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12 changes: 12 additions & 0 deletions
12
components/molecules/VCarouselProgress/Default.stories.vue
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| <script setup lang="ts"> | ||
| const index = ref(0) | ||
| </script> | ||
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| <template> | ||
| <NuxtStory> | ||
| <VCarouselProgress | ||
| v-model:index="index" | ||
| :snap-length="3" | ||
| /> | ||
| </NuxtStory> | ||
| </template> |
94 changes: 94 additions & 0 deletions
94
components/molecules/VCarouselProgress/VCarouselProgress.vue
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| <script lang="ts" setup> | ||
| import type { ThemeProps } from '~/composables/use-theme' | ||
| const props = defineProps<{ | ||
| index: number | ||
| snapLength: number | ||
| } & ThemeProps>() | ||
| const { themeClass } = useTheme({ props }) | ||
| const root = ref<HTMLElement | null>(null) | ||
| const thumb = ref<HTMLElement | null>(null) | ||
| onMounted(() => { | ||
| setIndicatorWidth() | ||
| setIndicatorPosition(props.index) | ||
| }) | ||
| watch(() => props.snapLength, () => { | ||
| setIndicatorWidth() | ||
| setIndicatorPosition(props.index) | ||
| }, { flush: 'post' }) | ||
| watch(() => props.index, (newIndex) => { | ||
| setIndicatorPosition(newIndex) | ||
| }) | ||
| function setIndicatorWidth() { | ||
| if (!root.value?.offsetWidth || !thumb.value) return // can be undefined in SSR | ||
| const value = (root.value?.offsetWidth / Math.max(props.snapLength, 1) / root.value?.offsetWidth) * 100 | ||
| thumb.value?.style.setProperty('--v-carousel-controls-thumb-width', value + '%') | ||
| } | ||
| function setIndicatorPosition(index: number) { | ||
| if (!root.value || !thumb.value) return | ||
| const percent = index / Math.max(props.snapLength - 1, 1) | ||
| const translate = percent * (root.value?.offsetWidth - thumb.value?.getBoundingClientRect().width) | ||
| thumb.value.style.translate = translate + 'px 0 ' | ||
| } | ||
| </script> | ||
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| <template> | ||
| <div | ||
| ref="root" | ||
| :class="[$style.root, themeClass]" | ||
| > | ||
| <div | ||
| ref="thumb" | ||
| :class="$style.thumb" | ||
| /> | ||
| </div> | ||
| </template> | ||
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| <style lang="scss" module> | ||
| @use 'assets/scss/functions/rem' as *; | ||
| @use 'assets/scss/mixins/include-media' as *; | ||
| @use 'assets/scss/mixins/theme' as *; | ||
| .root { | ||
| position: relative; | ||
| overflow: hidden; | ||
| width: rem(48); | ||
| height: rem(2); | ||
| flex-shrink: 0; | ||
| @include theme-variants('colors-control'); | ||
| &::before { | ||
| position: absolute; | ||
| background-color: var(--theme-colors-control-content-disabled, #ccc); | ||
| content: ''; | ||
| inset: 0; | ||
| } | ||
| @include media('>=lg') { | ||
| width: rem(64); | ||
| } | ||
| } | ||
| .thumb { | ||
| position: relative; | ||
| width: clamp(#{rem(22)}, var(--v-carousel-controls-thumb-width), 100%); | ||
| height: 100%; | ||
| background-color: var(--theme-colors-control-content, currentColor); | ||
| content: ''; | ||
| transform-origin: left; | ||
| transition: 0.2s linear, 0.5s; | ||
| transition-property: translate, width; | ||
| } | ||
| </style> |
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| import type { Ref } from 'vue' | ||
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| export interface VCarouselControlsOptions { | ||
| displayNumbers?: boolean | ||
| snapLength: Ref<number> | ||
| index: Ref<number> | ||
| } | ||
|
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| function formatValue(n: number) { | ||
| return (n < 9 ? '0' : '') + (n + 1) | ||
| } | ||
|
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| export function useCarouselControls(options: VCarouselControlsOptions) { | ||
| const { t } = useI18n() | ||
|
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| const numbersOutput = computed(() => { | ||
| if (!options.displayNumbers) return | ||
|
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| return `${formatValue(toValue(options.index))} / ${formatValue(toValue(options.snapLength) - 1)}` | ||
| }) | ||
|
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| function onButtonClicked(event: Event) { | ||
| const el = event.currentTarget as HTMLButtonElement | ||
|
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| if (el.name === 'next') options.index.value = toValue(options.index) + 1 | ||
| else if (el.name === 'previous') options.index.value = toValue(options.index) - 1 | ||
| } | ||
|
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| const isCarouselDraggable = computed(() => { | ||
| const length = toValue(options.snapLength) | ||
| return !!length && length > 1 | ||
| }) | ||
|
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| const nextDisabled = computed(() => { | ||
| return (toValue(options.index) === toValue(options.snapLength) - 1) || !toValue(options.snapLength) | ||
| }) | ||
|
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| const nextButtonAttrs = computed(() => { | ||
| return { | ||
| disabled: nextDisabled.value, | ||
| name: 'next', | ||
| iconName: 'arrow-right', | ||
| ariaLabel: t('carousel.next_slide_aria'), | ||
| onClick: onButtonClicked, | ||
| } | ||
| }) | ||
|
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| const previousDisabled = computed(() => toValue(options.index) === 0) | ||
| const prevButtonAttrs = computed(() => { | ||
| return { | ||
| disabled: previousDisabled.value, | ||
| name: 'previous', | ||
| iconName: 'arrow-left', | ||
| ariaLabel: t('carousel.previous_slide_aria'), | ||
| onClick: onButtonClicked, | ||
| } | ||
| }) | ||
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| return { numbersOutput, onButtonClicked, nextButtonAttrs, prevButtonAttrs, previousDisabled, nextDisabled, isCarouselDraggable } | ||
| } |