1/*
2**********************************************************************
3* Copyright (c) 2004-2006, International Business Machines
4* Corporation and others.  All Rights Reserved.
5**********************************************************************
6* Author: Alan Liu
7* Created: April 26, 2004
8* Since: ICU 3.0
9**********************************************************************
10*/
11#ifndef __MEASUREUNIT_H__
12#define __MEASUREUNIT_H__
13
14#include "unicode/utypes.h"
15
16#if !UCONFIG_NO_FORMATTING
17
18#include "unicode/fmtable.h"
19
20/**
21 * \file
22 * \brief C++ API: A unit for measuring a quantity.
23 */
24
25U_NAMESPACE_BEGIN
26
27/**
28 * A unit such as length, mass, volume, currency, etc.  A unit is
29 * coupled with a numeric amount to produce a Measure.
30 *
31 * <p>This is an abstract class.
32 *
33 * @author Alan Liu
34 * @stable ICU 3.0
35 */
36class U_I18N_API MeasureUnit: public UObject {
37 public:
38    /**
39     * Return a polymorphic clone of this object.  The result will
40     * have the same class as returned by getDynamicClassID().
41     * @stable ICU 3.0
42     */
43    virtual UObject* clone() const = 0;
44
45    /**
46     * Destructor
47     * @stable ICU 3.0
48     */
49    virtual ~MeasureUnit();
50
51    /**
52     * Equality operator.  Return true if this object is equal
53     * to the given object.
54     * @stable ICU 3.0
55     */
56    virtual UBool operator==(const UObject& other) const = 0;
57
58 protected:
59    /**
60     * Default constructor.
61     * @stable ICU 3.0
62     */
63    MeasureUnit();
64};
65
66U_NAMESPACE_END
67
68// NOTE: There is no measunit.cpp. For implementation, see measure.cpp. [alan]
69
70#endif // !UCONFIG_NO_FORMATTING
71#endif // __MEASUREUNIT_H__
72