/*
title: Boxplot Light Velocity2
category: boxplot
titleCN: 垂直方向盒须图
*/

option = {
    title: [
        {
            text: 'Michelson-Morley Experiment',
            left: 'center'
        },
        {
            text: 'upper: Q3 + 1.5 * IRQ \nlower: Q1 - 1.5 * IRQ',
            borderColor: '#999',
            borderWidth: 1,
            textStyle: {
                fontSize: 14
            },
            left: '10%',
            top: '90%'
        }
    ],
    dataset: [{
        source: [
            [850, 740, 900, 1070, 930, 850, 950, 980, 980, 880, 1000, 980, 930, 650, 760, 810, 1000, 1000, 960, 960],
            [960, 940, 960, 940, 880, 800, 850, 880, 900, 840, 830, 790, 810, 880, 880, 830, 800, 790, 760, 800],
            [880, 880, 880, 860, 720, 720, 620, 860, 970, 950, 880, 910, 850, 870, 840, 840, 850, 840, 840, 840],
            [890, 810, 810, 820, 800, 770, 760, 740, 750, 760, 910, 920, 890, 860, 880, 720, 840, 850, 850, 780],
            [890, 840, 780, 810, 760, 810, 790, 810, 820, 850, 870, 870, 810, 740, 810, 940, 950, 800, 810, 870]
        ]
    }, {
        transform: {
            type: 'boxplot',
            config: {
                itemNameFormatter: function (params) {
                    return 'expr ' + params.value;
                }
            }
        }
    }, {
        fromDatasetIndex: 1,
        fromTransformResult: 1
    }],
    tooltip: {
        trigger: 'item',
        axisPointer: {
            type: 'shadow'
        }
    },
    grid: {
        left: '10%',
        right: '10%',
        bottom: '15%'
    },
    yAxis: {
        type: 'category',
        boundaryGap: true,
        nameGap: 30,
        splitArea: {
            show: false
        },
        splitLine: {
            show: false
        }
    },
    xAxis: {
        type: 'value',
        name: 'km/s minus 299,000',
        splitArea: {
            show: true
        }
    },
    series: [
        {
            name: 'boxplot',
            type: 'boxplot',
            datasetIndex: 1
        },
        {
            name: 'outlier',
            type: 'scatter',
            encode: { x: 1, y: 0 },
            datasetIndex: 2
        }
    ]
};