/*******************************************************************************
* Copyright (c) 2012 Per Kr. Soreide.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Per Kr. Soreide - initial API and implementation
*******************************************************************************/
package bndtools.release.ui;
import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.swt.graphics.Image;
import bndtools.release.Activator;
import bndtools.release.ui.OverlayImage.Overlay;
public class BundleTreeImages {
public static final String IMPORT_EXPORT = "importexport16"; //$NON-NLS-1$
public static final String DELTA = "delta16"; //$NON-NLS-1$
public static final String TYPES = "types16"; //$NON-NLS-1$
public static final String MODIFIERS = "modifiers16"; //$NON-NLS-1$
public static final String BUNDLE_PATH = "icons/bundletree"; //$NON-NLS-1$
// Used for testing outside eclipse
private static ImageRegistry imageRegistry;
public static Image resolveImage(String type, String delta, String impExp, String modifier) {
//String tmpType = type;
String tmpType = TYPES + '_' + type;
Image imgType = getImageRegistry().get(tmpType);
if (imgType == null) {
tmpType = TYPES + "_unknown"; //$NON-NLS-1$
imgType = getImageRegistry().get(tmpType);
if (imgType == null) {
return null;
}
}
List<Overlay> overlays = new ArrayList<Overlay>();
Image img = getImageRegistry().get(IMPORT_EXPORT + '_' + impExp);
if (img != null) {
overlays.add(new Overlay(IMPORT_EXPORT + '_' + impExp));
}
img = getImageRegistry().get(DELTA + '_' + delta);
if (img != null) {
Overlay overlay = new Overlay(DELTA + '_' + delta);
overlay.setXValue(1);
overlay.setYValue(1);
overlays.add(overlay);
}
img = getImageRegistry().get(MODIFIERS + '_' + modifier);
if (img != null) {
overlays.add(new Overlay(MODIFIERS + '_' + modifier));
}
OverlayImage descr = new OverlayImage(getImageRegistry(), tmpType, overlays);
return descr.getImage();
}
public static synchronized ImageRegistry getImageRegistry() {
if (Activator.getDefault() == null) {
if (imageRegistry == null) {
imageRegistry = new ImageRegistry();
initImageRegistry(imageRegistry);
}
return imageRegistry;
}
return Activator.getDefault().getImageRegistry();
}
private static void initImageRegistry(ImageRegistry registry) {
File root = new File("resources/" + BundleTreeImages.BUNDLE_PATH); //$NON-NLS-1$
try {
loadImages(root, BundleTreeImages.DELTA, registry);
loadImages(root, BundleTreeImages.IMPORT_EXPORT, registry);
loadImages(root, BundleTreeImages.MODIFIERS, registry);
loadImages(root, BundleTreeImages.TYPES, registry);
} catch (MalformedURLException e) {
e.printStackTrace();
}
}
private static void loadImages(File iconRootDirectory, String parent, ImageRegistry registry) throws MalformedURLException {
File icons = new File(iconRootDirectory, parent);
File[] files = icons.listFiles();
for (File file : files) {
if (file.isFile() && file.getName().endsWith(".gif")) { //$NON-NLS-1$
URL url = file.toURI().toURL();
String name = getResourceName(url);
ImageDescriptor id = ImageDescriptor.createFromURL(url);
registry.put(parent + "_" + name, id); //$NON-NLS-1$
}
}
}
private static String getResourceName(URL url) {
int idx = url.getPath().lastIndexOf('/');
String name = url.getPath().substring(idx + 1);
return name.substring(0, name.lastIndexOf('.'));
}
}