naw*_*tle 3 javascript canvas bar-chart html5-canvas chart.js
我需要以负值启动条形图比例,我正在使用2.7.0版本中的Chart Js。
图表必须从-10到100。
图片示例:
这是可能的?
var canvas = document.getElementById('myChart');
var data = {
labels: ["Test"],
datasets: [
{
label: "-10 to 100",
backgroundColor: "rgba(255,99,132,0.2)",
borderColor: "rgba(255,99,132,1)",
borderWidth: 2,
hoverBackgroundColor: "rgba(255,99,132,0.4)",
hoverBorderColor: "rgba(255,99,132,1)",
data: [100],
}
]
};
var option = {
scales: {
yAxes:[{
stacked:true,
gridLines: {
display:true,
color:"rgba(255,99,132,0.2)"
}
}],
xAxes:[{
gridLines: {
display:false
}
}]
}
};
var myBarChart = Chart.Bar(canvas,{
data:data,
options:option
});Run Code Online (Sandbox Code Playgroud)
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.7.0/Chart.bundle.js"></script>
<canvas id="myChart" width="400" height="200"></canvas>Run Code Online (Sandbox Code Playgroud)
Jsfiddle:https ://jsfiddle.net/LilNawe/Luaf2tm4/636/
嗨,您可以尝试以下操作:您可以通过将对象传递给属性来定义minor max值tick。
有关更多详细信息,请访问以下链接:http : //www.chartjs.org/docs/latest/axes/radial/linear.html#tick-options
var option = {
scales: {
yAxes:[{
stacked:true,
gridLines: {
display:true,
color:"rgba(255,99,132,0.2)"
},
ticks: {
suggestedMax: 100,
suggestedMin: -10
}
}],
xAxes:[{
gridLines: {
display:false
}
}]
}
};
Run Code Online (Sandbox Code Playgroud)
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