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app.html
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<html>
<body style="background-color: #87CEEB; padding: 0">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
<script src="https://code.highcharts.com/highcharts.js"></script>
<script src="https://code.highcharts.com/modules/exporting.js"></script>
<div id="slidenav" style="position: fixed; padding: 0; width:100%; opacity: 0.7; margin-top: -300px; margin-left: -10px; height: 65px; background-color: #000066; z-index:999999">
<div id="lastTrade"style="opacity: 1.0; color:red; text-align:center; padding: 10px; font-size: 225%"></div>
</div>
<div id="wrapper" style="width:100%; padding: 0">
<div id="asks" class="float left" style="float:left; width:49%"></div>
<div id="bids" class="float right" style="float:right; width:49%"></div>
</div>
<div id="trades" style="width: 90%; padding: 5% 5%"></div>
<script>
var testing_mode = 0;
</script>
<script>
$(function () {
$('#asks').highcharts({
colors: ['red', 'green', 'yellow'],
chart: {
type: 'column',
backgroundColor: '#87CEEB',
animation: {
duration: 1000
}
},
title: {
text: 'ASKS'
},
xAxis: {
categories: [],
labels: {
format: '{value} INR',
style: {
color: Highcharts.getOptions().colors[1]
}
},
title: {
text: 'Price'
}
},
yAxis: {
min: 0,
labels: {
format: '{value} BTC',
style: {
color: Highcharts.getOptions().colors[1]
}
},
title: {
text: 'Volume'
},
stackLabels: {
enabled: true,
style: {
fontWeight: 'bold',
color: (Highcharts.theme && Highcharts.theme.textColor) || 'gray'
}
}
},
legend: {
enabled: false,
align: 'right',
x: -30,
verticalAlign: 'top',
y: 25,
floating: true,
backgroundColor: (Highcharts.theme && Highcharts.theme.background2) || 'white',
borderColor: '#CCC',
borderWidth: 1,
shadow: false
},
tooltip: {
headerFormat: '<b>{point.x}</b><br/>',
pointFormat: '{series.name} {point.y}'
},
plotOptions: {
column: {
stacking: 'normal',
dataLabels: {
enabled: false,
color: (Highcharts.theme && Highcharts.theme.dataLabelsColor) || 'white',
style: {
textShadow: '0 0 3px black'
}
}
}
},
series: [{
name: 'Volume Lost',
data: []
}, {
name: 'Volume Gained',
data: []
}, {
name: ' ',
data: []
}]
});
});
</script>
<script>
$(function () {
$('#bids').highcharts({
colors: ['red', 'green', 'yellow'],
chart: {
type: 'column',
backgroundColor: '#87CEEB',
animation: {
duration: 1000
}
},
title: {
text: 'BIDS'
},
xAxis: {
categories: [],
labels: {
format: '{value} INR',
style: {
color: Highcharts.getOptions().colors[1]
}
},
title: {
text: 'Price'
}
},
yAxis: {
min: 0,
title: {
text: 'Volume'
},
labels: {
format: '{value} BTC',
style: {
color: Highcharts.getOptions().colors[1]
}
},
stackLabels: {
enabled: true,
style: {
fontWeight: 'bold',
color: (Highcharts.theme && Highcharts.theme.textColor) || 'gray'
}
}
},
legend: {
enabled: false,
align: 'right',
x: -30,
verticalAlign: 'top',
y: 25,
floating: true,
backgroundColor: (Highcharts.theme && Highcharts.theme.background2) || 'white',
borderColor: '#CCC',
borderWidth: 1,
shadow: false
},
tooltip: {
headerFormat: '<b>{point.x}</b><br/>',
pointFormat: '{series.name} {point.y}'
},
plotOptions: {
column: {
stacking: 'normal',
dataLabels: {
enabled: false,
color: (Highcharts.theme && Highcharts.theme.dataLabelsColor) || 'white',
style: {
textShadow: '0 0 3px black'
}
}
}
},
series: [{
name: 'Volume Lost',
data: []
}, {
name: 'Volume Gained',
data: []
}, {
name: ' ',
data: []
}]
});
});
</script>
<script>
$(function () {
$('#trades').highcharts({
chart: {
zoomType: 'xy',
backgroundColor: '#87CEEB'
},
title: {
text: 'Transactions in past 24 hours'
},
xAxis: [{
categories: [],
crosshair: true
}],
yAxis: [{ // Primary yAxis
labels: {
format: '{value} INR',
style: {
color: Highcharts.getOptions().colors[1]
}
},
title: {
text: 'Price',
style: {
color: Highcharts.getOptions().colors[1]
}
}
}, { // Secondary yAxis
title: {
text: 'Volume',
style: {
color: Highcharts.getOptions().colors[1]
}
},
labels: {
format: '{value} BTC',
style: {
color: Highcharts.getOptions().colors[1]
}
},
opposite: true
}],
tooltip: {
shared: true
},
legend: {
enabled: false,
layout: 'vertical',
align: 'left',
x: 120,
verticalAlign: 'top',
y: 100,
floating: true,
backgroundColor: (Highcharts.theme && Highcharts.theme.legendBackgroundColor) || '#FFFFFF'
},
series: [{
name: 'Volume',
type: 'column',
yAxis: 1,
data: [],
tooltip: {
valueSuffix: ' BTC'
}
}, {
name: 'Price',
type: 'spline',
data: [],
tooltip: {
valueSuffix: ' INR'
}
}]
});
});
</script>
<script>
function create_trades_request(method, url) {
var xhr = new XMLHttpRequest();
if ("withCredentials" in xhr) {
// Check if the XMLHttpRequest object has a "withCredentials" property.
// "withCredentials" only exists on XMLHTTPRequest2 objects.
xhr.open(method, url, true);
} else if (typeof XDomainRequest != "undefined") {
// Otherwise, check if XDomainRequest.
// XDomainRequest only exists in IE, and is IE's way of making CORS requests.
xhr = new XDomainRequest();
xhr.open(method, url);
} else {
// Otherwise, CORS is not supported by the browser.
xhr = null;
}
xhr.send();
xhr.onreadystatechange = function() {
if (xhr.readyState == 4 && xhr.status == 200) {
obj = JSON.parse(xhr.responseText);
var trades_chart = $('#trades').highcharts();
var len = Object.keys(obj).length;
// for the first call
if(lastTradeTime == 0){
lastTradeTime = new Date(obj[0]['time']).getTime();
//console.log('time set to '+lastTradeTime);
for(var i=len-1; i >= 0; i--){
tradeTimestamps[len-i-1] = obj[i]['time'];
tradeVolumes[len-i-1] = parseFloat(obj[i]['volume']);
tradePrices[len-i-1] = parseInt(obj[i]['price']);
}
trades_chart.xAxis[0].setCategories(tradeTimestamps,false);
trades_chart.series[0].setData(tradeVolumes,false);
trades_chart.series[1].setData(tradePrices,false);
trades_chart.redraw();
}
else{
//identify new trades
var index;
for(index=0;index<len;index++){
//console.log('comparing '+lastTradeTime+' with '+(new Date(obj[index]['time'])).getTime());
if(testing_mode == 1){
if(lastTradeTime+Math.random()*10000000 >= (new Date(obj[index]['time'])).getTime()+Math.random()*10000000){
//console.log('random is '+Math.random());
break;
}
}
else{
if(lastTradeTime >= (new Date(obj[index]['time'])).getTime()){
//console.log('random is '+Math.random());
break;
}
}
}
index--;
if(index != -1){
//console.log('index is'+index);
for(var i=index; i >= 0; i--){
tradeTimestamps[tradeTimestamps.length] = obj[i]['time'];
tradeVolumes[tradeVolumes.length] = parseFloat(obj[i]['volume']);
tradePrices[tradePrices.length] = parseInt(obj[i]['price']);
}
//lastTradeTime = new Date(obj[0]['time']).getTime();
lastTradeTime = new Date(obj[0]['time']).getTime();
//console.log('time set to '+lastTradeTime);
//console.log('len is '+tradeVolumes[tradeVolumes.length-1]);
trades_chart.xAxis[0].setCategories(tradeTimestamps,false);
trades_chart.series[0].setData(tradeVolumes,false);
trades_chart.series[1].setData(tradePrices,false);
trades_chart.redraw();
$('#lastTrade').html('<b>'+obj[0]['time']+' '+obj[0]['price']+' INR '+obj[0]['volume']+' BTC</b>');
$('#slidenav').animate({
marginTop: Math.max(0, (($(window).height()/3))) + "px"
}, 1000);
}
}
}
}
}
</script>
<script>
function create_order_book_request(method, url) {
var xhr = new XMLHttpRequest();
if ("withCredentials" in xhr) {
// Check if the XMLHttpRequest object has a "withCredentials" property.
// "withCredentials" only exists on XMLHTTPRequest2 objects.
xhr.open(method, url, true);
} else if (typeof XDomainRequest != "undefined") {
// Otherwise, check if XDomainRequest.
// XDomainRequest only exists in IE, and is IE's way of making CORS requests.
xhr = new XDomainRequest();
xhr.open(method, url);
} else {
// Otherwise, CORS is not supported by the browser.
xhr = null;
}
xhr.send();
xhr.onreadystatechange = function() {
if (xhr.readyState == 4 && xhr.status == 200) {
obj = JSON.parse(xhr.responseText);
var bids_chart = $('#bids').highcharts();
for (var i = 0; i < 14; i++) {
updatedBids[i] = obj.bids[i][1];
if(testing_mode == 1){
updatedBidsVolume[i] = Math.max(0.1,parseFloat(obj.bids[i][0]) + Math.round(Math.random()*20)/10 - Math.round(Math.random()*20)/10);
}
else{
updatedBidsVolume[i] = parseFloat(obj.bids[i][0]);
}
updatedBidsVolume[i] = Math.round(updatedBidsVolume[i]*10)/10;
updatedBidsVolumeLoss[i] = 0.0;
updatedBidsVolumeGain[i] = 0.0;
if(updatedBids[i] in bidsMap){
var oldVolume = bidsMap[updatedBids[i]]['volume'];
var newVolume = updatedBidsVolume[i];
if(newVolume > oldVolume){
updatedBidsVolumeGain[i] = newVolume - oldVolume;
updatedBidsVolumeGain[i] = Math.round(updatedBidsVolumeGain[i]*10)/10;
}
if(newVolume < oldVolume){
updatedBidsVolumeLoss[i] = oldVolume - newVolume;
updatedBidsVolumeLoss[i] = Math.round(updatedBidsVolumeLoss[i]*10)/10;
}
}
}
//console.log(bidsMap);
for (var i = 0; i < 14; i++){
if(!(updatedBids[i] in bidsMap)){
bidsMap[obj.bids[i][1]] = {volume: updatedBidsVolume[i]};
}
updatedBidsVolume[i] = bidsMap[updatedBids[i]]['volume'] - updatedBidsVolumeLoss[i];
updatedBidsVolume[i] = Math.round(updatedBidsVolume[i]*10)/10;
}
bids_chart.xAxis[0].setCategories(updatedBids.slice(),false);
bids_chart.series[0].setData(updatedBidsVolumeLoss.slice(),false);
bids_chart.series[1].setData(updatedBidsVolumeGain.slice(),false);
bids_chart.series[2].setData(updatedBidsVolume.slice(),false);
bids_chart.redraw();
var asks_chart = $('#asks').highcharts();
for (var i = 0; i < 14; i++) {
updatedAsks[i] = obj.asks[i][1];
if(testing_mode == 1){
updatedAsksVolume[i] = Math.max(0.1,parseFloat(obj.asks[i][0]) + Math.round(Math.random()*20)/10 - Math.round(Math.random()*20)/10);
}
else{
updatedAsksVolume[i] = parseFloat(obj.asks[i][0]);
}
updatedAsksVolume[i] = Math.round(updatedAsksVolume[i]*10)/10;
updatedAsksVolumeLoss[i] = 0.0;
updatedAsksVolumeGain[i] = 0.0;
if(updatedAsks[i] in asksMap){
var oldVolume = asksMap[updatedAsks[i]]['volume'];
var newVolume = updatedAsksVolume[i];
if(newVolume > oldVolume){
updatedAsksVolumeGain[i] = newVolume - oldVolume;
updatedAsksVolumeGain[i] = Math.round(updatedAsksVolumeGain[i]*10)/10;
}
if(newVolume < oldVolume){
updatedAsksVolumeLoss[i] = oldVolume - newVolume;
updatedAsksVolumeLoss[i] = Math.round(updatedAsksVolumeLoss[i]*10)/10;
}
}
}
//console.log(asksMap);
for (var i = 0; i < 14; i++){
if(!(updatedAsks[i] in asksMap)){
asksMap[obj.asks[i][1]] = {volume: updatedAsksVolume[i]};
}
updatedAsksVolume[i] = asksMap[updatedAsks[i]]['volume'] - updatedAsksVolumeLoss[i];
updatedAsksVolume[i] = Math.round(updatedAsksVolume[i]*10)/10;
}
asks_chart.xAxis[0].setCategories(updatedAsks.slice(),false);
asks_chart.series[0].setData(updatedAsksVolumeLoss.slice(),false);
asks_chart.series[1].setData(updatedAsksVolumeGain.slice(),false);
asks_chart.series[2].setData(updatedAsksVolume.slice(),false);
asks_chart.redraw();
//console.log(asks_chart.xAxis[0].categories);
}
}
}
</script>
<script>
var bidsMap = [];
var asksMap = [];
var lastTradeTime = 0;
var tradeTimestamps = [];
var tradeVolumes = [];
var tradePrices = [];
var updatedBids = [];
var updatedAsks = [];
var updatedAsksVolume = [];
var updatedBidsVolume = [];
var updatedAsksVolumeLoss = [];
var updatedBidsVolumeLoss = [];
var updatedAsksVolumeGain = [];
var updatedBidsVolumeGain = [];
function getReady(){
$('#slidenav').click(function(){
//console.log('am here');
$('#slidenav').animate({
'margin-top': '-300px'
}, 1000);
});
$('#bids').click(function(){
//console.log('execute');
var emptyData = [];
var bidsData = [];
var bids_chart = $('#bids').highcharts();
bidsMap = [];
for (var i = 0; i < 14; i++){
bidsData[i] = updatedBidsVolume[i] + updatedBidsVolumeGain[i];
bidsData[i] = Math.round(bidsData[i]*10)/10;
bidsMap[updatedBids[i]] = {volume: bidsData[i]};
emptyData[i] = 0.0;
}
bids_chart.series[0].setData(emptyData,false);
bids_chart.series[1].setData(emptyData,false);
bids_chart.series[2].setData(bidsData,false);
bids_chart.redraw();
});
$('#asks').click(function(){
//console.log('execute');
var emptyData = [];
var asksData = [];
var asks_chart = $('#asks').highcharts();
asksMap = [];
for (var i = 0; i < 14; i++){
asksData[i] = updatedAsksVolume[i] + updatedAsksVolumeGain[i];
asksData[i] = Math.round(asksData[i]*10)/10;
asksMap[updatedAsks[i]] = {volume: asksData[i]};
emptyData[i] = 0.0;
}
asks_chart.series[0].setData(emptyData,false);
asks_chart.series[1].setData(emptyData,false);
asks_chart.series[2].setData(asksData,false);
asks_chart.redraw();
});
create_order_book_request('GET', 'order_book');
create_trades_request('GET', 'trades');
setInterval(create_order_book_request,30000,'GET', 'order_book');
setInterval(create_trades_request,10000,'GET', 'trades');
}
window.onload = getReady();
</script>
</body>
</html>