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gnosygnu_xowa/150_gfui/src_100_basic/gplx/gfui/DirInt.java

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1.3 KiB

/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012 gnosygnu@gmail.com
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package gplx.gfui; import gplx.*;
public class DirInt {
public int Val() {return val;} int val;
public DirInt Rev() {return this == Fwd ? Bwd : Fwd;}
public int CompareToRng(int v, int lo, int hi) {
if (v < lo) return -1 * val;
else if (v > hi) return 1 * val;
else return 0;
}
public int GetValByDir(int ifBwd, int ifFwd) {
return this == Bwd ? ifBwd : ifFwd;
}
public boolean BoundFail(int i, int bound) {return this == Bwd ? i < bound : i > bound;}
DirInt(int v) {this.val = v;}
public static final DirInt
Fwd = new DirInt(1)
, Bwd = new DirInt(-1);
}