TA貢獻1829條經驗 獲得超4個贊
默認情況下，AmCharts 解析yyyy-MM-dd沒有時間戳的日期。您需要修改圖表 dateFormatter 的inputDateFormat屬性以匹配您的日期+時間戳格式，如此處所述。由于您使用的是 ISO 格式，'i'因此就足夠了。
chart.dateFormatter.inputDateFormat = 'i';
更新代碼如下：
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"color": "red",
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},{
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},{
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},{
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"raw": 3,
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"raw": 3,
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},{
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},{
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"color": "red",
"raw": 3,
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},{
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"color": "red",
"raw": 2,
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},{
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"raw": 3,
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},{
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"timeStamp": "2020-05-01T03:30:00.000Z",
"color": "red",
"raw": 3,
"key-type": "posicion 3"
},{
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"timeStamp": "2020-05-01T03:38:00.000Z",
"color": "red",
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},{
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},{
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"raw": 2,
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},{
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},{
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},{
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},{
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},{
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},{
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},{
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},{
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},{
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"color": "red",
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},{
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"color": "red",
"raw": 1,
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},{
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},{
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},{
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},{
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},{
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"color": "red",
"raw": 3,
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},{
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"color": "red",
"raw": 1,
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},{
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},{
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},{
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"color": "red",
"raw": 1,
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},{
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}]
am4core.useTheme(am4themes_animated);
// Themes end
var chart = am4core.create("divStockPrices", am4charts.XYChart);
chart.padding(0, 15, 0, 15);
chart.colors.step = 3;
chart.dateFormatter.inputDateFormat = 'i';
chart.cursor = new am4charts.XYCursor();
let msje = `
<center><strong><a href=LINK>NAME</a> {categoryX}</strong></center>
<hr />
<table>
<tr>
<th align="left">Value</th>
<td>ACTUAL%</td>
</tr>
</table>
<hr />`
function prepareData(data) {
let datas = {};
datas.length = 0;
for (let i = 0; i < data.length; i++) {
let miBool = false;
ids = Object.keys(datas)
for (let j = 0; j < ids.length; j++) {
if (data[i].deviceID == ids[j]) miBool = true;
}
if (!miBool) {
datas[data[i].deviceID] = [data[i]]
datas.length += 1;
} else datas[data[i].deviceID].push(data[i])
}
return datas;
}
var quantity = 1000;
let data2 = prepareData(data);
//chart.data = data2;
// the following line makes value axes to be arranged vertically.
chart.leftAxesContainer.layout = "vertical";
// uncomment this line if you want to change order of axes
//chart.bottomAxesContainer.reverseOrder = true;
var dateAxis = chart.xAxes.push(new am4charts.DateAxis());
dateAxis.renderer.grid.template.location = 0;
dateAxis.renderer.ticks.template.length = 8;
dateAxis.renderer.ticks.template.strokeOpacity = 0.1;
dateAxis.renderer.grid.template.disabled = true;
dateAxis.renderer.ticks.template.disabled = false;
dateAxis.renderer.ticks.template.strokeOpacity = 0.2;
dateAxis.renderer.minLabelPosition = 0.01;
dateAxis.renderer.maxLabelPosition = 0.99;
dateAxis.keepSelection = true;
dateAxis.baseInterval = {
"timeUnit": "minute",
"count": 1
};
dateAxis.groupIntervals.setAll([
{ timeUnit: "minute", count: 1 },
{ timeUnit: "minute", count: 5 },
{ timeUnit: "minute", count: 10 },
{ timeUnit: "minute", count: 15 },
{ timeUnit: "minute", count: 30 },
{ timeUnit: "hour", count: 1 },
{ timeUnit: "hour", count: 3 },
{ timeUnit: "hour", count: 6 },
{ timeUnit: "hour", count: 12 },
{ timeUnit: "day", count: 1 },
{ timeUnit: "day", count: 2 },
{ timeUnit: "day", count: 3 },
{ timeUnit: "day", count: 4 },
{ timeUnit: "day", count: 5 },
{ timeUnit: "week", count: 1 },
{ timeUnit: "month", count: 1 },
{ timeUnit: "month", count: 2 },
{ timeUnit: "month", count: 3 },
{ timeUnit: "month", count: 6 },
{ timeUnit: "year", count: 1 },
{ timeUnit: "year", count: 2 },
{ timeUnit: "year", count: 5 },
{ timeUnit: "year", count: 10 },
{ timeUnit: "year", count: 50 },
{ timeUnit: "year", count: 100 },
{ timeUnit: "year", count: 200 },
{ timeUnit: "year", count: 500 }
]);
dateAxis.groupData = true;
var valueAxis = chart.yAxes.push(new am4charts.ValueAxis());
valueAxis.tooltip.disabled = true;
valueAxis.zIndex = 1;
valueAxis.renderer.baseGrid.disabled = true;
// height of axis
valueAxis.height = am4core.percent(65);
valueAxis.renderer.gridContainer.background.fill = am4core.color("#000000");
valueAxis.renderer.gridContainer.background.fillOpacity = 0.05;
valueAxis.renderer.inside = true;
valueAxis.renderer.labels.template.verticalCenter = "bottom";
valueAxis.renderer.labels.template.padding(2, 2, 2, 2);
//valueAxis.renderer.maxLabelPosition = 0.95;
valueAxis.renderer.fontSize = "0.8em"
let series = []
for (let i = 0; i < data2.length; i++) {
series.push(chart.series.push(new am4charts.LineSeries()));
series[i].dataFields.dateX = "timeStamp";
series[i].dataFields.valueY = "value";
//series[i].dataFields.valueYShow = "changePercent";
//series[i].tooltipText = "{name}: {valueY.changePercent.formatNumber('[#0c0]+#.00|[#c00]#.##|0')}%";
series[i].name = "Stock A";
series[i].tooltip.getFillFromObject = false;
series[i].tooltip.getStrokeFromObject = true;
series[i].tooltip.background.fill = am4core.color("#fff");
series[i].tooltip.background.strokeWidth = 2;
series[i].tooltip.label.fill = series[i].stroke;
series[i].data = data2[i];
series[i].tensionX = 0.9;
let bullet = series[i].bullets.push(new am4charts.Bullet());
// Maneja el texto a mostrar cuando se posa el mouse encima
bullet.tooltipHTML = msje.replace('ACTUAL', "{value}").replace('LINK', "").replace('NAME', "{name}");
// Modifica el marcador para ser un circulo con el formato especificado
let circle = bullet.createChild(am4core.Circle);
circle.width = 3;
circle.height = 3;
circle.horizontalCenter = "middle";
circle.verticalCenter = "middle";
circle.stroke = am4core.color("#999999");
circle.strokeWidth = 2;
circle.fill = am4core.color("{color}");
}
function customizeGrip(grip) {
grip.icon.disabled = true;
grip.background.disabled = true;
}
var scrollbarX = new am4charts.XYChartScrollbar();
for (let i = 0; i < data2.length; i++) {
scrollbarX.series.push(series[i]);
}
customizeGrip(scrollbarX.startGrip);
customizeGrip(scrollbarX.endGrip);
scrollbarX.marginBottom = 20;
var sbSeries = scrollbarX.scrollbarChart.series.getIndex(0);
sbSeries.dataFields.valueYShow = undefined;
chart.scrollbarX = scrollbarX;
<style>
.graphContainer {
width: 500px;
height: 500px;
}
#chartdata {
max-height: 400px;
overflow: auto;
}
</style>
<script> let TargetID = 2; </script>
<script src="node_modules/ng"></script>
<script src="https://cdn.amcharts.com/lib/4/core.js"></script>
<script src="https://cdn.amcharts.com/lib/4/charts.js"></script>
<script src="https://cdn.amcharts.com/lib/4/plugins/forceDirected.js"></script>
<script src="https://cdn.amcharts.com/lib/4/plugins/piechart.js"></script>
<script src="https://cdn.amcharts.com/lib/4/themes/animated.js"></script>
<div class = "graphContainer" id="divStockPrices"></div>
舉報