DemuMesDataV/components/decoration5/index.vue

111 lines
2.7 KiB
Vue

<template>
<div class="dv-decoration-5" :ref="ref">
<svg :width="width" :height="height">
<polyline
fill="transparent"
stroke="#3f96a5"
stroke-width="3"
:points="line1Points"
>
<animate
attributeName="stroke-dasharray"
attributeType="XML"
:from="`0, ${line1Length / 2}, 0, ${line1Length / 2}`"
:to="`0, 0, ${line1Length}, 0`"
dur="1.2s"
begin="0s"
calcMode="spline"
keyTimes="0;1"
keySplines=".4,1,.49,.98"
repeatCount="indefinite"
/>
</polyline>
<polyline
fill="transparent"
stroke="#3f96a5"
stroke-width="2"
:points="line2Points"
>
<animate
attributeName="stroke-dasharray"
attributeType="XML"
:from="`0, ${line2Length / 2}, 0, ${line2Length / 2}`"
:to="`0, 0, ${line2Length}, 0`"
dur="1.2s"
begin="0s"
calcMode="spline"
keyTimes="0;1"
keySplines=".4,1,.49,.98"
repeatCount="indefinite"
/>
</polyline>
</svg>
</div>
</template>
<script>
import autoResize from '../../mixins/autoResize.js'
import { getPolylineLength } from '@jiaminghi/charts/lib/util'
export default {
name: 'Decoration5',
mixins: [autoResize],
data () {
return {
ref: 'decoration-5',
line1Points: '',
line2Points: '',
line1Length: 0,
line2Length: 0
}
},
methods: {
afterAutoResizeMixinInit () {
const { calcSVGData } = this
calcSVGData()
},
calcSVGData () {
const { width, height } = this
let line1Points = [
[0, height * 0.2], [width * 0.18, height * 0.2], [width * 0.2, height * 0.4], [width * 0.25, height * 0.4],
[width * 0.27, height * 0.6], [width * 0.72, height * 0.6], [width * 0.75, height * 0.4],
[width * 0.8, height * 0.4], [width * 0.82, height * 0.2], [width, height * 0.2]
]
let line2Points = [
[width * 0.3, height * 0.8], [width * 0.7, height * 0.8]
]
const line1Length = getPolylineLength(line1Points)
const line2Length = getPolylineLength(line2Points)
line1Points = line1Points.map(point => point.join(',')).join(' ')
line2Points = line2Points.map(point => point.join(',')).join(' ')
this.line1Points = line1Points
this.line2Points = line2Points
this.line1Length = line1Length
this.line2Length = line2Length
},
onResize () {
const { calcSVGData } = this
calcSVGData()
}
}
}
</script>
<style lang="less">
.dv-decoration-5 {
width: 100%;
height: 100%;
}
</style>