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Ziver Koc 2021-02-25 23:31:31 +01:00
commit 265d54a484
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src/main/resources/web/js/bootstrap.bundle.js vendored Normal file
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var echarts = require('echarts');
var ROOT_PATH = 'https://echarts.apache.org/examples';
var UP_COLOR = '#00da3c';
var DOWN_COLOR = '#ec0000';
$.get(ROOT_PATH + '/data/asset/data/stock-DJI.json', function (rawData) {
var data = splitData(rawData);
initTradeChart(elementID, data)
}
function splitData(rawData) {
var categoryData = [];
var values = [];
var volumes = [];
for (var i = 0; i < rawData.length; i++) {
categoryData.push(rawData[i].splice(0, 1)[0]);
values.push(rawData[i]);
volumes.push([
i,
rawData[i][4],
rawData[i][0] > rawData[i][1] ? 1 : -1
]);
}
return {
categoryData: categoryData,
values: values,
volumes: volumes
};
}
function calculateMovingAverage(dayCount, data) {
var result = [];
for (var i = 0, len = data.values.length; i < len; i++) {
if (i < dayCount) {
result.push('-');
continue;
}
var sum = 0;
for (var j = 0; j < dayCount; j++) {
sum += data.values[i - j][1];
}
result.push(+(sum / dayCount).toFixed(3));
}
return result;
}
function initTradeChart(elementID, data) {
var chartDom = document.getElementById(elementID);
var myChart = echarts.init(chartDom);
myChart.setOption({
animation: false,
tooltip: {
trigger: 'axis',
axisPointer: {
type: 'cross'
},
borderWidth: 1,
borderColor: '#ccc',
padding: 10,
textStyle: {
color: '#000'
},
position: function (pos, params, el, elRect, size) {
var obj = {top: 10};
obj[['left', 'right'][+(pos[0] < size.viewSize[0] / 2)]] = 30;
return obj;
}
},
axisPointer: {
link: {xAxisIndex: 'all'},
label: {
backgroundColor: '#777'
}
},
visualMap: {
show: false,
seriesIndex: 1,
dimension: 2,
pieces: [{
value: 1,
color: DOWN_COLOR
}, {
value: -1,
color: UP_COLOR
}]
},
grid: [
{
left: '10%',
right: '8%',
height: '50%'
},
{
left: '10%',
right: '8%',
top: '58%',
height: '13%'
}
],
xAxis: [
{
type: 'category',
data: data.categoryData,
scale: true,
boundaryGap: false,
axisLine: {onZero: false},
splitLine: {show: false},
splitNumber: 20,
min: 'dataMin',
max: 'dataMax',
axisPointer: {
z: 100
}
},
{
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,
},
{
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: 98,
end: 100
},
{
show: true,
xAxisIndex: [0, 1],
type: 'slider',
top: '85%',
start: 98,
end: 100
}
],
series: [
{
name: 'Dow-Jones index',
type: 'candlestick',
data: data.values,
itemStyle: {
color: UP_COLOR,
color0: DOWN_COLOR,
borderColor: null,
borderColor0: null
},
tooltip: {
formatter: function (param) {
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: 'Volume',
type: 'bar',
xAxisIndex: 1,
yAxisIndex: 1,
data: data.volumes
},
{
name: 'MA5',
type: 'line',
data: calculateMA(7, data),
smooth: true,
lineStyle: {
opacity: 0.5
}
},
{
name: 'MA20',
type: 'line',
data: calculateMA(20, data),
smooth: true,
lineStyle: {
opacity: 0.5
}
},
{
name: 'MA50',
type: 'line',
data: calculateMA(50, data),
smooth: true,
lineStyle: {
opacity: 0.5
}
},
]
}, true);
});