/*******************************************************************************
 * <copyright>
 *
 * Copyright (c) 2013, 2013 SAP AG.
 * 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:
 *    SAP AG - initial API, implementation and documentation
 *
 * </copyright>
 *
 *******************************************************************************/
package org.eclipse.fmc.blockdiagram.editor;

import java.net.MalformedURLException;

import org.eclipse.core.runtime.Status;
import org.eclipse.fmc.blockdiagram.editor.clipboard.PasteFromClipboard;
import org.eclipse.gef.MouseWheelHandler;
import org.eclipse.gef.MouseWheelZoomHandler;
import org.eclipse.graphiti.ui.editor.DiagramBehavior;
import org.eclipse.graphiti.ui.editor.DiagramEditor;

import org.eclipse.swt.SWT;
import org.eclipse.ui.statushandlers.StatusManager;

/**
 * The diagram editor represents the editor to Eclipse and is a Graphiti editor.
 * It defines a custom palette behavior to add new tool entries. Registers all
 * clipboard images to the image provider. Mouse wheel is enabled for zooming.
 * Registers additional key handlers for deletion and direct editing.
 * 
 * 
 * @author Benjamin Schmeling
 * @author Rainer Thome
 */
public class BlockDiagramEditor extends DiagramEditor {

	/**
	 * Default Constructor.
	 */
	public BlockDiagramEditor() {
	}

	@Override
	public void initializeGraphicalViewer() {
		try {
			PasteFromClipboard.registerClipImages(this);
		} catch (MalformedURLException e) {
			StatusManager
					.getManager()
					.handle(new Status(
							Status.ERROR,
							Activator.PLUGIN_ID,
							"Cannot register clip images to the image provider",
							e));
		}
		super.initializeGraphicalViewer();
		getGraphicalViewer().setProperty(
				MouseWheelHandler.KeyGenerator.getKey(SWT.MOD1),
				MouseWheelZoomHandler.SINGLETON);
	}

	@Override
	protected DiagramBehavior createDiagramBehavior() {
		return new BlockDiagramBehavior(this);
	}

}