Chart.js 条形图显示要打印的值
我有下面的条形图和工具提示,显示信息值Chart.js 条形图显示要打印的值,chart.js,Chart.js,我有下面的条形图和工具提示,显示信息值 var chartData = { labels: ["Chevrolet", "Volkswagen", "Fiat", "Ford", "Renault", "Toyota"], datasets: [ { fillColor: "#FFB6C1", strokeColor: "#FF1493", data: [87, 80, 56, 50, 18,
var chartData = {
labels: ["Chevrolet", "Volkswagen", "Fiat", "Ford", "Renault", "Toyota"],
datasets: [
{
fillColor: "#FFB6C1",
strokeColor: "#FF1493",
data: [87, 80, 56, 50, 18, 78]
}
]
};
var ctx = document.getElementById("myChart").getContext("2d");
var myBar = new Chart(ctx).Bar(chartData, {
});
我想打印此图形,但不会打印工具提示值。那么如何在条形图顶部显示值呢?您可以在animationcomplete函数中循环显示条形图并显示值
showTooltips: false,
onAnimationComplete: function () {
var ctx = this.chart.ctx;
ctx.font = this.scale.font;
ctx.fillStyle = this.scale.textColor
ctx.textAlign = "center";
ctx.textBaseline = "bottom";
this.datasets.forEach(function (dataset) {
dataset.bars.forEach(function (bar) {
ctx.fillText(bar.value, bar.x, bar.y - 5);
});
})
}
看看我的全套哦,伙计!太简单了!我正在学习使用chartsjs,非常感谢!我们是来帮忙的!:)