/*
* Freeplane - mind map editor
* Copyright (C) 2008 Dimitry Polivaev
*
* This file author is Dimitry Polivaev
*
* 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, see <http://www.gnu.org/licenses/>.
*/
package org.freeplane.features.filter;
/**
* @author Dimitry Polivaev
*/
public class FilterInfo {
public static final int FILTER_INITIAL_VALUE = 1;
public static final int FILTER_SHOW_ANCESTOR = 4;
public static final int FILTER_SHOW_DESCENDANT = 8;
public static final int FILTER_SHOW_ECLIPSED = 16;
public static final int FILTER_SHOW_HIDDEN = 32;
public static final int FILTER_SHOW_MATCHED = 2;
private int info = FilterInfo.FILTER_INITIAL_VALUE;
/**
*
*/
public FilterInfo() {
super();
}
void add(final int flag) {
if ((flag & (FilterInfo.FILTER_SHOW_MATCHED | FilterInfo.FILTER_SHOW_HIDDEN)) != 0) {
info &= ~FilterInfo.FILTER_INITIAL_VALUE;
}
info |= flag;
}
int get() {
return info;
}
/**
*/
public boolean isAncestor() {
return (info & FilterInfo.FILTER_SHOW_ANCESTOR) != 0;
}
/**
*/
public boolean isMatched() {
return (info & FilterInfo.FILTER_SHOW_MATCHED) != 0;
}
public void reset() {
info = FilterInfo.FILTER_INITIAL_VALUE;
}
public void setAncestor() {
add(FilterInfo.FILTER_SHOW_ANCESTOR);
}
public void setDescendant() {
add(FilterInfo.FILTER_SHOW_DESCENDANT);
}
public void setMatched() {
add(FilterInfo.FILTER_SHOW_MATCHED);
}
public boolean isUnset() {
return info == FilterInfo.FILTER_INITIAL_VALUE;
}
}