/*
* Copyright (c) 2004-2011 Marco Maccaferri and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Marco Maccaferri - initial API and implementation
*/
package org.eclipsetrader.ui.internal.charts.views;
import org.eclipsetrader.core.charts.IDataSeries;
import org.eclipsetrader.core.feed.IBook;
import org.eclipsetrader.core.feed.IPricingListener;
import org.eclipsetrader.core.feed.ITrade;
import org.eclipsetrader.core.feed.PricingDelta;
import org.eclipsetrader.core.feed.PricingEvent;
import org.eclipsetrader.core.instruments.ISecurity;
import org.eclipsetrader.core.markets.IMarketService;
import org.eclipsetrader.core.markets.MarketPricingEnvironment;
import org.eclipsetrader.ui.charts.IChartObject;
import org.eclipsetrader.ui.charts.IChartObjectFactory;
import org.eclipsetrader.ui.charts.IChartParameters;
import org.eclipsetrader.ui.internal.UIActivator;
public class CurrentBookFactory implements IChartObjectFactory {
private ISecurity security;
private MarketPricingEnvironment pricingEnvironment;
private CurrentBook object = new CurrentBook();
private IPricingListener pricingListener = new IPricingListener() {
@Override
public void pricingUpdate(PricingEvent event) {
if (!event.getSecurity().equals(security)) {
return;
}
for (PricingDelta delta : event.getDelta()) {
if (delta.getNewValue() instanceof IBook) {
object.setBook((IBook) delta.getNewValue());
}
if (delta.getNewValue() instanceof ITrade) {
object.setTrade((ITrade) delta.getNewValue());
}
}
}
};
public CurrentBookFactory() {
IMarketService marketService = UIActivator.getDefault().getMarketService();
pricingEnvironment = new MarketPricingEnvironment(marketService);
pricingEnvironment.addPricingListener(pricingListener);
}
/* (non-Javadoc)
* @see org.eclipsetrader.ui.charts.IChartObjectFactory#getId()
*/
@Override
public String getId() {
return null;
}
/* (non-Javadoc)
* @see org.eclipsetrader.ui.charts.IChartObjectFactory#getName()
*/
@Override
public String getName() {
return Messages.CurrentBookFactory_Name;
}
/* (non-Javadoc)
* @see org.eclipsetrader.ui.charts.IChartObjectFactory#createObject(org.eclipsetrader.core.charts.IDataSeries)
*/
@Override
public IChartObject createObject(IDataSeries source) {
return object;
}
/* (non-Javadoc)
* @see org.eclipsetrader.ui.charts.IChartObjectFactory#getParameters()
*/
@Override
public IChartParameters getParameters() {
return null;
}
/* (non-Javadoc)
* @see org.eclipsetrader.ui.charts.IChartObjectFactory#setParameters(org.eclipsetrader.ui.charts.IChartParameters)
*/
@Override
public void setParameters(IChartParameters parameters) {
}
public void setSecurity(ISecurity security) {
this.security = security;
}
public void setEnable(boolean enable) {
if (enable) {
pricingEnvironment.addSecurity(security);
pricingEnvironment.addLevel2Security(security);
ITrade trade = pricingEnvironment.getTrade(security);
IBook book = pricingEnvironment.getBook(security);
object.setTrade(trade);
object.setBook(book);
}
else {
pricingEnvironment.removeLevel2Security(security);
pricingEnvironment.removeSecurity(security);
object.setBook(null);
}
}
public void dispose() {
pricingEnvironment.dispose();
}
}