CaiYuanYiTiHua/src/views/subject/index.vue

<template>
  <div class="subject">
    <div class="subject_header">
      <img class="subject_header_img" src="/subject/subject_header.png" />
      <div class="subject_header_title">
        <span>
          <img src="/subject/subject_logo.png" />
          {{ t('sys.subject.header_title') }}
        </span>
      </div>
      <div class="subject_header_adminAndLogout">
        <img src="/subject/subject_header_admin.png" />
        <span> {{ loginUser }} {{ t('sys.subject.header_admin') }}</span>
        &nbsp;&nbsp;&nbsp;&nbsp;
        <img src="/subject/subject_header_logout.png" @click="handleLoginOut()" />
        <span @click="handleLoginOut()">{{ t('sys.subject.header_logout') }}</span>
      </div>
    </div>
    <div class="subject_box">
      <div class="subject_box_btn" ref="contentArea">
        <div
          v-for="(item, index) in list"
          :key="item.id"
          :id="item.id"
          class="subject_box_btn_div"
          @click="getHome(item)"
          :style="{
            'background-image': `url(${index % 2 == 0 ? '/subject/subject_btn_1.png' : '/subject/subject_btn_2.png'})`,
            'background-size': 'cover',
            'background-repeat': 'no-repeat',
          }"
        >
          <img class="subject_box_btn_div_url" :src="getImageUrl(item.imgUrl)" />
          <span
            class="subject_box_btn_div_span"
            :style="{ height: `${28 * spanWrap + 8}px` }"
            v-html="renderedTitle(item.title)"
          />
          <img
            class="subject_box_btn_div_line"
            src="/subject/subject_line.png"
            :style="{
              top: `${14 * getWrap(item.title) - 14 * (spanWrap - 1) - 8}px`,
            }"
          />
          <div class="circle arc1" :style="{ top: `${-126 * 1 - 28 * spanWrap}px` }" />
          <div class="circle arc2" :style="{ top: `${-126 * 2 - 28 * spanWrap}px` }" />
          <div class="circle arc3" :style="{ top: `${-126 * 3 - 28 * spanWrap}px` }" />
          <div class="circle arc4" :style="{ top: `${-126 * 4 - 28 * spanWrap}px` }" />
        </div>
      </div>
      <div class="subject_box_overflow">
        <Icon
          v-if="list.length > 14"
          style="font-size: 31px"
          class="subject_box_overflow_icon1"
          icon="ant-design:up-outlined"
          @click="scrollToElement('top')"
        />
        <Icon
          v-if="list.length > 14"
          style="font-size: 31px"
          class="subject_box_overflow_icon2"
          icon="ant-design:down-outlined"
          @click="scrollToElement('bottom')"
        />
      </div>
    </div>
    <div class="subject_bottom">
      <span>
        {{ t('sys.subject.bottom_copyright') }}
        &nbsp;&nbsp;&nbsp;&nbsp; |&nbsp;&nbsp;&nbsp;&nbsp;
        {{ t('sys.subject.bottom_support') }}
        &nbsp;&nbsp;&nbsp;&nbsp; |&nbsp;&nbsp;&nbsp;&nbsp;
        {{ t('sys.subject.bottom_version') }}
      </span>
    </div>
  </div>
</template>
<script setup lang="ts">
  import { useUserStore } from '@/store/modules/user';
  import { getSpecialData } from '@/api/demo/system';
  import { onMounted, ref, nextTick } from 'vue';
  import { message } from 'ant-design-vue';
  import Icon from '@/components/Icon/Icon.vue';
  import { getAppEnvConfig } from '@/utils/env';
  import { useI18n } from '@/hooks/web/useI18n';
  import { PageEnum } from '@/enums/pageEnum';

  const { VITE_GLOB_API_URL } = getAppEnvConfig();
  const VITE_GLOB_API_URL_VAR = ref<String>(VITE_GLOB_API_URL + '/');
  const { t } = useI18n();

  const loginUser: any = ref('');
  const contentArea = ref<HTMLElement | null>(null);
  const list: any = ref([]);
  const userStore = useUserStore();
  const spanWrap = ref(1);

  async function getData() {
    const res: any = await getSpecialData();
    // 最大标题文字行数
    res?.forEach((item) => {
      if (Math.ceil(item.title.length / 6) > spanWrap.value) {
        spanWrap.value = Math.ceil(item.title.length / 6);
      }
    });
    list.value = res;
    loginUser.value = localStorage.getItem('fireUserLoginName');
    // cardRotationLoop();
  }
  // 旋转动画
  async function cardRotationLoop() {
    nextTick(() => {
      list.value.forEach((item, index) => {
        setTimeout(() => {
          const element: any = document.getElementById(item.id);
          element.classList.remove('cardRotationState');
          element.classList.add('cardRotation');
          setTimeout(() => {
            element.classList.add('cardRotationState');
          }, 5000);
          if (index == list.value.length - 1) {
            setTimeout(() => {
              cardRotationLoop();
            }, 8000);
          }
        }, index * 8000);
      });
    });
  }

  // 按键控制滚动条
  const scrollToElement = async (type) => {
    if (contentArea.value) {
      if (type == 'top' && contentArea.value.scrollTop != 0) {
        contentArea.value.scrollTop = contentArea.value.scrollTop - 344;
      }
      if (type == 'bottom' && contentArea.value.scrollTop != contentArea.value.scrollHeight) {
        contentArea.value.scrollTop = contentArea.value.scrollTop + 344;
      }
    }
  };
  // 跳转
  async function getHome(item) {
    console.log(window.innerWidth);
    if (!item.isDevelop) {
      message.warn(item.title + '系统暂未开放！');
      return;
    }
    if (item.isExternal) {
      if (item.linkOrApi) {
        window.location.href = item.linkOrApi;
      } else {
        message.warn('系统外部链接未配置！');
        return;
      }
    } else {
      if (!item.linkOrApi) {
        item.linkOrApi = PageEnum.WELCOME_HOME;
      }
      userStore.setSubject(item.id, item.logoTitle, item.linkOrApi);
    }
  }
  // 获取图片地址
  function getImageUrl(imgUrl) {
    if (imgUrl) {
      return VITE_GLOB_API_URL_VAR.value + imgUrl;
    } else {
      return '/subject/subject_default.png';
    }
  }
  // 标题换行
  function renderedTitle(name) {
    return `${name.replace(/\s/g, '<br />')}`;
  }
  // 标题的行数
  function getWrap(name) {
    return Math.ceil(name.length / 6);
  }
  // 退出系统
  function handleLoginOut() {
    userStore.confirmLoginOut();
  }

  onMounted(() => {
    getData();
  });
</script>
<style lang="less" scoped>
  .subject {
    background-image: url('/subject/subject_bg.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    background-attachment: fixed;
    width: 100%;
    height: 100%;
    -webkit-user-select: none; /* Safari */
    -moz-user-select: none; /* Firefox */
    -ms-user-select: none; /* IE/Edge */
    user-select: none;

    &_header {
      &_img {
        height: 82px;
        width: 100%;
      }

      &_title {
        position: relative;
        top: -87px;

        span {
          img {
            position: relative;
            top: 3px;
            width: 78px;
            height: 71px;
            margin-right: 10px;
          }

          display: inline-flex;
          align-items: center;
          text-align: center;
          justify-content: center;
          width: 100%;
          height: 82px;
          font-family: 068-SSZhengYaTi;
          font-weight: 400;
          font-size: 42px;
          color: #ffffff;
          font-weight: 900 !important;
          letter-spacing: 2px;
        }
      }

      &_adminAndLogout {
        position: absolute;
        right: 87px;
        top: 0px;
        height: 40px;
        display: inline-flex;
        align-items: center;

        img {
          cursor: pointer;
          width: 31px;
          height: 31px;
        }

        span {
          cursor: pointer;
          display: inline-flex;
          align-items: center;
          text-align: center;
          justify-content: center;
          height: 14px;
          font-family: Microsoft YaHei;
          font-weight: 400;
          font-size: 14px;
          color: #006cff;
          line-height: 28px;
        }
      }
    }

    &_box {
      display: flex;
      position: relative;
      top: -82px;

      &_btn {
        align-items: center;
        display: flex;
        flex-wrap: wrap;
        position: relative;
        top: 50px;
        left: 100px;
        height: 688px;
        width: calc(100vw);
        display: flex;
        overflow-x: hidden;
        overflow-y: auto;
        -ms-overflow-style: none; /* IE 和 Edge */
        scrollbar-width: none; /* Firefox */

        ::-webkit-scrollbar {
          display: none; /* Chrome, Safari, Opera */
        }

        &_div {
          flex: 0 0 auto;
          margin-right: 20px;
          margin-bottom: 20px;
          width: 225px;
          height: 325px;

          transition: all 0.3s ease;
          padding: 10px;

          // 定义旋转
          // 设置透视距离
          perspective: 1000px;
          // 添加过渡效果
          transition: transform 1s;
          // 定义旋转动画
          // animation: cardRotation 5s linear infinite;

          &:hover {
            filter: brightness(150%);
            cursor: pointer;
            box-shadow: 20px 10px 10px rgba(0, 0, 0, 0.5);

            // 定义旋转
            // 暂停动画
            animation-play-state: paused;
            // 过渡效果
            transition: transform 1s ease;
            // 立即回到正面
            transform: rotateY(0deg) !important;
          }

          &_bg {
            height: 324px;
          }

          &_url {
            position: relative;
            top: 0px;
            left: 11px;
            width: 191px;
            height: 191px;
          }

          &_span {
            display: inline-flex;
            align-items: center;
            text-align: center;
            justify-content: center;
            position: relative;
            // top: -300px;
            left: 12px;
            width: 190px;
            // 字体样式
            font-size: 28px;

            font-family: 'Microsoft YaHei';
            color: #ffffff;
            background: linear-gradient(0deg, #6da7ff 0%, #e2ebff 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
            font-weight: 900 !important;
          }

          &_line {
            position: relative;
            left: 42px;
            width: 128px;
            height: 7px;
          }
        }
      }

      &_overflow {
        position: absolute;
        top: 220px;
        right: -110px;
        height: 300px;
        width: 110px;

        &_icon1 {
          color: #006cff;
          cursor: pointer;
          position: relative;
          top: 100px;
          right: 85px;
        }

        &_icon2 {
          color: #006cff;
          cursor: pointer;
          position: relative;
          top: 200px;
          right: 115px;
        }
      }
    }

    &_bottom {
      span {
        width: 902px;
        height: 18px;
        font-family: PingFang SC;
        font-weight: 400;
        font-size: 18px;
        color: #5eb2ff;
      }
      position: absolute;
      top: 95%;
      left: calc(50% - 902px / 2);
    }
  }

  // 四条旋转的弧线
  .circle {
    transform-origin: 50% 50%;
    width: 126px;
    height: 126px;
    border-radius: 50%;
    background-color: transparent;
    border: 3px solid #276fff;
  }

  .arc1 {
    position: relative;
    // top: -142px;
    left: 108px;
    clip-path: inset(0 55% 55% 0);
    animation: rotateArc1 8s linear infinite;
  }

  .arc2 {
    position: relative;
    top: -268px;
    left: 108px;
    clip-path: inset(55% 0 0 55%);
    transform: rotate(90deg);
    animation: rotateArc2 8s linear infinite;
  }

  .arc3 {
    position: relative;
    top: -394px;
    left: 108px;
    clip-path: inset(0 55% 55% 0);
    transform: rotate(180deg);
    animation: rotateArc3 8s linear infinite;
  }

  .arc4 {
    position: relative;
    top: -520px;
    left: 108px;
    clip-path: inset(55% 0 0 55%);
    transform: rotate(270deg);
    animation: rotateArc4 8s linear infinite;
  }

  @keyframes rotateArc1 {
    0% {
      transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
      transform: translate(-50%, -50%) rotate(360deg);
    }
  }

  @keyframes rotateArc2 {
    0% {
      transform: translate(-50%, -50%) rotate(90deg);
    }
    100% {
      transform: translate(-50%, -50%) rotate(450deg);
    }
  }

  @keyframes rotateArc3 {
    0% {
      transform: translate(-50%, -50%) rotate(180deg);
    }
    100% {
      transform: translate(-50%, -50%) rotate(540deg);
    }
  }

  @keyframes rotateArc4 {
    0% {
      transform: translate(-50%, -50%) rotate(270deg);
    }
    100% {
      transform: translate(-50%, -50%) rotate(630deg);
    }
  }
  // 开启旋转动画
  .cardRotation {
    animation: cardRotation 5s linear infinite;
  }
  // 关闭旋转动画
  .cardRotationState {
    animation-play-state: paused;
    transition: transform 3s ease;
    transform: rotateY(0deg) !important;
  }
  // 定义旋转动画
  @keyframes cardRotation {
    0% {
      transform: rotateY(0deg);
    }
    100% {
      transform: rotateY(-360deg);
    }
  }
</style>