/*
* org.openmicroscopy.shoola.agents.dataBrowser.view.DataBrowserStatusBar
*
*------------------------------------------------------------------------------
* Copyright (C) 2006-2016 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.dataBrowser.view;
//Java imports
import java.awt.FlowLayout;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JProgressBar;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
//Third-party libraries
//Application-internal dependencies
import org.openmicroscopy.shoola.agents.dataBrowser.browser.Thumbnail;
import org.openmicroscopy.shoola.util.ui.MagnificationComponent;
import org.openmicroscopy.shoola.util.ui.slider.OneKnobSlider;
/**
* Component used as a tool bar.
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @author Donald MacDonald
* <a href="mailto:donald@lifesci.dundee.ac.uk">donald@lifesci.dundee.ac.uk</a>
* @version 3.0
* @since OME3.0
*/
class DataBrowserStatusBar
extends JPanel
implements ChangeListener, PropertyChangeListener
{
/** The factor to use to set the magnification factor. */
private static final int FACTOR = 10;
/** Reference to the view. */
private DataBrowserUI view;
/** Slider to zoom the fields . */
private OneKnobSlider fieldsZoomSlider;
/** Slider to zoom the fields . */
private OneKnobSlider zoomSlider;
/** The bar notifying the user for the data retrieval progress. */
private JProgressBar progressBar;
/** Displays the status message. */
private JLabel status;
/** The component displaying the magnification factor. */
private MagnificationComponent mag;
/** The displayed slider. */
private OneKnobSlider refSlider;
/** Initializes the components. */
private void initComponents()
{
double scale = DataBrowserFactory.getThumbnailScaleFactor();
mag = new MagnificationComponent(Thumbnail.MIN_SCALING_FACTOR,
Thumbnail.MAX_SCALING_FACTOR, scale);
mag.addPropertyChangeListener(
MagnificationComponent.MAGNIFICATION_PROPERTY, this);
fieldsZoomSlider = new OneKnobSlider(OneKnobSlider.HORIZONTAL,
WellFieldsView.MAGNIFICATION_UNSCALED_MIN*FACTOR,
WellFieldsView.MAGNIFICATION_UNSCALED_MAX*FACTOR,
WellFieldsView.MAGNIFICATION_UNSCALED_MIN*FACTOR);
//fieldsZoomSlider.setEnabled(false);
fieldsZoomSlider.setToolTipText("Magnifies the thumbnails.");
zoomSlider = new OneKnobSlider(OneKnobSlider.HORIZONTAL,
(int) (Thumbnail.MIN_SCALING_FACTOR*FACTOR),
(int) (Thumbnail.MAX_SCALING_FACTOR*FACTOR),
(int) (scale*FACTOR));
//zoomSlider.setEnabled(false);
zoomSlider.addChangeListener(this);
zoomSlider.setToolTipText("Magnifies the thumbnails.");
fieldsZoomSlider.addChangeListener(this);
addPropertyChangeListener(
MagnificationComponent.MAGNIFICATION_UPDATE_PROPERTY, mag);
refSlider = zoomSlider;
progressBar = new JProgressBar();
status = new JLabel();
progressBar.setVisible(false);
}
/** Builds and lays out the UI. */
private void buildGUI()
{
setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
JPanel right = new JPanel();
right.setLayout(new FlowLayout(FlowLayout.RIGHT, 0, 0));
right.add(progressBar);
JPanel left = new JPanel();
left.setLayout(new FlowLayout(FlowLayout.LEFT, 0, 0));
left.add(mag);
left.add(Box.createHorizontalStrut(5));
left.add(refSlider);
add(left);
add(right);
}
/**
* Creates a new instance.
*
* @param view Reference to the view. Mustn't be <code>null</code>.
*/
DataBrowserStatusBar(DataBrowserUI view)
{
if (view == null)
throw new IllegalArgumentException("No view.");
this.view = view;
initComponents();
buildGUI();
}
/**
* Sets the selected view index.
*
* @param index The value to set.
* @param magnification The magnification.
*/
void setSelectedViewIndex(int index, double magnification)
{
refSlider = zoomSlider;
mag.setOriginal(magnification);
if (index == DataBrowserUI.FIELDS_VIEW) {
refSlider = fieldsZoomSlider;
}
removeAll();
buildGUI();
}
/**
* Sets the status message.
*
* @param s The message to display.
*/
void setStatus(String s) { status.setText(s); }
/**
* Sets the value of the progress bar.
*
* @param hide Pass <code>true</code> to hide the progress bar,
* <code>false</otherwise>.
* @param perc The value to set.
*/
void setProgress(boolean hide, int perc)
{
progressBar.setVisible(!hide);
if (perc < 0) { progressBar.setIndeterminate(true);
} else {
progressBar.setStringPainted(true);
progressBar.setIndeterminate(false);
progressBar.setValue(perc);
}
}
/**
* Returns the magnification factor.
*
* @return See above.
*/
double getMagnificationFactor() { return mag.getMagnification(); }
/**
* Zooms in or out the thumbnails.
* @see ChangeListener#stateChanged(ChangeEvent)
*/
public void stateChanged(ChangeEvent e)
{
Object src = e.getSource();
if (src == fieldsZoomSlider) {
int v = fieldsZoomSlider.getValue();
double f = (double) v/FACTOR;
view.setMagnificationUnscaled(f);
} else if (src == zoomSlider) {
int v = zoomSlider.getValue();
double f = (double) v/FACTOR;
view.setMagnificationFactor(f);
firePropertyChange(
MagnificationComponent.MAGNIFICATION_UPDATE_PROPERTY,
null, f);
DataBrowserFactory.setThumbnailScaleFactor(f);
}
}
/**
* Sets the magnification factor.
* @see PropertyChangeListener#propertyChange(PropertyChangeEvent)
*/
public void propertyChange(PropertyChangeEvent evt)
{
String name = evt.getPropertyName();
if (MagnificationComponent.MAGNIFICATION_PROPERTY.equals(name)) {
double v = (Double) evt.getNewValue();
view.setMagnificationFactor(v);
int value = (int) (v*FACTOR);
zoomSlider.removeChangeListener(this);
zoomSlider.setValue(value);
zoomSlider.addChangeListener(this);
}
}
}