[英]How to move the x-axis values and line points to the middle of two x-axis lines using chartjs?
使用chartjs,我设置了以下图表:
function myFunction(){
var options = {
type: 'line',
data: {
labels: ["1", "2", "3", "4", "5"],
datasets: [
{
data: [26, 26, 29, 28, 29],
borderWidth: 2,
fill: false,
lineTension: 0
},
{
data: [26, 26, 33, 28, 30],
borderWidth: 2,
fill: false,
lineTension: 0,
}
]
},
options: {
scales: {
yAxes: [{
display: false,
ticks: {
suggestedMin: 0,
beginAtZero: true
}
}]
}
}
}
var ctx = document.getElementById('chartJSContainer').getContext('2d');
new Chart(ctx, options);
}
我想将点和x轴数字向右移动,以便它们位于轴线之间。
(例如:1和1之间的2; 2和3之间的2;等等。)请参见以下内容:
我怎样才能做到这一点?
这是您可以执行的操作:
ꜰɪʀꜱᴛ
将默认图表类型设置为bar
,如下所示:
var options = {
type: 'bar',
data: {
...
ꜱᴇᴄᴏɴᴅ
设置第一数据集的类型到line
,因为这样的:
...
datasets: [{
type: 'line',
data: [26, 26, 29, 28, 29],
...
ᴡᴏʀᴋɪɴɢᴇxᴀᴍᴘʟᴇ
function myFunction() { var options = { type: 'bar', data: { labels: ["1", "2", "3", "4", "5"], datasets: [{ type: 'line', data: [26, 26, 29, 28, 29], borderColor: 'rgba(0, 119, 220, 1)', borderWidth: 2, fill: false, lineTension: 0 }, { data: [26, 26, 33, 28, 30], borderWidth: 2 }] }, options: { scales: { yAxes: [{ display: false, ticks: { suggestedMin: 0, beginAtZero: true } }] } } } var ctx = document.getElementById('chartJSContainer').getContext('2d'); new Chart(ctx, options); } myFunction();
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.6.0/Chart.min.js"></script> <canvas id="chartJSContainer"></canvas>
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