Initial Commit - Copy from Altus Metrum AltOS

altoslib/AltosFrequency.java

@@ -0,0 +1,68 @@
+/*
+ * Copyright © 2011 Keith Packard <keithp@keithp.com>
+ *
+ * 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, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+package org.altusmetrum.altoslib_14;
+
+import java.io.*;
+import java.util.*;
+import java.text.*;
+
+public class AltosFrequency {
+	public double	frequency;
+	public String	description;
+
+	public int hashCode() {
+		return Double.valueOf(frequency).hashCode();
+	}
+
+	public boolean equals(Object o) {
+		if (o == null)
+			return false;
+		if (!(o instanceof AltosFrequency))
+			return false;
+		AltosFrequency other = (AltosFrequency) o;
+		return other.frequency == frequency;
+	}
+
+	public String toString() {
+		return String.format("%7.3f MHz %-20s",
+				     frequency, description);
+	}
+
+	public String toShortString() {
+		return String.format("%7.3f MHz %s",
+				     frequency, description);
+	}
+
+	public String frequency_string() {
+		return String.format("%7.3f", frequency);
+	}
+
+	public boolean close(double f) {
+		double	diff = Math.abs(frequency - f);
+
+		return diff < 0.010;
+	}
+	public AltosFrequency(double f, String d) {
+		frequency = f;
+		description = d;
+	}
+	public AltosFrequency() {
+		this(0, null);
+	}
+}