element-plus/es/components/carousel/src/main.mjs.map

A Component Library for Vue 3

{"version":3,"file":"main.mjs","sources":["../../../../../../packages/components/carousel/src/main.vue"],"sourcesContent":["<template>\n  <div\n    ref=\"root\"\n    :class=\"carouselClasses\"\n    @mouseenter.stop=\"handleMouseEnter\"\n    @mouseleave.stop=\"handleMouseLeave\"\n  >\n    <div :class=\"ns.e('container')\" :style=\"{ height: height }\">\n      <transition v-if=\"arrowDisplay\" name=\"carousel-arrow-left\">\n        <button\n          v-show=\"\n            (arrow === 'always' || data.hover) &&\n            (props.loop || data.activeIndex > 0)\n          \"\n          type=\"button\"\n          :class=\"[ns.e('arrow'), ns.em('arrow', 'left')]\"\n          @mouseenter=\"handleButtonEnter('left')\"\n          @mouseleave=\"handleButtonLeave\"\n          @click.stop=\"throttledArrowClick(data.activeIndex - 1)\"\n        >\n          <el-icon>\n            <arrow-left />\n          </el-icon>\n        </button>\n      </transition>\n      <transition v-if=\"arrowDisplay\" name=\"carousel-arrow-right\">\n        <button\n          v-show=\"\n            (arrow === 'always' || data.hover) &&\n            (props.loop || data.activeIndex < items.length - 1)\n          \"\n          type=\"button\"\n          :class=\"[ns.e('arrow'), ns.em('arrow', 'right')]\"\n          @mouseenter=\"handleButtonEnter('right')\"\n          @mouseleave=\"handleButtonLeave\"\n          @click.stop=\"throttledArrowClick(data.activeIndex + 1)\"\n        >\n          <el-icon>\n            <arrow-right />\n          </el-icon>\n        </button>\n      </transition>\n      <slot></slot>\n    </div>\n    <ul v-if=\"indicatorPosition !== 'none'\" :class=\"indicatorsClasses\">\n      <li\n        v-for=\"(item, index) in items\"\n        :key=\"index\"\n        :class=\"[\n          ns.e('indicator'),\n          ns.em('indicator', direction),\n          ns.is('active', index === data.activeIndex),\n        ]\"\n        @mouseenter=\"throttledIndicatorHover(index)\"\n        @click.stop=\"handleIndicatorClick(index)\"\n      >\n        <button :class=\"ns.e('button')\">\n          <span v-if=\"hasLabel\">{{ item.label }}</span>\n        </button>\n      </li>\n    </ul>\n  </div>\n</template>\n\n<script lang=\"ts\">\nimport {\n  defineComponent,\n  reactive,\n  computed,\n  ref,\n  provide,\n  onMounted,\n  onBeforeUnmount,\n  watch,\n  nextTick,\n} from 'vue'\nimport { throttle } from 'lodash-unified'\nimport {\n  addResizeListener,\n  removeResizeListener,\n  debugWarn,\n} from '@element-plus/utils'\nimport { ElIcon } from '@element-plus/components/icon'\nimport { ArrowLeft, ArrowRight } from '@element-plus/icons-vue'\nimport { useNamespace } from '@element-plus/hooks'\n\nimport type {\n  ICarouselProps,\n  CarouselItem,\n  InjectCarouselScope,\n} from './carousel'\n\nexport default defineComponent({\n  name: 'ElCarousel',\n  components: {\n    ElIcon,\n    ArrowLeft,\n    ArrowRight,\n  },\n  props: {\n    initialIndex: {\n      type: Number,\n      default: 0,\n    },\n    height: { type: String, default: '' },\n    trigger: {\n      type: String,\n      default: 'hover',\n    },\n    autoplay: {\n      type: Boolean,\n      default: true,\n    },\n    interval: {\n      type: Number,\n      default: 3000,\n    },\n    indicatorPosition: { type: String, default: '' },\n    indicator: {\n      type: Boolean,\n      default: true,\n    },\n    arrow: {\n      type: String,\n      default: 'hover',\n    },\n    type: { type: String, default: '' },\n    loop: {\n      type: Boolean,\n      default: true,\n    },\n    direction: {\n      type: String,\n      default: 'horizontal',\n      validator(val: string) {\n        return ['horizontal', 'vertical'].includes(val)\n      },\n    },\n    pauseOnHover: {\n      type: Boolean,\n      default: true,\n    },\n  },\n  emits: ['change'],\n  setup(props: ICarouselProps, { emit }) {\n    const ns = useNamespace('carousel')\n    // data\n    const data = reactive<{\n      activeIndex: number\n      containerWidth: number\n      timer: null | ReturnType<typeof setInterval>\n      hover: boolean\n    }>({\n      activeIndex: -1,\n      containerWidth: 0,\n      timer: null,\n      hover: false,\n    })\n\n    // refs\n    const root = ref(null)\n    const items = ref<CarouselItem[]>([])\n\n    // computed\n    const arrowDisplay = computed(\n      () => props.arrow !== 'never' && props.direction !== 'vertical'\n    )\n\n    const hasLabel = computed(() => {\n      return items.value.some((item) => item.label.toString().length > 0)\n    })\n\n    const carouselClasses = computed(() => {\n      const classes = [ns.b(), ns.m(props.direction)]\n      if (props.type === 'card') {\n        classes.push(ns.m('card'))\n      }\n      return classes\n    })\n\n    const indicatorsClasses = computed(() => {\n      const classes = [ns.e('indicators'), ns.em('indicators', props.direction)]\n      if (hasLabel.value) {\n        classes.push(ns.em('indicators', 'labels'))\n      }\n      if (props.indicatorPosition === 'outside' || props.type === 'card') {\n        classes.push(ns.em('indicators', 'outside'))\n      }\n      return classes\n    })\n\n    // methods\n    const throttledArrowClick = throttle(\n      (index) => {\n        setActiveItem(index)\n      },\n      300,\n      { trailing: true }\n    )\n\n    const throttledIndicatorHover = throttle((index) => {\n      handleIndicatorHover(index)\n    }, 300)\n\n    function pauseTimer() {\n      if (data.timer) {\n        clearInterval(data.timer)\n        data.timer = null\n      }\n    }\n\n    function startTimer() {\n      if (props.interval <= 0 || !props.autoplay || data.timer) return\n      data.timer = setInterval(() => playSlides(), props.interval)\n    }\n\n    const playSlides = () => {\n      if (data.activeIndex < items.value.length - 1) {\n        data.activeIndex = data.activeIndex + 1\n      } else if (props.loop) {\n        data.activeIndex = 0\n      }\n    }\n\n    function setActiveItem(index) {\n      if (typeof index === 'string') {\n        const filteredItems = items.value.filter((item) => item.name === index)\n        if (filteredItems.length > 0) {\n          index = items.value.indexOf(filteredItems[0])\n        }\n      }\n      index = Number(index)\n      if (isNaN(index) || index !== Math.floor(index)) {\n        debugWarn('Carousel', 'index must be an integer.')\n        return\n      }\n      const length = items.value.length\n      const oldIndex = data.activeIndex\n      if (index < 0) {\n        data.activeIndex = props.loop ? length - 1 : 0\n      } else if (index >= length) {\n        data.activeIndex = props.loop ? 0 : length - 1\n      } else {\n        data.activeIndex = index\n      }\n      if (oldIndex === data.activeIndex) {\n        resetItemPosition(oldIndex)\n      }\n    }\n\n    function resetItemPosition(oldIndex) {\n      items.value.forEach((item, index) => {\n        item.translateItem(index, data.activeIndex, oldIndex)\n      })\n    }\n\n    function addItem(item) {\n      items.value.push(item)\n    }\n\n    function removeItem(uid) {\n      const index = items.value.findIndex((item) => item.uid === uid)\n      if (index !== -1) {\n        items.value.splice(index, 1)\n        if (data.activeIndex === index) next()\n      }\n    }\n\n    function itemInStage(item, index) {\n      const length = items.value.length\n      if (\n        (index === length - 1 && item.inStage && items.value[0].active) ||\n        (item.inStage &&\n          items.value[index + 1] &&\n          items.value[index + 1].active)\n      ) {\n        return 'left'\n      } else if (\n        (index === 0 && item.inStage && items.value[length - 1].active) ||\n        (item.inStage &&\n          items.value[index - 1] &&\n          items.value[index - 1].active)\n      ) {\n        return 'right'\n      }\n      return false\n    }\n\n    function handleMouseEnter() {\n      data.hover = true\n      if (props.pauseOnHover) {\n        pauseTimer()\n      }\n    }\n\n    function handleMouseLeave() {\n      data.hover = false\n      startTimer()\n    }\n\n    function handleButtonEnter(arrow) {\n      if (props.direction === 'vertical') return\n      items.value.forEach((item, index) => {\n        if (arrow === itemInStage(item, index)) {\n          item.hover = true\n        }\n      })\n    }\n\n    function handleButtonLeave() {\n      if (props.direction === 'vertical') return\n      items.value.forEach((item) => {\n        item.hover = false\n      })\n    }\n\n    function handleIndicatorClick(index) {\n      data.activeIndex = index\n    }\n\n    function handleIndicatorHover(index) {\n      if (props.trigger === 'hover' && index !== data.activeIndex) {\n        data.activeIndex = index\n      }\n    }\n\n    function prev() {\n      setActiveItem(data.activeIndex - 1)\n    }\n\n    function next() {\n      setActiveItem(data.activeIndex + 1)\n    }\n\n    // watch\n    watch(\n      () => data.activeIndex,\n      (current, prev) => {\n        resetItemPosition(prev)\n        if (prev > -1) {\n          emit('change', current, prev)\n        }\n      }\n    )\n    watch(\n      () => props.autoplay,\n      (current) => {\n        current ? startTimer() : pauseTimer()\n      }\n    )\n    watch(\n      () => props.loop,\n      () => {\n        setActiveItem(data.activeIndex)\n      }\n    )\n\n    // lifecycle\n    onMounted(() => {\n      nextTick(() => {\n        addResizeListener(root.value, resetItemPosition)\n        if (\n          props.initialIndex < items.value.length &&\n          props.initialIndex >= 0\n        ) {\n          data.activeIndex = props.initialIndex\n        }\n        startTimer()\n      })\n    })\n\n    onBeforeUnmount(() => {\n      if (root.value) removeResizeListener(root.value, resetItemPosition)\n      pauseTimer()\n    })\n\n    // provide\n    provide<InjectCarouselScope>('injectCarouselScope', {\n      root,\n      direction: props.direction,\n      type: props.type,\n      items,\n      loop: props.loop,\n      addItem,\n      removeItem,\n      setActiveItem,\n    })\n\n    return {\n      data,\n      props,\n      items,\n\n      arrowDisplay,\n      carouselClasses,\n      indicatorsClasses,\n      hasLabel,\n\n      handleMouseEnter,\n      handleMouseLeave,\n      handleIndicatorClick,\n      throttledArrowClick,\n      throttledIndicatorHover,\n      handleButtonEnter,\n      handleButtonLeave,\n\n      prev,\n      next,\n      setActiveItem,\n\n      root,\n      ns,\n    }\n  },\n})\n</script>\n"],"names":["_openBlock","_createElementBlock","_normalizeClass","_createElementVNode","_withCtx","_createCommentVNode","_Fragment"],"mappings":";;;;;;;;;;;AA4FA,MAAK,YAAa,gBAAa;AAAA,EAC7B,MAAM;AAAA,EACN,YAAY;AAAA,IACV;AAAA,IACA;AAAA,IACA;AAAA;AAAA,EAEF,OAAO;AAAA,IACL,cAAc;AAAA,MACZ,MAAM;AAAA,MACN,SAAS;AAAA;AAAA,IAEX,QAAQ,EAAE,MAAM,QAAQ,SAAS;AAAA,IACjC,SAAS;AAAA,MACP,MAAM;AAAA,MACN,SAAS;AAAA;AAAA,IAEX,UAAU;AAAA,MACR,MAAM;AAAA,MACN,SAAS;AAAA;AAAA,IAEX,UAAU;AAAA,MACR,MAAM;AAAA,MACN,SAAS;AAAA;AAAA,IAEX,mBAAmB,EAAE,MAAM,QAAQ,SAAS;AAAA,IAC5C,WAAW;AAAA,MACT,MAAM;AAAA,MACN,SAAS;AAAA;AAAA,IAEX,OAAO;AAAA,MACL,MAAM;AAAA,MACN,SAAS;AAAA;AAAA,IAEX,MAAM,EAAE,MAAM,QAAQ,SAAS;AAAA,IAC/B,MAAM;AAAA,MACJ,MAAM;AAAA,MACN,SAAS;AAAA;AAAA,IAEX,WAAW;AAAA,MACT,MAAM;AAAA,MACN,SAAS;AAAA,MACT,UAAU,KAAa;AACrB,eAAO,CAAC,cAAc,YAAY,SAAS;AAAA;AAAA;AAAA,IAG/C,cAAc;AAAA,MACZ,MAAM;AAAA,MACN,SAAS;AAAA;AAAA;AAAA,EAGb,OAAO,CAAC;AAAA,EACR,MAAM,OAAuB,EAAE,QAAQ;AACrC,UAAM,KAAK,aAAa;AAExB,UAAM,OAAO,SAKV;AAAA,MACD,aAAa;AAAA,MACb,gBAAgB;AAAA,MAChB,OAAO;AAAA,MACP,OAAO;AAAA;AAIT,UAAM,OAAO,IAAI;AACjB,UAAM,QAAQ,IAAoB;AAGlC,UAAM,eAAe,SACnB,MAAM,MAAM,UAAU,WAAW,MAAM,cAAc;AAGvD,UAAM,WAAW,SAAS,MAAM;AAC9B,aAAO,MAAM,MAAM,KAAK,CAAC,SAAS,KAAK,MAAM,WAAW,SAAS;AAAA;AAGnE,UAAM,kBAAkB,SAAS,MAAM;AACrC,YAAM,UAAU,CAAC,GAAG,KAAK,GAAG,EAAE,MAAM;AACpC,UAAI,MAAM,SAAS,QAAQ;AACzB,gBAAQ,KAAK,GAAG,EAAE;AAAA;AAEpB,aAAO;AAAA;AAGT,UAAM,oBAAoB,SAAS,MAAM;AACvC,YAAM,UAAU,CAAC,GAAG,EAAE,eAAe,GAAG,GAAG,cAAc,MAAM;AAC/D,UAAI,SAAS,OAAO;AAClB,gBAAQ,KAAK,GAAG,GAAG,cAAc;AAAA;AAEnC,UAAI,MAAM,sBAAsB,aAAa,MAAM,SAAS,QAAQ;AAClE,gBAAQ,KAAK,GAAG,GAAG,cAAc;AAAA;AAEnC,aAAO;AAAA;AAIT,UAAM,sBAAsB,SAC1B,CAAC,UAAU;AACT,oBAAc;AAAA,OAEhB,KACA,EAAE,UAAU;AAGd,UAAM,0BAA0B,SAAS,CAAC,UAAU;AAClD,2BAAqB;AAAA,OACpB;AAEH,0BAAsB;AACpB,UAAI,KAAK,OAAO;AACd,sBAAc,KAAK;AACnB,aAAK,QAAQ;AAAA;AAAA;AAIjB,0BAAsB;AACpB,UAAI,MAAM,YAAY,KAAK,CAAC,MAAM,YAAY,KAAK;AAAO;AAC1D,WAAK,QAAQ,YAAY,MAAM,cAAc,MAAM;AAAA;AAGrD,UAAM,aAAa,MAAM;AACvB,UAAI,KAAK,cAAc,MAAM,MAAM,SAAS,GAAG;AAC7C,aAAK,cAAc,KAAK,cAAc;AAAA,iBAC7B,MAAM,MAAM;AACrB,aAAK,cAAc;AAAA;AAAA;AAIvB,2BAAuB,OAAO;AAC5B,UAAI,OAAO,UAAU,UAAU;AAC7B,cAAM,gBAAgB,MAAM,MAAM,OAAO,CAAC,SAAS,KAAK,SAAS;AACjE,YAAI,cAAc,SAAS,GAAG;AAC5B,kBAAQ,MAAM,MAAM,QAAQ,cAAc;AAAA;AAAA;AAG9C,cAAQ,OAAO;AACf,UAAI,MAAM,UAAU,UAAU,KAAK,MAAM,QAAQ;AAC/C,kBAAU,YAAY;AACtB;AAAA;AAEF,YAAM,SAAS,MAAM,MAAM;AAC3B,YAAM,WAAW,KAAK;AACtB,UAAI,QAAQ,GAAG;AACb,aAAK,cAAc,MAAM,OAAO,SAAS,IAAI;AAAA,iBACpC,SAAS,QAAQ;AAC1B,aAAK,cAAc,MAAM,OAAO,IAAI,SAAS;AAAA,aACxC;AACL,aAAK,cAAc;AAAA;AAErB,UAAI,aAAa,KAAK,aAAa;AACjC,0BAAkB;AAAA;AAAA;AAItB,+BAA2B,UAAU;AACnC,YAAM,MAAM,QAAQ,CAAC,MAAM,UAAU;AACnC,aAAK,cAAc,OAAO,KAAK,aAAa;AAAA;AAAA;AAIhD,qBAAiB,MAAM;AACrB,YAAM,MAAM,KAAK;AAAA;AAGnB,wBAAoB,KAAK;AACvB,YAAM,QAAQ,MAAM,MAAM,UAAU,CAAC,SAAS,KAAK,QAAQ;AAC3D,UAAI,UAAU,IAAI;AAChB,cAAM,MAAM,OAAO,OAAO;AAC1B,YAAI,KAAK,gBAAgB;AAAO;AAAA;AAAA;AAIpC,yBAAqB,MAAM,OAAO;AAChC,YAAM,SAAS,MAAM,MAAM;AAC3B,UACG,UAAU,SAAS,KAAK,KAAK,WAAW,MAAM,MAAM,GAAG,UACvD,KAAK,WACJ,MAAM,MAAM,QAAQ,MACpB,MAAM,MAAM,QAAQ,GAAG,QACzB;AACA,eAAO;AAAA,iBAEN,UAAU,KAAK,KAAK,WAAW,MAAM,MAAM,SAAS,GAAG,UACvD,KAAK,WACJ,MAAM,MAAM,QAAQ,MACpB,MAAM,MAAM,QAAQ,GAAG,QACzB;AACA,eAAO;AAAA;AAET,aAAO;AAAA;AAGT,gCAA4B;AAC1B,WAAK,QAAQ;AACb,UAAI,MAAM,cAAc;AACtB;AAAA;AAAA;AAIJ,gCAA4B;AAC1B,WAAK,QAAQ;AACb;AAAA;AAGF,+BAA2B,OAAO;AAChC,UAAI,MAAM,cAAc;AAAY;AACpC,YAAM,MAAM,QAAQ,CAAC,MAAM,UAAU;AACnC,YAAI,UAAU,YAAY,MAAM,QAAQ;AACtC,eAAK,QAAQ;AAAA;AAAA;AAAA;AAKnB,iCAA6B;AAC3B,UAAI,MAAM,cAAc;AAAY;AACpC,YAAM,MAAM,QAAQ,CAAC,SAAS;AAC5B,aAAK,QAAQ;AAAA;AAAA;AAIjB,kCAA8B,OAAO;AACnC,WAAK,cAAc;AAAA;AAGrB,kCAA8B,OAAO;AACnC,UAAI,MAAM,YAAY,WAAW,UAAU,KAAK,aAAa;AAC3D,aAAK,cAAc;AAAA;AAAA;AAIvB,oBAAgB;AACd,oBAAc,KAAK,cAAc;AAAA;AAGnC,oBAAgB;AACd,oBAAc,KAAK,cAAc;AAAA;AAInC,UACE,MAAM,KAAK,aACX,CAAC,SAAS,UAAS;AACjB,wBAAkB;AAClB,UAAI,QAAO,IAAI;AACb,aAAK,UAAU,SAAS;AAAA;AAAA;AAI9B,UACE,MAAM,MAAM,UACZ,CAAC,YAAY;AACX,gBAAU,eAAe;AAAA;AAG7B,UACE,MAAM,MAAM,MACZ,MAAM;AACJ,oBAAc,KAAK;AAAA;AAKvB,cAAU,MAAM;AACd,eAAS,MAAM;AACb,0BAAkB,KAAK,OAAO;AAC9B,YACE,MAAM,eAAe,MAAM,MAAM,UACjC,MAAM,gBAAgB,GACtB;AACA,eAAK,cAAc,MAAM;AAAA;AAE3B;AAAA;AAAA;AAIJ,oBAAgB,MAAM;AACpB,UAAI,KAAK;AAAO,6BAAqB,KAAK,OAAO;AACjD;AAAA;AAIF,YAA6B,uBAAuB;AAAA,MAClD;AAAA,MACA,WAAW,MAAM;AAAA,MACjB,MAAM,MAAM;AAAA,MACZ;AAAA,MACA,MAAM,MAAM;AAAA,MACZ;AAAA,MACA;AAAA,MACA;AAAA;AAGF,WAAO;AAAA,MACL;AAAA,MACA;AAAA,MACA;AAAA,MAEA;AAAA,MACA;AAAA,MACA;AAAA,MACA;AAAA,MAEA;AAAA,MACA;AAAA,MACA;AAAA,MACA;AAAA,MACA;AAAA,MACA;AAAA,MACA;AAAA,MAEA;AAAA,MACA;AAAA,MACA;AAAA,MAEA;AAAA,MACA;AAAA;AAAA;AAAA;;;;;;;SAzZEA,aAAMC;AAAA,IACT,KAAK;AAAA,IACL,sBAAU;AAAA,IACV,cAAU,qDAAO,yDAAgB;AAAA;KAElC;AAAA,uBAAW,OAAE;AAAA,MAAoB,OAAKC,yBAAY;AAAA;OAC9B;AAAA;QAAc,KAAI;AAAA;;yBAClC;AAAA,yBAKeC;AAAA,YACZ,MAAK;AAAA,YACL,sBAAU,6BAAE;AAAA,YACZ,cAAU,2CAAE;AAAA,YACZ,cAAK,iEAAO,KAAmB,kBAAM;AAAA;aAEtC;AAAA,4CACgB;AAAA,uBAAdC,QAAc;AAAA;;;;;YAXM;AAAA;AAAA,cAAkD,gBAAU,YAAI,KAAK;;;;;YAe7EC,mBAAY;AAAA;QAAE,KAAI;AAAA;;yBAClC;AAAA,yBAKeF;AAAA,YACZ,MAAK;AAAA,YACL,sBAAU,6BAAE;AAAA,YACZ,cAAU,2CAAE;AAAA,YACZ,cAAK,iEAAO,KAAmB,kBAAM;AAAA;aAEtC;AAAA,4CACiB;AAAA,uBAAfC,QAAe;AAAA;;;;;YAXK;AAAA;AAAA,cAAkD,gBAAU,YAAI,KAAK;;;;;YAe/FC,mBAAa;AAAA;OAEL;AAAA,+BAAV;MAAyC,KAAK;AAAA;;2CAC5CC,UAcK;eAZGN,aAAKC;AAAA,UACV,KAAK;AAAA,UAAc,OAAIC;AAAA,YAAyB,QAAG,EAAE;AAAA,YAAoC,QAAG,GAAE,aAAW,KAAK;AAAA;;UAM9G,cAAK,yCAAO;AAAA;WAEb;AAAA,6BAAc,UAAE;AAAA;aACF;AAAA;;;;;;;;;;;"}