Bar
柱状图。
使用
<m-bar id="myBar" width="600" height="300" data="{
labels: ['Red', 'Blue', 'Yellow', 'Green', 'Purple', 'Orange'],
datasets: [{
label: '# of Votes',
data: [12, 19, 3, 5, 2, 3],
backgroundColor: [
'rgba(255, 99, 132, 0.2)',
'rgba(54, 162, 235, 0.2)',
'rgba(255, 206, 86, 0.2)',
'rgba(75, 192, 192, 0.2)',
'rgba(153, 102, 255, 0.2)',
'rgba(255, 159, 64, 0.2)'
],
borderColor: [
'rgba(255,99,132,1)',
'rgba(54, 162, 235, 1)',
'rgba(255, 206, 86, 1)',
'rgba(75, 192, 192, 1)',
'rgba(153, 102, 255, 1)',
'rgba(255, 159, 64, 1)'
],
borderWidth: 1
}]
}"
options="{
legend: {
display: false
},
scales: {
yAxes: [{
ticks: {
beginAtZero: true
}
}]
}
}"></m-bar>
更新图表
//获取该元素
var chart = document.querySelector('#myBar')
//更改图表的数据
chart.props.data.datasets.forEach(dataset => {
dataset.data.forEach((item, index) => {
dataset.data[index] = Math.random() * 100
})
})
//更新图表视图
chart.update()
API
Props
{
data: object,
options: object,
width: number,
height: number,
horizontal?: string
}