JinZHouXiYiJi_DaPin2/resource/Border/BorderBox4/BorderBox.vue

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Vue
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2023-12-05 13:23:01 +08:00
<template>
<div v-resize="resizeHandler" class="dv-border-box-8">
<svg class="dv-border-svg-container" :width="width" :height="height">
<defs>
<path :id="path" :d="pathD" fill="transparent" />
<radialGradient :id="gradient" cx="50%" cy="50%" r="50%">
<stop offset="0%" stop-color="#fff" stop-opacity="1" />
<stop offset="100%" stop-color="#fff" stop-opacity="0" />
</radialGradient>
<mask :id="mask">
<circle cx="0" cy="0" r="150" :fill="`url(#${gradient})`">
<animateMotion :dur="`${dur}s`" :path="pathD" rotate="auto" repeatCount="indefinite" />
</circle>
</mask>
</defs>
<polygon
:fill="propValue.base.backgroundColor"
:points="`5, 5 ${width - 5}, 5 ${width - 5} ${height - 5} 5, ${height - 5}`"
/>
<use :stroke="propValue.base.colorLeft" stroke-width="1" :xlink:href="`#${path}`" />
<use
:stroke="propValue.base.colorRight"
stroke-width="3"
:xlink:href="`#${path}`"
:mask="`url(#${mask})`"
>
<animate
attributeName="stroke-dasharray"
:from="`0, ${length}`"
:to="`${length}, 0`"
:dur="`${dur}s`"
repeatCount="indefinite"
/>
</use>
</svg>
</div>
</template>
<script setup lang="ts">
import { useProp } from 'open-data-v/base'
import { computed, ref } from 'vue'
import { uuid } from '@/utils/utils'
import type BorderBoxComponent from './config'
import type { BorderBox } from './type'
const props = defineProps<{
component: BorderBoxComponent
}>()
const { propValue } = useProp<BorderBox>(props.component)
const width = ref<number>(150)
const height = ref<number>(150)
const path = ref<string>(`border-box-8-path-${uuid()}`)
const gradient = ref<string>(`border-box-8-gradient-${uuid()}`)
const mask = ref<string>(`border-box-8-mask-${uuid()}`)
// 监听窗口大小变化
const resizeHandler = (entry: ResizeObserverEntry) => {
const rect: DOMRectReadOnly = entry.contentRect
width.value = rect.width
height.value = rect.height
}
const dur = computed(() => {
if (propValue.base.dur) {
return propValue.base.dur
}
return 3
})
const length = computed(() => {
return (width.value + height.value - 5) * 2
})
const pathD = computed(() => {
if (propValue.base.reverse) {
return `M 2.5, 2.5 L 2.5, ${height.value - 2.5} L ${width.value - 2.5}, ${
height.value - 2.5
} L ${width.value - 2.5}, 2.5 L 2.5, 2.5`
}
return `M2.5, 2.5 L${width.value - 2.5}, 2.5 L${width.value - 2.5}, ${height.value - 2.5} L2.5, ${
height.value - 2.5
} L2.5, 2.5`
})
</script>
<style lang="less" scoped>
.dv-border-box-8 {
// position: relative;
width: 100%;
height: 100%;
pointer-events: none;
.dv-border-svg-container {
position: absolute;
width: 100%;
height: 100%;
left: 0;
top: 0;
}
}
</style>