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MeasBase.h
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1 //# MeasBase.h: Base class for all measures
2 //# Copyright (C) 1995,1996,1997,1998,1999,2000,2002
3 //# Associated Universities, Inc. Washington DC, USA.
4 //#
5 //# This library is free software; you can redistribute it and/or modify it
6 //# under the terms of the GNU Library General Public License as published by
7 //# the Free Software Foundation; either version 2 of the License, or (at your
8 //# option) any later version.
9 //#
10 //# This library is distributed in the hope that it will be useful, but WITHOUT
11 //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
13 //# License for more details.
14 //#
15 //# You should have received a copy of the GNU Library General Public License
16 //# along with this library; if not, write to the Free Software Foundation,
17 //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
18 //#
19 //# Correspondence concerning AIPS++ should be addressed as follows:
20 //# Internet email: aips2-request@nrao.edu.
21 //# Postal address: AIPS++ Project Office
22 //# National Radio Astronomy Observatory
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24 //# Charlottesville, VA 22903-2475 USA
25 //#
26 //#
27 //# $Id$
28 
29 #ifndef MEASURES_MEASBASE_H
30 #define MEASURES_MEASBASE_H
31 
32 //# Includes
33 #include <casacore/casa/aips.h>
37 
38 namespace casacore { //# NAMESPACE CASACORE - BEGIN
39 
40 //# Typedefs
41 
42 // <summary> Base class for all measures </summary>
43 
44 // <use visibility=local>
45 
46 // <reviewed reviewer="UNKNOWN" date="before2004/08/25" tests="tMeasure" demos="">
47 // </reviewed>
48 
49 // <prerequisite>
50 // <li> <linkto class=Measure>Measure</linkto> class
51 // </prerequisite>
52 //
53 // <etymology>
54 // Measure and Base
55 // </etymology>
56 //
57 // <synopsis>
58 // MeasBase forms derived Measure class for all actual measures
59 // </synopsis>
60 //
61 // <example>
62 // </example>
63 //
64 // <motivation>
65 // To have most work in single routine
66 // </motivation>
67 //
68 // <todo asof="1997/04/15">
69 // <li>
70 // </todo>
71 //# Made non-virtual for MeasureHolder
72 //#template<class Mv, class Mr> class MeasBase : public virtual Measure {
73 template<class Mv, class Mr> class MeasBase : public Measure {
74 
75 public:
76  //# Friends
77 
78  //# Enumerations
79 
80  //# Typedefs
81 
82  //# Constructors
83  // <note role=tip> In the following constructors and other functions, all
84  // <em>MeasRef</em> can be replaced with simple <src>Measure::TYPE</src>
85  // where no offsets or frames are needed in the reference. For reasons
86  // of compiler limitations the formal arguments had to be specified as
87  // <em>uInt</em> rather than the Measure enums that should be used as actual
88  // arguments.</note>
89  // Default constructor
90  MeasBase();
91  // Copy constructor
92  MeasBase(const MeasBase<Mv,Mr> &other);
93  // Copy assignment
95  // Create from data and reference
96  // <group>
97  MeasBase(const Mv &dt, const Mr &rf);
98  MeasBase(const Mv &dt, uInt rf);
99  MeasBase(const Quantity &dt, const Mr &rf);
100  MeasBase(const Quantity &dt, uInt rf);
101  MeasBase(const Measure *dt);
102  MeasBase(const Mr &rf);
103  MeasBase(const uInt rf);
104  // </group>
105 
106  //# Destructor
107  virtual ~MeasBase();
108 
109  //# Operators
110 
111  //# General Member Functions
112  // Check the type of derived entity
113  virtual Bool areYou(const String &tp) const;
114  // Assert that we are the correct type
115  // <thrown>
116  // <li> AipsError if wrong Measure
117  // </thrown>
118  virtual void assured(const String &tp) const;
119 
120  // Refill the specified entities
121  // <group>
122  void set(const Mv &dt);
123  void set(const Mr &rf);
124  void set(const Mv &dt, const Mr &rf);
125  void set(const Unit &inunit);
126  virtual void set(const MeasValue &dt);
127  virtual Bool putValue(const Vector<Quantum<Double> > &in);
128  // </group>
129 
130  // Get reference
131  Mr getRef() const;
132 
133  // Get Measure data
134  // <group>
135  const Mv &getValue() const;
136  // </group>
137 
138  // Get Unit
139  const Unit &getUnit() const;
140 
141  // Get reference pointer
142  virtual MRBase *getRefPtr() const;
143 
144  // Get pointer to data
145  virtual const MeasValue* getData() const;
146 
147  // Print a Measure
148  virtual void print(std::ostream &os) const;
149 
150 protected:
151  //# Enumerations
152 
153  //# Data
154  // The measure value (e.g. instant in time)
155  Mv data;
156  // Reference frame data
157  Mr ref;
158  // Possible input units
160  // Error information
161  // MeasErr error;
162 
163 
164 private:
165  //# Member functions
166  // Clear the measure
167  void clear();
168 
169 };
170 
171 
172 } //# NAMESPACE CASACORE - END
173 
174 #ifndef CASACORE_NO_AUTO_TEMPLATES
175 #include <casacore/measures/Measures/MeasBase.tcc>
176 #endif //# CASACORE_NO_AUTO_TEMPLATES
177 #endif
virtual void assured(const String &tp) const
Assert that we are the correct type.
A 1-D Specialization of the Array class.
Definition: ArrayFwd.h:9
virtual Bool putValue(const Vector< Quantum< Double > > &in)
Base for Reference frame for physical measures.
Definition: MRBase.h:103
virtual void print(std::ostream &os) const
Print a Measure.
virtual MRBase * getRefPtr() const
Get reference pointer.
Physical quantities within reference frame.
Definition: Measure.h:235
Mr ref
Reference frame data.
Definition: MeasBase.h:157
Base class for all measures.
Definition: MeasBase.h:73
virtual Bool areYou(const String &tp) const
Check the type of derived entity.
Unit unit
Possible input units.
Definition: MeasBase.h:159
defines physical units
Definition: Unit.h:189
Base class for values in a Measure.
Definition: MeasValue.h:107
Mr getRef() const
Get reference.
bool Bool
Define the standard types used by Casacore.
Definition: aipstype.h:42
void set(const Mv &dt)
Refill the specified entities.
const Unit & getUnit() const
Get Unit.
void clear()
Error information MeasErr error;.
virtual const MeasValue * getData() const
Get pointer to data.
MeasBase()
Tip: In the following constructors and other functions, all MeasRef can be replaced with simple Meas...
String: the storage and methods of handling collections of characters.
Definition: String.h:225
const Mv & getValue() const
Get Measure data.
MeasBase< Mv, Mr > & operator=(const MeasBase< Mv, Mr > &other)
Copy assignment.
Mv data
The measure value (e.g.
Definition: MeasBase.h:155
unsigned int uInt
Definition: aipstype.h:51