mirror of
https://iceshrimp.dev/Crimekillz/jointrashposs.git
synced 2024-11-22 08:53:49 +01:00
123 lines
3.8 KiB
Vue
123 lines
3.8 KiB
Vue
<template>
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<svg viewBox="-3 -3 70 70">
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<circle
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v-for="(item, index) in sortedData"
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cx="32"
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cy="32"
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r="16"
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:class="[
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$style.pie,
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(focusedIndex === index) && $style.focused,
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]"
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:style="getStyle(index)"
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:data-real-value="item"
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/>
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</svg>
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</template>
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<script setup lang="ts">
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/**
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* 軽量円グラフ描画コンポーネント（すごい）
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*/
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const props = withDefaults(defineProps<{
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/** グラフにしたいデータ（数字の配列 or kv形式のオブジェクト） */
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data: number[] | Record<string | number | symbol, number>;
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/** 多い順にソートするか？（デフォルトON） */
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sort?: boolean;
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/** 小さな値を「その他」としてまとめるか？（デフォルトON、数値指定でその割合以下の項目をまとめる） */
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truncMinor?: boolean | number;
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/** グラデーション開始色（[r, g, b]の配列で指定） */
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startColor?: [number, number, number];
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/** グラデーション終了色（[r, g, b]の配列で指定） */
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endColor?: [number, number, number];
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/** 強調するindex番号を指定 */
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focusedIndex?: number;
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}>(), {
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sort: true,
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truncMinor: true,
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startColor: [74, 179, 0],
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endColor: [230, 255, 148],
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});
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const isReady = ref(false);
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const sortedData = computed(() => {
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let out = Array.isArray(props.data) ? props.data : Object.values(props.data);
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const sum = out.reduce((p, c) => p + c, 0);
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if (props.sort) {
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out = out.sort((a, b) => b - a);
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}
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if (props.truncMinor !== false) {
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const ratio = props.truncMinor === true ? 0.02 : props.truncMinor;
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const toBeTrunked = out.filter((v) => v / sum < ratio);
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out = [
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...out.filter((v) => v / sum >= ratio),
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toBeTrunked.reduce((p, c) => p + c, 0),
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];
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}
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return out;
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});
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const steppedColors = computed(() => {
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const r = sortedData.value.map((_, i, a) => props.startColor[0] - (props.startColor[0] - props.endColor[0]) / a.length * i);
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const g = sortedData.value.map((_, i, a) => props.startColor[1] - (props.startColor[1] - props.endColor[1]) / a.length * i);
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const b = sortedData.value.map((_, i, a) => props.startColor[2] - (props.startColor[2] - props.endColor[2]) / a.length * i);
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return sortedData.value.map((_, i) => [r[i], g[i], b[i]]);
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});
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const dasharrays = computed(() => {
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const sum = sortedData.value.reduce((p, c) => p + c, 0);
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const out: number[][] = [];
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let start = 0;
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for (let index = 0; index < sortedData.value.length; index++) {
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const element = sortedData.value[index];
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const percentage = element / sum;
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if (index === 0) {
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out[index] = [percentage * 100, 100 - percentage * 100];
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start = percentage * 100;
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} else {
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out[index] = [
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0,
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start,
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percentage * 100,
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Math.max(100 - (start + (percentage * 100)), 0),
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];
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start += percentage * 100;
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}
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}
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return out.map((v) => v.join(' '));
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});
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function getStyle(index: number) {
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return `stroke: rgb(${steppedColors.value[index][0]}, ${steppedColors.value[index][1]}, ${steppedColors.value[index][2]});
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stroke-dasharray: ${dasharrays.value[index]}`;
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}
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onMounted(() => {
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watch(dasharrays, (to) => {
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if (to.length > 0) {
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setTimeout(() => {
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isReady.value = true;
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}, 100);
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}
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})
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});
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</script>
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<style module>
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.pie {
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@apply transition-transform;
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transform-origin: center;
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fill: transparent;
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stroke-width: 32;
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stroke-dashoffset: 25;
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}
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.focused.pie {
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transform: scale(1.08);
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}
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</style>
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