/**
* Copyright (c) 2013, Institute of Information Systems (Sven Groppe and contributors of LUPOSDATE), University of Luebeck
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
* following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this list of conditions and the following
* disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other materials provided with the distribution.
* - Neither the name of the University of Luebeck nor the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package lupos.event.consumer.app;
import java.awt.GridBagConstraints;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.List;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import lupos.datastructures.queryresult.QueryResult;
import lupos.event.consumer.Consumer;
import lupos.event.consumer.app.charts.CategoryChart;
import lupos.event.consumer.app.charts.ChartFactory;
import lupos.event.consumer.app.charts.ChartHandler;
import lupos.event.consumer.app.charts.ChartTyp;
import lupos.event.consumer.app.charts.HistogramChart;
import lupos.event.consumer.app.charts.NonNumericalChart;
import lupos.event.consumer.app.charts.XYChart;
import lupos.event.util.TimedWrapper;
/**
* Result view for presentation as charts.
* @author heidemey
*
*/
public class SubscriptionChartView extends AbstractSubscriptionResultView implements ActionListener {
// private static final int UPDATE_INTERVAL = 500;
//final private Consumer consumer;
//private Subscription subscription = null;
private JComboBox chartType;
private JPanel cPanel;
ChartHandler handler;
//Timer timer;
/** Constructor
*
* @param consumer
*/
public SubscriptionChartView(Consumer consumer) {
super(consumer);
//this.consumer =consumer;
GridBagConstraints c = createGBC(0,0, GridBagConstraints.HORIZONTAL);
super.add(new JLabel("Chart Type:"), c);
chartType = new JComboBox( ChartTyp.values() );
chartType.setSelectedIndex(0);
handler=ChartFactory.getHandler(ChartTyp.values()[0]);
super.add(chartType, createGBC(1,0, GridBagConstraints.HORIZONTAL));
chartType.addActionListener(this);
cPanel=handler.getChart();
this.add(cPanel,new GridBagConstraints(0, 4, 2, 1, 1, 1, GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(2,2,2,2), 1, 1));
this.updateUI();
// this.timer = new Timer(UPDATE_INTERVAL, this);
// this.timer.start();
}
@Override
public void actionPerformed(ActionEvent arg0) {
if (arg0.getSource().equals(chartType)){
chartTypeChanged();
return;
}
if(this.subscription == null || !this.consumer.isConnected())
return;
System.out.println("Updating subscription results view..");
// get results of the current subscription
List<TimedWrapper<QueryResult>> l = this.consumer.getQueryResults(this.subscription);
if(l==null){
return;
}
if ( !l.isEmpty() ) {
try{
// try to populate the dataset and create the chart
handler.fillDataset(l.get(l.size()-1));
handler.getChart();
updateUI();
}catch(NumberFormatException ex){
ex.printStackTrace();
handler.clearFields();
JOptionPane.showMessageDialog(this, "The choosen Variables are not suitable for this graph", "Graph Rendering Error", JOptionPane.ERROR_MESSAGE);
}
}
}
@Override
protected void ClearDataset(){
//handler.clearDataset();
}
/**
* Get the new ChartType from the combo box and change
* the GUI to match.
*/
protected void chartTypeChanged(){
ChartTyp typ = (ChartTyp)chartType.getSelectedItem();
handler = ChartFactory.getHandler(typ);
this.remove(cPanel);
cPanel=handler.getChart();
this.add(cPanel,new GridBagConstraints(0, 4, 2, 1, 1, 1, GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(2,2,2,2), 1, 1));
this.updateUI();
}
}