1 files changed, 116 insertions, 0 deletions
diff --git a/xbmc/utils/Speed.h b/xbmc/utils/Speed.h
new file mode 100644
index 0000000..8ad5d05
--- /dev/null
+++ b/xbmc/utils/Speed.h
@@ -0,0 +1,116 @@
+/*
+ *  Copyright (C) 2005-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+#include "utils/IArchivable.h"
+
+#include <string>
+
+class CSpeed : public IArchivable
+{
+public:
+  CSpeed();
+  CSpeed(const CSpeed& speed);
+
+  typedef enum Unit
+  {
+    UnitKilometresPerHour = 0,
+    UnitMetresPerMinute,
+    UnitMetresPerSecond,
+    UnitFeetPerHour,
+    UnitFeetPerMinute,
+    UnitFeetPerSecond,
+    UnitMilesPerHour,
+    UnitKnots,
+    UnitBeaufort,
+    UnitInchPerSecond,
+    UnitYardPerSecond,
+    UnitFurlongPerFortnight
+  } Unit;
+
+  static CSpeed CreateFromKilometresPerHour(double value);
+  static CSpeed CreateFromMetresPerMinute(double value);
+  static CSpeed CreateFromMetresPerSecond(double value);
+  static CSpeed CreateFromFeetPerHour(double value);
+  static CSpeed CreateFromFeetPerMinute(double value);
+  static CSpeed CreateFromFeetPerSecond(double value);
+  static CSpeed CreateFromMilesPerHour(double value);
+  static CSpeed CreateFromKnots(double value);
+  static CSpeed CreateFromBeaufort(unsigned int value);
+  static CSpeed CreateFromInchPerSecond(double value);
+  static CSpeed CreateFromYardPerSecond(double value);
+  static CSpeed CreateFromFurlongPerFortnight(double value);
+
+  bool operator >(const CSpeed& right) const;
+  bool operator >=(const CSpeed& right) const;
+  bool operator <(const CSpeed& right) const;
+  bool operator <=(const CSpeed& right) const;
+  bool operator ==(const CSpeed& right) const;
+  bool operator !=(const CSpeed& right) const;
+
+  CSpeed& operator =(const CSpeed& right);
+  const CSpeed& operator +=(const CSpeed& right);
+  const CSpeed& operator -=(const CSpeed& right);
+  const CSpeed& operator *=(const CSpeed& right);
+  const CSpeed& operator /=(const CSpeed& right);
+  CSpeed operator +(const CSpeed& right) const;
+  CSpeed operator -(const CSpeed& right) const;
+  CSpeed operator *(const CSpeed& right) const;
+  CSpeed operator /(const CSpeed& right) const;
+
+  bool operator >(double right) const;
+  bool operator >=(double right) const;
+  bool operator <(double right) const;
+  bool operator <=(double right) const;
+  bool operator ==(double right) const;
+  bool operator !=(double right) const;
+
+  const CSpeed& operator +=(double right);
+  const CSpeed& operator -=(double right);
+  const CSpeed& operator *=(double right);
+  const CSpeed& operator /=(double right);
+  CSpeed operator +(double right) const;
+  CSpeed operator -(double right) const;
+  CSpeed operator *(double right) const;
+  CSpeed operator /(double right) const;
+
+  CSpeed& operator ++();
+  CSpeed& operator --();
+  CSpeed operator ++(int);
+  CSpeed operator --(int);
+
+  void Archive(CArchive& ar) override;
+
+  bool IsValid() const;
+
+  double ToKilometresPerHour() const;
+  double ToMetresPerMinute() const;
+  double ToMetresPerSecond() const;
+  double ToFeetPerHour() const;
+  double ToFeetPerMinute() const;
+  double ToFeetPerSecond() const;
+  double ToMilesPerHour() const;
+  double ToKnots() const;
+  double ToBeaufort() const;
+  double ToInchPerSecond() const;
+  double ToYardPerSecond() const;
+  double ToFurlongPerFortnight() const;
+
+  double To(Unit speedUnit) const;
+  std::string ToString(Unit speedUnit) const;
+
+protected:
+  explicit CSpeed(double value);
+
+  void SetValid(bool valid) { m_valid = valid; }
+
+  double m_value; // we store in m/s
+  bool m_valid;
+};
+