194 lines
3.5 KiB
Vue
194 lines
3.5 KiB
Vue
<template>
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<canvas ref="chartEl"></canvas>
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</template>
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<script lang="ts" setup>
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import { watch, onMounted, onUnmounted, ref } from "vue";
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import {
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Chart,
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ArcElement,
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LineElement,
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BarElement,
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PointElement,
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BarController,
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LineController,
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CategoryScale,
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LinearScale,
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TimeScale,
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Legend,
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Title,
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Tooltip,
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SubTitle,
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Filler,
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} from "chart.js";
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import number from "@/filters/number";
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import * as os from "@/os";
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import { defaultStore } from "@/store";
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import { useChartTooltip } from "@/scripts/use-chart-tooltip";
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Chart.register(
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ArcElement,
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LineElement,
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BarElement,
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PointElement,
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BarController,
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LineController,
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CategoryScale,
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LinearScale,
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TimeScale,
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Legend,
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Title,
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Tooltip,
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SubTitle,
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Filler
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);
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const props = defineProps<{
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type: string;
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}>();
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const alpha = (hex, a) => {
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const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex)!;
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const r = parseInt(result[1], 16);
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const g = parseInt(result[2], 16);
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const b = parseInt(result[3], 16);
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return `rgba(${r}, ${g}, ${b}, ${a})`;
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};
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const chartEl = ref<HTMLCanvasElement>(null);
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const gridColor = defaultStore.state.darkMode
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? "rgba(255, 255, 255, 0.1)"
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: "rgba(0, 0, 0, 0.1)";
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// フォントカラー
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Chart.defaults.color = getComputedStyle(
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document.documentElement
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).getPropertyValue("--fg");
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const { handler: externalTooltipHandler } = useChartTooltip();
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let chartInstance: Chart;
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function setData(values) {
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if (chartInstance == null) return;
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for (const value of values) {
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chartInstance.data.labels.push("");
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chartInstance.data.datasets[0].data.push(value);
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if (chartInstance.data.datasets[0].data.length > 200) {
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chartInstance.data.labels.shift();
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chartInstance.data.datasets[0].data.shift();
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}
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}
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chartInstance.update();
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}
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function pushData(value) {
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if (chartInstance == null) return;
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chartInstance.data.labels.push("");
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chartInstance.data.datasets[0].data.push(value);
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if (chartInstance.data.datasets[0].data.length > 200) {
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chartInstance.data.labels.shift();
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chartInstance.data.datasets[0].data.shift();
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}
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chartInstance.update();
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}
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const label =
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props.type === "process"
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? "Process"
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: props.type === "active"
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? "Active"
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: props.type === "delayed"
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? "Delayed"
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: props.type === "waiting"
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? "Waiting"
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: ("?" as never);
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const color =
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props.type === "process"
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? "#9ccfd8"
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: props.type === "active"
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? "#31748f"
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: props.type === "delayed"
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? "#eb6f92"
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: props.type === "waiting"
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? "#f6c177"
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: ("?" as never);
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onMounted(() => {
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chartInstance = new Chart(chartEl.value, {
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type: "line",
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data: {
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labels: [],
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datasets: [
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{
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label: label,
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pointRadius: 0,
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tension: 0.3,
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borderWidth: 2,
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borderJoinStyle: "round",
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borderColor: color,
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backgroundColor: alpha(color, 0.1),
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data: [],
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},
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],
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},
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options: {
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aspectRatio: 2.5,
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layout: {
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padding: {
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left: 0,
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right: 0,
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top: 0,
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bottom: 0,
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},
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},
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scales: {
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x: {
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grid: {
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display: true,
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color: gridColor,
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borderColor: "rgb(0, 0, 0, 0)",
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},
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ticks: {
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display: false,
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maxTicksLimit: 10,
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},
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},
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y: {
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min: 0,
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grid: {
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color: gridColor,
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borderColor: "rgb(0, 0, 0, 0)",
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},
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},
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},
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interaction: {
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intersect: false,
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},
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plugins: {
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legend: {
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display: false,
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},
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tooltip: {
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enabled: false,
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mode: "index",
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animation: {
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duration: 0,
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},
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external: externalTooltipHandler,
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},
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},
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},
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});
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});
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defineExpose({
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setData,
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pushData,
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});
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</script>
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<style lang="scss" scoped></style>
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