC.S_HEIGHT] as const;\n\nconst getSizeFromInlineBlock = (\n  size: ResizeObserverSize | ReadonlyArray<ResizeObserverSize>,\n): Size => {\n  /* istanbul ignore else */\n  if (MH.isIterableObject(size)) {\n    return {\n      [MC.S_WIDTH]: size[0][S_INLINE_SIZE],\n      [MC.S_HEIGHT]: size[0][S_BLOCK_SIZE],\n    };\n  }\n  return {\n    // in some browsers inlineSize and blockSize are scalars and nor Arrays\n    [MC.S_WIDTH]: (size as { [S_INLINE_SIZE]: number })[S_INLINE_SIZE],\n    [MC.S_HEIGHT]: (size as { [S_BLOCK_SIZE]: number })[S_BLOCK_SIZE],\n  };\n};\n\n// ------------------------------\n\nlet viewportOverlay: HTMLElement;\nlet initPromise: Promise<void> | null = null;\nconst init = (): Promise<void> => {\n  if (!initPromise) {\n    initPromise = (async () => {\n      viewportOverlay = await createOverlay({\n        id: MH.prefixName(\"vp-ovrl\"),\n        style: {\n          position: \"fixed\",\n          [MC.S_WIDTH]: \"100vw\",\n          [MC.S_HEIGHT]: \"100vh\",\n        },\n      });\n    })();\n  }\n\n  return 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