Echarts tree树图按层级自定义容器宽高及显示隐藏层级后重新渲染树图宽高

import React, { useState, useEffect } from 'react';
import * as echarts from 'echarts';

export default function index() {
	const [containerHeight, setContainerHeight] = useState(800);
	useEffect(() => {
		modelCenterTree();
	}, []);

	const resize = (myChart) => {
		const elesArr = Array.from(
			new Set(myChart._chartsViews[0]._data._graphicEls),
		);
		const dep = myChart._chartsViews[0]._data.tree.root.height; // 获取树高

		const layerHeight = 200; // 层级之间的高度
		const currentHeight = layerHeight * (dep + 1) || layerHeight;
		const newHeight = Math.max(currentHeight, layerHeight);
		const chartHeight = newHeight; // 树高

		const layerWidth = 50; // 兄弟节点之间的距离
		const currentWidth = layerWidth * (elesArr.length - 1) || layerWidth;
		const newWidth = Math.max(currentWidth, layerWidth);
		const chartWidth = newWidth; // 树宽

		setContainerHeight(chartWidth);
		setTimeout(() => {
			myChart.resize();
		}, 350);
	};

	const modelCenterTree = () => {
		const data = {
			name: 'flare',
			children: [
				{
					name: 'analytics',
					children: [
						{
							name: 'cluster',
							children: [
								{ name: 'AgglomerativeCluster', value: 3938 },
								{ name: 'CommunityStructure', value: 3812 },
								{ name: 'HierarchicalCluster', value: 6714 },
								{ name: 'MergeEdge', value: 743 },
							],
						},
						{
							name: 'graph',
							children: [
								{ name: 'BetweennessCentrality', value: 3534 },
								{ name: 'LinkDistance', value: 5731 },
								{ name: 'MaxFlowMinCut', value: 7840 },
								{ name: 'ShortestPaths', value: 5914 },
								{ name: 'SpanningTree', value: 3416 },
							],
						},
						{
							name: 'optimization',
							children: [{ name: 'AspectRatioBanker', value: 7074 }],
						},
					],
				},

				{
					name: 'animate',
					children: [
						{ name: 'Easing', value: 17010 },
						{ name: 'FunctionSequence', value: 5842 },
						{
							name: 'interpolate',
							children: [
								{ name: 'ArrayInterpolator', value: 1983 },
								{ name: 'ColorInterpolator', value: 2047 },
								{ name: 'DateInterpolator', value: 1375 },
								{ name: 'Interpolator', value: 8746 },
								{ name: 'MatrixInterpolator', value: 2202 },
								{ name: 'NumberInterpolator', value: 1382 },
								{ name: 'ObjectInterpolator', value: 1629 },
								{ name: 'PointInterpolator', value: 1675 },
								{ name: 'RectangleInterpolator', value: 2042 },
							],
						},
						{ name: 'ISchedulable', value: 1041 },
						{ name: 'Parallel', value: 5176 },
						{ name: 'Pause', value: 449 },
						{ name: 'Scheduler', value: 5593 },
						{ name: 'Sequence', value: 5534 },
						{ name: 'Transition', value: 9201 },
						{ name: 'Transitioner', value: 19975 },
						{ name: 'TransitionEvent', value: 1116 },
						{ name: 'Tween', value: 6006 },
					],
				},
				{
					name: 'data',
					children: [
						{
							name: 'converters',
							children: [
								{ name: 'Converters', value: 721 },
								{ name: 'DelimitedTextConverter', value: 4294 },
								{ name: 'GraphMLConverter', value: 9800 },
								{ name: 'IDataConverter', value: 1314 },
								{ name: 'JSONConverter', value: 2220 },
							],
						},
						{ name: 'DataField', value: 1759 },
						{ name: 'DataSchema', value: 2165 },
						{ name: 'DataSet', value: 586 },
						{ name: 'DataSource', value: 3331 },
						{ name: 'DataTable', value: 772 },
						{ name: 'DataUtil', value: 3322 },
					],
				},
				{
					name: 'display',
					children: [
						{ name: 'DirtySprite', value: 8833 },
						{ name: 'LineSprite', value: 1732 },
						{ name: 'RectSprite', value: 3623 },
						{ name: 'TextSprite', value: 10066 },
					],
				},
				{
					name: 'flex',
					children: [{ name: 'FlareVis', value: 4116 }],
				},
				{
					name: 'physics',
					children: [
						{ name: 'DragForce', value: 1082 },
						{ name: 'GravityForce', value: 1336 },
						{ name: 'IForce', value: 319 },
						{ name: 'NBodyForce', value: 10498 },
						{ name: 'Particle', value: 2822 },
						{ name: 'Simulation', value: 9983 },
						{ name: 'Spring', value: 2213 },
						{ name: 'SpringForce', value: 1681 },
					],
				},
				{
					name: 'query',
					children: [
						{ name: 'AggregateExpression', value: 1616 },
						{ name: 'And', value: 1027 },
						{ name: 'Arithmetic', value: 3891 },
						{ name: 'Average', value: 891 },
						{ name: 'BinaryExpression', value: 2893 },
						{ name: 'Comparison', value: 5103 },
						{ name: 'CompositeExpression', value: 3677 },
						{ name: 'Count', value: 781 },
						{ name: 'DateUtil', value: 4141 },
						{ name: 'Distinct', value: 933 },
						{ name: 'Expression', value: 5130 },
						{ name: 'ExpressionIterator', value: 3617 },
						{ name: 'Fn', value: 3240 },
						{ name: 'If', value: 2732 },
						{ name: 'IsA', value: 2039 },
						{ name: 'Literal', value: 1214 },
						{ name: 'Match', value: 3748 },
						{ name: 'Maximum', value: 843 },
						{
							name: 'methods',
							children: [
								{ name: 'add', value: 593 },
								{ name: 'and', value: 330 },
								{ name: 'average', value: 287 },
								{ name: 'count', value: 277 },
								{ name: 'distinct', value: 292 },
								{ name: 'div', value: 595 },
								{ name: 'eq', value: 594 },
								{ name: 'fn', value: 460 },
								{ name: 'gt', value: 603 },
								{ name: 'gte', value: 625 },
								{ name: 'iff', value: 748 },
								{ name: 'isa', value: 461 },
								{ name: 'lt', value: 597 },
								{ name: 'lte', value: 619 },
								{ name: 'max', value: 283 },
								{ name: 'min', value: 283 },
								{ name: 'mod', value: 591 },
								{ name: 'mul', value: 603 },
								{ name: 'neq', value: 599 },
								{ name: 'not', value: 386 },
								{ name: 'or', value: 323 },
								{ name: 'orderby', value: 307 },
								{ name: 'range', value: 772 },
								{ name: 'select', value: 296 },
								{ name: 'stddev', value: 363 },
								{ name: 'sub', value: 600 },
								{ name: 'sum', value: 280 },
								{ name: 'update', value: 307 },
								{ name: 'variance', value: 335 },
								{ name: 'where', value: 299 },
								{ name: 'xor', value: 354 },
								{ name: '-', value: 264 },
							],
						},
						{ name: 'Minimum', value: 843 },
						{ name: 'Not', value: 1554 },
						{ name: 'Or', value: 970 },
						{ name: 'Query', value: 13896 },
						{ name: 'Range', value: 1594 },
						{ name: 'StringUtil', value: 4130 },
						{ name: 'Sum', value: 791 },
						{ name: 'Variable', value: 1124 },
						{ name: 'Variance', value: 1876 },
						{ name: 'Xor', value: 1101 },
					],
				},
				{
					name: 'scale',
					children: [
						{ name: 'IScaleMap', value: 2105 },
						{ name: 'LinearScale', value: 1316 },
						{ name: 'LogScale', value: 3151 },
						{ name: 'OrdinalScale', value: 3770 },
						{ name: 'QuantileScale', value: 2435 },
						{ name: 'QuantitativeScale', value: 4839 },
						{ name: 'RootScale', value: 1756 },
						{ name: 'Scale', value: 4268 },
						{ name: 'ScaleType', value: 1821 },
						{ name: 'TimeScale', value: 5833 },
					],
				},
				{
					name: 'util',
					children: [
						{ name: 'Arrays', value: 8258 },
						{ name: 'Colors', value: 10001 },
						{ name: 'Dates', value: 8217 },
						{ name: 'Displays', value: 12555 },
						{ name: 'Filter', value: 2324 },
						{ name: 'Geometry', value: 10993 },
						{
							name: 'heap',
							children: [
								{ name: 'FibonacciHeap', value: 9354 },
								{ name: 'HeapNode', value: 1233 },
							],
						},
						{ name: 'IEvaluable', value: 335 },
						{ name: 'IPredicate', value: 383 },
						{ name: 'IValueProxy', value: 874 },
						{
							name: 'math',
							children: [
								{ name: 'DenseMatrix', value: 3165 },
								{ name: 'IMatrix', value: 2815 },
								{ name: 'SparseMatrix', value: 3366 },
							],
						},
						{ name: 'Maths', value: 17705 },
						{ name: 'Orientation', value: 1486 },
						{
							name: 'palette',
							children: [
								{ name: 'ColorPalette', value: 6367 },
								{ name: 'Palette', value: 1229 },
								{ name: 'ShapePalette', value: 2059 },
								{ name: 'SizePalette', value: 2291 },
							],
						},
						{ name: 'Property', value: 5559 },
						{ name: 'Shapes', value: 19118 },
						{ name: 'Sort', value: 6887 },
						{ name: 'Stats', value: 6557 },
						{ name: 'Strings', value: 22026 },
					],
				},
				{
					name: 'vis',
					children: [
						{
							name: 'axis',
							children: [
								{ name: 'Axes', value: 1302 },
								{ name: 'Axis', value: 24593 },
								{ name: 'AxisGridLine', value: 652 },
								{ name: 'AxisLabel', value: 636 },
								{ name: 'CartesianAxes', value: 6703 },
							],
						},
						{
							name: 'controls',
							children: [
								{ name: 'AnchorControl', value: 2138 },
								{ name: 'ClickControl', value: 3824 },
								{ name: 'Control', value: 1353 },
								{ name: 'ControlList', value: 4665 },
								{ name: 'DragControl', value: 2649 },
								{ name: 'ExpandControl', value: 2832 },
								{ name: 'HoverControl', value: 4896 },
								{ name: 'IControl', value: 763 },
								{ name: 'PanZoomControl', value: 5222 },
								{ name: 'SelectionControl', value: 7862 },
								{ name: 'TooltipControl', value: 8435 },
							],
						},
						{
							name: 'data',
							children: [
								{ name: 'Data', value: 20544 },
								{ name: 'DataList', value: 19788 },
								{ name: 'DataSprite', value: 10349 },
								{ name: 'EdgeSprite', value: 3301 },
								{ name: 'NodeSprite', value: 19382 },
								{
									name: 'render',
									children: [
										{ name: 'ArrowType', value: 698 },
										{ name: 'EdgeRenderer', value: 5569 },
										{ name: 'IRenderer', value: 353 },
										{ name: 'ShapeRenderer', value: 2247 },
									],
								},
								{ name: 'ScaleBinding', value: 11275 },
								{ name: 'Tree', value: 7147 },
								{ name: 'TreeBuilder', value: 9930 },
							],
						},
						{
							name: 'events',
							children: [
								{ name: 'DataEvent', value: 2313 },
								{ name: 'SelectionEvent', value: 1880 },
								{ name: 'TooltipEvent', value: 1701 },
								{ name: 'VisualizationEvent', value: 1117 },
							],
						},
						{
							name: 'legend',
							children: [
								{ name: 'Legend', value: 20859 },
								{ name: 'LegendItem', value: 4614 },
								{ name: 'LegendRange', value: 10530 },
							],
						},

						{
							name: 'operator',
							children: [
								{
									name: 'distortion',
									children: [
										{ name: 'BifocalDistortion', value: 4461 },
										{ name: 'Distortion', value: 6314 },
										{ name: 'FisheyeDistortion', value: 3444 },
									],
								},
								{
									name: 'encoder',
									children: [
										{ name: 'ColorEncoder', value: 3179 },
										{ name: 'Encoder', value: 4060 },
										{ name: 'PropertyEncoder', value: 4138 },
										{ name: 'ShapeEncoder', value: 1690 },
										{ name: 'SizeEncoder', value: 1830 },
									],
								},
								{
									name: 'filter',
									children: [
										{ name: 'FisheyeTreeFilter', value: 5219 },
										{ name: 'GraphDistanceFilter', value: 3165 },
										{ name: 'VisibilityFilter', value: 3509 },
									],
								},
								{ name: 'IOperator', value: 1286 },
								{
									name: 'label',
									children: [
										{ name: 'Labeler', value: 9956 },
										{ name: 'RadialLabeler', value: 3899 },
										{ name: 'StackedAreaLabeler', value: 3202 },
									],
								},
								{
									name: 'layout',
									children: [
										{ name: 'AxisLayout', value: 6725 },
										{ name: 'BundledEdgeRouter', value: 3727 },
										{ name: 'CircleLayout', value: 9317 },
										{ name: 'CirclePackingLayout', value: 12003 },
										{ name: 'DendrogramLayout', value: 4853 },
										{ name: 'ForceDirectedLayout', value: 8411 },
										{ name: 'IcicleTreeLayout', value: 4864 },
										{ name: 'IndentedTreeLayout', value: 3174 },
										{ name: 'Layout', value: 7881 },
										{ name: 'NodeLinkTreeLayout', value: 12870 },
										{ name: 'PieLayout', value: 2728 },
										{ name: 'RadialTreeLayout', value: 12348 },
										{ name: 'RandomLayout', value: 870 },
										{ name: 'StackedAreaLayout', value: 9121 },
										{ name: 'TreeMapLayout', value: 9191 },
									],
								},
								{ name: 'Operator', value: 2490 },
								{ name: 'OperatorList', value: 5248 },
								{ name: 'OperatorSequence', value: 4190 },
								{ name: 'OperatorSwitch', value: 2581 },
								{ name: 'SortOperator', value: 2023 },
							],
						},
						{ name: 'Visualization', value: 16540 },
					],
				},
			],
		};

		const chartDom = document.getElementById('main');
		const myChart = echarts.init(chartDom);
		let option;

		data.children.forEach(function (datum, index) {
			index % 2 === 0 && (datum.collapsed = true);
		});

		console.log(data, 'data');

		myChart.setOption(
			(option = {
				tooltip: {
					trigger: 'item',
					triggerOn: 'mousemove',
				},
				series: [
					{
						type: 'tree',
						id: 0,
						data: [data],
						top: '0%',
						left: '10%',
						bottom: '0%',
						right: '10%',
						symbol: 'Rect',
						symbolSize: function (value, params) {
							const h = 30 + 15 * parseInt(params.name.length / 15);
							return [180, h];
						},
						symbolOffset: [0, 0],
						edgeShape: 'polyline',
						edgeForkPosition: '50%',
						initialTreeDepth: 2, // 默认展示层级深度
						itemStyle: {
							color: '#FFF',
							borderColor: 'rgb(4, 160, 255)',
							borderWidth: 2,
						},
						lineStyle: {
							width: 1,
						},
						label: {
							position: 'inside',
							verticalAlign: 'middle',
							align: 'center',
							// 第二步模型的文本样式
							formatter: function (value) {
								const name = value.name.replace(/[\r\n]/g, '');
								let str = '';
								const len = name.length;
								if (len > 15) {
									let isLast = false;

									for (let i = 0; i < len; i++) {
										if (name[i] === '（' && i % 15 !== 0) {
											str += '\n';
											isLast = true;
										}
										str += name[i];
										if ((i + 1) % 15 === 0 && !isLast) {
											str += '\n';
										}
									}
								} else {
									str = name;
								}

								// 有children，增加可展开icon
								if (value.data.children && value.data.children.length > 0) {
									str = '+ ' + str;
								}

								return str;
							},
						},
						emphasis: {
							itemStyle: {
								color: '#FFF',
								borderColor: 'rgb(4, 160, 255)',
								shadowColor: 'rgba(4, 160, 255, 0.7)',
								shadowBlur: 5,
							},
						},
						expandAndCollapse: true,
						// animationDuration: 550,
						// animationDurationUpdate: 750,
					},
				],
			}),
		);

		myChart.on('click', (params) => {
			console.log(params, 'params');
			resize(myChart);
		});

		option && myChart.setOption(option, true);
		resize(myChart);
	};

	return (
		<div
			id="main"
			style={{ height: containerHeight, overflow: 'hidden' }}
		></div>
	);
}

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