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Filename : scatter.js
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/* ------------------------------------------------------------------------------
 *
 *  # Echarts - Scatter charts
 *
 *  Demo JS code for echarts_scatter.html page
 *
 * ---------------------------------------------------------------------------- */


// Setup module
// ------------------------------

var EchartsScatters = function() {


    //
    // Setup module components
    //

    // Scatter charts
    var _scattersExamples = function() {
        if (typeof echarts == 'undefined') {
            console.warn('Warning - echarts.min.js is not loaded.');
            return;
        }

        // Define elements
        var scatter_basic_element = document.getElementById('scatter_basic');
        var scatter_bubble_size_element = document.getElementById('scatter_bubble_size');
        var scatter_scale_element = document.getElementById('scatter_scale');
        var scatter_roaming_element = document.getElementById('scatter_roaming');
        var scatter_category_element = document.getElementById('scatter_category');
        var scatter_punch_element = document.getElementById('scatter_punch');


        //
        // Charts configuration
        //

        // Basic scatter chart
        if (scatter_basic_element) {

            // Initialize chart
            var scatter_basic = echarts.init(scatter_basic_element);


            //
            // Chart config
            //

            // Options
            scatter_basic.setOption({

                // Main colors
                color: ['#2ec7c9', '#b6a2de'],

                // Global text styles
                textStyle: {
                    fontFamily: 'Roboto, Arial, Verdana, sans-serif',
                    fontSize: 13
                },

                // Chart animation duration
                animationDuration: 750,

                // Setup grid
                grid: {
                    left: 0,
                    right: 40,
                    top: 35,
                    bottom: 0,
                    containLabel: true
                },

                // Add legend
                legend: {
                    data: ['Women', 'Men']
                },

                // Add tooltip
                tooltip: {
                    trigger: 'item',
                    backgroundColor: 'rgba(0,0,0,0.75)',
                    padding: [10, 15],
                    textStyle: {
                        fontSize: 13,
                        fontFamily: 'Roboto, sans-serif'
                    },
                    axisPointer: {
                        type: 'cross',
                        lineStyle: {
                            type: 'dashed',
                            width: 1
                        }
                    },
                    formatter: function (params) {
                        if (params.value.length > 1) {
                            return params.seriesName + ':<br/>'
                            + params.value[0] + 'cm ' 
                            + params.value[1] + 'kg ';
                        }
                        else {
                            return params.seriesName + ':<br/>'
                            + params.name + ': '
                            + params.value + 'kg ';
                        }
                    }
                },

                // Horizontal axis
                xAxis: [{
                    type: 'value',
                    scale: true,
                    axisLabel: {
                        color: '#333',
                        formatter: '{value} cm'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: '#eee',
                            type: 'dashed'
                        }
                    }
                }],

                // Vertical axis
                yAxis: [{
                    type: 'value',
                    scale: true,
                    axisLabel: {
                        color: '#333',
                        formatter: '{value} kg'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: ['#eee']
                        }
                    },
                    splitArea: {
                        show: true,
                        areaStyle: {
                            color: ['rgba(250,250,250,0.1)', 'rgba(0,0,0,0.015)']
                        }
                    }
                }],

                // Add series
                series: [
                    {
                        name: 'Women',
                        type: 'scatter',
                        data: [
                            [161.2, 51.6], [167.5, 59.0], [159.5, 49.2], [157.0, 63.0], [155.8, 53.6],
                            [170.0, 59.0], [159.1, 47.6], [166.0, 69.8], [176.2, 66.8], [160.2, 75.2],
                            [172.5, 55.2], [170.9, 54.2], [172.9, 62.5], [153.4, 42.0], [160.0, 50.0],
                            [147.2, 49.8], [168.2, 49.2], [175.0, 73.2], [157.0, 47.8], [167.6, 68.8],
                            [159.5, 50.6], [175.0, 82.5], [166.8, 57.2], [176.5, 87.8], [170.2, 72.8],
                            [174.0, 54.5], [173.0, 59.8], [179.9, 67.3], [170.5, 67.8], [160.0, 47.0],
                            [154.4, 46.2], [162.0, 55.0], [176.5, 83.0], [160.0, 54.4], [152.0, 45.8],
                            [162.1, 53.6], [170.0, 73.2], [160.2, 52.1], [161.3, 67.9], [166.4, 56.6],
                            [168.9, 62.3], [163.8, 58.5], [167.6, 54.5], [160.0, 50.2], [161.3, 60.3],
                            [167.6, 58.3], [165.1, 56.2], [160.0, 50.2], [170.0, 72.9], [157.5, 59.8],
                            [167.6, 61.0], [160.7, 69.1], [163.2, 55.9], [152.4, 46.5], [157.5, 54.3],
                            [168.3, 54.8], [180.3, 60.7], [165.5, 60.0], [165.0, 62.0], [164.5, 60.3],
                            [156.0, 52.7], [160.0, 74.3], [163.0, 62.0], [165.7, 73.1], [161.0, 80.0],
                            [162.0, 54.7], [166.0, 53.2], [174.0, 75.7], [172.7, 61.1], [167.6, 55.7],
                            [151.1, 48.7], [164.5, 52.3], [163.5, 50.0], [152.0, 59.3], [169.0, 62.5],
                            [164.0, 55.7], [161.2, 54.8], [155.0, 45.9], [170.0, 70.6], [176.2, 67.2],
                            [170.0, 69.4], [162.5, 58.2], [170.3, 64.8], [164.1, 71.6], [169.5, 52.8],
                            [163.2, 59.8], [154.5, 49.0], [159.8, 50.0], [173.2, 69.2], [170.0, 55.9],
                            [161.4, 63.4], [169.0, 58.2], [166.2, 58.6], [159.4, 45.7], [162.5, 52.2],
                            [159.0, 48.6], [162.8, 57.8], [159.0, 55.6], [179.8, 66.8], [162.9, 59.4],
                            [161.0, 53.6], [151.1, 73.2], [168.2, 53.4], [168.9, 69.0], [173.2, 58.4],
                            [171.8, 56.2], [178.0, 70.6], [164.3, 59.8], [163.0, 72.0], [168.5, 65.2],
                            [166.8, 56.6], [172.7, 105.2], [163.5, 51.8], [169.4, 63.4], [167.8, 59.0],
                            [159.5, 47.6], [167.6, 63.0], [161.2, 55.2], [160.0, 45.0], [163.2, 54.0],
                            [162.2, 50.2], [161.3, 60.2], [149.5, 44.8], [157.5, 58.8], [163.2, 56.4],
                            [172.7, 62.0], [155.0, 49.2], [156.5, 67.2], [164.0, 53.8], [160.9, 54.4],
                            [162.8, 58.0], [167.0, 59.8], [160.0, 54.8], [160.0, 43.2], [168.9, 60.5],
                            [158.2, 46.4], [156.0, 64.4], [160.0, 48.8], [167.1, 62.2], [158.0, 55.5],
                            [167.6, 57.8], [156.0, 54.6], [162.1, 59.2], [173.4, 52.7], [159.8, 53.2],
                            [170.5, 64.5], [159.2, 51.8], [157.5, 56.0], [161.3, 63.6], [162.6, 63.2],
                            [160.0, 59.5], [168.9, 56.8], [165.1, 64.1], [162.6, 50.0], [165.1, 72.3],
                            [166.4, 55.0], [160.0, 55.9], [152.4, 60.4], [170.2, 69.1], [162.6, 84.5],
                            [170.2, 55.9], [158.8, 55.5], [172.7, 69.5], [167.6, 76.4], [162.6, 61.4],
                            [167.6, 65.9], [156.2, 58.6], [175.2, 66.8], [172.1, 56.6], [162.6, 58.6],
                            [160.0, 55.9], [165.1, 59.1], [182.9, 81.8], [166.4, 70.7], [165.1, 56.8],
                            [177.8, 60.0], [165.1, 58.2], [175.3, 72.7], [154.9, 54.1], [158.8, 49.1],
                            [172.7, 75.9], [168.9, 55.0], [161.3, 57.3], [167.6, 55.0], [165.1, 65.5],
                            [175.3, 65.5], [157.5, 48.6], [163.8, 58.6], [167.6, 63.6], [165.1, 55.2],
                            [165.1, 62.7], [168.9, 56.6], [162.6, 53.9], [164.5, 63.2], [176.5, 73.6],
                            [168.9, 62.0], [175.3, 63.6], [159.4, 53.2], [160.0, 53.4], [170.2, 55.0],
                            [162.6, 70.5], [167.6, 54.5], [162.6, 54.5], [160.7, 55.9], [160.0, 59.0],
                            [157.5, 63.6], [162.6, 54.5], [152.4, 47.3], [170.2, 67.7], [165.1, 80.9],
                            [172.7, 70.5], [165.1, 60.9], [170.2, 63.6], [170.2, 54.5], [170.2, 59.1],
                            [161.3, 70.5], [167.6, 52.7], [167.6, 62.7], [165.1, 86.3], [162.6, 66.4],
                            [152.4, 67.3], [168.9, 63.0], [170.2, 73.6], [175.2, 62.3], [175.2, 57.7],
                            [160.0, 55.4], [165.1, 104.1], [174.0, 55.5], [170.2, 77.3], [160.0, 80.5],
                            [167.6, 64.5], [167.6, 72.3], [167.6, 61.4], [154.9, 58.2], [162.6, 81.8],
                            [175.3, 63.6], [171.4, 53.4], [157.5, 54.5], [165.1, 53.6], [160.0, 60.0],
                            [174.0, 73.6], [162.6, 61.4], [174.0, 55.5], [162.6, 63.6], [161.3, 60.9],
                            [156.2, 60.0], [149.9, 46.8], [169.5, 57.3], [160.0, 64.1], [175.3, 63.6],
                            [169.5, 67.3], [160.0, 75.5], [172.7, 68.2], [162.6, 61.4], [157.5, 76.8],
                            [176.5, 71.8], [164.4, 55.5], [160.7, 48.6], [174.0, 66.4], [163.8, 67.3]
                        ],
                        markLine: {
                            data: [{
                                type: 'average',
                                name: 'Average'
                            }]
                        }
                    },
                    {
                        name: 'Men',
                        type: 'scatter',
                        data: [
                            [174.0, 65.6], [175.3, 71.8], [193.5, 80.7], [186.5, 72.6], [187.2, 78.8],
                            [181.5, 74.8], [184.0, 86.4], [184.5, 78.4], [175.0, 62.0], [184.0, 81.6],
                            [180.0, 76.6], [177.8, 83.6], [192.0, 90.0], [176.0, 74.6], [174.0, 71.0],
                            [184.0, 79.6], [192.7, 93.8], [171.5, 70.0], [173.0, 72.4], [176.0, 85.9],
                            [176.0, 78.8], [180.5, 77.8], [172.7, 66.2], [176.0, 86.4], [173.5, 81.8],
                            [178.0, 89.6], [180.3, 82.8], [180.3, 76.4], [164.5, 63.2], [173.0, 60.9],
                            [183.5, 74.8], [175.5, 70.0], [188.0, 72.4], [189.2, 84.1], [172.8, 69.1],
                            [170.0, 59.5], [182.0, 67.2], [170.0, 61.3], [177.8, 68.6], [184.2, 80.1],
                            [186.7, 87.8], [171.4, 84.7], [172.7, 73.4], [175.3, 72.1], [180.3, 82.6],
                            [182.9, 88.7], [188.0, 84.1], [177.2, 94.1], [172.1, 74.9], [167.0, 59.1],
                            [169.5, 75.6], [174.0, 86.2], [172.7, 75.3], [182.2, 87.1], [164.1, 55.2],
                            [163.0, 57.0], [171.5, 61.4], [184.2, 76.8], [174.0, 86.8], [174.0, 72.2],
                            [177.0, 71.6], [186.0, 84.8], [167.0, 68.2], [171.8, 66.1], [182.0, 72.0],
                            [167.0, 64.6], [177.8, 74.8], [164.5, 70.0], [192.0, 101.6], [175.5, 63.2],
                            [171.2, 79.1], [181.6, 78.9], [167.4, 67.7], [181.1, 66.0], [177.0, 68.2],
                            [174.5, 63.9], [177.5, 72.0], [170.5, 56.8], [182.4, 74.5], [197.1, 90.9],
                            [180.1, 93.0], [175.5, 80.9], [180.6, 72.7], [184.4, 68.0], [175.5, 70.9],
                            [180.6, 72.5], [177.0, 72.5], [177.1, 83.4], [181.6, 75.5], [176.5, 73.0],
                            [175.0, 70.2], [174.0, 73.4], [165.1, 70.5], [177.0, 68.9], [192.0, 102.3],
                            [176.5, 68.4], [169.4, 65.9], [182.1, 75.7], [179.8, 84.5], [175.3, 87.7],
                            [184.9, 86.4], [177.3, 73.2], [167.4, 53.9], [178.1, 72.0], [168.9, 55.5],
                            [157.2, 58.4], [180.3, 83.2], [170.2, 72.7], [177.8, 64.1], [172.7, 72.3],
                            [165.1, 65.0], [186.7, 86.4], [165.1, 65.0], [174.0, 88.6], [175.3, 84.1],
                            [185.4, 66.8], [177.8, 75.5], [180.3, 93.2], [180.3, 82.7], [177.8, 58.0],
                            [177.8, 79.5], [177.8, 78.6], [177.8, 71.8], [177.8, 116.4], [163.8, 72.2],
                            [188.0, 83.6], [198.1, 85.5], [175.3, 90.9], [166.4, 85.9], [190.5, 89.1],
                            [166.4, 75.0], [177.8, 77.7], [179.7, 86.4], [172.7, 90.9], [190.5, 73.6],
                            [185.4, 76.4], [168.9, 69.1], [167.6, 84.5], [175.3, 64.5], [170.2, 69.1],
                            [190.5, 108.6], [177.8, 86.4], [190.5, 80.9], [177.8, 87.7], [184.2, 94.5],
                            [176.5, 80.2], [177.8, 72.0], [180.3, 71.4], [171.4, 72.7], [172.7, 84.1],
                            [172.7, 76.8], [177.8, 63.6], [177.8, 80.9], [182.9, 80.9], [170.2, 85.5],
                            [167.6, 68.6], [175.3, 67.7], [165.1, 66.4], [185.4, 102.3], [181.6, 70.5],
                            [172.7, 95.9], [190.5, 84.1], [179.1, 87.3], [175.3, 71.8], [170.2, 65.9],
                            [193.0, 95.9], [171.4, 91.4], [177.8, 81.8], [177.8, 96.8], [167.6, 69.1],
                            [167.6, 82.7], [180.3, 75.5], [182.9, 79.5], [176.5, 73.6], [186.7, 91.8],
                            [188.0, 84.1], [188.0, 85.9], [177.8, 81.8], [174.0, 82.5], [177.8, 80.5],
                            [171.4, 70.0], [185.4, 81.8], [185.4, 84.1], [188.0, 90.5], [188.0, 91.4],
                            [182.9, 89.1], [176.5, 85.0], [175.3, 69.1], [175.3, 73.6], [188.0, 80.5],
                            [188.0, 82.7], [175.3, 86.4], [170.5, 67.7], [179.1, 92.7], [177.8, 93.6],
                            [175.3, 70.9], [182.9, 75.0], [170.8, 93.2], [188.0, 93.2], [180.3, 77.7],
                            [177.8, 61.4], [185.4, 94.1], [168.9, 75.0], [185.4, 83.6], [180.3, 85.5],
                            [174.0, 73.9], [167.6, 66.8], [182.9, 87.3], [160.0, 72.3], [180.3, 88.6],
                            [167.6, 75.5], [186.7, 101.4], [175.3, 91.1], [175.3, 67.3], [175.9, 77.7],
                            [175.3, 81.8], [179.1, 75.5], [181.6, 84.5], [177.8, 76.6], [182.9, 85.0],
                            [177.8, 102.5], [184.2, 77.3], [179.1, 71.8], [176.5, 87.9], [188.0, 94.3],
                            [174.0, 70.9], [167.6, 64.5], [170.2, 77.3], [167.6, 72.3], [188.0, 87.3],
                            [174.0, 80.0], [176.5, 82.3], [180.3, 73.6], [167.6, 74.1], [188.0, 85.9],
                            [180.3, 73.2], [167.6, 76.3], [183.0, 65.9], [183.0, 90.9], [179.1, 89.1],
                            [170.2, 62.3], [177.8, 82.7], [179.1, 79.1], [190.5, 98.2], [177.8, 84.1],
                            [180.3, 83.2], [180.3, 83.2]
                        ],
                        markLine: {
                            data: [{
                                type: 'average',
                                name: 'Average'
                            }]
                        }
                    }
                ]
            });
        }

        // Bubble size
        if (scatter_bubble_size_element) {

            // Initialize chart
            var scatter_bubble_size = echarts.init(scatter_bubble_size_element);


            //
            // Chart config
            //

            // Demo data
            function random(){
                var r = Math.round(Math.random() * 100);
                return (r * (r % 2 == 0 ? 1: -1));
            }
            function randomDataArray() {
                var d = [];
                var len = 100;
                while (len--) {
                    d.push([
                        random(),
                        random(),
                        Math.abs(random()),
                    ]);
                }
                return d;
            }

            // Options
            scatter_bubble_size.setOption({

                // Global text styles
                textStyle: {
                    fontFamily: 'Roboto, Arial, Verdana, sans-serif',
                    fontSize: 13
                },

                // Chart animation duration
                animationDuration: 750,

                // Setup grid
                grid: {
                    left: 0,
                    right: 10,
                    top: 35,
                    bottom: 0,
                    containLabel: true
                },

                // Add legend
                legend: {
                    data: ['Scatter1', 'Scatter2']
                },

                // Add tooltip
                tooltip: {
                    trigger: 'item',
                    backgroundColor: 'rgba(0,0,0,0.75)',
                    padding: [10, 15],
                    textStyle: {
                        fontSize: 13,
                        fontFamily: 'Roboto, sans-serif'
                    },
                    axisPointer: {
                        type: 'cross',
                        lineStyle: {
                            type: 'dashed',
                            width: 1
                        }
                    }
                },

                // Horizontal axis
                xAxis: [{
                    type: 'value',
                    scale: true,
                    splitNumber: 4,
                    axisLabel: {
                        color: '#333'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: '#eee',
                            type: 'dashed'
                        }
                    }
                }],

                // Vertical axis
                yAxis: [{
                    type: 'value',
                    scale: true,
                    splitNumber: 4,
                    axisLabel: {
                        color: '#333'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: ['#eee']
                        }
                    },
                    splitArea: {
                        show: true,
                        areaStyle: {
                            color: ['rgba(250,250,250,0.1)', 'rgba(0,0,0,0.015)']
                        }
                    }
                }],

                // Add series
                series: [
                    {
                        name: 'Scatter1',
                        type: 'scatter',
                        symbolSize: function (value) {
                            return Math.round(value[2] / 3);
                        },
                        data: randomDataArray()
                    },
                    {
                        name: 'Scatter2',
                        type: 'scatter',
                        symbolSize: function (value) {
                            return Math.round(value[2] / 3);
                        },
                        data: randomDataArray()
                    }
                ]
            });
        }

        // Large scale
        if (scatter_scale_element) {

            // Initialize chart
            var scatter_scale = echarts.init(scatter_scale_element);


            //
            // Chart config
            //

            // Options
            scatter_scale.setOption({

                // Main colors
                color: ['#2ec7c9', '#b6a2de'],

                // Global text styles
                textStyle: {
                    fontFamily: 'Roboto, Arial, Verdana, sans-serif',
                    fontSize: 13
                },

                // Chart animation duration
                animationDuration: 750,

                // Setup grid
                grid: {
                    left: 0,
                    right: 20,
                    top: 35,
                    bottom: 0,
                    containLabel: true
                },

                // Add legend
                legend: {
                    data: ['sin', 'cos']
                },

                // Add tooltip
                tooltip: {
                    trigger: 'axis',
                    showDelay : 0,
                    backgroundColor: 'rgba(0,0,0,0.75)',
                    padding: [10, 15],
                    textStyle: {
                        fontSize: 13,
                        fontFamily: 'Roboto, sans-serif'
                    },
                    axisPointer: {
                        type: 'cross',
                        lineStyle: {
                            type: 'dashed',
                            width: 1
                        }
                    }
                },

                // Horizontal axis
                xAxis: [{
                    type: 'value',
                    scale: true,
                    axisLabel: {
                        color: '#333',
                        formatter: '{value} cm'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: '#eee',
                            type: 'dashed'
                        }
                    }
                }],

                // Vertical axis
                yAxis: [{
                    type: 'value',
                    scale: true,
                    axisLabel: {
                        color: '#333',
                        formatter: '{value} kg'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: ['#eee']
                        }
                    },
                    splitArea: {
                        show: true,
                        areaStyle: {
                            color: ['rgba(250,250,250,0.1)', 'rgba(0,0,0,0.015)']
                        }
                    }
                }],

                // Add series
                series: [
                    {
                        name: 'sin',
                        type: 'scatter',
                        large: true,
                        symbolSize: 3,
                        data: (function () {
                            var d = [];
                            var len = 10000;
                            var x = 0;
                            while (len--) {
                                x = (Math.random() * 10).toFixed(3) - 0;
                                d.push([
                                    x,
                                    (Math.sin(x) - x * (len % 2 ? 0.1 : -0.1) * Math.random()).toFixed(3) - 0
                                ]);
                            }
                            return d;
                        })()
                    },
                    {
                        name: 'cos',
                        type: 'scatter',
                        large: true,
                        symbolSize: 2,
                        data: (function () {
                            var d = [];
                            var len = 20000;
                            var x = 0;
                            while (len--) {
                                x = (Math.random() * 10).toFixed(3) - 0;
                                d.push([
                                    x,
                                    (Math.cos(x) - x * (len % 2 ? 0.1 : -0.1) * Math.random()).toFixed(3) - 0
                                ]);
                            }
                            return d;
                        })()
                    }
                ]
            });
        }

        // Scale roaming
        if (scatter_roaming_element) {

            // Initialize chart
            var scatter_roaming = echarts.init(scatter_roaming_element);


            //
            // Chart config
            //

            // Options
            scatter_roaming.setOption({

                // Global text styles
                textStyle: {
                    fontFamily: 'Roboto, Arial, Verdana, sans-serif',
                    fontSize: 13
                },

                // Chart animation duration
                animationDuration: 750,

                // Setup grid
                grid: {
                    left: 0,
                    right: 20,
                    top: 10,
                    bottom: 50,
                    containLabel: true
                },

                // Display visual map
                visualMap: {
                    type: 'continuous',
                    min: 0,
                    max: 100,
                    bottom: 0,
                    left: 'center',
                    text: ['High', 'Low'],
                    textGap: 20,
                    color: ['#FB8C00', '#FFE0B2'],
                    calculable: true,
                    itemWidth: 15,
                    itemHeight: 200,
                    orient: 'horizontal',
                    textStyle: {
                        fontSize: 12,
                        color: '#777'
                    }
                },

                // Add tooltip
                tooltip: {
                    trigger: 'axis',
                    backgroundColor: 'rgba(0,0,0,0.75)',
                    padding: [10, 15],
                    textStyle: {
                        fontSize: 13,
                        fontFamily: 'Roboto, sans-serif'
                    },
                    axisPointer: {
                        type: 'cross',
                        lineStyle: {
                            type: 'dashed',
                            width: 1
                        }
                    }
                },

                // Horizontal axis
                xAxis: [{
                    type: 'value',
                    scale: true,
                    axisLabel: {
                        color: '#333',
                        formatter: '{value} cm'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: '#eee',
                            type: 'dashed'
                        }
                    }
                }],

                // Vertical axis
                yAxis: [{
                    type: 'value',
                    scale: true,
                    axisLabel: {
                        color: '#333',
                        formatter: '{value} kg'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: ['#eee']
                        }
                    },
                    splitArea: {
                        show: true,
                        areaStyle: {
                            color: ['rgba(250,250,250,0.1)', 'rgba(0,0,0,0.015)']
                        }
                    }
                }],

                // Add series
                series: [
                    {
                        name: 'Scatter1',
                        type: 'scatter',
                        data: (function () {
                            var d = [];
                            var len = 500;
                            var value;
                            while (len--) {
                                value = (Math.random()*100).toFixed(2) - 0;
                                d.push([
                                    (Math.random()*value + value).toFixed(2) - 0,
                                    (Math.random()*value).toFixed(2) - 0,
                                    value
                                ]);
                            }
                            return d;
                        })()
                    }
                ]
            });
        }

        // Category scatter
        if (scatter_category_element) {

            // Initialize chart
            var scatter_category = echarts.init(scatter_category_element);


            //
            // Chart config
            //

            // Options
            scatter_category.setOption({

                // Global text styles
                textStyle: {
                    fontFamily: 'Roboto, Arial, Verdana, sans-serif',
                    fontSize: 13
                },

                // Chart animation duration
                animationDuration: 750,

                // Setup grid
                grid: {
                    left: 0,
                    right: 10,
                    top: 74,
                    bottom: 60,
                    containLabel: true
                },

                // Add legend
                legend: {
                    data: ['Series1', 'Series2']
                },

                // Add tooltip
                tooltip: {
                    trigger: 'axis',
                    backgroundColor: 'rgba(0,0,0,0.75)',
                    padding: [10, 15],
                    textStyle: {
                        fontSize: 13,
                        fontFamily: 'Roboto, sans-serif'
                    },
                    axisPointer: {
                        type: 'cross',
                        lineStyle: {
                            type: 'dashed',
                            width: 1
                        }
                    }
                },

                // Add data zoom
                dataZoom: [
                    {
                        type: 'inside',
                        start: 30,
                        end: 70
                    },
                    {
                        show: true,
                        type: 'slider',
                        start: 30,
                        end: 70,
                        height: 40,
                        bottom: 0,
                        borderColor: '#ccc',
                        fillerColor: 'rgba(0,0,0,0.05)',
                        handleStyle: {
                            color: '#585f63'
                        }
                    }
                ],

                // Display visual map
                visualMap: {
                    type: 'piecewise',
                    min: 0,
                    max: 100,
                    orient: 'horizontal',
                    top: 35,
                    left: 'center',
                    splitNumber: 5
                },

                // Horizontal axis
                xAxis: [{
                    type: 'category',
                    data: function () {
                        var list = [];
                        var len = 0;
                        while (len++ < 500) {
                            list.push(len);
                        }
                        return list;
                    }(),
                    axisLabel: {
                        color: '#333'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: '#eee',
                            type: 'dashed'
                        }
                    }
                }],

                // Vertical axis
                yAxis: [{
                    type: 'value',
                    scale: true,
                    axisLabel: {
                        color: '#333'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: ['#eee']
                        }
                    },
                    splitArea: {
                        show: true,
                        areaStyle: {
                            color: ['rgba(250,250,250,0.1)', 'rgba(0,0,0,0.015)']
                        }
                    }
                }],

                // Add series
                series: [
                    {
                        name: 'Series1',
                        type: 'scatter',
                        tooltip: {
                            trigger: 'item',
                            formatter: function (params) {
                                return params.seriesName + ' （'  + 'Category' + params.value[0] + '）<br/>'
                                + params.value[1] + ', ' 
                                + params.value[2]; 
                            },
                            axisPointer: {
                                show: true
                            }
                        },
                        symbolSize: function (value) {
                            return Math.round(value[2]/5);
                        },
                        data: (function () {
                            var d = [];
                            var len = 0;
                            var value;
                            while (len++ < 500) {
                                d.push([
                                    len,
                                    (Math.random()*30).toFixed(2) - 0,
                                    (Math.random()*100).toFixed(2) - 0
                                ]);
                            }
                            return d;
                        })()
                    },

                    {
                        name: 'Series2',
                        type: 'scatter',
                        tooltip: {
                            trigger: 'item',
                            formatter: function (params) {
                                return params.seriesName + ' （'  + 'Category' + params.value[0] + '）<br/>'
                                + params.value[1] + ', ' 
                                + params.value[2]; 
                            },
                            axisPointer:{
                                show: true
                            }
                        },
                        symbolSize: function (value) {
                            return Math.round(value[2]/5);
                        },
                        data: (function () {
                            var d = [];
                            var len = 0;
                            var value;
                            while (len++ < 500) {
                                d.push([
                                    len,
                                    (Math.random()*30).toFixed(2) - 0,
                                    (Math.random()*100).toFixed(2) - 0
                                ]);
                            }
                            return d;
                        })()
                    }
                ]
            });
        }

        // Punch card
        if (scatter_punch_element) {

            // Initialize chart
            var scatter_punch = echarts.init(scatter_punch_element);


            //
            // Chart config
            //

            // Demo data
            var hours = ['12am', '1am', '2am', '3am', '4am', '5am', '6am', '7am', '8am', '9am','10am','11am', '12pm', '1pm', '2pm', '3pm', '4pm', '5pm', '6pm', '7pm', '8pm', '9pm', '10pm', '11pm'];
            var days = ['Saturday', 'Friday', 'Thursday', 'Wednesday', 'Tuesday', 'Monday', 'Sunday'];
            var data = [
                [0,0,15],[0,1,11],[0,2,6],[0,3,16],[0,4,14],[0,5,10],[0,6,4],[0,7,12],[0,8,4],[0,9,20],[0,10,17],[0,11,2],[0,12,4],[0,13,1],[0,14,1],[0,15,3],[0,16,4],[0,17,6],[0,18,4],[0,19,4],[0,20,3],[0,21,3],[0,22,2],[0,23,5],
                [1,0,7],[1,1,10],[1,2,9],[1,3,17],[1,4,8],[1,5,4],[1,6,7],[1,7,2],[1,8,0],[1,9,0],[1,10,5],[1,11,2],[1,12,2],[1,13,6],[1,14,9],[1,15,11],[1,16,6],[1,17,7],[1,18,8],[1,19,12],[1,20,5],[1,21,5],[1,22,7],[1,23,2],
                [2,0,1],[2,1,1],[2,2,8],[2,3,10],[2,4,6],[2,5,4],[2,6,12],[2,7,20],[2,8,16],[2,9,10],[2,10,3],[2,11,2],[2,12,1],[2,13,9],[2,14,8],[2,15,10],[2,16,6],[2,17,5],[2,18,5],[2,19,5],[2,20,7],[2,21,4],[2,22,2],[2,23,4],
                [3,0,7],[3,1,3],[3,2,10],[3,3,0],[3,4,4],[3,5,0],[3,6,0],[3,7,4],[3,8,1],[3,9,0],[3,10,5],[3,11,4],[3,12,7],[3,13,14],[3,14,13],[3,15,12],[3,16,9],[3,17,5],[3,18,5],[3,19,10],[3,20,6],[3,21,4],[3,22,4],[3,23,1],
                [4,0,1],[4,1,3],[4,2,2],[4,3,6],[4,4,3],[4,5,1],[4,6,7],[4,7,16],[4,8,10],[4,9,2],[4,10,4],[4,11,4],[4,12,2],[4,13,4],[4,14,4],[4,15,14],[4,16,12],[4,17,1],[4,18,8],[4,19,5],[4,20,3],[4,21,7],[4,22,3],[4,23,0],
                [5,0,2],[5,1,1],[5,2,9],[5,3,3],[5,4,0],[5,5,0],[5,6,0],[5,7,0],[5,8,2],[5,9,0],[5,10,4],[5,11,1],[5,12,5],[5,13,10],[5,14,5],[5,15,7],[5,16,11],[5,17,6],[5,18,0],[5,19,5],[5,20,3],[5,21,4],[5,22,2],[5,23,0],
                [6,0,1],[6,1,0],[6,2,4],[6,3,0],[6,4,0],[6,5,6],[6,6,0],[6,7,15],[6,8,0],[6,9,0],[6,10,1],[6,11,0],[6,12,2],[6,13,1],[6,14,3],[6,15,4],[6,16,10],[6,17,0],[6,18,0],[6,19,0],[6,20,1],[6,21,2],[6,22,2],[6,23,6]
            ];
            data = data.map(function (item) {
                return [item[1], item[0], item[2]];
            });

            // Options
            scatter_punch.setOption({

                // Global text styles
                textStyle: {
                    fontFamily: 'Roboto, Arial, Verdana, sans-serif',
                    fontSize: 13
                },

                // Chart animation duration
                animationDuration: 750,

                // Setup grid
                grid: {
                    left: 0,
                    right: 10,
                    top: 0,
                    bottom: 0,
                    containLabel: true
                },

                // Add tooltip
                tooltip: {
                    trigger: 'item',
                    backgroundColor: 'rgba(0,0,0,0.75)',
                    padding: [10, 15],
                    textStyle: {
                        fontSize: 13,
                        fontFamily: 'Roboto, sans-serif'
                    },
                    axisPointer: {
                        type: 'cross',
                        lineStyle: {
                            type: 'dashed',
                            width: 1
                        }
                    },
                    formatter: function (params) {
                        return '<div class="mb-1">' + days[params.value[1]] + '</div>' + '<div class="mr-3">Commits: ' + params.value[2] + '</div>' + '<div class="mr-3">Time: ' + hours[params.value[0]] + '</div>';
                    }
                },

                // Horizontal axis
                xAxis: [{
                    type: 'category',
                    data: hours,
                    axisLabel: {
                        color: '#333'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: '#eee',
                            type: 'dashed'
                        }
                    }
                }],

                // Vertical axis
                yAxis: [{
                    type: 'category',
                    data: days,
                    axisLabel: {
                        color: '#333'
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#999'
                        }
                    },
                    splitLine: {
                        show: true,
                        lineStyle: {
                            color: ['#eee']
                        }
                    },
                    splitArea: {
                        show: true,
                        areaStyle: {
                            color: ['rgba(250,250,250,0.1)', 'rgba(0,0,0,0.015)']
                        }
                    }
                }],

                // Add series
                series: [{
                    name: 'Punch Card',
                    type: 'scatter',
                    symbolSize: function (val) {
                        return val[2] * 2;
                    },
                    data: data
                }]
            });
        }


        //
        // Resize charts
        //

        // Resize function
        var triggerChartResize = function() {
            scatter_basic_element && scatter_basic.resize();
            scatter_bubble_size_element && scatter_bubble_size.resize();
            scatter_scale_element && scatter_scale.resize();
            scatter_roaming_element && scatter_roaming.resize();
            scatter_category_element && scatter_category.resize();
            scatter_punch_element && scatter_punch.resize();
        };

        // On sidebar width change
        $(document).on('click', '.sidebar-control', function() {
            setTimeout(function () {
                triggerChartResize();
            }, 0);
        });

        // On window resize
        var resizeCharts;
        window.onresize = function () {
            clearTimeout(resizeCharts);
            resizeCharts = setTimeout(function () {
                triggerChartResize();
            }, 200);
        };
    };


    //
    // Return objects assigned to module
    //

    return {
        init: function() {
            _scattersExamples();
        }
    }
}();


// Initialize module
// ------------------------------

document.addEventListener('DOMContentLoaded', function() {
    EchartsScatters.init();
});