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<template>
<div class="chart-container" ref="chartdiv"></div>
</template>
<script>
import * as am5 from '@amcharts/amcharts5';
import * as am5xy from '@amcharts/amcharts5/xy';
import am5themes_Animated from '@amcharts/amcharts5/themes/Animated';
export default {
props: {
chartData: {
type: Array,
required: true,
},
keyMapping: {
type: Object,
},
xField: {
type: String,
default: null
// required: true,
},
},
data() {
return {
chart: null,
};
},
methods: {
createChart(data, keyMapping, xField) {
console.log(typeof(xField));
let mappedData = [];
let keys = Object.keys(data[0]);
for (let dataIndex = 0; dataIndex < data.length; dataIndex++) {
let currentItem = data[dataIndex];
let mappedItem = {};
for (let i = 0; i < keys.length; i++) {
let key = keys[i];
let koreanKey = keyMapping[key];
if (koreanKey) {
mappedItem[koreanKey] = currentItem[key];
}
}
mappedData.push(mappedItem);
}
console.log("mappedData - ",mappedData)
let chartWarp = this.$refs["chartdiv"]; // 차트 상위 div ref 매칭
chartWarp.innerHTML = ""; // 차트 상위 div 내용 초기화 (기존 차트 삭제)
let div = document.createElement("div"); // 차트를 담을 빈 div 생성 (차트 하위 div)
div.style.width = "100%"; // 차트를 담을 div의 넓이
div.style.height = "100%"; // 차트를 담을 div의 높이
chartWarp.appendChild(div); // 차트 상위 div 안에 차트 하위 div를 추가
let root = am5.Root.new(div); // 차트 하위 div에 차트(root) 담기
this.charts = root; // 차트 정보 전역에 담기
root._logo.dispose();
// Set themes
// https://www.amcharts.com/docs/v5/concepts/themes/
root.setThemes([
am5themes_Animated.new(root)
]);
// Create chart
// https://www.amcharts.com/docs/v5/charts/xy-chart/
let chart = root.container.children.push(am5xy.XYChart.new(root, {
panX: true,
panY: true,
wheelX: "panX",
wheelY: "zoomX",
pinchZoomX: true
}));
chart.get("colors").set("step", 3);
// Add cursor
// https://www.amcharts.com/docs/v5/charts/xy-chart/cursor/
let cursor = chart.set("cursor", am5xy.XYCursor.new(root, {}));
cursor.lineY.set("visible", false);
// Create axes
// https://www.amcharts.com/docs/v5/charts/xy-chart/axes/
let xRenderer = am5xy.AxisRendererX.new(root, {});
let xAxis = chart.xAxes.push(
am5xy.CategoryAxis.new(root, {
categoryField: xField,
renderer: xRenderer,
})
);
xRenderer.grid.template.setAll({
location: 1
})
xAxis.data.setAll(mappedData);
let yAxis = chart.yAxes.push(
am5xy.ValueAxis.new(root, {
min: 0,
extraMax: 0.1,
renderer: am5xy.AxisRendererY.new(root, {
strokeOpacity: 0.1
})
})
);
// Add series
Object.keys(mappedData[0]).forEach((key, index) => {
if (key !== xField) {
let series = chart.series.push(am5xy.LineSeries.new(root, {
name: key,
xAxis: xAxis,
yAxis: yAxis,
valueYField: key,
categoryXField: xField,
tooltip: am5.Tooltip.new(root, {
labelText: "{name}: {valueY}"
})
}));
series.strokes.template.setAll({
strokeWidth: 2
});
series.get("tooltip").get("background").set("fillOpacity", 0.5);
series.data.setAll(mappedData.map(item => ({
[xField]: item[xField],
[key]: item[key]
})));
}
});
// Make stuff animate on load
// https://www.amcharts.com/docs/v5/concepts/animations/
chart.series.each((series) => {
series.appear(1000);
});
chart.appear(1000, 100);
}
},
watch: {
'chartData': function (newData) {
console.log('newData - ', newData)
this.createChart(newData,this.keyMapping,this.xField);
}
},
mounted() {
// this.chart = this.createChart(this.data, this.xField, this.yField, this.colors, this.unit);
},
};
</script>
<style scoped>
.chart-container {
width: 100%;
height: 400px;
}
</style>