/*
* Geotoolkit - An Open Source Java GIS Toolkit
* http://www.geotoolkit.org
*
* (C) 2007 - 2008, Open Source Geospatial Foundation (OSGeo)
* (C) 2008 - 2013, Johann Sorel
* (C) 2099 - 2013, Geomatys
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library 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
* Lesser General Public License for more details.
*/
package org.geotoolkit.gui.swing.style;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.GroupLayout;
import javax.swing.GroupLayout.Alignment;
import javax.swing.JSpinner;
import javax.swing.LayoutStyle.ComponentPlacement;
import javax.swing.SpinnerNumberModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.geotoolkit.filter.FilterUtilities;
import org.geotoolkit.map.MapLayer;
import org.opengis.filter.expression.Expression;
/**
*
* @author Johann Sorel (Puzzle-GIS)
* @module
*/
public class JNumberExpressionPane extends StyleElementEditor<Expression>{
private final Dimension specialSize;
private Class valType = Double.class;
/** Creates new form JColorExpressionPane */
public JNumberExpressionPane() {
super(Expression.class);
initComponents();
specialSize = new Dimension(guiSpecial.getPreferredSize());
}
public void setExpressionVisible(boolean visible){
guiSpecial.setPreferredSize( visible ? new Dimension(specialSize) : new Dimension(1, 1));
guiSpecial.setVisible(visible);
}
public void setModel(final double value, final double min, final double max, final double step){
guiNumber.setModel(new SpinnerNumberModel(value, min, max, step));
valType = Double.class;
}
public void setModel(final int value, final int min, final int max, final int step){
guiNumber.setModel(new SpinnerNumberModel(value, min, max, step));
valType = Integer.class;
}
@Override
public void setLayer(final MapLayer layer) {
super.setLayer(layer);
guiSpecial.setLayer(layer);
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
private void initComponents() {
GridBagConstraints gridBagConstraints;
guiSpecial = new JSpecialExpressionButton();
guiNumber = new JSpinner();
setOpaque(false);
guiSpecial.addPropertyChangeListener(new PropertyChangeListener() {
public void propertyChange(PropertyChangeEvent evt) {
guiSpecialPropertyChange(evt);
}
});
guiNumber.setModel(new SpinnerNumberModel(Double.valueOf(0.0d), null, null, Double.valueOf(1.0d)));
guiNumber.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent evt) {
guiNumberStateChanged(evt);
}
});
GroupLayout layout = new GroupLayout(this);
this.setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addComponent(guiNumber, GroupLayout.PREFERRED_SIZE, 90, GroupLayout.PREFERRED_SIZE)
.addPreferredGap(ComponentPlacement.RELATED)
.addComponent(guiSpecial, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addContainerGap(22, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(Alignment.LEADING)
.addComponent(guiNumber)
.addComponent(guiSpecial, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
);
}// </editor-fold>//GEN-END:initComponents
private void guiSpecialPropertyChange(final PropertyChangeEvent evt) {//GEN-FIRST:event_guiSpecialPropertyChange
if (PROPERTY_UPDATED.equalsIgnoreCase(evt.getPropertyName())) {
final Expression created = create();
firePropertyChange(PROPERTY_UPDATED, null, created);
parse(created);
}
if(evt.getPropertyName().equals(JSpecialExpressionButton.EXPRESSION_PROPERTY)) {
parse(guiSpecial.get());
firePropertyChange(PROPERTY_UPDATED, null, create());
}
}//GEN-LAST:event_guiSpecialPropertyChange
private void guiNumberStateChanged(final ChangeEvent evt) {//GEN-FIRST:event_guiNumberStateChanged
parse( getFilterFactory().literal( ((SpinnerNumberModel)guiNumber.getModel()).getNumber() ));
firePropertyChange(PROPERTY_UPDATED, null, create());
}//GEN-LAST:event_guiNumberStateChanged
// Variables declaration - do not modify//GEN-BEGIN:variables
private JSpinner guiNumber;
private JSpecialExpressionButton guiSpecial;
// End of variables declaration//GEN-END:variables
@Override
public void parse(final Expression target) {
if(target != null){
if(FilterUtilities.isStatic(target)){
final Number value = target.evaluate(null, Number.class);
if(value != null){
guiSpecial.parse(null);
if(Integer.class.equals(valType)){
guiNumber.setValue(value.intValue());
}else{
guiNumber.setValue(value.doubleValue());
}
}else{
guiSpecial.parse(target);
}
}else{
guiSpecial.parse(target);
}
}else{
guiSpecial.parse(null);
}
guiNumber.setEnabled(guiSpecial.get()==null);
guiNumber.setToolTipText(guiSpecial.getToolTipText());
}
@Override
public Expression create() {
final Expression special = guiSpecial.get();
if(special != null){
return special;
}else{
return getFilterFactory().literal( ((SpinnerNumberModel)guiNumber.getModel()).getNumber());
}
}
@Override
protected Object[] getFirstColumnComponents() {
return new Object[]{};
}
}