/*
* ------------------------------------------------------------------------
*
* Copyright (C) 2003 - 2013
* University of Konstanz, Germany and
* KNIME GmbH, Konstanz, Germany
* Website: http://www.knime.org; Email: contact@knime.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, Version 3, as
* published by the Free Software Foundation.
*
* 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, see <http://www.gnu.org/licenses>.
*
* Additional permission under GNU GPL version 3 section 7:
*
* KNIME interoperates with ECLIPSE solely via ECLIPSE's plug-in APIs.
* Hence, KNIME and ECLIPSE are both independent programs and are not
* derived from each other. Should, however, the interpretation of the
* GNU GPL Version 3 ("License") under any applicable laws result in
* KNIME and ECLIPSE being a combined program, KNIME GMBH herewith grants
* you the additional permission to use and propagate KNIME together with
* ECLIPSE with only the license terms in place for ECLIPSE applying to
* ECLIPSE and the GNU GPL Version 3 applying for KNIME, provided the
* license terms of ECLIPSE themselves allow for the respective use and
* propagation of ECLIPSE together with KNIME.
*
* Additional permission relating to nodes for KNIME that extend the Node
* Extension (and in particular that are based on subclasses of NodeModel,
* NodeDialog, and NodeView) and that only interoperate with KNIME through
* standard APIs ("Nodes"):
* Nodes are deemed to be separate and independent programs and to not be
* covered works. Notwithstanding anything to the contrary in the
* License, the License does not apply to Nodes, you are not required to
* license Nodes under the License, and you are granted a license to
* prepare and propagate Nodes, in each case even if such Nodes are
* propagated with or for interoperation with KNIME. The owner of a Node
* may freely choose the license terms applicable to such Node, including
* when such Node is propagated with or for interoperation with KNIME.
* --------------------------------------------------------------------- *
*
*/
package org.knime.knip.base.nodes.view.imgparadjust;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JCheckBox;
import javax.swing.JLabel;
import javax.swing.JSlider;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import net.imglib2.IterableInterval;
import net.imglib2.RandomAccessibleInterval;
import net.imglib2.type.numeric.RealType;
import org.knime.knip.core.ui.event.EventListener;
import org.knime.knip.core.ui.event.EventService;
import org.knime.knip.core.ui.imgviewer.ViewerComponent;
import org.knime.knip.core.ui.imgviewer.events.ImgRedrawEvent;
import org.knime.knip.core.ui.imgviewer.events.IntervalWithMetadataChgEvent;
import org.knime.knip.core.ui.imgviewer.events.ThresholdValChgEvent;
/**
*
* @author <a href="mailto:dietzc85@googlemail.com">Christian Dietz</a>
* @author <a href="mailto:horn_martin@gmx.de">Martin Horn</a>
* @author <a href="mailto:michael.zinsmaier@googlemail.com">Michael Zinsmaier</a>
*/
public class SetThresholdPanel<T extends RealType<T>, I extends RandomAccessibleInterval<T> & IterableInterval<T>>
extends ViewerComponent {
/**
*
*/
private static final long serialVersionUID = 1L;
private EventService m_eventService;
private final JSlider m_thresholdSlider;
private final JLabel m_thresholdValue;
private final JCheckBox m_useThreshold;
public SetThresholdPanel() {
super("Threshold", false);
setMaximumSize(new Dimension(250, getMaximumSize().height));
setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
m_thresholdValue = new JLabel();
m_thresholdSlider = new JSlider(0, 255, 125);
m_thresholdSlider.addChangeListener(new ChangeListener() {
@Override
public void stateChanged(final ChangeEvent e) {
m_thresholdValue.setText(String.valueOf(m_thresholdSlider.getValue()));
publishEvent();
}
});
m_useThreshold = new JCheckBox("Set threshold");
m_useThreshold.addActionListener(new ActionListener() {
@Override
public void actionPerformed(final ActionEvent e) {
m_thresholdValue.setText(String.valueOf(m_thresholdSlider.getValue()));
publishEvent();
}
});
add(m_useThreshold);
add(m_thresholdSlider);
Box thresholdValueBox = Box.createHorizontalBox();
thresholdValueBox.add(Box.createHorizontalGlue());
thresholdValueBox.add(m_thresholdValue);
thresholdValueBox.add(Box.createHorizontalGlue());
add(thresholdValueBox);
}
/**
* {@inheritDoc}
*/
@Override
public Position getPosition() {
return Position.SOUTH;
}
/**
* {@inheritDoc}
*/
@Override
public void loadComponentConfiguration(final ObjectInput in) throws IOException, ClassNotFoundException {
// TODO Auto-generated method stub
}
@EventListener
public void onImgUpdated(final IntervalWithMetadataChgEvent<T, ?> evt) {
final T type = evt.getIterableInterval().firstElement().createVariable();
m_thresholdSlider.setMinimum((int)type.getMinValue());
m_thresholdSlider.setMaximum((int)type.getMaxValue());
publishEvent();
}
private void publishEvent() {
if (m_useThreshold.isSelected()) {
m_eventService.publish(new ThresholdValChgEvent(m_thresholdSlider.getValue()));
m_eventService.publish(new ImgRedrawEvent());
} else {
m_eventService.publish(new ThresholdValChgEvent(Double.NaN));
m_eventService.publish(new ImgRedrawEvent());
}
}
/**
* {@inheritDoc}
*/
@Override
public void saveComponentConfiguration(final ObjectOutput out) throws IOException {
// TODO Auto-generated method stub
}
/**
* {@inheritDoc}
*/
@Override
public void setEventService(final EventService eventService) {
m_eventService = eventService;
m_eventService.subscribe(this);
}
}