git.gag.com Git - fw/altos/blob - altoslib/AltosFrequency.java

   1 /*
   2  * Copyright © 2011 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  17  */
  18
  19 package org.altusmetrum.altoslib_11;
  20
  21 import java.io.*;
  22 import java.util.*;
  23 import java.text.*;
  24
  25 public class AltosFrequency {
  26         public double   frequency;
  27         public String   description;
  28
  29         public int hashCode() {
  30                 return new Double(frequency).hashCode();
  31         }
  32
  33         public boolean equals(Object o) {
  34                 if (o == null)
  35                         return false;
  36                 if (!(o instanceof AltosFrequency))
  37                         return false;
  38                 AltosFrequency other = (AltosFrequency) o;
  39                 return other.frequency == frequency;
  40         }
  41
  42         public String toString() {
  43                 return String.format("%7.3f MHz %-20s",
  44                                      frequency, description);
  45         }
  46
  47         public String toShortString() {
  48                 return String.format("%7.3f MHz %s",
  49                                      frequency, description);
  50         }
  51
  52         public String frequency_string() {
  53                 return String.format("%7.3f", frequency);
  54         }
  55
  56         public boolean close(double f) {
  57                 double  diff = Math.abs(frequency - f);
  58
  59                 return diff < 0.010;
  60         }
  61         public AltosFrequency(double f, String d) {
  62                 frequency = f;
  63                 description = d;
  64         }
  65 }