141 lines
4.5 KiB
Vue
141 lines
4.5 KiB
Vue
<script setup lang="ts">
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import { onBeforeUnmount, onMounted, ref } from 'vue'
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import gsap from 'gsap'
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import { ScrollTrigger } from 'gsap/ScrollTrigger'
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gsap.registerPlugin(ScrollTrigger)
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// 导航菜单数据配置
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const navItems = [
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{ name: 'Home', path: '/' },
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{ name: 'Studio', path: '/studio' },
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{ name: 'Work', path: '/work' },
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{ name: 'News', path: '/news' },
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{ name: 'Contact', path: '/contact' }
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]
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const topHeaderRef = ref<HTMLElement | null>(null)
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const bottomHeaderRef = ref<HTMLElement | null>(null)
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let topHeaderTween: gsap.core.Tween | null = null
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let bottomHeaderScrollTrigger: ReturnType<typeof ScrollTrigger.create> | null = null
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let isBottomHeaderVisible = false
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const setBottomHeaderVisible = (visible: boolean) => {
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if (!bottomHeaderRef.value || isBottomHeaderVisible === visible) {
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return
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}
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isBottomHeaderVisible = visible
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gsap.to(bottomHeaderRef.value, {
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yPercent: visible ? 0 : 140,
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autoAlpha: visible ? 1 : 0,
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duration: 0.35,
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ease: 'power2.out',
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overwrite: 'auto',
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})
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}
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onMounted(() => {
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// 底部导航默认藏在视口下方，只有滚动到深处并向上滚时才出现。
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gsap.set(bottomHeaderRef.value, {
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yPercent: 140,
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autoAlpha: 0,
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})
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// 顶部导航在页面刚开始滚动的前 200px 内逐渐上移并隐藏。
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topHeaderTween = gsap.to(topHeaderRef.value, {
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yPercent: -140,
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autoAlpha: 0,
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ease: 'none',
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scrollTrigger: {
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start: 0,
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end: 200,
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scrub: true,
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},
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})
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bottomHeaderScrollTrigger = ScrollTrigger.create({
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start: 0,
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end: 'max',
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onUpdate: (self) => {
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const scrollY = self.scroll()
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// 深度超过 2500px 后向上滚，显示未来用于深层内容的底部导航。
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if (scrollY > 2500 && self.direction === -1) {
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setBottomHeaderVisible(true)
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return
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}
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// 回到 2300px 以内，或继续向下滚时，底部导航收回。
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if (scrollY <= 2300 || self.direction === 1) {
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setBottomHeaderVisible(false)
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}
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},
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})
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ScrollTrigger.refresh()
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})
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onBeforeUnmount(() => {
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topHeaderTween?.scrollTrigger?.kill()
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topHeaderTween?.kill()
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bottomHeaderScrollTrigger?.kill()
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topHeaderTween = null
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bottomHeaderScrollTrigger = null
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isBottomHeaderVisible = false
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gsap.killTweensOf([topHeaderRef.value, bottomHeaderRef.value])
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})
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</script>
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<template>
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<header
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ref="topHeaderRef"
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class="site-header-top fixed left-0 right-0 top-0 z-50 mx-auto flex h-[70px] w-page-container max-w-[calc(100%-2rem)] items-center justify-between px-4 py-5"
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>
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<!-- 左侧：Logo 和 标题 -->
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<div class="flex items-center gap-3">
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<div class="logo-icon flex h-8 w-8 items-center justify-center rounded-full bg-black text-white">
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<!-- 简单的极简风格 SVG Logo -->
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<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" class="h-5 w-5">
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<circle cx="12" cy="12" r="10" />
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<path d="M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z" />
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<path d="M2 12h20" />
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</svg>
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</div>
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<div class="flex flex-col justify-center">
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<span class="text-sm font-bold leading-none tracking-wider text-black">北极新一</span>
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<span class="mt-1 text-[10px] leading-none text-gray-500">ArcticNewOne</span>
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</div>
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</div>
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<!-- 中间：导航链接 -->
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<nav class="hidden md:flex items-center gap-8">
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<a
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v-for="item in navItems"
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:key="item.name"
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:href="item.path"
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class="group relative flex items-center text-sm font-medium text-black"
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>
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<span class="absolute -left-3 h-1.5 w-1.5 rounded-full bg-black opacity-0 transition-all duration-300 group-hover:opacity-100"></span>
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<span class="transition-transform duration-300 group-hover:translate-x-2">{{ item.name }}</span>
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</a>
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</nav>
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<!-- 右侧：菜单图标 (使用 div 绘制) -->
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<div class="menu-icon group flex h-8 w-8 cursor-pointer flex-col items-end justify-center gap-[6px]">
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<div class="h-[2px] w-6 bg-black transition-all duration-300 group-hover:translate-y-[1px]"></div>
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<div class="h-[2px] w-6 bg-black transition-all duration-300 group-hover:-translate-y-[1px]"></div>
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</div>
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</header>
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<header
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ref="bottomHeaderRef"
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class="fixed bottom-0 left-0 right-0 z-50 mx-auto h-[70px] w-page-container max-w-[calc(100%-2rem)] bg-blue-200 px-4 py-5"
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style="visibility: hidden; opacity: 0;"
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>
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<nav>Bottom Navigation</nav>
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</header>
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</template>
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