From e181f04c642204e79749af93fa921875ff6c21ba Mon Sep 17 00:00:00 2001 From: baoshiwei <baoshiwei@shlanbao.cn> Date: 星期二, 20 五月 2025 10:46:35 +0800 Subject: [PATCH] refactor(qms): 重构趋势图展示逻辑 --- src/layout/components/TagsView/ScrollPane.vue | 82 ++++++++++++++++++++-------------------- 1 files changed, 41 insertions(+), 41 deletions(-) diff --git a/src/layout/components/TagsView/ScrollPane.vue b/src/layout/components/TagsView/ScrollPane.vue index b5b4b6d..3b30043 100644 --- a/src/layout/components/TagsView/ScrollPane.vue +++ b/src/layout/components/TagsView/ScrollPane.vue @@ -1,55 +1,61 @@ +<template> + <el-scrollbar ref="scrollContainerRef" :vertical="false" class="scroll-container" @wheel.prevent="handleScroll"> + <slot /> + </el-scrollbar> +</template> + <script setup lang="ts"> -import useTagsViewStore from '@/store/modules/tagsView' -import { ElScrollbar } from 'element-plus'; -import { TagView } from 'vue-router' +import { RouteLocationNormalized } from 'vue-router'; +import useTagsViewStore from '@/store/modules/tagsView'; + const tagAndTagSpacing = ref(4); -const scrollContainerRef = ref(ElScrollbar) -const scrollWrapper = computed(() => scrollContainerRef.value.$refs.wrapRef); +const scrollContainerRef = ref<ElScrollbarInstance>(); +const scrollWrapper = computed(() => scrollContainerRef.value?.$refs.wrapRef); onMounted(() => { - scrollWrapper.value.addEventListener('scroll', emitScroll, true) -}) + scrollWrapper.value?.addEventListener('scroll', emitScroll, true); +}); onBeforeUnmount(() => { - scrollWrapper.value.removeEventListener('scroll', emitScroll) -}) + scrollWrapper.value?.removeEventListener('scroll', emitScroll); +}); const handleScroll = (e: WheelEvent) => { - const eventDelta = (e as any).wheelDelta || -e.deltaY * 40 + const eventDelta = (e as any).wheelDelta || -e.deltaY * 40; const $scrollWrapper = scrollWrapper.value; - $scrollWrapper.scrollLeft = $scrollWrapper.scrollLeft + eventDelta / 4 -} -const emits = defineEmits(['scroll']) + $scrollWrapper.scrollLeft = $scrollWrapper.scrollLeft + eventDelta / 4; +}; +const emits = defineEmits(['scroll']); const emitScroll = () => { - emits('scroll') -} + emits('scroll'); +}; -const tagsViewStore = useTagsViewStore() +const tagsViewStore = useTagsViewStore(); const visitedViews = computed(() => tagsViewStore.visitedViews); -const moveToTarget = (currentTag: TagView) => { - const $container = scrollContainerRef.value.$el - const $containerWidth = $container.offsetWidth +const moveToTarget = (currentTag: RouteLocationNormalized) => { + const $container = scrollContainerRef.value?.$el; + const $containerWidth = $container.offsetWidth; const $scrollWrapper = scrollWrapper.value; - let firstTag = null - let lastTag = null + let firstTag = null; + let lastTag = null; // find first tag and last tag if (visitedViews.value.length > 0) { - firstTag = visitedViews.value[0] - lastTag = visitedViews.value[visitedViews.value.length - 1] + firstTag = visitedViews.value[0]; + lastTag = visitedViews.value[visitedViews.value.length - 1]; } if (firstTag === currentTag) { - $scrollWrapper.scrollLeft = 0 + $scrollWrapper.scrollLeft = 0; } else if (lastTag === currentTag) { - $scrollWrapper.scrollLeft = $scrollWrapper.scrollWidth - $containerWidth + $scrollWrapper.scrollLeft = $scrollWrapper.scrollWidth - $containerWidth; } else { const tagListDom: any = document.getElementsByClassName('tags-view-item'); - const currentIndex = visitedViews.value.findIndex(item => item === currentTag) - let prevTag = null - let nextTag = null + const currentIndex = visitedViews.value.findIndex((item) => item === currentTag); + let prevTag = null; + let nextTag = null; for (const k in tagListDom) { if (k !== 'length' && Object.hasOwnProperty.call(tagListDom, k)) { @@ -63,28 +69,22 @@ } // the tag's offsetLeft after of nextTag - const afterNextTagOffsetLeft = nextTag.offsetLeft + nextTag.offsetWidth + tagAndTagSpacing.value + const afterNextTagOffsetLeft = nextTag.offsetLeft + nextTag.offsetWidth + tagAndTagSpacing.value; // the tag's offsetLeft before of prevTag - const beforePrevTagOffsetLeft = prevTag.offsetLeft - tagAndTagSpacing.value + const beforePrevTagOffsetLeft = prevTag.offsetLeft - tagAndTagSpacing.value; if (afterNextTagOffsetLeft > $scrollWrapper.scrollLeft + $containerWidth) { - $scrollWrapper.scrollLeft = afterNextTagOffsetLeft - $containerWidth + $scrollWrapper.scrollLeft = afterNextTagOffsetLeft - $containerWidth; } else if (beforePrevTagOffsetLeft < $scrollWrapper.scrollLeft) { - $scrollWrapper.scrollLeft = beforePrevTagOffsetLeft + $scrollWrapper.scrollLeft = beforePrevTagOffsetLeft; } } -} +}; defineExpose({ - moveToTarget, -}) + moveToTarget +}); </script> - -<template> - <el-scrollbar ref="scrollContainerRef" :vertical="false" class="scroll-container" @wheel.prevent="handleScroll"> - <slot /> - </el-scrollbar> -</template> <style lang="scss" scoped> .scroll-container { -- Gitblit v1.9.3