| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <meta name="viewport" content="width=device-width, initial-scale=1" /> |
| <script src="lib/esl.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> |
| <script src="lib/frameInsight.js"></script> |
| <link rel="stylesheet" href="lib/reset.css" /> |
| </head> |
| <body> |
| <style> |
| .test-title { |
| background: #146402; |
| color: #fff; |
| } |
| </style> |
| |
| |
| <div id="main0"></div> |
| <div id="panel0"></div> |
| <div id="duration"></div> |
| |
| |
| |
| |
| |
| <script> |
| |
| require(['echarts'], function (echarts) { |
| |
| // The data count is from a real requirement. |
| var rawDataChunkSize = 1e4; |
| var chunkCount = 20; |
| |
| var minute = 60 * 1000; |
| var xValue = +new Date(2011, 0, 1); |
| var baseValue = Math.random() * 12000; |
| var xValueMin = 0; |
| var xValueMax = rawDataChunkSize * chunkCount; |
| var yValueMin = Infinity; |
| var yValueMax = -Infinity; |
| |
| var rawData = []; |
| for (var i = 0; i < chunkCount; i++) { |
| rawData.push(generateOHLC(rawDataChunkSize)); |
| } |
| yValueMax = Math.ceil(yValueMax); |
| yValueMin = Math.floor(yValueMin); |
| |
| function run() { |
| |
| frameInsight.init(echarts, 'duration'); |
| |
| // var data = generateOHLC(rawDataChunkSize); |
| var chart = window.chart = init(); |
| |
| var loadedChunkIndex = 0; |
| |
| appendData(); |
| |
| function appendData() { |
| if (loadedChunkIndex >= chunkCount) { |
| return; |
| } |
| |
| setTimeout(function () { |
| |
| chart.appendData({seriesIndex: 0, data: rawData[loadedChunkIndex]}); |
| |
| loadedChunkIndex++; |
| |
| appendData(); |
| }, 300); |
| } |
| } |
| |
| function generateOHLC(count) { |
| var data = []; |
| |
| var tmpVals = new Array(4); |
| var dayRange = 12; |
| |
| for (var i = 0; i < count; i++) { |
| baseValue = baseValue + Math.random() * 20 - 10; |
| |
| for (var j = 0; j < 4; j++) { |
| tmpVals[j] = (Math.random() - 0.5) * dayRange + baseValue; |
| if (tmpVals[j] < yValueMin) { |
| yValueMin = tmpVals[j]; |
| } |
| if (tmpVals[j] > yValueMax) { |
| yValueMax = tmpVals[j]; |
| } |
| } |
| tmpVals.sort(); |
| |
| var idxRandom = Math.random(); |
| var openIdx = Math.round(Math.random() * 3); |
| var closeIdx = Math.round(Math.random() * 2); |
| if (closeIdx === openIdx) { |
| closeIdx++; |
| } |
| |
| // ['open', 'close', 'lowest', 'highest'] |
| // [1, 4, 3, 2] |
| data.push([ |
| echarts.format.formatTime('yyyy-MM-dd hh:mm:ss', xValue += minute), |
| +tmpVals[openIdx].toFixed(2), // open |
| +tmpVals[3].toFixed(2), // highest |
| +tmpVals[0].toFixed(2), // lowest |
| +tmpVals[closeIdx].toFixed(2) // close |
| ]); |
| } |
| |
| return data; |
| } |
| |
| function calculateMA(dayCount, data) { |
| var result = []; |
| for (var i = 0, len = data.length; i < len; i++) { |
| if (i < dayCount) { |
| result.push('-'); |
| continue; |
| } |
| var sum = 0; |
| for (var j = 0; j < dayCount; j++) { |
| sum += data[i - j][2]; |
| } |
| result.push(+(sum / dayCount).toFixed(3)); |
| } |
| return result; |
| } |
| |
| function init() { |
| |
| var option = { |
| backgroundColor: '#eee', |
| // animation: false, |
| legend: { |
| left: 0 |
| }, |
| tooltip: { |
| trigger: 'axis', |
| axisPointer: { |
| type: 'line' |
| } |
| }, |
| toolbox: { |
| feature: { |
| dataZoom: { |
| yAxisIndex: false |
| }, |
| brush: { |
| type: ['polygon', 'rect', 'lineX', 'lineY', 'keep', 'clear'] |
| } |
| } |
| }, |
| // brush: { |
| // xAxisIndex: 'all', |
| // brushLink: 'all', |
| // outOfBrush: { |
| // colorAlpha: 0.1 |
| // } |
| // }, |
| grid: [ |
| { |
| left: '10%', |
| right: '10%', |
| height: 300 |
| }, |
| // { |
| // left: '10%', |
| // right: '10%', |
| // height: 70, |
| // bottom: 80 |
| // } |
| ], |
| xAxis: [ |
| { |
| type: 'category', |
| scale: true, |
| boundaryGap : false, |
| // inverse: true, |
| axisLine: {onZero: false}, |
| splitLine: {show: false}, |
| splitNumber: 20, |
| min: xValueMin, |
| max: xValueMax |
| }, |
| // { |
| // type: 'category', |
| // gridIndex: 1, |
| // data: data.categoryData, |
| // scale: true, |
| // boundaryGap : false, |
| // axisLine: {onZero: false}, |
| // axisTick: {show: false}, |
| // splitLine: {show: false}, |
| // axisLabel: {show: false}, |
| // splitNumber: 20, |
| // min: 'dataMin', |
| // max: 'dataMax' |
| // } |
| ], |
| yAxis: [ |
| { |
| scale: true, |
| splitArea: { |
| show: true |
| }, |
| min: yValueMin, |
| max: yValueMax |
| }, |
| // { |
| // scale: true, |
| // gridIndex: 1, |
| // splitNumber: 2, |
| // axisLabel: {show: false}, |
| // axisLine: {show: false}, |
| // axisTick: {show: false}, |
| // splitLine: {show: false} |
| // } |
| ], |
| dataZoom: [ |
| { |
| type: 'inside', |
| // xAxisIndex: [0, 1], |
| // start: 10, |
| // end: 100 |
| }, |
| { |
| show: true, |
| // xAxisIndex: [0, 1], |
| type: 'slider', |
| bottom: 10, |
| // start: 10, |
| // end: 100 |
| } |
| ], |
| series: [ |
| { |
| type: 'candlestick', |
| // progressiveMode: 'linear', |
| // data: data, |
| encode: { |
| x: 0, |
| y: [1, 4, 3, 2] |
| }, |
| // progressiveChunkMode: 'sequential' |
| // progressive: false |
| // progressive: progressive |
| // 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/>', |
| // 'Lowest: ' + param.data[2] + '<br/>', |
| // 'Highest: ' + param.data[3] + '<br/>' |
| // ].join('') |
| // } |
| // } |
| } //, |
| // { |
| // name: 'MA5', |
| // type: 'line', |
| // data: calculateMA(5, data), |
| // smooth: true, |
| // lineStyle: { |
| // normal: {opacity: 0.5} |
| // } |
| // }, |
| // { |
| // name: 'MA10', |
| // type: 'line', |
| // data: calculateMA(10, data), |
| // smooth: true, |
| // lineStyle: { |
| // normal: {opacity: 0.5} |
| // } |
| // }, |
| // { |
| // name: 'MA20', |
| // type: 'line', |
| // data: calculateMA(20, data), |
| // smooth: true, |
| // lineStyle: { |
| // normal: {opacity: 0.5} |
| // } |
| // }, |
| // { |
| // name: 'MA30', |
| // type: 'line', |
| // data: calculateMA(30, data), |
| // smooth: true, |
| // lineStyle: { |
| // normal: {opacity: 0.5} |
| // } |
| // }, |
| // { |
| // name: 'Volumn', |
| // type: 'bar', |
| // xAxisIndex: 1, |
| // yAxisIndex: 1, |
| // data: data.volumns |
| // } |
| ] |
| }; |
| |
| var panel = document.getElementById('panel0'); |
| var chart = testHelper.create(echarts, 'main0', { |
| title: 'Append data and progressive by mod', |
| option: option, |
| height: 550 |
| }); |
| |
| return chart; |
| |
| // chart && chart.on('brushSelected', renderBrushed); |
| |
| // function renderBrushed(params) { |
| // var sum = 0; |
| // var min = Infinity; |
| // var max = -Infinity; |
| // var countBySeries = []; |
| // var brushComponent = params.batch[0]; |
| |
| // var rawIndices = brushComponent.selected[0].dataIndex; |
| // for (var i = 0; i < rawIndices.length; i++) { |
| // var val = data.values[rawIndices[i]][1]; |
| // sum += val; |
| // min = Math.min(val, min); |
| // max = Math.max(val, max); |
| // } |
| |
| // panel.innerHTML = [ |
| // '<h3>STATISTICS:</h3>', |
| // 'SUM of open: ' + (sum / rawIndices.length).toFixed(4) + '<br>', |
| // 'MIN of open: ' + min.toFixed(4) + '<br>', |
| // 'MAX of open: ' + max.toFixed(4) + '<br>' |
| // ].join(' '); |
| |
| // } |
| |
| // chart && chart.dispatchAction({ |
| // type: 'brush', |
| // areas: [ |
| // { |
| // brushType: 'lineX', |
| // coordRange: ['2016-06-02', '2016-06-20'], |
| // xAxisIndex: 0 |
| // } |
| // ] |
| // }); |
| |
| } |
| |
| run(); |
| |
| }); |
| |
| </script> |
| |
| |
| |
| </body> |
| </html> |
