/*
*------------------------------------------------------------------------------
* Copyright (C) 2006-2008 University of Dundee. All rights reserved.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*------------------------------------------------------------------------------
*/
package org.openmicroscopy.shoola.agents.imviewer;
import java.util.List;
import org.openmicroscopy.shoola.agents.imviewer.view.ImViewer;
import omero.gateway.SecurityContext;
import org.openmicroscopy.shoola.env.data.views.CallHandle;
import org.openmicroscopy.shoola.env.rnd.RndProxyDef;
import omero.gateway.model.ImageData;
/**
* Creates rendering settings for the passed projected image.
* This class calls <code>createRndSetting</code> method in the
* <code>ImViewerView</code>.
*
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @author Donald MacDonald
* <a href="mailto:donald@lifesci.dundee.ac.uk">donald@lifesci.dundee.ac.uk</a>
* @version 3.0
* @since 3.0-Beta3
*/
public class RenderingSettingsCreator
extends DataLoader
{
/** The projected image. */
private ImageData image;
/** The rendering settings to copy i.e. setting of the original image. */
private RndProxyDef rndToCopy;
/** Collection of channel's indexes. */
private List<Integer> indexes;
/** Handle to the asynchronous call so that we can cancel it. */
private CallHandle handle;
/**
* Creates a new instance
*
* @param viewer The view this loader is for.Mustn't be <code>null</code>.
* @param ctx The security context.
* @param image The projected image.
* @param rndToCopy The rendering settings of the original image.
* @param indexes Collection of channel's indexes.
* Mustn't be <code>null</code>.
*/
public RenderingSettingsCreator(ImViewer viewer, SecurityContext ctx,
ImageData image, RndProxyDef rndToCopy, List<Integer> indexes)
{
super(viewer, ctx);
if (image == null)
throw new IllegalArgumentException("No image specified.");
this.image = image;
this.rndToCopy = rndToCopy;
this.indexes = indexes;
}
/**
* Creates rendering settings for the passed pixels set.
* @see DataLoader#load()
*/
public void load()
{
handle = ivView.createRndSetting(ctx, image.getDefaultPixels().getId(),
rndToCopy, indexes, this);
}
/**
* Cancels the ongoing data retrieval.
* @see DataLoader#cancel()
*/
public void cancel() { handle.cancel(); }
/**
* Feeds the result back to the viewer.
* @see DataLoader#handleResult(Object)
*/
public void handleResult(Object result)
{
if (viewer.getState() == ImViewer.DISCARDED) return; //Async cancel.
viewer.setProjectedRenderingSettings((Boolean) result, image);
}
}