001/*
002 * $Id: HydraControl.java,v 1.14 2011/03/24 16:06:32 davep Exp $
003 *
004 * This file is part of McIDAS-V
005 *
006 * Copyright 2007-2011
007 * Space Science and Engineering Center (SSEC)
008 * University of Wisconsin - Madison
009 * 1225 W. Dayton Street, Madison, WI 53706, USA
010 * https://www.ssec.wisc.edu/mcidas
011 * 
012 * All Rights Reserved
013 * 
014 * McIDAS-V is built on Unidata's IDV and SSEC's VisAD libraries, and
015 * some McIDAS-V source code is based on IDV and VisAD source code.  
016 * 
017 * McIDAS-V is free software; you can redistribute it and/or modify
018 * it under the terms of the GNU Lesser Public License as published by
019 * the Free Software Foundation; either version 3 of the License, or
020 * (at your option) any later version.
021 * 
022 * McIDAS-V is distributed in the hope that it will be useful,
023 * but WITHOUT ANY WARRANTY; without even the implied warranty of
024 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
025 * GNU Lesser Public License for more details.
026 * 
027 * You should have received a copy of the GNU Lesser Public License
028 * along with this program.  If not, see http://www.gnu.org/licenses.
029 */
030
031package edu.wisc.ssec.mcidasv.control;
032
033import edu.wisc.ssec.mcidasv.display.hydra.MultiSpectralDisplay;
034import ucar.unidata.idv.control.DisplayControlImpl;
035import ucar.unidata.idv.control.SelectRangeWidget;
036import ucar.visad.display.ColorScale;
037import ucar.unidata.util.Range;
038import ucar.unidata.util.LogUtil;
039
040public abstract class HydraControl extends DisplayControlImpl {
041
042//    public abstract boolean init(DataChoice dataChoice) throws VisADException, RemoteException;
043//    
044//    public abstract void initDone();
045//    
046//    public abstract MapProjection getDataProjection();
047
048    public void updateRange(Range range) {
049        if (ctw != null)
050          ctw.setRange(range);
051
052        try {
053            SelectRangeWidget srw = getSelectRangeWidget(range);
054            if (srw != null) {
055                srw.setRange(range);
056            }
057        } catch (Exception e) {
058            LogUtil.logException("Error updating select range widget", e);
059        }
060
061        if (colorScales != null) {
062            ColorScale scale = (ColorScale) colorScales.get(0);
063            try {
064                scale.setRangeForColor(range.getMin(), range.getMax());
065            }
066            catch (Exception exc) {
067                LogUtil.logException("Error updating display ColorScale range", exc);
068            }
069        }
070    }
071
072    public void handleChannelChange(final float newChan) {
073        return;
074    }
075
076    protected abstract MultiSpectralDisplay getMultiSpectralDisplay();
077}