/*
* JGrass - Free Open Source Java GIS http://www.jgrass.org
* (C) HydroloGIS - www.hydrologis.com
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* (http://www.eclipse.org/legal/epl-v10.html), and the HydroloGIS BSD
* License v1.0 (http://udig.refractions.net/files/hsd3-v10.html).
*/
package org.locationtech.udig.style.advanced.editorpages;
import java.awt.Color;
import org.locationtech.udig.project.IBlackboard;
import org.locationtech.udig.project.internal.StyleBlackboard;
import org.locationtech.udig.style.sld.editor.StyleEditorPage;
import org.eclipse.jface.preference.PreferenceConverter;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.geotools.coverage.grid.GridCoverage2D;
import org.locationtech.udig.style.advanced.internal.Messages;
import org.locationtech.udig.style.advanced.utils.StolenColorEditor;
/**
* The style editor for single banded {@link GridCoverage2D coverages};
*
* @author Andrea Antonello (www.hydrologis.com)
*/
public class CoverageColorMaskStyleEditorPage extends StyleEditorPage implements SelectionListener {
public static String COVERAGE_COLORMASK_ID = "raster-color-mask"; //$NON-NLS-1$
private Button colorMaskButton;
private boolean doColorMask;
private StolenColorEditor maskColorEditor;
public CoverageColorMaskStyleEditorPage() {
super();
setSize(new Point(500, 450));
}
public void createPageContent( Composite parent ) {
IBlackboard styleBlackboard = getSelectedLayer().getStyleBlackboard();
String maskColorString = styleBlackboard.getString(COVERAGE_COLORMASK_ID);
Group colorMaskGroup = new Group(parent, SWT.SHADOW_ETCHED_IN);
colorMaskGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
colorMaskGroup.setLayout(new GridLayout(2, false));
colorMaskGroup.setText(Messages.CoverageColorMaskStyleEditorPage_0);
colorMaskButton = new Button(colorMaskGroup, SWT.CHECK);
colorMaskButton.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
colorMaskButton.setText(Messages.CoverageColorMaskStyleEditorPage_1);
colorMaskButton.addSelectionListener(this);
maskColorEditor = new StolenColorEditor(colorMaskGroup);
if (maskColorString != null) {
String[] colorSplit = maskColorString.split(":"); //$NON-NLS-1$
Color color = new Color(Integer.parseInt(colorSplit[0]), Integer.parseInt(colorSplit[1]),
Integer.parseInt(colorSplit[2]));
maskColorEditor.setColor(color);
colorMaskButton.setSelection(true);
}
}
public void widgetSelected( SelectionEvent e ) {
Object source = e.getSource();
if (source.equals(colorMaskButton)) {
doColorMask = colorMaskButton.getSelection();
}
}
public void widgetDefaultSelected( SelectionEvent e ) {
}
public String getErrorMessage() {
return null;
}
public String getLabel() {
return null;
}
public void gotFocus() {
}
public boolean performCancel() {
return false;
}
public boolean okToLeave() {
return true;
}
public boolean performApply() {
return applyCurrentStyle();
}
public boolean performOk() {
return applyCurrentStyle();
}
private boolean applyCurrentStyle() {
StyleBlackboard styleBlackboard = getSelectedLayer().getStyleBlackboard();
if (colorMaskButton.getSelection()) {
Color maskColor = maskColorEditor.getColor();
String colorStr = maskColor.getRed() + ":" + maskColor.getGreen() + ":" + maskColor.getBlue(); //$NON-NLS-1$ //$NON-NLS-2$
styleBlackboard.putString(COVERAGE_COLORMASK_ID, colorStr);
} else {
styleBlackboard.remove(COVERAGE_COLORMASK_ID);
}
return true;
}
public void refresh() {
}
public void dispose() {
super.dispose();
}
public void styleChanged( Object source ) {
}
}