/*
* org.openmicroscopy.shoola.env.data.views.calls.OverlaysRenderer
*
*------------------------------------------------------------------------------
* Copyright (C) 2006-2009 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.env.data.views.calls;
import java.awt.image.BufferedImage;
import java.util.Map;
import omero.romio.PlaneDef;
import org.openmicroscopy.shoola.env.data.OmeroImageService;
import omero.gateway.SecurityContext;
import org.openmicroscopy.shoola.env.data.views.BatchCall;
import org.openmicroscopy.shoola.env.data.views.BatchCallTree;
/**
* Renders the image with out without the overlays.
*
* @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-Beta4
*/
public class OverlaysRenderer
extends BatchCallTree
{
/** The result of the call. */
private Object result;
/** Loads the specified tree. */
private BatchCall loadCall;
/** The security context.*/
private SecurityContext ctx;
/**
* Creates a {@link BatchCall} to retrieve the user images.
*
* @param pixelsID The id of the pixels set.
* @param pd The plane to render.
* @param tableID The id of the table.
* @param overlays The overlays to render.
* @return The {@link BatchCall}.
*/
private BatchCall makeBatchCall(final long pixelsID, final PlaneDef pd,
final long tableID, final Map<Long, Integer> overlays)
{
return new BatchCall("Loading container tree: ") {
public void doCall() throws Exception
{
OmeroImageService rds = context.getImageService();
result = rds.renderOverLays(ctx, pixelsID, pd, tableID, overlays);
}
};
}
/**
* Adds the {@link #loadCall} to the computation tree.
*
* @see BatchCallTree#buildTree()
*/
protected void buildTree() { add(loadCall); }
/**
* Returns the {@link BufferedImage rendered image}.
*
* @see BatchCallTree#getResult()
*/
protected Object getResult() { return result; }
/**
* Creates a new instance.
*
* @param ctx The security context.
* @param pixelsID The id of the pixels set.
* @param pd The plane to render.
* @param tableID The id of the table.
* @param overlays The overlays to render.
*/
public OverlaysRenderer(SecurityContext ctx, long pixelsID, PlaneDef pd,
long tableID, Map<Long, Integer> overlays)
{
if (pixelsID < 0)
throw new IllegalArgumentException("ID not valid.");
this.ctx = ctx;
loadCall = makeBatchCall(pixelsID, pd, tableID, overlays);
}
}