feat: 接入大屏修复bug
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264
apps/web-antd/src/utils/pie3d.ts
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264
apps/web-antd/src/utils/pie3d.ts
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import * as echarts from 'echarts'
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import 'echarts-gl'
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interface Pie3DData {
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name: string
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value: number
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itemStyle?: {
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color?: string
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opacity?: number
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}
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startRatio?: number
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endRatio?: number
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}
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interface Pie3DOptions {
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data: Pie3DData[]
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height?: number
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hoverHeightScale?: number
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selectOffset?: number
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distance?: number
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boxHeight?: number
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radius?: number
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}
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interface ParametricEquation {
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u: { min: number; max: number; step: number }
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v: { min: number; max: number; step: number }
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x: (u: number, v: number) => number
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y: (u: number, v: number) => number
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z: (u: number, v: number) => number
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}
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interface SeriesItem {
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name: string
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type: string
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parametric: boolean
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wireframe: { show: boolean }
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pieData?: Pie3DData
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pieStatus?: { selected: boolean; hovered: boolean; k: number }
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itemStyle?: any
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parametricEquation?: ParametricEquation
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}
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/**
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* 渲染3D饼图，支持点击选中（外移）、鼠标悬停高亮（升高）、高亮修正，无label/legend。
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* @param dom - 容器DOM
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* @param options - 配置项
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* options.data: [{name, value, itemStyle}]
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* options.height: 饼图厚度
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* options.hoverHeightScale: 高亮时高度放大倍数
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* options.selectOffset: 选中时外移距离（默认0.1）
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* options.distance: 视角距离
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* options.boxHeight: grid3D.boxHeight
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* options.radius: 半径缩放
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* @returns echartsInstance
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*/
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export function renderPie3DChart(dom: HTMLElement, options: Pie3DOptions): echarts.ECharts | undefined {
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if (!dom) return
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const myChart = echarts.init(dom)
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const hoverHeightScale = options.hoverHeightScale || 1.2
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const selectOffset = options.selectOffset || 0.1
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const distance = options.distance || 120
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const gridBoxHeight = options.boxHeight || 10
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const R = options.radius || 0.8
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const fixedH = 100
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// 生成扇形的曲面参数方程
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function getParametricEquation(startRatio: number, endRatio: number, isSelected: boolean, isHovered: boolean, k: number, h: number): ParametricEquation {
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const midRatio = (startRatio + endRatio) / 2
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const startRadian = startRatio * Math.PI * 2
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const endRadian = endRatio * Math.PI * 2
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const midRadian = midRatio * Math.PI * 2
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if (startRatio === 0 && endRatio === 1) isSelected = false
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k = typeof k !== 'undefined' ? k : 1
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const offsetX = isSelected ? Math.cos(midRadian) * selectOffset : 0
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const offsetY = isSelected ? Math.sin(midRadian) * selectOffset : 0
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const hoverRate = isHovered ? 1.05 : 1
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return {
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u: { min: -Math.PI, max: Math.PI * 3, step: Math.PI / 32 },
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v: { min: 0, max: Math.PI * 2, step: Math.PI / 20 },
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x: function(u: number, v: number) {
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if (u < startRadian) return offsetX + R * Math.cos(startRadian) * (1 + Math.cos(v) * k) * hoverRate
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if (u > endRadian) return offsetX + R * Math.cos(endRadian) * (1 + Math.cos(v) * k) * hoverRate
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return offsetX + R * Math.cos(u) * (1 + Math.cos(v) * k) * hoverRate
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},
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y: function(u: number, v: number) {
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if (u < startRadian) return offsetY + R * Math.sin(startRadian) * (1 + Math.cos(v) * k) * hoverRate
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if (u > endRadian) return offsetY + R * Math.sin(endRadian) * (1 + Math.cos(v) * k) * hoverRate
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return offsetY + R * Math.sin(u) * (1 + Math.cos(v) * k) * hoverRate
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},
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z: function(u: number, v: number) {
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if (u < -Math.PI * 0.5) return Math.sin(u)
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if (u > Math.PI * 2.5) return Math.sin(u) * h * .1
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return Math.sin(v) > 0 ? 1 * h * .1 : -1
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}
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}
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}
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// 生成series
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function getPie3D(pieData: Pie3DData[]): SeriesItem[] {
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const series: SeriesItem[] = []
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let sumValue = 0
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let startValue = 0
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let endValue = 0
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const k = 1 // 实心饼图
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for (let i = 0; i < pieData.length; i++) {
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sumValue += pieData[i].value
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const seriesItem: SeriesItem = {
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name: typeof pieData[i].name === 'undefined' ? `series${i}` : pieData[i].name,
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type: 'surface',
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parametric: true,
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wireframe: { show: false },
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pieData: pieData[i],
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pieStatus: { selected: false, hovered: false, k: k }
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}
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if (pieData[i].itemStyle) {
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const itemStyle: any = {}
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const itemStyleObj: any = pieData[i].itemStyle
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if (itemStyleObj.color) itemStyle.color = itemStyleObj.color
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if (itemStyleObj.opacity !== undefined) itemStyle.opacity = itemStyleObj.opacity
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seriesItem.itemStyle = itemStyle
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}
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series.push(seriesItem)
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}
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for (let i = 0; i < series.length; i++) {
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endValue = startValue + series[i].pieData!.value
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series[i].pieData!.startRatio = startValue / sumValue
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series[i].pieData!.endRatio = endValue / sumValue
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series[i].parametricEquation = getParametricEquation(
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series[i].pieData!.startRatio!,
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series[i].pieData!.endRatio!,
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false,
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false,
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k,
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fixedH // 所有块厚度一样
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)
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startValue = endValue
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}
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// 透明圆环用于高亮修正
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series.push({
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name: 'mouseoutSeries',
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type: 'surface',
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parametric: true,
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wireframe: { show: false },
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itemStyle: { opacity: 0 },
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parametricEquation: {
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u: { min: 0, max: Math.PI * 2, step: Math.PI / 20 },
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v: { min: 0, max: Math.PI, step: Math.PI / 20 },
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x: function(u: number, v: number) { return Math.sin(v) * Math.sin(u) + Math.sin(u) },
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y: function(u: number, v: number) { return Math.sin(v) * Math.cos(u) + Math.cos(u) },
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z: function(u: number, v: number) { return Math.cos(v) > 0 ? 0.1 : -0.1 }
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}
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})
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return series
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}
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const series = getPie3D(options.data)
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// 不加pie2d，不加legend，不加label
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const option = {
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backgroundColor: 'rgba(0,0,0,0)',
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legend: undefined,
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tooltip: undefined,
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xAxis3D: { min: -1, max: 1 },
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yAxis3D: { min: -1, max: 1 },
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zAxis3D: { min: -1, max: 1 },
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grid3D: {
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show: false,
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boxHeight: gridBoxHeight,
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viewControl: {
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alpha: 35,
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distance: distance,
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rotateSensitivity: 0,
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zoomSensitivity: 0,
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panSensitivity: 0,
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autoRotate: false
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}
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},
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series: series
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}
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myChart.setOption(option, true)
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// 选中/高亮交互
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let hoveredIndex = ''
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// // 点击选中（外移）
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// myChart.on('click', function(params) {
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// if (!series[params.seriesIndex] || series[params.seriesIndex].type !== 'surface') return;
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// let isSelected = !series[params.seriesIndex].pieStatus.selected;
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// let isHovered = series[params.seriesIndex].pieStatus.hovered;
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// let k = series[params.seriesIndex].pieStatus.k;
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// let startRatio = series[params.seriesIndex].pieData.startRatio;
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// let endRatio = series[params.seriesIndex].pieData.endRatio;
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// // 取消之前选中
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// if (selectedIndex !== '' && selectedIndex !== params.seriesIndex) {
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// let prev = series[selectedIndex];
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// prev.parametricEquation = getParametricEquation(
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// prev.pieData.startRatio, prev.pieData.endRatio, false, prev.pieStatus.hovered, k, prev.pieData.value
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// );
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// prev.pieStatus.selected = false;
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// }
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// // 当前选中/取消
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// series[params.seriesIndex].parametricEquation = getParametricEquation(
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// startRatio, endRatio, isSelected, isHovered, k, series[params.seriesIndex].pieData.value
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// );
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// series[params.seriesIndex].pieStatus.selected = isSelected;
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// isSelected ? selectedIndex = params.seriesIndex : selectedIndex = '';
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// myChart.setOption({ series });
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// });
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// 悬停高亮（升高）
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myChart.on('mouseover', function(params: any) {
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if (!series[params.seriesIndex] || !series[params.seriesIndex].pieData) return
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if (hoveredIndex === params.seriesIndex) return
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// 取消之前高亮
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if (hoveredIndex !== '') {
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const prev = series[parseInt(hoveredIndex)]
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if (!prev || !prev.pieData) return
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prev.parametricEquation = getParametricEquation(
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prev.pieData.startRatio!,
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prev.pieData.endRatio!,
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prev.pieStatus!.selected,
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false,
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prev.pieStatus!.k,
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fixedH
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)
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prev.pieStatus!.hovered = false
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hoveredIndex = ''
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}
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// 当前高亮
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const cur = series[params.seriesIndex]
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cur.parametricEquation = getParametricEquation(
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cur.pieData!.startRatio!,
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cur.pieData!.endRatio!,
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cur.pieStatus!.selected,
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true,
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cur.pieStatus!.k,
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fixedH * hoverHeightScale
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)
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cur.pieStatus!.hovered = true
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hoveredIndex = params.seriesIndex.toString()
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myChart.setOption({ series })
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})
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// 全局移出，修正高亮残留
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myChart.on('globalout', function() {
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if (hoveredIndex !== '') {
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const prev = series[parseInt(hoveredIndex)]
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if (!prev || !prev.pieData) return
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prev.parametricEquation = getParametricEquation(
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prev.pieData.startRatio!,
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prev.pieData.endRatio!,
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prev.pieStatus!.selected,
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false,
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prev.pieStatus!.k,
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fixedH
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)
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prev.pieStatus!.hovered = false
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hoveredIndex = ''
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myChart.setOption({ series })
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}
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})
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return myChart
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}
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