element-plus/packages/components/carousel/src/constants.ts

import type { InjectionKey, Ref, VNode } from 'vue'
import type { CarouselItemProps } from './carousel-item'

export type CarouselItemStates = {
  hover: boolean
  translate: number
  scale: number
  active: boolean
  ready: boolean
  inStage: boolean
  animating: boolean
}

export type CarouselItemContext = {
  props: CarouselItemProps
  states: CarouselItemStates
  uid: number
  getVnode: () => VNode
  translateItem: (index: number, activeIndex: number, oldIndex?: number) => void
}

export type CarouselContext = {
  root: Ref<HTMLElement | undefined>
  items: Ref<CarouselItemContext[]>
  isCardType: Ref<boolean>
  isVertical: Ref<boolean>
  loop: boolean
  cardScale: number
  addItem: (item: CarouselItemContext) => void
  removeItem: (item: CarouselItemContext) => void
  setActiveItem: (index: number) => void
  setContainerHeight: (height: number) => void
}

export const carouselContextKey: InjectionKey<CarouselContext> =
  Symbol('carouselContextKey')

export const CAROUSEL_ITEM_NAME = 'ElCarouselItem'