di-echarts
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Apache ECharts is a powerful, interactive charting and data visualization library for browser
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HTML
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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">
<script src="lib/simpleRequire.js"></script>
<script src="lib/config.js"></script>
<script src="lib/jquery.min.js"></script>
<link rel="stylesheet" href="lib/reset.css" />
</head>
<body>
<style>
.split {
line-height: 60px;
height: 60px;
background: #333;
text-align: center;
font-weight: bold;
font-size: 20px;
color: #fff;
}
.block {
position: relative;
}
body {
background: #555;
}
body .main {
height: 550px;
margin-right: 220px;
margin-left: 20px;
}
.panel {
position: absolute;
top: 0;
right: 0;
bottom: 0;
width: 200px;
background: #555;
color: #fff;
font-size: 14px;
font-weight: normal;
padding: 10px;
}
ul.panel-desc {
padding-left: 20px;
padding-bottom: 10px;
border-bottom: 1px solid #777;
}
ul.panel-desc li {
margin-bottom: 5px;
}
h3 {
font-size: 14px;
}
#main2 {
height: 450px;
}
#main2-st {
position: relative;
height: 200px;
margin-right: 220px;
margin-left: 20px;
}
strong {
background: yellow;
padding: 0 2px;
border-radius: 2px;
color: #000;
}
#main1-st {
position: absolute;
top: 0;
right: 300px;
height: 550px;
width: 400px;
z-index: 999;
}
.sm-settings {
border-bottom: 1px solid #777;
padding-bottom: 15px;
}
.sm-settings input {
max-width: 50px;
}
</style>
<div class="split">Candlestick</div>
<div class="block">
<div id="main1" class="main"></div>
<!-- <div id="main1-st"></div> -->
<div class="panel">
<ul class="panel-desc">
<li><strong>CHECK</strong>: brush an area and drag dataZoom.</li>
</ul>
<div id="panel1"></div>
</div>
</div>
<div class="split">Graph</div>
<div class="block">
<div id="main2" class="main"></div>
<!-- <div id="main1-st"></div> -->
<div class="panel">
<ul class="panel-desc">
<li><strong>CHECK</strong>: brush an area and drag dataZoom.</li>
</ul>
<div id="panel2"></div>
</div>
</div>
<!-- =================== 1 ===================== -->
<script>
/**
* @see <https://en.wikipedia.org/wiki/Michelson%E2%80%93Morley_experiment>
* @see <http://bl.ocks.org/mbostock/4061502>
*/
var chart;
var data;
var panel;
require([
'echarts',
'data/stock-DJI.json.js'
], function (echarts, rawData) {
chart = echarts.init(document.getElementById('main1'), null, {
});
panel = document.getElementById('panel1');
data = splitData(rawData);
update();
chart.on('click', function (info) {
if (info.data && info.componentType === 'series') {
alert([
'clicked on: ',
'DATA: ' + info.name,
'OPEN: ' + info.data[0],
'CLOSE: ' + info.data[1],
'LOWEST: ' + info.data[2],
'HIGHEST: ' + info.data[3],
'VOLUMN: ' + info.data[4]
].join('\n'));
}
});
})
function splitData(rawData) {
var categoryData = [];
var values = [];
var volumns = [];
for (var i = 0; i < rawData.length; i++) {
categoryData.push(rawData[i].splice(0, 1)[0]);
values.push(rawData[i])
volumns.push(rawData[i][4]);
}
return {
categoryData: categoryData,
values: values,
volumns: volumns
};
}
function calculateMA(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 update() {
chart.setOption({
backgroundColor: '#eee',
animation: false,
legend: {
left: 0,
data: ['Dow-Jones index', 'MA5', 'MA10', 'MA20', 'MA30']
},
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',
data: data.categoryData,
scale: true,
boundaryGap : false,
axisLine: {onZero: false},
splitLine: {show: false},
splitNumber: 20,
min: 'dataMin',
max: 'dataMax'
},
{
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
}
},
{
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',
bottom: 10,
start: 98,
end: 100
}
],
series: [
{
name: 'Dow-Jones index',
type: 'candlestick',
data: data.values,
itemStyle: {
normal: {
borderColor: null,
borderColor0: null
}
},
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
}
]
});
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.dispatchAction({
type: 'brush',
areas: [
{
brushType: 'lineX',
coordRange: ['2016-06-02', '2016-06-20'],
xAxisIndex: 0
}
]
});
}
</script>
<!-- =================== 2 ===================== -->
<script>
require([
'echarts',
'extension/dataTool',
'./data/les-miserables.gexf',
'theme/vintage'
], function (echarts, dataTool, xml) {
var gexf = dataTool.gexf;
var chart = echarts.init(document.getElementById('main2'), 'vintage');
var graph = gexf.parse(xml);
var categories = [];
for (var i = 0; i < 9; i++) {
categories[i] = {
name: '类目' + i
};
}
graph.nodes.forEach(function (node) {
delete node.itemStyle;
node.value = node.symbolSize;
node.label = {
normal: {
show: node.symbolSize > 30
},
emphasis: {
show: true
}
};
node.category = node.attributes['modularity_class'];
});
graph.links.forEach(function (link) {
delete link.lineStyle;
});
var option = {
tooltip: {},
legend: [{
width: '70%',
// selectedMode: 'single',
data: categories.map(function (a) {
return a.name;
})
}],
animationDurationUpdate: 1500,
animationEasingUpdate: 'quinticInOut',
brush: {
},
series : [
{
name: 'Les Miserables',
type: 'graph',
layout: 'none',
data: graph.nodes,
links: graph.links,
categories: categories,
roam: true,
draggable: true,
itemStyle: {
normal: {
borderColor: '#fff',
borderWidth: 2,
shadowBlur: 10,
shadowColor: 'rgba(0, 0, 0, 0.3)'
}
},
focusNodeAdjacency: true,
label: {
normal: {
position: 'right',
formatter: '{b}'
}
},
lineStyle: {
normal: {
color: 'source',
curveness: 0.3
}
}
}
]
};
chart.setOption(option);
var config = {
layout: 'none'
};
chart.on('click', function (params) {
console.log(params, params.data);
});
});
</script>
</body>
</html>