misskey/packages/client/src/pages/admin/overview.pie.vue
2022-06-30 22:02:08 +09:00

109 lines
2.0 KiB
Vue

<template>
<canvas ref="chartEl"></canvas>
</template>
<script lang="ts" setup>
import { onMounted, onUnmounted, ref } from 'vue';
import {
Chart,
ArcElement,
LineElement,
BarElement,
PointElement,
BarController,
LineController,
CategoryScale,
LinearScale,
TimeScale,
Legend,
Title,
Tooltip,
SubTitle,
Filler,
DoughnutController,
} from 'chart.js';
import number from '@/filters/number';
import { defaultStore } from '@/store';
import { useChartTooltip } from '@/scripts/use-chart-tooltip';
Chart.register(
ArcElement,
LineElement,
BarElement,
PointElement,
BarController,
LineController,
DoughnutController,
CategoryScale,
LinearScale,
TimeScale,
Legend,
Title,
Tooltip,
SubTitle,
Filler,
);
const props = defineProps<{
data: { name: string; value: number; color: string; onClick?: () => void }[];
}>();
const chartEl = ref<HTMLCanvasElement>(null);
// フォントカラー
Chart.defaults.color = getComputedStyle(document.documentElement).getPropertyValue('--fg');
const { handler: externalTooltipHandler } = useChartTooltip();
let chartInstance: Chart;
onMounted(() => {
chartInstance = new Chart(chartEl.value, {
type: 'doughnut',
data: {
labels: props.data.map(x => x.name),
datasets: [{
backgroundColor: props.data.map(x => x.color),
borderColor: getComputedStyle(document.documentElement).getPropertyValue('--panel'),
borderWidth: 2,
hoverOffset: 0,
data: props.data.map(x => x.value),
}],
},
options: {
layout: {
padding: {
left: 16,
right: 16,
top: 16,
bottom: 16,
},
},
onClick: (ev) => {
const hit = chartInstance.getElementsAtEventForMode(ev, 'nearest', { intersect: true }, false)[0];
if (hit && props.data[hit.index].onClick) {
props.data[hit.index].onClick();
}
},
plugins: {
legend: {
display: false,
},
tooltip: {
enabled: false,
mode: 'index',
animation: {
duration: 0,
},
external: externalTooltipHandler,
},
},
},
});
});
</script>
<style lang="scss" scoped>
</style>