/*
* org.openmicroscopy.shoola.agents.imviewer.util.saver.ImgSaverPreviewerCanvas
*
*------------------------------------------------------------------------------
* Copyright (C) 2006 University of Dundee. All rights reserved.
*
*
* 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 org.openmicroscopy.shoola.agents.imviewer.util.saver;
//Java imports
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.util.Iterator;
import javax.swing.JPanel;
//Third-party libraries
//Application-internal dependencies
import org.openmicroscopy.shoola.agents.imviewer.util.ImagePaintingFactory;
/**
* Component hosting the images.
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @author Andrea Falconi
* <a href="mailto:a.falconi@dundee.ac.uk">a.falconi@dundee.ac.uk</a>
* @author Donald MacDonald
* <a href="mailto:donald@lifesci.dundee.ac.uk">donald@lifesci.dundee.ac.uk</a>
* @version 3.0
* <small>
* (<b>Internal version:</b> $Revision: $ $Date: $)
* </small>
* @since OME2.2
*/
class ImgSaverPreviewerCanvas
extends JPanel
{
/** Reference to the parent. */
private ImgSaverPreviewer model;
/**
* Paints the images composing the main image.
*
* @param g2D The graphics context.
* @param w The location of the first image.
* @param b Pass <code>true</code> to paint the unit bar,
* <code>false</code> otherwise.
* @param v The value to paint.
* @param size The size of the unit bar.
* @return The location of the main image.
*/
private int paintComponents(Graphics2D g2D, int w, boolean b, String v, int
size)
{
Iterator i = model.getImageComponents().iterator();
BufferedImage img;
int width;
while (i.hasNext()) {
img = (BufferedImage) i.next();
g2D.drawImage(img, null, w, ImgSaverPreviewer.SPACE);
width = img.getWidth();
if (b && v != null && size < width &&
model.getImageType() != ImgSaverUI.LENS_IMAGE_AND_COMPONENTS) {
ImagePaintingFactory.paintScaleBar(g2D, w+width-size-10,
ImgSaverPreviewer.SPACE+img.getHeight()-10, size, v,
model.getUnitBarColor());
}
w += (width+ImgSaverPreviewer.SPACE);
}
return w;
}
/**
* Creates a new instance.
*
* @param model Reference to the {@link ImgSaverPreviewer}.
* Mustn't be <code>null</code>.
*/
ImgSaverPreviewerCanvas(ImgSaverPreviewer model)
{
if (model == null) throw new IllegalArgumentException("No model.");
this.model = model;
setFont(getFont().deriveFont(10f));
}
/**
* Overridden to paint the main image and its components if any.
* @see JPanel#paintComponent(Graphics)
*/
public void paintComponent(Graphics g)
{
super.paintComponent(g);
Graphics2D g2D = (Graphics2D) g;
ImagePaintingFactory.setGraphicRenderingSettings(g2D);
BufferedImage img = model.getImage();
if (img == null) return;
boolean unitBar = model.isUnitBar();
String value = model.getUnitBarValue();
int size = (int) model.getUnitBarSize();
int w = ImgSaverPreviewer.SPACE;
if (model.getImageComponents() != null)
w = paintComponents(g2D, w, unitBar, value, size);
g2D.drawImage(img, null, w, ImgSaverPreviewer.SPACE);
int width = img.getWidth();
if (unitBar && value != null && size < width &&
model.getImageType() != ImgSaverUI.GRID_IMAGE)
ImagePaintingFactory.paintScaleBar(g2D, w+width-size-10,
ImgSaverPreviewer.SPACE+img.getHeight()-10, size, value,
model.getUnitBarColor());
}
}