Unity 跟Html图表之间的交互,以及获取点击图表后的返回值

using System.Collections;
using System.Collections.Generic;
using System.Linq;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using UnityEngine;
using ZenFulcrum.EmbeddedBrowser;
using static 网页测试;

public class PieText : PieHtml
{
    private List<PieData> list = new List<PieData>();
    private const string url = "localGame://Pie.html";
    private void Awake()
    {
        base.Init();
        base.Browser.Url = url;
    }

    public void Start()
    {
        Debug.Log($"++++");
        Browser.ShowDevTools();
        Browser.RegisterFunction("testAgain", (JSONNode jk) =>
        {
            Debug.Log(jk.AsJSON);
            Debug.Log($"++++:{jk.AsJSON}");
            //var Result = "[{\"name\":\"张三\",\"value\":10}]";
            var Result = jk.AsJSON.ToString();
            var cList = JsonConvert.DeserializeObject<List<JsonTexts>>(Result);

            var obj = cList.First().name;
            Debug.Log($"{obj}");
        });
    }

    public void Update()
    {
        if (Input.GetKeyDown(KeyCode.A))
        {
            Debug.Log($"A");
            if (list.Count != 0)
            {
                list.Clear();
            }

            list.Add(new PieData() { name = "张三", value = 10f });
            list.Add(new PieData() { name = "李四", value = 90f });

            base.AddSeries(list);
        }

        if (Input.GetKeyDown(KeyCode.C))
        {
            base.ClearSeries();
        }
    }
}

public class JsonTexts
{
    public string name;
    public string value;
}

using Newtonsoft.Json;
using System.Collections;
using System.Collections.Generic;
using Unity.VisualScripting;
using UnityEngine;
using ZenFulcrum.EmbeddedBrowser;

public class PieHtml : MonoBehaviour
{
    public Browser Browser { get; private set; }

    public void Init()
    {
        Browser = this.GetComponent<Browser>();
    }

    public void ClearSeries()
    {
        Browser.CallFunction("UnityToHtmlClear").Done();
    }
    public void AddSeries(List<PieData> list)
    {
        Browser.CallFunction("UnityToHtml", JsonConvert.SerializeObject(list)).Done();
    }


    public class PieData
    {
        public string name { get; set; }
        public float value { get; set; }
    }
}
Unity pc端内嵌网页插件Embedded Browser基本使用流程以下是使用插件的地址
(https://blog.csdn.net/a497507718/article/details/131083922)

Html 代码

<!DOCTYPE html>
<html lang="zh-CN" style="height: 100%">

<head>
    <meta charset="utf-8">
</head>

<body style="height: 100%; margin: 0">
    <div id="container" style="height: 100%"></div>
    <script type="text/javascript" src="echarts/dist/echarts.min.js"></script>
    <div class="left">
        <button type="button" onclick="test()">15栋教学楼</button>
    </div>
    <script type="text/javascript">
            var dom = document.getElementById('container');
            var myChart = echarts.init(dom, null, {
                renderer: 'canvas',
                useDirtyRect: false
            });
        var app = {};
        var option;
        var mdata;
        function UnityToHtmlClear() {
            myChart.clear();
        }

        function test() {
                var a = 21
                // test1("15");
                testAgain(mdata)
                return a
        }

        function testAgain(item) {
                console(item);
        }
         
        //Unity 
        function UnityToHtml(item, unityColor) {
            myChart.clear();
            mdata = item;
            //data = genData(60);
            option = {
                tooltip: {
                    trigger: 'item',
                    formatter: '{a} <br/>{b} : {c} ({d}%)',

                },
                color: ['#ffffff', '#5470c6', '#91cd77', '#ef6567', '#f9c956', '#75bedc'], //饼图颜色
                textStyle: {
                    color: '#f0f',
                    fontSize: 30
                },
                series: [{
                    label: {
                        color: '#f0f',
                        formatter: '{b}{c}',
                    },
                    name: '姓名',
                    type: 'pie',
                    radius: '50%',
                    center: ['50%', '50%'],
                    data: JSON.parse(item),
                    emphasis: {
                        itemStyle: {
                            shadowBlur: 10,
                            shadowOffsetX: 0,
                            shadowColor: 'rgba(0, 0, 0, 0.5)'
                        }
                    }
                }]
            };

            myChart.setOption(option);
            // console.log("js接受到参数", item);
            console.log(JSON.stringify(item));
        }

        if (option && typeof option === 'object') {
            myChart.setOption(option);
        }

        myChart.on('mousedown', function (params) {
             var dataIndex = params.dataIndex;
             var arr = JSON.parse(mdata);
             var clickedData = arr[dataIndex];
            
            console.warn('点击参数:', params);
             console.warn('点击后的数据:', arr, arr[dataIndex]);
             testAgain(arr[dataIndex]);
          });
        window.addEventListener('resize', myChart.resize);
    </script>
</body>
</html>
以下是<script type="text/javascript" src="echarts/dist/echarts.min.js"></script> 包链接
链接:https://pan.baidu.com/s/1hUeeU-kSg0vvM3p1jIuABg?pwd=24ur 
提取码:24ur 
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