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import React, { Component } from "react";
import * as am5 from "@amcharts/amcharts5";
import * as am5xy from "@amcharts/amcharts5/xy";
import am5themes_Animated from "@amcharts/amcharts5/themes/Animated";
class Chart6 extends Component {
componentDidMount() {
let root = am5.Root.new("chart6");
root._logo.dispose();
// Set themes
// https://www.amcharts.com/docs/v5/concepts/themes/
root.setThemes([
am5themes_Animated.new(root)
]);
root.dateFormatter.setAll({
dateFormat: "yyyy-MM-dd",
dateFields: ["valueX"]
});
let data = [
{
date: "2021-01-01",
steps: 4561
},
{
date: "2021-01-02",
steps: 5687
},
{
date: "2021-01-03",
steps: 6348
},
{
date: "2021-01-04",
steps: 4878
},
{
date: "2021-01-05",
steps: 9867
},
{
date: "2021-01-06",
steps: 7561
},
{
date: "2021-01-07",
steps: 1287
},
{
date: "2021-01-08",
steps: 3298
},
{
date: "2021-01-09",
steps: 5697
},
{
date: "2021-01-10",
steps: 4878
},
{
date: "2021-01-11",
steps: 8788
},
{
date: "2021-01-12",
steps: 9560
},
{
date: "2021-01-13",
steps: 11687
},
{
date: "2021-01-14",
steps: 5878
},
{
date: "2021-01-15",
steps: 9789
},
{
date: "2021-01-16",
steps: 3987
},
{
date: "2021-01-17",
steps: 5898
},
{
date: "2021-01-18",
steps: 9878
},
{
date: "2021-01-19",
steps: 13687
},
{
date: "2021-01-20",
steps: 6789
},
{
date: "2021-01-21",
steps: 4531
},
{
date: "2021-01-22",
steps: 5856
},
{
date: "2021-01-23",
steps: 5737
},
{
date: "2021-01-24",
steps: 9987
},
{
date: "2021-01-25",
steps: 16457
},
{
date: "2021-01-26",
steps: 7878
},
{
date: "2021-01-27",
steps: 6845
},
{
date: "2021-01-28",
steps: 4659
},
{
date: "2021-01-29",
steps: 7892
},
{
date: "2021-01-30",
steps: 7362
},
{
date: "2021-01-31",
steps: 3268
}
];
// Create chart
// https://www.amcharts.com/docs/v5/charts/xy-chart/
let chart = root.container.children.push(
am5xy.XYChart.new(root, {
focusable: true,
panX: true,
panY: false,
wheelX: "panX",
wheelY: "none"
})
);
let easing = am5.ease.linear;
// hide zoomout button
chart.zoomOutButton.set("forceHidden", true);
// add label
chart.plotContainer.children.push(
am5.Label.new(root, { text: "Pan chart to change date", x: 100, y: 50 })
);
// Create axes
// https://www.amcharts.com/docs/v5/charts/xy-chart/axes/
let xRenderer = am5xy.AxisRendererX.new(root, {
minGridDistance: 50,
strokeOpacity: 0.2
});
xRenderer.grid.template.set("forceHidden", true);
let xAxis = chart.xAxes.push(
am5xy.DateAxis.new(root, {
maxDeviation: 0.49,
snapTooltip: false,
baseInterval: {
timeUnit: "day",
count: 1
},
renderer: xRenderer,
tooltip: am5.Tooltip.new(root, {})
})
);
let yRenderer = am5xy.AxisRendererY.new(root, { inside: true });
yRenderer.grid.template.set("forceHidden", true);
let yAxis = chart.yAxes.push(
am5xy.ValueAxis.new(root, {
maxDeviation: 0,
renderer: yRenderer
})
);
// Add series
// https://www.amcharts.com/docs/v5/charts/xy-chart/series/
let series = chart.series.push(
am5xy.ColumnSeries.new(root, {
xAxis: xAxis,
yAxis: yAxis,
valueYField: "steps",
valueXField: "date",
tooltip: am5.Tooltip.new(root, {
pointerOrientation: "vertical",
labelText: "{valueY}"
})
})
);
series.columns.template.setAll({
cornerRadiusTL: 15,
cornerRadiusTR: 15,
maxWidth: 30,
strokeOpacity: 0
});
series.columns.template.adapters.add("fill", function (fill, target) {
if (target.dataItem.get("valueY") < 6000) {
return am5.color(0xdadada);
}
return fill;
});
// Set up data processor to parse string dates
// https://www.amcharts.com/docs/v5/concepts/data/#Pre_processing_data
series.data.processor = am5.DataProcessor.new(root, {
dateFormat: "yyyy-MM-dd",
dateFields: ["date"]
});
series.data.setAll(data);
// do not allow tooltip to move horizontally
series.get("tooltip").adapters.add("x", function (x) {
return chart.plotContainer.toGlobal({
x: chart.plotContainer.width() / 2,
y: 0
}).x;
});
// add ranges
let goalRange = yAxis.createAxisRange(yAxis.makeDataItem({
value: 6000
}));
goalRange.get("grid").setAll({
forceHidden: false,
strokeOpacity: 0.2
});
let goalLabel = goalRange.get("label");
goalLabel.setAll({
centerY: am5.p100,
centerX: am5.p100,
text: "Goal"
});
// put to other side
goalLabel.adapters.add("x", function (x) {
return chart.plotContainer.width();
});
let goalRange2 = yAxis.createAxisRange(yAxis.makeDataItem({
value: 12000
}));
goalRange2.get("grid").setAll({
forceHidden: false,
strokeOpacity: 0.2
});
let goalLabel2 = goalRange2.get("label");
goalLabel2.setAll({
centerY: am5.p100,
centerX: am5.p100,
text: "2 x Goal"
});
// put to other side
goalLabel2.adapters.add("x", function (x) {
return chart.plotContainer.width();
});
// reposition when width changes
chart.plotContainer.onPrivate("width", function () {
goalLabel.markDirtyPosition();
goalLabel2.markDirtyPosition();
});
// Add cursor
// https://www.amcharts.com/docs/v5/charts/xy-chart/cursor/
let cursor = chart.set("cursor", am5xy.XYCursor.new(root, {
alwaysShow: true,
behavior: "none",
positionX: 0.5 // make it always be at the center
}));
cursor.lineY.set("visible", false);
// zoom to last 11 days
series.events.on("datavalidated", function () {
let toTime =
series.dataItems[series.dataItems.length - 1].get("valueX") +
am5.time.getDuration("day", 1);
let fromTime = series.dataItems[series.dataItems.length - 11].get("valueX");
xAxis.zoomToValues(fromTime, toTime);
});
// when plot are is released, round zoom to nearest days
chart.plotContainer.events.on("globalpointerup", function () {
let dayDuration = am5.time.getDuration("day", 1);
let firstTime = am5.time
.round(new Date(series.dataItems[0].get("valueX")), "day", 1)
.getTime();
let lastTime =
series.dataItems[series.dataItems.length - 1].get("valueX") + dayDuration;
let totalTime = lastTime - firstTime;
let days = totalTime / dayDuration;
let roundedStart =
firstTime + Math.round(days * xAxis.get("start")) * dayDuration;
let roundedEnd =
firstTime + Math.round(days * xAxis.get("end")) * dayDuration;
xAxis.zoomToValues(roundedStart, roundedEnd);
});
// Make stuff animate on load
// https://www.amcharts.com/docs/v5/concepts/animations/
chart.appear(1000, 50);
}
componentWillUnmount() {
if (this.root) {
this.root.dispose();
}
}
render() {
return <div id="chart6" style={{ width: "100%", height: "22vh" }}></div>;
}
}
export default Chart6;