vue实现表格动态嵌入折线图的绘制代码
作者:樱花落幕的商店
这篇文章给大家介绍了vue实现表格动态嵌入折线图的绘制方法,文中有详细完整的代码示例攻大家参考,对大家的学习或工作有一定的参考价值,需要的朋友可以参考下
demo效果:

这里的折线是使用g6图表绘制antv/g6
- 首先下载 npm install @antv/g6 --save
- 然后给需要画线的盒子一个id,以便获取
- 还要计算出这个canvas盒子在表格的位置
- 然后根据表格数据的length来生成点位
- 然后最后用g6把点位连接起来
完整代码``
<div style="width: 100%">
<div class="table-img weidu">
<div class="cnavasbox" id="cnavasbox" :style="{ height: `${canvasHeight}px` }"></div>
<el-table :highlight-current-row="false" :data="tableData" style="width: 1091px" class="custom-table" :header-cell-style="headerCellStyle">
<el-table-column prop="targetName" label="维度" width="126px" />
<el-table-column prop="lowRemark" label="低分表现" width="205px">
<template #default="scope">
<div v-for="(item, index) in scope.row.lowRemark" :key="index" class="redcirclebox">
<div class="redcircle"></div>
<div class="redtitle">{{ item }}</div>
</div>
</template>
</el-table-column>
<el-table-column label="低分">
<el-table-column label="10" width="46px"></el-table-column>
<el-table-column label="20" width="46px"></el-table-column>
<el-table-column label="30" width="46px"></el-table-column>
<el-table-column label="40" width="46px"></el-table-column>
</el-table-column>
<el-table-column label="中分">
<el-table-column label="50" width="46px"></el-table-column>
<el-table-column label="60" width="46px"></el-table-column>
<el-table-column label="70" width="46px"></el-table-column>
</el-table-column>
<el-table-column label="高分">
<el-table-column label="80" width="46px"></el-table-column>
<el-table-column label="90" width="46px"></el-table-column>
<el-table-column label="100" width="62px"></el-table-column>
</el-table-column>
<el-table-column prop="tallRemark" label="高分表现" width="205px">
<template #default="scope">
<div v-for="(item, index) in scope.row.tallRemark" :key="index" class="redcirclebox">
<div class="redcircle greencircle"></div>
<div class="greentitle">{{ item }}</div>
</div>
</template>
</el-table-column>
<el-table-column prop="score" label="分数" width="79px" />
</el-table>
</div>
</div>
js部分
const headerCellStyle = ref({
backgroundColor: '#ADC3E4 !important',
color: '#1A1A1A',
fontWeight: '500',
fontSize: '26PX',
textAlign: 'center',
fontFamily: 'SourceHanSans',
paddingLeft: '0px',
paddingRight: '0px',
height: '51px',
})
previewPdfBasic({ id: id }).then(res => {
tableData.value = res
tableData.value.forEach((item, index) => {
item.id = index
})
dimensionatableData.value = res
console.log(res, 'ressssssssssss')
setTimeout(() => {
const bb = document.querySelector('.el-table__body-wrapper')
console.log(bb, '获取盒子1111111111')
canvasHeight.value = bb.offsetHeight
console.log(bb.offsetHeight)
const canvas = document.querySelector('.cnavasbox')
graphConfig.container = canvas
graphConfig.width = canvas.offsetWidth
graphConfig.height = bb.offsetHeight
const rowsArr = document.querySelectorAll('.weidu .el-table__row')
const rowArrHeight = []
rowsArr.forEach(item => {
rowArrHeight.push(item.offsetHeight)
})
console.log(rowArrHeight, 'rowArrHeight')
tableData.value.forEach((item, index) => {
if (item.score <= 90) {
data.value.nodes[index] = {
x: (item.score / 90) * 414,
id: `dot${index}`,
y: rowArrHeight.slice(0, index).reduce((total, num) => total + num, 0) + rowArrHeight[index] / 2,
}
} else {
data.value.nodes[index] = {
x: 414 + (item.score / 10) * 62,
id: `dot${index}`,
y: rowArrHeight.slice(0, index).reduce((total, num) => total + num, 0) + rowArrHeight[index] / 2,
}
}
})
data.value.nodes.forEach((item, index) => {
if (index < data.value.nodes.length - 1) {
data.value.edges.push({
source: data.value.nodes[index].id,
target: data.value.nodes[index + 1].id,
})
}
})
console.log(rowsArr, 'rowsArr')
const graph = new G6.Graph(graphConfig)
graph.data(data.value)
graph.render()
})
})
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