Rebranding to OpenTracks (code).

2019-07-24 06:28:17 +02:00
parent cd52dc29c9
commit 233522a5e6
150 changed files with 690 additions and 693 deletions
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2008 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package de.dennisguse.opentracks.util;
+
+/**
+ * Unit conversion constants.
+ *
+ * @author Sandor Dornbush
+ */
+public class UnitConversions {
+
+    // multiplication factor to convert seconds to milliseconds
+    public static final double S_TO_MS = 1000.0;
+    // Time
+    // 1 second in milliseconds
+    public static final long ONE_SECOND = (long) UnitConversions.S_TO_MS;
+    // multiplication factor to convert milliseconds to seconds
+    public static final double MS_TO_S = 1 / S_TO_MS;
+    // multiplication factor to convert minutes to seconds
+    public static final double MIN_TO_S = 60.0;
+    // multiplication factor to convert seconds to minutes
+    public static final double S_TO_MIN = 1 / MIN_TO_S;
+    // multiplication factor to convert hours to minutes
+    public static final double HR_TO_MIN = 60.0;
+    // multiplication factor to convert minutes to hours
+    public static final double MIN_TO_HR = 1 / HR_TO_MIN;
+    // multiplication factor to convert kilometers to miles
+    public static final double KM_TO_MI = 0.621371192;
+
+    // Distance
+    // multiplication factor to convert miles to feet
+    public static final double MI_TO_FT = 5280.0;
+    // multiplication factor to convert feet to miles
+    public static final double FT_TO_MI = 1 / MI_TO_FT;
+    // multiplication factor to covert kilometers to meters
+    public static final double KM_TO_M = 1000.0;
+    // multiplication factor to convert meters to kilometers
+    public static final double M_TO_KM = 1 / KM_TO_M;
+    // multiplication factor to convert meters to miles
+    public static final double M_TO_MI = M_TO_KM * KM_TO_MI;
+    // multiplication factor to convert meters to feet
+    public static final double M_TO_FT = M_TO_MI * MI_TO_FT;
+    // multiplication factor to convert meters per second to kilometers per hour
+    public static final double MS_TO_KMH = M_TO_KM / (S_TO_MIN * MIN_TO_HR);
+
+    // Others
+    // multiplication factor to convert degrees to radians
+    public static final double DEG_TO_RAD = Math.PI / 180.0;
+
+    private UnitConversions() {
+    }
+}