mirror of
https://github.com/nagisa77/OpenIsle.git
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548 lines
14 KiB
Vue
548 lines
14 KiB
Vue
<template>
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<div class="tooltip-wrapper" ref="wrapperRef">
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<!-- 触发器 -->
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<div
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class="tooltip-trigger"
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:tabindex="focusable ? 0 : -1"
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:aria-describedby="visible ? ariaId : undefined"
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@mouseenter="onTriggerMouseEnter"
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@mouseleave="onTriggerMouseLeave"
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@click="onTriggerClick"
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@focus="onTriggerFocus"
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@blur="onTriggerBlur"
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>
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<slot />
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</div>
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<!-- 提示内容（Teleport 到 body） -->
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<Teleport to="body" v-if="mounted">
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<Transition name="tooltip-fade">
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<div
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v-show="visible"
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:id="ariaId"
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ref="tooltipRef"
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class="tooltip-content"
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:class="[
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`tooltip-${currentPlacement}`,
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dark ? 'tooltip-dark' : 'tooltip-light',
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props.trigger === 'hover' ? 'tooltip-noninteractive' : '',
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]"
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:style="tooltipInlineStyle"
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role="tooltip"
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>
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<div class="tooltip-inner">
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<slot name="content">
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{{ content }}
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</slot>
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</div>
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<!-- 箭头 -->
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<div
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class="tooltip-arrow"
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:class="`tooltip-arrow-${currentPlacement}`"
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:style="arrowStyle"
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></div>
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</div>
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</Transition>
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</Teleport>
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</div>
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</template>
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<script setup lang="ts">
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import {
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ref,
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computed,
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onMounted,
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onBeforeUnmount,
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nextTick,
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watch,
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defineProps,
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defineEmits,
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defineOptions,
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useId,
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} from 'vue'
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defineOptions({ name: 'Tooltip' })
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type Trigger = 'hover' | 'click' | 'focus' | 'manual'
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type Placement = 'top' | 'bottom' | 'left' | 'right'
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const props = defineProps({
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content: { type: String, default: '' },
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trigger: {
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type: String as () => Trigger,
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default: 'hover',
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validator: (v: string) => ['hover', 'click', 'focus', 'manual'].includes(v),
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},
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placement: {
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type: String as () => Placement,
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default: 'top',
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validator: (v: string) => ['top', 'bottom', 'left', 'right'].includes(v),
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},
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dark: { type: Boolean, default: false },
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delay: { type: Number, default: 100 },
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disabled: { type: Boolean, default: false },
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focusable: { type: Boolean, default: true },
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offset: { type: Number, default: 8 },
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maxWidth: { type: [String, Number], default: '200px' },
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/** 隐藏延时（毫秒），hover 离开后等待一点点以防抖 */
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hideDelay: { type: Number, default: 80 },
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})
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const emit = defineEmits<{
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(e: 'show'): void
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(e: 'hide'): void
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}>()
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const wrapperRef = ref<HTMLElement | null>(null)
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const tooltipRef = ref<HTMLElement | null>(null)
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const visible = ref(false)
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const currentPlacement = ref<Placement>(props.placement)
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const ariaId = ref(`tooltip-${useId()}`)
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const mounted = ref(false)
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let showTimer: number | null = null
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let hideTimer: number | null = null
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let ro: ResizeObserver | null = null
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let rafId: number | null = null
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const maxWidthValue = computed(() => {
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return typeof props.maxWidth === 'number' ? `${props.maxWidth}px` : props.maxWidth
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})
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const tooltipTransform = ref('translate3d(-9999px, -9999px, 0)')
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const tooltipInlineStyle = computed(() => ({
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position: 'fixed',
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top: '0px',
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left: '0px',
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zIndex: 2000,
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maxWidth: maxWidthValue.value,
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transform: tooltipTransform.value,
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}))
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const arrowStyle = ref<Record<string, string>>({})
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const clearTimers = () => {
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if (showTimer) {
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window.clearTimeout(showTimer)
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showTimer = null
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}
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if (hideTimer) {
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window.clearTimeout(hideTimer)
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hideTimer = null
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}
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}
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const show = async () => {
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if (props.disabled) return
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clearTimers()
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showTimer = window.setTimeout(async () => {
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visible.value = true
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emit('show')
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await nextTick()
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updatePosition()
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}, props.delay)
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}
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const hide = () => {
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clearTimers()
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hideTimer = window.setTimeout(() => {
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visible.value = false
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emit('hide')
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}, props.hideDelay)
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}
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const showImmediately = async () => {
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if (props.disabled) return
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clearTimers()
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visible.value = true
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emit('show')
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await nextTick()
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updatePosition()
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}
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const hideImmediately = () => {
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clearTimers()
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visible.value = false
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emit('hide')
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}
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// 触发器事件
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const onTriggerMouseEnter = () => {
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if (props.trigger === 'hover') show()
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}
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const onTriggerMouseLeave = () => {
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// 关键修改：hover 模式下，离开触发区即开始隐藏计时，不再保持可交互
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if (props.trigger === 'hover') hide()
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}
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const onTriggerClick = () => {
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if (props.trigger !== 'click') return
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visible.value ? hideImmediately() : showImmediately()
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}
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const onTriggerFocus = () => {
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if (props.trigger === 'focus') showImmediately()
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}
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const onTriggerBlur = () => {
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if (props.trigger === 'focus') hideImmediately()
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}
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// 点击外部关闭（只对 click 模式）
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const onClickOutside = (e: MouseEvent) => {
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if (props.trigger !== 'click') return
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const w = wrapperRef.value
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const t = tooltipRef.value
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const target = e.target as Node
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if (w && !w.contains(target) && t && !t.contains(target)) {
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hideImmediately()
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}
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}
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// 定位算法
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function clamp(n: number, min: number, max: number) {
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return Math.max(min, Math.min(max, n))
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}
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function computeBasePosition(
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placement: Placement,
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triggerRect: DOMRect,
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tooltipRect: DOMRect,
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offset: number,
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) {
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const centerX = triggerRect.left + triggerRect.width / 2
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const centerY = triggerRect.top + triggerRect.height / 2
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switch (placement) {
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case 'top':
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return {
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top: triggerRect.top - tooltipRect.height - offset,
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left: centerX - tooltipRect.width / 2,
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}
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case 'bottom':
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return {
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top: triggerRect.bottom + offset,
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left: centerX - tooltipRect.width / 2,
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}
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case 'left':
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return {
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top: centerY - tooltipRect.height / 2,
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left: triggerRect.left - tooltipRect.width - offset,
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}
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case 'right':
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return {
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top: centerY - tooltipRect.height / 2,
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left: triggerRect.right + offset,
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}
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}
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}
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function positionWithSmartFlip(
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preferred: Placement,
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triggerRect: DOMRect,
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tooltipRect: DOMRect,
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offset: number,
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) {
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const padding = 8
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const vw = window.innerWidth
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const vh = window.innerHeight
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let placement: Placement = preferred
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let { top, left } = computeBasePosition(placement, triggerRect, tooltipRect, offset)!
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const outTop = top < padding
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const outBottom = top + tooltipRect.height > vh - padding
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const outLeft = left < padding
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const outRight = left + tooltipRect.width > vw - padding
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if (
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placement === 'top' &&
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outTop &&
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triggerRect.bottom + offset + tooltipRect.height <= vh - padding
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) {
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placement = 'bottom'
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;({ top, left } = computeBasePosition(placement, triggerRect, tooltipRect, offset)!)
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} else if (
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placement === 'bottom' &&
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outBottom &&
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triggerRect.top - offset - tooltipRect.height >= padding
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) {
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placement = 'top'
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;({ top, left } = computeBasePosition(placement, triggerRect, tooltipRect, offset)!)
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} else if (
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placement === 'left' &&
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outLeft &&
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triggerRect.right + offset + tooltipRect.width <= vw - padding
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) {
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placement = 'right'
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;({ top, left } = computeBasePosition(placement, triggerRect, tooltipRect, offset)!)
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} else if (
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placement === 'right' &&
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outRight &&
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triggerRect.left - offset - tooltipRect.width >= padding
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) {
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placement = 'left'
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;({ top, left } = computeBasePosition(placement, triggerRect, tooltipRect, offset)!)
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}
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top = clamp(top, padding, vh - tooltipRect.height - padding)
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left = clamp(left, padding, vw - tooltipRect.width - padding)
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const triggerCenterX = triggerRect.left + triggerRect.width / 2
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const triggerCenterY = triggerRect.top + triggerRect.height / 2
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const arrowLeft = clamp(triggerCenterX - left, 10, tooltipRect.width - 10)
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const arrowTop = clamp(triggerCenterY - top, 10, tooltipRect.height - 10)
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return { placement, top, left, arrowLeft, arrowTop }
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}
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const updatePosition = () => {
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if (!wrapperRef.value || !tooltipRef.value || !visible.value) return
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if (rafId) cancelAnimationFrame(rafId)
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rafId = requestAnimationFrame(() => {
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const triggerEl = wrapperRef.value!.querySelector('.tooltip-trigger') as HTMLElement | null
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const tooltipEl = tooltipRef.value!
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if (!triggerEl) return
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const triggerRect = triggerEl.getBoundingClientRect()
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const tooltipRect = tooltipEl.getBoundingClientRect()
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const { placement, top, left, arrowLeft, arrowTop } = positionWithSmartFlip(
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props.placement,
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triggerRect,
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tooltipRect,
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props.offset,
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)
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currentPlacement.value = placement
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tooltipTransform.value = `translate3d(${Math.round(left)}px, ${Math.round(top)}px, 0)`
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if (placement === 'top' || placement === 'bottom') {
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arrowStyle.value = { '--arrow-left': `${Math.round(arrowLeft)}px` } as any
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} else {
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arrowStyle.value = { '--arrow-top': `${Math.round(arrowTop)}px` } as any
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}
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})
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}
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const onEnvChanged = () => {
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if (visible.value) updatePosition()
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}
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watch(
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() => props.disabled,
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(v) => {
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if (v && visible.value) hideImmediately()
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},
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)
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watch(
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() => props.placement,
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() => {
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if (visible.value) nextTick(updatePosition)
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},
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)
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watch(visible, (v) => {
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if (!mounted.value) return
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if (v) {
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if ('ResizeObserver' in window && !ro) {
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ro = new ResizeObserver(() => updatePosition())
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if (tooltipRef.value) ro.observe(tooltipRef.value)
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const triggerEl = wrapperRef.value?.querySelector('.tooltip-trigger') as HTMLElement | null
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if (triggerEl) ro.observe(triggerEl)
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}
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updatePosition()
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} else {
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if (ro) {
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ro.disconnect()
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ro = null
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}
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}
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})
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onMounted(() => {
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mounted.value = true
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window.addEventListener('resize', onEnvChanged, { passive: true })
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window.addEventListener('scroll', onEnvChanged, { passive: true, capture: true })
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document.addEventListener('click', onClickOutside, true)
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})
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onBeforeUnmount(() => {
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clearTimers()
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if (rafId) cancelAnimationFrame(rafId)
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if (ro) {
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ro.disconnect()
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ro = null
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}
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document.removeEventListener('click', onClickOutside, true)
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window.removeEventListener('resize', onEnvChanged)
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window.removeEventListener('scroll', onEnvChanged, true)
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})
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// 暴露给父组件（manual 可用）
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defineExpose({ show: showImmediately, hide: hideImmediately, updatePosition })
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</script>
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<style scoped>
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.tooltip-wrapper {
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position: relative;
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display: inline-block;
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}
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.tooltip-trigger {
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display: inline-block;
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outline: none;
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}
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.tooltip-trigger:focus-visible {
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outline: 2px solid var(--primary-color);
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outline-offset: 2px;
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border-radius: 4px;
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}
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.tooltip-content {
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will-change: transform;
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pointer-events: auto; /* 默认允许交互（click/focus 模式） */
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}
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.tooltip-noninteractive {
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/* hover 模式下禁用指针事件，避免移入浮层导致保持显示 */
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pointer-events: none;
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}
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.tooltip-inner {
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padding: 8px 12px;
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border-radius: 6px;
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font-size: 14px;
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line-height: 1.4;
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word-wrap: break-word;
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border: 1px solid transparent;
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box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
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}
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/* 主题 */
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.tooltip-light .tooltip-inner {
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background-color: var(--background-color);
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color: var(--text-color);
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border-color: var(--normal-border-color);
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}
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.tooltip-dark .tooltip-inner {
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background-color: rgba(0, 0, 0, 0.9);
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color: #fff;
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}
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/* 箭头（用 CSS 变量控制偏移） */
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.tooltip-arrow {
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position: absolute;
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width: 0;
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height: 0;
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border-style: solid;
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}
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/* 顶部 */
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.tooltip-top .tooltip-arrow-top {
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bottom: -6px;
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left: var(--arrow-left, 50%);
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transform: translateX(-50%);
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border-width: 6px 6px 0 6px;
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}
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.tooltip-light.tooltip-top .tooltip-arrow-top {
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border-color: var(--normal-border-color) transparent transparent transparent;
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}
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.tooltip-light.tooltip-top .tooltip-arrow-top::after {
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content: '';
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position: absolute;
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top: -7px;
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left: -6px;
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border-width: 6px 6px 0 6px;
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border-style: solid;
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border-color: var(--background-color) transparent transparent transparent;
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}
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.tooltip-dark.tooltip-top .tooltip-arrow-top {
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border-color: rgba(0, 0, 0, 0.9) transparent transparent transparent;
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}
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/* 底部 */
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.tooltip-bottom .tooltip-arrow-bottom {
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top: -6px;
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left: var(--arrow-left, 50%);
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transform: translateX(-50%);
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border-width: 0 6px 6px 6px;
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}
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.tooltip-light.tooltip-bottom .tooltip-arrow-bottom {
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border-color: transparent transparent var(--normal-border-color) transparent;
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}
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.tooltip-light.tooltip-bottom .tooltip-arrow-bottom::after {
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content: '';
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position: absolute;
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top: 1px;
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left: -6px;
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border-width: 0 6px 6px 6px;
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border-style: solid;
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border-color: transparent transparent var(--background-color) transparent;
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}
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.tooltip-dark.tooltip-bottom .tooltip-arrow-bottom {
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border-color: transparent transparent rgba(0, 0, 0, 0.9) transparent;
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}
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/* 左侧 */
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.tooltip-left .tooltip-arrow-left {
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right: -6px;
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top: var(--arrow-top, 50%);
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transform: translateY(-50%);
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border-width: 6px 0 6px 6px;
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}
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.tooltip-light.tooltip-left .tooltip-arrow-left {
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border-color: transparent transparent transparent var(--normal-border-color);
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}
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.tooltip-light.tooltip-left .tooltip-arrow-left::after {
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content: '';
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position: absolute;
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top: -6px;
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left: -7px;
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border-width: 6px 0 6px 6px;
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border-style: solid;
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border-color: transparent transparent transparent var(--background-color);
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}
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.tooltip-dark.tooltip-left .tooltip-arrow-left {
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border-color: transparent transparent transparent rgba(0, 0, 0, 0.9);
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}
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/* 右侧 */
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.tooltip-right .tooltip-arrow-right {
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left: -6px;
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top: var(--arrow-top, 50%);
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transform: translateY(-50%);
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border-width: 6px 6px 6px 0;
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}
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.tooltip-light.tooltip-right .tooltip-arrow-right {
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border-color: transparent var(--normal-border-color) transparent transparent;
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}
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.tooltip-light.tooltip-right .tooltip-arrow-right::after {
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content: '';
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position: absolute;
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top: -6px;
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left: 1px;
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border-width: 6px 6px 6px 0;
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border-style: solid;
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border-color: transparent var(--background-color) transparent transparent;
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}
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.tooltip-dark.tooltip-right .tooltip-arrow-right {
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border-color: transparent rgba(0, 0, 0, 0.9) transparent transparent;
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}
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/* 过渡动画 */
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.tooltip-fade-enter-active,
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.tooltip-fade-leave-active {
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transition:
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opacity 0.18s ease,
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transform 0.18s ease;
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}
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.tooltip-fade-enter-from,
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.tooltip-fade-leave-to {
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opacity: 0;
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transform: translate3d(0, 4px, 0) scale(0.98);
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}
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/* 响应式微调 */
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@media (max-width: 768px) {
|
||
.tooltip-inner {
|
||
padding: 6px 10px;
|
||
font-size: 13px;
|
||
max-width: 250px;
|
||
}
|
||
}
|
||
</style>
|