Echarts在线免费图表

 
            var waves = [{
    value: 0.4,
    valueSine: 0.1,
    period: 5000,
    amplitude: 120,
    amplitudeSine: 100,
    waveLength: '80%'
}, {
    value: 0.42,
    valueSine: 0.05,
    period: 4000,
    amplitude: 100,
    amplitudeSine: 10,
    waveLength: '40%'
}, {
    value: 0.4,
    valueSine: 0.05,
    period: 1500,
    amplitude: 50,
    amplitudeSine: 10,
    waveLength: '20%'
}, {
    value: 0.4,
    valueSine: 0.05,
    period: 3000,
    amplitude: 70,
    amplitudeSine: 10,
    waveLength: '60%'
}, {
    value: 0.35,
    valueSine: 0.05,
    period: 2000,
    amplitude: 60,
    amplitudeSine: 10,
    waveLength: '40%'
}, {
    value: 0.3,
    valueSine: 0.05,
    period: 4000,
    amplitude: 15,
    amplitudeSine: 10,
    waveLength: '20%'
}, {
    value: 0.3,
    valueSine: 0.05,
    period: 1500,
    amplitude: 60,
    amplitudeSine: 10,
    waveLength: '30%'
}];

var data = [];
var phases = [0, 0.6, 0.8];
var values = [1, 0.9, 0.85];
for (var w = 0; w < waves.length; ++w) {
    for (var i = 0; i < 3; ++i) {
        data.push({
            value: waves[w].value * values[i],
            amplitude: waves[w].amplitude,
            phase: phases[i] + w,
            period: waves[w].period,
            waveLength: waves[w].waveLength
        });
    }
}

option = {
    backgroundColor: new echarts.graphic.LinearGradient(
        0, 0, 0, 1, [{
            offset: 0,
            color: '#faf2cd'
        }, {
            offset: 0.4,
            color: '#d2b083'
        }, {
            offset: 1,
            color: '#a38d66'
        }]
    ),
    series: [{
        radius: '200%',
        color: ['#fdeec7', '#799fa2', '#282536'],
        type: 'liquidFill',
        data: data,
        animationDurationUpdate: 2000,
        animationEasingUpdate: 'cubicInOut',
        backgroundStyle: {
            color: 'transparent'
        },
        outline: {
            show: false
        },
        label: {
            normal: {
                textStyle: {
                    color: '#282536',
                    fontSize: 72
                },
                formatter: function() {
                    return '浮世绘';
                }
            }
        }
    }]
};

var start = new Date();
setInterval(function() {
    var now = new Date();
    var dt = (now - start);
    var max = [0.5, 0.47, 0.44];

    for (var w = 0; w < 1; ++w) {
        for (var i = 0; i < 3; ++i) {
            data[w * 3 + i].amplitude = waves[w].amplitude +
                waves[w].amplitudeSine * Math.sin(dt);
            data[w * 3 + i].value = waves[w].value +
                waves[w].valueSine * Math.sin(dt) * values[i];
        }
    }

    myChart.setOption({
        series: [{
            data: data
        }]
    })
}, 2000);