353 lines
10 KiB
Vue
353 lines
10 KiB
Vue
<script setup lang="ts">
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import { computed } from 'vue';
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interface SkeletonButtonProps {
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shape?: 'default' | 'round' | 'circle' // 指定按钮的形状，默认 'default'
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size?: 'small' | 'middle' | 'large' // 设置按钮的大小，默认 'middle'
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block?: boolean // 将按钮宽度调整为其父宽度的选项，默认 false
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}
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interface SkeletonAvatarProps {
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shape?: 'circle' | 'square' // 指定头像的形状，默认 'circle'
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size?: number | 'small' | 'middle' | 'large' // 设置头像占位图的大小，默认 'middle'
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}
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interface SkeletonInputProps {
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size: 'small' | 'middle' | 'large' // 设置输入框的大小，默认 'middle'
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}
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interface SkeletonTitleProps {
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width?: number | string // 设置标题占位图的宽度，默认 '38%'
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}
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interface SkeletonParagraphProps {
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rows?: number | string // 设置段落占位图的行数，默认 avatar ? 2 : 3
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width?: number | string | Array<number | string> // 设置段落占位图的宽度，若为数组时则为对应的每行宽度，反之则是最后一行的宽度，默认 '61%'
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}
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interface Props {
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animated?: boolean // 是否展示动画效果
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button?: boolean | SkeletonButtonProps // 是否使用按钮占位图
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avatar?: boolean | SkeletonAvatarProps // 是否显示头像占位图
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input?: boolean | SkeletonInputProps // 是否使用输入框占位图
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image?: boolean // 是否使用图像占位图
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title?: boolean | SkeletonTitleProps // 是否显示标题占位图
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paragraph?: boolean | SkeletonParagraphProps // 是否显示段落占位图
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loading?: boolean // 为 true 时，显示占位图，反之则直接展示子组件
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}
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const props = withDefaults(defineProps<Props>(), {
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animated: true,
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button: false,
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image: false,
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avatar: false,
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input: false,
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title: true,
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paragraph: true,
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loading: true
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});
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const buttonSize = computed(() => {
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if (typeof props.button === 'object') {
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if (props.button.size === 'large') {
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return 40;
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}
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if (props.button.size === 'small') {
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return 24;
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}
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return 32;
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}
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return 32;
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});
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const titleTop = computed(() => {
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if (typeof props.avatar === 'boolean') {
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return 8;
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} else {
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if (typeof props.avatar.size === 'number') {
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return (props.avatar.size - 16) / 2;
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} else {
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const topMap = {
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small: 4,
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middle: 8,
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large: 12
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};
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return topMap[props.avatar.size || 'middle'];
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}
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}
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});
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const titleWidth = computed(() => {
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if (typeof props.title === 'boolean') {
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return '38%';
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} else {
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if (typeof props.title.width === 'number') {
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return `${props.title.width}px`;
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}
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return props.title.width || '38%';
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}
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});
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const paragraphRows = computed(() => {
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if (typeof props.paragraph === 'boolean') {
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if (props.avatar) {
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return 2;
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} else {
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return 3;
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}
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} else {
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if (props.avatar) {
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return props.paragraph.rows || 2;
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} else {
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return props.paragraph.rows || 3;
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}
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}
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});
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const paragraphWidth = computed(() => {
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if (typeof props.paragraph === 'object') {
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if (Array.isArray(props.paragraph.width)) {
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return props.paragraph.width.map((width: number | string) => {
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if (typeof width === 'number') {
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return `${width}px`;
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} else {
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return width;
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}
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});
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} else if (typeof props.paragraph.width === 'number') {
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return Array(paragraphRows.value).fill(`${props.paragraph.width}px`);
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} else if (typeof props.paragraph.width === 'string') {
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return Array(paragraphRows.value).fill(props.paragraph.width);
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}
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}
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return Array(paragraphRows.value);
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});
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</script>
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<template>
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<div
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v-if="loading"
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class="m-skeleton"
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:class="{ 'skeleton-avatar': avatar, 'skeleton-animated': animated }"
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:style="`--button-size: ${buttonSize}px; --title-top: ${titleTop}px;`"
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>
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<span
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v-if="button"
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class="skeleton-button"
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:class="{
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'button-round': typeof button !== 'boolean' && button.shape === 'round',
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'button-circle': typeof button !== 'boolean' && button.shape === 'circle',
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'button-sm': typeof button !== 'boolean' && button.size === 'small',
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'button-lg': typeof button !== 'boolean' && button.size === 'large',
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'button-block': typeof button !== 'boolean' && button.shape !== 'circle' && button.block
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}"
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></span>
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<span
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v-if="input"
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class="skeleton-input"
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:class="{
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'input-sm': typeof input !== 'boolean' && input.size === 'small',
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'input-lg': typeof input !== 'boolean' && input.size === 'large'
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}"
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></span>
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<div v-if="image" class="skeleton-image">
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<svg class="image-svg" viewBox="0 0 1098 1024" xmlns="http://www.w3.org/2000/svg">
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<path
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class="svg-path"
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d="M365.714286 329.142857q0 45.714286-32.036571 77.677714t-77.677714 32.036571-77.677714-32.036571-32.036571-77.677714 32.036571-77.677714 77.677714-32.036571 77.677714 32.036571 32.036571 77.677714zM950.857143 548.571429l0 256-804.571429 0 0-109.714286 182.857143-182.857143 91.428571 91.428571 292.571429-292.571429zM1005.714286 146.285714l-914.285714 0q-7.460571 0-12.873143 5.412571t-5.412571 12.873143l0 694.857143q0 7.460571 5.412571 12.873143t12.873143 5.412571l914.285714 0q7.460571 0 12.873143-5.412571t5.412571-12.873143l0-694.857143q0-7.460571-5.412571-12.873143t-12.873143-5.412571zM1097.142857 164.571429l0 694.857143q0 37.741714-26.843429 64.585143t-64.585143 26.843429l-914.285714 0q-37.741714 0-64.585143-26.843429t-26.843429-64.585143l0-694.857143q0-37.741714 26.843429-64.585143t64.585143-26.843429l914.285714 0q37.741714 0 64.585143 26.843429t26.843429 64.585143z"
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></path>
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</svg>
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</div>
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<div v-if="avatar" class="skeleton-header">
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<span
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class="skeleton-avatar"
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:class="{
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'avatar-sm': typeof avatar !== 'boolean' && avatar.size === 'small',
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'avatar-lg': typeof avatar !== 'boolean' && avatar.size === 'large',
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'avatar-square': typeof avatar !== 'boolean' && avatar.shape === 'square'
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}"
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></span>
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</div>
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<template v-if="!button && !image && !input">
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<div v-if="title || paragraph" class="skeleton-content">
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<h3 v-if="title" class="skeleton-title" :style="{ width: titleWidth }"></h3>
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<ul v-if="paragraph" class="skeleton-paragraph" :class="{ mt24: title, mt28: title && avatar }">
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<li v-for="n in paragraphRows" :key="n" :style="`width: ${paragraphWidth[(n as number) - 1]};`"></li>
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</ul>
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</div>
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</template>
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</div>
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<slot v-else></slot>
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</template>
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<style lang="less" scoped>
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.m-skeleton {
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display: table;
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width: 100%;
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.skeleton-button {
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display: inline-block;
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vertical-align: top;
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background: rgba(0, 0, 0, 0.06);
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border-radius: 4px;
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width: 64px;
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min-width: 64px;
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height: 32px;
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line-height: 32px;
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}
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.button-sm {
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width: 48px;
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min-width: 48px;
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height: 24px;
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line-height: 24px;
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}
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.button-lg {
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width: 80px;
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min-width: 80px;
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height: 40px;
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line-height: 40px;
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}
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.button-round {
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border-radius: var(--button-size);
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}
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.button-circle {
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width: var(--button-size);
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min-width: var(--button-size);
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border-radius: 50%;
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}
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.button-block {
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width: 100%;
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}
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.skeleton-input {
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display: inline-block;
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vertical-align: top;
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background: rgba(0, 0, 0, 0.06);
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border-radius: 4px;
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width: 160px;
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min-width: 160px;
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height: 32px;
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line-height: 32px;
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}
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.input-sm {
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width: 120px;
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min-width: 120px;
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height: 24px;
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line-height: 24px;
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}
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.input-lg {
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width: 200px;
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min-width: 200px;
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height: 40px;
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line-height: 40px;
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}
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.skeleton-image {
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display: flex;
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align-items: center;
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justify-content: center;
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vertical-align: top;
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background: rgba(0, 0, 0, 0.06);
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border-radius: 4px;
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width: 96px;
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height: 96px;
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line-height: 96px;
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.image-svg {
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width: 48px;
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height: 48px;
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line-height: 48px;
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max-width: 192px;
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max-height: 192px;
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color: #bfbfbf;
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.svg-path {
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fill: currentColor;
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}
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}
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}
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.skeleton-header {
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display: table-cell;
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padding-right: 16px;
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vertical-align: top;
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.skeleton-avatar {
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display: inline-block;
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vertical-align: top;
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background: rgba(0, 0, 0, 0.06);
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width: 32px;
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height: 32px;
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line-height: 32px;
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border-radius: 50%;
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}
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.avatar-sm {
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width: 24px;
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height: 24px;
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line-height: 24px;
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}
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.avatar-lg {
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width: 40px;
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height: 40px;
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line-height: 40px;
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}
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.avatar-square {
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border-radius: 6px;
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}
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}
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.skeleton-content {
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display: table-cell;
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width: 100%;
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vertical-align: top;
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.skeleton-title {
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margin: 0;
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height: 16px;
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background: rgba(0, 0, 0, 0.06);
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border-radius: 4px;
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}
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.skeleton-paragraph {
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margin: 0;
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padding: 0;
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li {
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height: 16px;
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list-style: none;
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background: rgba(0, 0, 0, 0.06);
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border-radius: 4px;
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&:not(:first-child) {
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margin-top: 16px;
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}
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&:last-child {
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width: 61%;
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}
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}
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}
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.mt24 {
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margin-top: 24px;
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}
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.mt28 {
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margin-top: 28px;
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}
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}
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}
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.skeleton-avatar {
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.skeleton-content {
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.skeleton-title {
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margin-top: var(--title-top);
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}
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}
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}
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.skeleton-animated {
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.skeleton-button,
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.skeleton-input,
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.skeleton-image,
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.skeleton-header .skeleton-avatar,
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.skeleton-content .skeleton-title,
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.skeleton-content .skeleton-paragraph li {
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position: relative;
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z-index: 0;
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overflow: hidden;
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background: transparent;
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&::after {
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position: absolute;
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top: 0;
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left: -150%;
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bottom: 0;
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right: -150%;
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background: linear-gradient(90deg, rgba(0, 0, 0, 0.06) 25%, rgba(0, 0, 0, 0.15) 37%, rgba(0, 0, 0, 0.06) 63%);
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animation-name: skeleton-loading;
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animation-duration: 1.4s;
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animation-timing-function: ease;
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animation-iteration-count: infinite;
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content: '';
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}
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@keyframes skeleton-loading {
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0% {
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transform: translateX(-37.5%);
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}
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100% {
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transform: translateX(37.5%);
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}
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}
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}
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}
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</style>
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