128 lines
4.4 KiB
JavaScript
128 lines
4.4 KiB
JavaScript
import { col } from '../csv.js';
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import {
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PALETTE, FONT, axisCommon, periodAxis, titleStyle, legendStyle,
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lineSeries, footnote, watermarks, LAYOUT,
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} from '../theme.js';
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/**
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* 泡泡玛特利润率与费用率拆解(2020H1-2026H1)
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* 毛利率独占上方区间,销售/管理费用率与非GAAP净利率在 5~35% 交织。
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* H2 列为全年累计口径,H1 为半年口径(与利润表一致)。
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*
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* 配色刻意避开 demo margin.js 的 green/orange/purple/coral 和
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* 同页 growth 的 plum/amber/steel/moss,用 Lab ΔE>25 保证明显不同。
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*/
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const SERIES = [
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{ key: 'gross_margin', name: '毛利率', color: '#00696E', width: 3.08 }, // deep teal, 2.8 × 1.1
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{ key: 'sales_expense_rate', name: '销售费用率', color: '#A8862B', width: 2.2 }, // mustard, 2.0 × 1.1
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{ key: 'admin_expense_rate', name: '管理费用率', color: '#4A2D5C', width: 2.2 }, // aubergine, 2.0 × 1.1
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{ key: 'non_gaap_net_margin', name: '非国际归母净利率', color: '#BE3E70', width: 2.86 }, // magenta rose, 2.6 × 1.1
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];
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/**
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* 逐点决定标签朝向:放到"离最近邻居更远"的那一侧。
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*
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* 早先按排名奇偶交替(rank%2)会让排名相邻的两条线相向靠拢 ——
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* 2024H1(销售29.69 / 净利22.33)和 2026H1(净利30.02 / 销售22.89)
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* 两处标签间距只剩 10~11px < 字高 14px,于是被 hideOverlap 丢弃,
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* 表现就是"2026H1 的非国际归母净利率看不到"。
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*
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* 现在比较上下间隙取大者:最高值必朝上、最低值必朝下,
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* 中间值背对最挤的一侧。13 期实测 0 碰撞,无需再丢标签。
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*
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* 注:label.position 不接受函数,只能按数据点逐个覆盖。
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*/
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function labeledData(rows, key) {
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return rows.map((row) => {
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const value = row[key];
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if (value === '' || value == null) return null;
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// 该期所有系列值,降序
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const ranked = SERIES
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.map((s) => row[s.key])
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.filter((v) => v !== '' && v != null)
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.sort((a, b) => b - a);
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const rank = ranked.indexOf(value);
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const gapUp = rank > 0 ? ranked[rank - 1] - value : Infinity;
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const gapDown = rank < ranked.length - 1 ? value - ranked[rank + 1] : Infinity;
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return {
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value,
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label: { position: gapUp >= gapDown ? 'top' : 'bottom', distance: 10 },
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};
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});
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}
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export function ppmtMarginsChart(rows, { width, height }) {
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const pct = (p) => `${p.value}%`;
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return {
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backgroundColor: '#fff',
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title: {
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...titleStyle,
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text: '泡泡玛特利润率与费用率拆解(2020H1-2026H1)',
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subtext: '毛利率抬升叠加费用率下降,共同推动净利率走高(H1为半年,H2为全年累计)',
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},
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legend: {
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// 不继承 legendStyle:它带 icon:'roundRect',会盖掉 ECharts 按系列
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// 自动生成的「短线+空心圆」图例
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top: LAYOUT.legendTop,
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itemGap: 28,
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textStyle: {
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color: PALETTE.ink,
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fontSize: 14,
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fontFamily: FONT,
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},
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data: SERIES.map((s) => s.name),
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},
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grid: { left: 78, right: 56, top: LAYOUT.gridTop, bottom: 80 },
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tooltip: {
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trigger: 'axis',
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valueFormatter: (v) => `${v}%`,
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textStyle: { fontFamily: FONT },
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},
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xAxis: { ...periodAxis, data: col(rows, 'period') },
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yAxis: {
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...axisCommon,
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type: 'value',
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name: '比率(%)',
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nameLocation: 'middle',
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nameGap: 50,
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nameTextStyle: { color: PALETTE.grey, fontSize: 13, fontFamily: FONT },
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min: 0,
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max: 80,
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interval: 20,
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axisLabel: { ...axisCommon.axisLabel, formatter: '{value}%' },
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},
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series: SERIES.map((s) => ({
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...lineSeries({
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name: s.name,
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data: labeledData(rows, s.key),
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color: s.color,
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formatter: pct,
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width: s.width,
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}),
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label: {
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show: true,
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color: s.color,
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fontSize: 12,
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fontWeight: 500,
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fontFamily: FONT,
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formatter: pct,
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// 白描边保证交叉处压线的标签仍可读
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textBorderColor: '#fff',
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textBorderWidth: 3,
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},
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labelLayout: { hideOverlap: true },
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})),
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graphic: [
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...watermarks(width, height),
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footnote(
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'毛利率/费用率取自利润表;非国际归母净利率=非GAAP净利÷营业收入,' +
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'2020H1/H2非GAAP缺失用归母净利替代 | @思考的Joey'
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),
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],
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};
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}
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