/*
 * (c) Copyright 2010-2011 AgileBirds
 *
 * This file is part of OpenFlexo.
 *
 * OpenFlexo is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * OpenFlexo is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openflexo.dgmodule.view.popups;

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.SwingConstants;

import org.openflexo.foundation.rm.ScreenshotResource;
import org.openflexo.localization.FlexoLocalization;
import org.openflexo.view.FlexoDialog;

/**
 * Popup showing a screenshot
 * 
 * @author sguerin
 * 
 */
public class ShowScreenshotDialog extends FlexoDialog {

	private ScreenshotResource _screenshotResource;
	protected ScreenshotPanel screenshotPanel;

	public ShowScreenshotDialog(String labelString, ScreenshotResource screenshotResource, Frame owner) {
		super(owner);

		_screenshotResource = screenshotResource;

		String title = FlexoLocalization.localizedForKey("screenshot") + ":" + screenshotResource.getFile().getName();
		setTitle(title);
		getContentPane().setLayout(new BorderLayout());

		JLabel label = new JLabel(labelString, SwingConstants.CENTER);
		label.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));

		screenshotPanel = new ScreenshotPanel();
		screenshotPanel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));

		JPanel controlPanel = new JPanel();
		controlPanel.setLayout(new FlowLayout());

		JButton closeButton = new JButton(FlexoLocalization.localizedForKey("close"));

		closeButton.addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				dispose();
			}
		});
		controlPanel.add(closeButton);
		closeButton.setSelected(true);

		JPanel contentPanel = new JPanel();
		contentPanel.setLayout(new BorderLayout());

		contentPanel.add(label, BorderLayout.NORTH);
		contentPanel.add(new JScrollPane(screenshotPanel), BorderLayout.CENTER);
		contentPanel.add(controlPanel, BorderLayout.SOUTH);

		getContentPane().add(contentPanel, BorderLayout.CENTER);
		getRootPane().setDefaultButton(closeButton);
		setModal(true);
		validate();
		pack();
		Dimension dim = Toolkit.getDefaultToolkit().getScreenSize();
		setLocation((dim.width - getSize().width) / 2, (dim.height - getSize().height) / 2 - 100);
		setVisible(true);
	}

	private class ScreenshotPanel extends JPanel {
		private BufferedImage _image;

		private ScreenshotPanel() {
			super();
			_image = _screenshotResource.getScreenshotData().getImage();
			setPreferredSize(new Dimension(_image.getWidth(), _image.getHeight()));
		}

		@Override
		public void paintComponent(Graphics g) {
			super.paintComponent(g);
			g.drawImage(_image, 0, 0, null);
		}
	}

}