test/candlestick.html

<!--
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.  See the NOTICE file
distributed with this work for additional information
regarding copyright ownership.  The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License.  You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an
"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied.  See the License for the
specific language governing permissions and limitations
under the License.
-->

<html>
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1" />
        <script src="lib/simpleRequire.js"></script>
        <script src="lib/config.js"></script>
        <script src="lib/jquery.min.js"></script>
        <script src="lib/facePrint.js"></script>
        <script src="lib/testHelper.js"></script>
        <link rel="stylesheet" href="lib/reset.css" />
    </head>
    <body>
        <style>
        </style>

        <div id="main_candlestick_on_category_axis"></div>

        <script>
            /**
             * @see <https://en.wikipedia.org/wiki/Michelson%E2%80%93Morley_experiment>
             * @see <http://bl.ocks.org/mbostock/4061502>
             */
            require([
                'echarts',
                'data/security-sh-2013.json.js'
            ], function (echarts, rawData) {

                var _ctx = {
                    xAxisBoundaryGap: {
                        value: 'NOT_SET',
                        values: ['NOT_SET', false, true],
                    },
                    useBorder: {
                        value: false,
                        values: [false, true]
                    },
                };

                function updateChart() {
                    chart.setOption(createOption(), {notMerge: true});
                }

                function createOption() {

                    var data = splitData(rawData);

                    function splitData(rawData) {
                        var categoryData = [];
                        var values = []
                        for (var i = 0; i < rawData.length; i++) {
                            var rawItem = rawData[i].slice();
                            categoryData.push(rawItem.splice(0, 1)[0]);
                            values.push(rawItem)
                        }
                        return {
                            categoryData: categoryData,
                            values: values
                        };
                    }

                    function parseDate(timestamp) {
                        var date = new Date(timestamp);
                        return date.getFullYear() + '-' + (date.getMonth() + 1) + '-' + date.getDate();
                    }

                    var option = {
                        legend: {
                            top: 10,
                        },
                        tooltip: {
                            trigger: 'axis',
                            axisPointer: {
                                type: 'line'
                            }
                        },
                        grid: {
                            left: '10%',
                            right: '10%',
                            bottom: '15%'
                        },
                        xAxis: {
                            type: 'category',
                            data: data.categoryData,
                            scale: true,
                            boundaryGap: false,
                            axisLine: {onZero: false},
                            axisTick: {show: true},
                            splitLine: {show: false},
                            splitNumber: 20,
                            min: 'dataMin',
                            max: 'dataMax'
                        },
                        yAxis: {
                            scale: true,
                            splitArea: {
                                show: true
                            }
                        },
                        dataZoom: [
                            {
                                type: 'inside',
                                start: 50,
                                end: 100
                            },
                            {
                                show: true,
                                type: 'slider',
                                y: '90%',
                                start: 50,
                                end: 100
                            }
                        ],
                        series: [
                            {
                                name: 'Candlestick',
                                type: 'candlestick',
                                data: data.values,
                                // encode: {
                                //     tooltip: [0, 1, 2, 3]
                                // },
                                // tooltip: {
                                //     formatter: function (param) {
                                //         var param = param[0];
                                //         return [
                                //             'Date: ' + param.name + '<hr size=1 style="margin: 3px 0">',
                                //             'Open: ' + param.data[0] + '<br/>',
                                //             'Close: ' + param.data[1] + '<br/>',
                                //             'High: ' + param.data[2] + '<br/>',
                                //             'Low: ' + param.data[3] + '<br/>'
                                //         ].join('')
                                //     }
                                // },
                                markPoint: {
                                    data: [
                                        {
                                            name: 'markPoint on a data item',
                                            coord: ['2013/5/21', 2300]
                                        },
                                        {
                                            name: 'markPoint on a pixel coord',
                                            x: 100,
                                            y: 190,
                                            label: {
                                                position: 'top',
                                                formatter: 'pixel coord 100,170',
                                            },
                                            emphasis: {
                                                label: {
                                                    show: true,
                                                    position: 'top',
                                                    formatter: 'hovered'
                                                }
                                            }
                                        },
                                        {
                                            name: 'max value (default)',
                                            type: 'max'
                                        },
                                        {
                                            name: 'min value (default)',
                                            type: 'min'
                                        },
                                        {
                                            name: 'max value (dim:close)',
                                            type: 'max',
                                            valueDim: 'close'
                                        },
                                        {
                                            name: 'average value (dim:close)',
                                            type: 'average',
                                            valueDim: 'close'
                                        }
                                    ],
                                    tooltip: {
                                        formatter: function (param) {
                                            return param.name + '<br>' + (param.data.coord || '');
                                        }
                                    }
                                },
                                markLine: {
                                    data: [
                                        [
                                            {name: 'markLine between 2 data items', coord: ['2013/4/25', 2130]},
                                            {coord: ['2013/5/27', 2220]}
                                        ],
                                        [
                                            {name: 'markLine between 2 screen points', x: 100, y: 100},
                                            {x: 250, y: 130}
                                        ],
                                        [
                                            {name: 'max - min', type: 'max'},
                                            {type: 'min'}
                                        ],
                                        {
                                            name: 'min line',
                                            type: 'min'
                                        },
                                        {
                                            name: 'max line on dim:open',
                                            type: 'max',
                                            valueDim: 'open'
                                        }
                                    ]
                                }
                            },
                            {
                                name: 'Open',
                                type: 'line',
                                data: (function () {
                                    opens = [];
                                    for (var i = 0, len = data.values.length; i < len; i++) {
                                        opens.push(data.values[i][0]);
                                    }
                                    return opens;
                                })(),
                                smooth: true,
                                lineStyle: {
                                    normal: {color: '#aaa'}
                                }
                            }
                        ]
                    };

                    if (_ctx.xAxisBoundaryGap.value !== 'NOT_SET') {
                        option.xAxis.boundaryGap = _ctx.xAxisBoundaryGap.value;
                    }
                    if (_ctx.useBorder.value) {
                        option.series[0].itemStyle = {
                            borderColor: '#345',
                            borderColor0: '#000',
                            borderWidth: 2
                        };
                    }

                    return option;
                }

                var chart = testHelper.create(echarts, 'main_candlestick_on_category_axis', {
                    title: [
                        'Candlestick on category axis',
                    ],
                    option: createOption(),
                    inputsStyle: 'compact',
                    inputs: testHelper.createInputsSimply(_ctx, updateChart),
                });

                if (chart) {
                    chart.on('click', function (info) {
                        console.log(info);
                        if (info.data && info.data.length === 4) {
                            alert([
                                'clicked on: ',
                                'DATA: ' + info.name,
                                'OPEN: ' + info.data[0],
                                'CLOSE: ' + info.data[1],
                                'LOWEST: ' + info.data[2],
                                'HIGHEST: ' + info.data[3]
                            ].join('\n'));
                        }
                        else if (info.data && info.data.length === 2) {
                            // Markpoint
                            alert('mark point');
                        }
                    });
                }

            }); // End of require

        </script>
    </body>
</html>