/*
* Copyright 2010-2015 Institut Pasteur.
*
* This file is part of Icy.
*
* Icy 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 3 of the License, or
* (at your option) any later version.
*
* Icy 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 Icy. If not, see <http://www.gnu.org/licenses/>.
*/
package icy.painter;
import icy.common.CollapsibleEvent;
import icy.util.StringUtil;
/**
* @author Stephane
*/
public class OverlayEvent implements CollapsibleEvent
{
public enum OverlayEventType
{
PAINTER_CHANGED, PROPERTY_CHANGED;
}
private final Overlay source;
private final OverlayEventType type;
private String propertyName;
public OverlayEvent(Overlay source, OverlayEventType type, String propertyName)
{
this.source = source;
this.type = type;
this.propertyName = propertyName;
}
public OverlayEvent(Overlay source, OverlayEventType type)
{
this(source, type, null);
}
/**
* @return the source
*/
public Overlay getSource()
{
return source;
}
/**
* @return the type
*/
public OverlayEventType getType()
{
return type;
}
/**
* @return the propertyName
*/
public String getPropertyName()
{
return propertyName;
}
@Override
public boolean collapse(CollapsibleEvent event)
{
if (equals(event))
{
// nothing to change here
return true;
}
return false;
}
@Override
public int hashCode()
{
int res = source.hashCode() ^ type.hashCode();
if ((type == OverlayEventType.PROPERTY_CHANGED) && (propertyName != null))
res ^= propertyName.hashCode();
return res;
}
@Override
public boolean equals(Object obj)
{
if (obj instanceof OverlayEvent)
{
final OverlayEvent e = (OverlayEvent) obj;
// same source type and same type
// if property change event then we need to compare property name
return (e.getSource() == source) && (e.getType() == type) && ((type != OverlayEventType.PROPERTY_CHANGED)
|| StringUtil.equals(e.getPropertyName(), propertyName));
}
return super.equals(obj);
}
}