/*******************************************************************************
 * Breakout Cave Survey Visualizer
 *
 * Copyright (C) 2014 James Edwards
 *
 * jedwards8 at fastmail dot fm
 *
 * This program 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 2 of the License, or (at your option) any later
 * version.
 *
 * This program 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
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *******************************************************************************/
package com.andork.plot;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.geom.Rectangle2D;

import javax.swing.JFrame;
import javax.swing.JPanel;

import org.andork.awt.layout.Corner;

import com.andork.plot.PlotAxis.LabelPosition;
import com.andork.plot.PlotAxis.Orientation;

@SuppressWarnings("serial")
public class ImagePlotPanel extends JPanel {
	/**
	 *
	 */
	private static final long serialVersionUID = -6273344760055314780L;

	public static JFrame showImageViewer(Image image) {
		ImagePlotPanel panel = new ImagePlotPanel();
		panel.setImage(image);
		Dimension screensize = Toolkit.getDefaultToolkit().getScreenSize();
		panel.setPreferredSize(new Dimension(Math.min(image.getWidth(null), screensize.width * 3 / 4),
				Math.min(image.getHeight(null), screensize.height * 3 / 4)));

		JFrame frame = new JFrame();
		frame.getContentPane().add(panel, BorderLayout.CENTER);
		frame.pack();
		frame.setLocationRelativeTo(null);
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setVisible(true);
		return frame;
	}

	Plot plot;
	ImagePlotLayer imagePlotLayer;
	PlotAxis xAxis;
	PlotAxis yAxis;

	AxisLinkButton axisLinkButton;
	PlotAxisController xAxisController;
	PlotAxisController yAxisController;
	PlotController plotController;

	MouseLooper mouseLooper;

	public ImagePlotPanel() {
		plot = new Plot();
		xAxis = new PlotAxis(Orientation.HORIZONTAL, LabelPosition.TOP);
		yAxis = new PlotAxis(Orientation.VERTICAL, LabelPosition.LEFT);

		xAxis.addPlot(plot);
		yAxis.addPlot(plot);

		xAxisController = new PlotAxisController(xAxis);
		yAxisController = new PlotAxisController(yAxis);
		plotController = new PlotController(plot, xAxisController, yAxisController);

		axisLinkButton = new AxisLinkButton(xAxisController, yAxisController);

		imagePlotLayer = new ImagePlotLayer(xAxis.getAxisConversion(), yAxis.getAxisConversion());
		plot.addLayer(new FillPlotLayer(new CheckerPaint(Color.LIGHT_GRAY, Color.GRAY, 9)));
		plot.addLayer(imagePlotLayer);

		setLayout(new PlotPanelLayout());

		add(plot);
		add(xAxis);
		add(yAxis);
		add(axisLinkButton, Corner.TOP_LEFT);

		mouseLooper = new MouseLooper();
		mouseLooper.addMouseAdapter(plotController);
		addMouseListener(mouseLooper);
		addMouseMotionListener(mouseLooper);
		addMouseWheelListener(mouseLooper);
	}

	public Image getImage() {
		return imagePlotLayer.getImage();
	}

	public Plot getPlot() {
		return plot;
	}

	public void setImage(Image image) {
		imagePlotLayer.setImage(image);
		imagePlotLayer.setSrc(new Rectangle2D.Double(0.0, 0.0, image.getWidth(null), image.getHeight(null)));
		imagePlotLayer.setDest(imagePlotLayer.getSrc());
		plot.repaint();
	}
}