GeocodingController.java

package se.cth.hedgehogphoto.geocoding.controller;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import se.cth.hedgehogphoto.database.DatabaseHandler;
import se.cth.hedgehogphoto.database.Picture;
import se.cth.hedgehogphoto.geocoding.view.GeoLocationPanel;
import se.cth.hedgehogphoto.geocoding.view.GeoSearchPanel;
import se.cth.hedgehogphoto.objects.LocationGPSObject;
import se.cth.hedgehogphoto.view.PhotoPanel;

/**
 * Controller-class for the geocoding-system.
 * @author Florian Minges
 */
public class GeocodingController {
	private static GeocodingController instance;
	private GeoSearchPanel searchPanel;
	private PhotoPanel photoPanel;
	
	public static GeocodingController getInstance(GeoSearchPanel searchPanel) {
		if (instance == null) {
			instance = new GeocodingController(searchPanel);
		}
		
		return instance;
	}
	
	public GeocodingController(GeoSearchPanel searchPanel) {
		this.searchPanel = searchPanel;
		this.searchPanel.addResultPanelMouseListener(new ResultPanelListener());
		this.searchPanel.addOkButtonListener(new OkButtonListener());
		this.searchPanel.addCancelButtonListener(new CancelButtonListener());
	}
	
	public void setPhotoPanel(PhotoPanel panel) {
		this.photoPanel = panel;
	}
	
	public class ResultPanelListener extends MouseAdapter {
		@Override
		public void mouseReleased(MouseEvent arg0) {}
		
		@Override
		public void mouseClicked(MouseEvent arg0) {
			if (arg0.getSource() instanceof GeoLocationPanel) {
				GeoLocationPanel resultPanel = (GeoLocationPanel) arg0.getSource();
				resultPanel.toggleSelection();
				resultPanel.mouseEntered();
				
				searchPanel.enableOkButton(GeoLocationPanel.selectedPanel != null);
			}
		}
		@Override
		public void mousePressed(MouseEvent arg0) {}

		@Override
		public void mouseEntered(MouseEvent arg0) {
			if (arg0.getSource() instanceof GeoLocationPanel) {
				GeoLocationPanel resultPanel = (GeoLocationPanel) arg0.getSource();
				resultPanel.mouseEntered();
			}
		}

		@Override
		public void mouseExited(MouseEvent arg0) {
			/*set default-color again, works for selectedPanels also*/
			if (arg0.getSource() instanceof GeoLocationPanel) {
				GeoLocationPanel resultPanel = (GeoLocationPanel) arg0.getSource();
				resultPanel.mouseExited();
			}
		}
	}
	
	public class OkButtonListener implements ActionListener {
		@Override
		public void actionPerformed(ActionEvent e) {
			if (GeoLocationPanel.selectedPanel != null && photoPanel != null) {
				Picture picture = (Picture) DatabaseHandler.getInstance().findPictureById(photoPanel.getPath());
				LocationGPSObject location = GeoLocationPanel.selectedPanel.getLocationObjectOther();
				
				DatabaseHandler.getInstance().setLocationtoPicture(location, picture);
				photoPanel.setLocation(location.getLocation());
				searchPanel.setVisible(false);
			}
		}
	}
	
	public class CancelButtonListener implements ActionListener {
		@Override
		public void actionPerformed(ActionEvent e) {
			searchPanel.setVisible(false);
		}
	}
}