18 lines
670 B
JavaScript
Executable File
18 lines
670 B
JavaScript
Executable File
/**
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* 獲取元素相對於指定容器的位置
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* Get the relative position of an element within a given container
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* @param {HTMLElement} element - 目標元素 (Target element)
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* @param {HTMLElement} container - 參考容器 (Reference container)
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* @returns {Object} - { left, top, height } 位置資訊 (Position details)
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*/
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export function getRelativePosition(element, container) {
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let nodeRect = element.getBoundingClientRect()
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let containerRect = container.getBoundingClientRect()
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return {
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left: nodeRect.left - containerRect.left,
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top: nodeRect.top - containerRect.top,
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height: nodeRect.height,
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}
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}
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