139 lines
2.8 KiB
Vue
139 lines
2.8 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 { onMounted, shallowRef } from 'vue';
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import { Chart } from 'chart.js';
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import { defaultStore } from '@/store';
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import { useChartTooltip } from '@/scripts/use-chart-tooltip';
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import { chartVLine } from '@/scripts/chart-vline';
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import { alpha } from '@/scripts/color';
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import { initChart } from '@/scripts/init-chart';
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initChart();
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const props = defineProps<{
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type: string;
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}>();
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const chartEl = shallowRef<HTMLCanvasElement>(null);
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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 > 100) {
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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 > 100) {
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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' ? 'Process' :
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props.type === 'active' ? 'Active' :
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props.type === 'delayed' ? 'Delayed' :
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props.type === 'waiting' ? 'Waiting' :
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'?' as never;
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const color =
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props.type === 'process' ? '#00E396' :
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props.type === 'active' ? '#00BCD4' :
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props.type === 'delayed' ? '#E53935' :
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props.type === 'waiting' ? '#FFB300' :
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'?' as never;
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onMounted(() => {
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const vLineColor = defaultStore.state.darkMode ? 'rgba(255, 255, 255, 0.2)' : 'rgba(0, 0, 0, 0.2)';
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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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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, 0.2),
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fill: true,
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data: [],
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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: false,
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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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},
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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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plugins: [chartVLine(vLineColor)],
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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>
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</style>
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