平面图地图3D效果，整体地图渐变色，并且两层同步拖拽echarts 地图配置项内容和展示

      var data = [
    {name:"北京",value:199},
    {name:"天津",value:42},
    {name:"河北",value:102},
    {name:"山西",value:81},
    {name:"内蒙古",value:47},
    {name:"辽宁",value:67},
    {name:"吉林",value:82},
    {name:"黑龙江",value:123},
    {name:"上海",value:24},
    {name:"江苏",value:92},
    {name:"浙江",value:114},
    {name:"安徽",value:109},
    {name:"福建",value:116},
    {name:"江西",value:91},
    {name:"山东",value:119},
    {name:"河南",value:137},
    {name:"湖北",value:116},
    {name:"湖南",value:114},
    {name:"重庆",value:91},
    {name:"四川",value:125},
    {name:"贵州",value:62},
    {name:"云南",value:83},
    {name:"西藏",value:9},
    {name:"陕西",value:80},
    {name:"甘肃",value:56},
    {name:"青海",value:10},
    {name:"宁夏",value:18},
    {name:"新疆",value:180},
    {name:"广东",value:123},
    {name:"广西",value:59},
    {name:"海南",value:14},
    {name:"香港",value:11},
    {name:"澳门",value:35},
    {name:"台湾",value:22},
    ];

option = {
    title: {
        top: 10,
        text: '平面图地图3D效果，整体地图渐变色，并且两层同步拖拽【基于源：https://www.makeapie.com/editor.html?c=xPRYVyWjUJ】',
        left: 'center',
        textStyle: {
            color: '#fff'
        }
    },
    backgroundColor: 'rgba(0, 10, 52, 1)',
     visualMap: {
                type: 'piecewise',
                pieces: [{
                        max: 30,
                        label: '安全',
                        color: '#2c9a42'
                    },
                    {
                        min: 30,
                        max: 60,
                        label: '警告',
                        color: '#d08a00'
                    },
                    {
                        min: 60,
                        label: '危险',
                        color: '#c23c33'
                    },
                ],
                color: '#fff',
                textStyle: {
                    color: '#fff',
                },
                visibility: 'off'
            },
    geo: {
        map: 'china',
        aspectScale: 0.75,
        layoutCenter: ["50%", "51.5%"], //地图位置
        layoutSize: '118%',
        roam: true,
        itemStyle: {
            normal: {
                borderColor: 'rgba(147, 235, 248, 1)',
                borderWidth: 0.5,
                color: {
                    type: 'linear-gradient',
                    x: 0,
                    y: 1500,
                    x2: 2500,
                    y2: 0,
                    colorStops: [{
                        offset: 0,
                        color: '#009DA1' // 0% 处的颜色
                    }, {
                        offset: 1,
                        color: '#005B9E' // 50% 处的颜色
                    }],
                    global: true // 缺省为 false
                },
                opacity: 0.5,
            },
            emphasis: {
                areaColor: '#2a333d'
            }
        },
        regions: [{
            name: '南海诸岛',
            itemStyle: {
                areaColor: 'rgba(0, 10, 52, 1)',
                borderColor: 'rgba(0, 10, 52, 1)'
            },
            emphasis: {
                areaColor: 'rgba(0, 10, 52, 1)',
                borderColor: 'rgba(0, 10, 52, 1)'
            }
        }],
        z: 2
    },
    series: [{
        type: 'map',
        map: 'china',
        tooltip: {
            show: true
        },
        label: {
            show: true,
            color: '#FFFFFF',
            fontSize: 16
        },
        aspectScale: 0.75,
        layoutCenter: ["50%", "50%"], //地图位置
        layoutSize: '118%',
        roam: false,
        itemStyle: {
            normal: {
                borderColor: 'rgba(147, 235, 248, 0.6)',
                borderWidth: 0.8,
                areaColor: {
                    type: 'linear-gradient',
                    x: 0,
                    y: 1200,
                    x2: 1000,
                    y2: 0,
                    colorStops: [{
                        offset: 0,
                        color: '#009DA1' // 0% 处的颜色
                    }, {
                        offset: 1,
                        color: '#005B9E' // 50% 处的颜色
                    }],
                    global: true // 缺省为 false
                },
            },
            emphasis: {
                areaColor: 'rgba(147, 235, 248, 50)'    //鼠标滑过高亮
            }
        },
        zlevel: 2,
        data:data,
    },
        {
            type: 'map',
            map: 'china',
            geoIndex: 0,
            aspectScale: 0.75, //长宽比
            data: data
        }]
};

//echarts 设置地图外边框以及多个geo实现缩放拖曳同步
myChart.on('georoam', function(params) {
    var option = myChart.getOption(); //获得option对象
    if (params.zoom != null && params.zoom != undefined) { //捕捉到缩放时
        option.geo[0].zoom = option.series[0].zoom; //下层geo的缩放等级跟着上层的geo一起改变
        option.geo[0].center = option.series[0].center; //下层的geo的中心位置随着上层geo一起改变
    } else { //捕捉到拖曳时
        option.geo[0].center = option.series[0].center; //下层的geo的中心位置随着上层geo一起改变
    }
    myChart.setOption(option); //设置option
});