public/data/map-bar-morph.js

/*
title: Morphing between Map and Bar
category: map, animation
titleCN: 地图柱状图变形动画
*/

myChart.showLoading();

$.get(ROOT_PATH + '/data/asset/geo/USA.json', function (usaJson) {
    myChart.hideLoading();

    echarts.registerMap('USA', usaJson, {
        Alaska: {              // 把阿拉斯加移到美国主大陆左下方
            left: -131,
            top: 25,
            width: 15
        },
        Hawaii: {
            left: -110,        // 夏威夷
            top: 28,
            width: 5
        },
        'Puerto Rico': {       // 波多黎各
            left: -76,
            top: 26,
            width: 2
        }
    });


    var data = [
        {name: 'Alabama', value: 4822023},
        {name: 'Alaska', value: 731449},
        {name: 'Arizona', value: 6553255},
        {name: 'Arkansas', value: 2949131},
        {name: 'California', value: 38041430},
        {name: 'Colorado', value: 5187582},
        {name: 'Connecticut', value: 3590347},
        {name: 'Delaware', value: 917092},
        {name: 'District of Columbia', value: 632323},
        {name: 'Florida', value: 19317568},
        {name: 'Georgia', value: 9919945},
        {name: 'Hawaii', value: 1392313},
        {name: 'Idaho', value: 1595728},
        {name: 'Illinois', value: 12875255},
        {name: 'Indiana', value: 6537334},
        {name: 'Iowa', value: 3074186},
        {name: 'Kansas', value: 2885905},
        {name: 'Kentucky', value: 4380415},
        {name: 'Louisiana', value: 4601893},
        {name: 'Maine', value: 1329192},
        {name: 'Maryland', value: 5884563},
        {name: 'Massachusetts', value: 6646144},
        {name: 'Michigan', value: 9883360},
        {name: 'Minnesota', value: 5379139},
        {name: 'Mississippi', value: 2984926},
        {name: 'Missouri', value: 6021988},
        {name: 'Montana', value: 1005141},
        {name: 'Nebraska', value: 1855525},
        {name: 'Nevada', value: 2758931},
        {name: 'New Hampshire', value: 1320718},
        {name: 'New Jersey', value: 8864590},
        {name: 'New Mexico', value: 2085538},
        {name: 'New York', value: 19570261},
        {name: 'North Carolina', value: 9752073},
        {name: 'North Dakota', value: 699628},
        {name: 'Ohio', value: 11544225},
        {name: 'Oklahoma', value: 3814820},
        {name: 'Oregon', value: 3899353},
        {name: 'Pennsylvania', value: 12763536},
        {name: 'Rhode Island', value: 1050292},
        {name: 'South Carolina', value: 4723723},
        {name: 'South Dakota', value: 833354},
        {name: 'Tennessee', value: 6456243},
        {name: 'Texas', value: 26059203},
        {name: 'Utah', value: 2855287},
        {name: 'Vermont', value: 626011},
        {name: 'Virginia', value: 8185867},
        {name: 'Washington', value: 6897012},
        {name: 'West Virginia', value: 1855413},
        {name: 'Wisconsin', value: 5726398},
        {name: 'Wyoming', value: 576412},
        {name: 'Puerto Rico', value: 3667084}
    ];

    data.sort(function (a, b) {
        return a.value - b.value;
    });

    var mapOption = {
        visualMap: {
            left: 'right',
            min: 500000,
            max: 38000000,
            inRange: {
                color: ['#313695', '#4575b4', '#74add1', '#abd9e9', '#e0f3f8', '#ffffbf', '#fee090', '#fdae61', '#f46d43', '#d73027', '#a50026']
            },
            text: ['High', 'Low'],
            calculable: true
        },
        series: [
            {
                id: 'population',
                type: 'map',
                roam: true,
                map: 'USA',
                animationDurationUpdate: 1000,
                universalTransition: true,
                data: data
            }
        ]
    };

    var barOption = {
        xAxis: {
            type: 'value'
        },
        yAxis: {
            type: 'category',
            axisLabel: {
                rotate: 30
            },
            data: data.map(function (item) {
                return item.name;
            })
        },
        animationDurationUpdate: 1000,
        series: {
            type: 'bar',
            id: 'population',
            data: data.map(function (item) {
                return item.value;
            }),
            universalTransition: true
        }
    };

    var currentOption = mapOption;
    myChart.setOption(mapOption);

    setInterval(function () {
        currentOption = currentOption === mapOption ? barOption : mapOption;
        myChart.setOption(currentOption, true);
    }, 2000);
});