package com.xeiam.xchange.examples.bitcoinium;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import javax.swing.JFrame;
import com.xeiam.xchange.Exchange;
import com.xeiam.xchange.ExchangeFactory;
import com.xeiam.xchange.ExchangeSpecification;
import com.xeiam.xchange.bitcoinium.BitcoiniumExchange;
import com.xeiam.xchange.bitcoinium.dto.marketdata.BitcoiniumOrderbook;
import com.xeiam.xchange.bitcoinium.dto.marketdata.BitcoiniumOrderbook.CondensedOrder;
import com.xeiam.xchange.bitcoinium.service.polling.BitcoiniumMarketDataServiceRaw;
import com.xeiam.xchange.currency.Currencies;
import com.xeiam.xchart.Chart;
import com.xeiam.xchart.ChartBuilder;
import com.xeiam.xchart.Series;
import com.xeiam.xchart.SeriesMarker;
import com.xeiam.xchart.StyleManager.ChartType;
import com.xeiam.xchart.StyleManager.LegendPosition;
import com.xeiam.xchart.XChartPanel;
/**
* Demonstrates plotting an OrderBook with XChart
*
* @author timmolter
*/
public class BitcoiniumRealtimeOrderbookDemo {
BitcoiniumMarketDataServiceRaw bitcoiniumMarketDataService;
public static final String BIDS_SERIES_NAME = "bids";
List<Float> xAxisBidData;
List<Float> yAxisBidData;
public static final String ASKS_SERIES_NAME = "asks";
List<Float> xAxisAskData;
List<Float> yAxisAskData;
public static void main(String[] args) throws Exception {
final BitcoiniumRealtimeOrderbookDemo bitcoiniumRealtimeTickerDemo = new BitcoiniumRealtimeOrderbookDemo();
bitcoiniumRealtimeTickerDemo.go();
}
private void go() throws IOException {
ExchangeSpecification exchangeSpecification = new ExchangeSpecification(BitcoiniumExchange.class.getName());
// exchangeSpecification.setPlainTextUri("http://openexchangerates.org");
exchangeSpecification.setApiKey("42djci5kmbtyzrvglfdw3e2dgmh5mr37");
exchangeSpecification.setPlainTextUri("http://173.10.241.154:9090");
System.out.println(exchangeSpecification.toString());
Exchange bitcoiniumExchange = ExchangeFactory.INSTANCE.createExchange(exchangeSpecification);
// Interested in the public polling market data feed (no authentication)
bitcoiniumMarketDataService = (BitcoiniumMarketDataServiceRaw) bitcoiniumExchange.getPollingMarketDataService();
// Setup the panel
final XChartPanel chartPanel = buildPanel();
// Schedule a job for the event-dispatching thread:
// creating and showing this application's GUI.
javax.swing.SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
// Create and set up the window.
JFrame frame = new JFrame("XChart");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.add(chartPanel);
// Display the window.
frame.pack();
frame.setVisible(true);
}
});
// Simulate a data feed
TimerTask chartUpdaterTask = new TimerTask() {
@Override
public void run() {
try {
updateData();
// update chart
chartPanel.updateSeries(BIDS_SERIES_NAME, xAxisBidData, yAxisBidData);
chartPanel.updateSeries(ASKS_SERIES_NAME, xAxisAskData, yAxisAskData);
} catch (IOException e) {
e.printStackTrace();
}
}
};
Timer timer = new Timer();
timer.scheduleAtFixedRate(chartUpdaterTask, 0, 10000); // every ten seconds
}
public XChartPanel buildPanel() throws IOException {
System.out.println("fetching data...");
updateData();
// create chart
Chart chart = new ChartBuilder().chartType(ChartType.Area).width(800).height(400).title("Real-time Bitcoinium Order Book - BITSTAMP_BTC_USD").xAxisTitle("BTC").yAxisTitle("USD").build();
chart.getStyleManager().setLegendPosition(LegendPosition.InsideNE);
// add series
Series series = chart.addSeries(BIDS_SERIES_NAME, xAxisBidData, yAxisBidData);
series.setMarker(SeriesMarker.NONE);
series = chart.addSeries(ASKS_SERIES_NAME, xAxisAskData, yAxisAskData);
series.setMarker(SeriesMarker.NONE);
return new XChartPanel(chart);
}
private void updateData() throws IOException {
// /////////////////////////////////
// Get the latest order book data for BTC/USD - MTGOX
BitcoiniumOrderbook bitcoiniumOrderbook = bitcoiniumMarketDataService.getBitcoiniumOrderbook(Currencies.BTC, "BITSTAMP_USD", "TEN_PERCENT");
System.out.println(bitcoiniumOrderbook.toString());
// build ticker history chart series data
// Bids Series
List<Float> bidsPriceData = getPriceData(bitcoiniumOrderbook.getBids());
Collections.reverse(bidsPriceData);
List<Float> bidsVolumeData = getVolumeData(bitcoiniumOrderbook.getBids());
Collections.reverse(bidsVolumeData);
xAxisBidData = bidsPriceData;
yAxisBidData = bidsVolumeData;
// Asks Series
xAxisAskData = getPriceData(bitcoiniumOrderbook.getAsks());
yAxisAskData = getVolumeData(bitcoiniumOrderbook.getAsks());
// /////////////////////////////////
}
private static List<Float> getPriceData(CondensedOrder[] condensedOrders) {
List<Float> priceData = new ArrayList<Float>();
for (int i = 0; i < condensedOrders.length; i++) {
priceData.add(condensedOrders[i].getPrice().floatValue());
}
return priceData;
}
private static List<Float> getVolumeData(CondensedOrder[] condensedOrders) {
List<Float> volumeData = new ArrayList<Float>();
for (int i = 0; i < condensedOrders.length; i++) {
volumeData.add(condensedOrders[i].getVolume().floatValue());
}
return volumeData;
}
}