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[project @ 1993-11-16 09:56:54 by jwe] Initial revision
author jwe
date Tue, 16 Nov 1993 09:56:54 +0000
parents
children 780cbbc57b7c
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227:1a48a1b91489 228:ee01ac1c7acc
1 // Template array classes -*- C++ -*-
2 /*
3
4 Copyright (C) 1993 John W. Eaton
5
6 This file is part of Octave.
7
8 Octave is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by the
10 Free Software Foundation; either version 2, or (at your option) any
11 later version.
12
13 Octave is distributed in the hope that it will be useful, but WITHOUT
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with Octave; see the file COPYING. If not, write to the Free
20 Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
21
22 */
23
24 // Written by John C. Campbell <jcc@che.utexas.edu>.
25
26 #if !defined (_Array_h)
27 #define _Array_h 1
28
29 #include <iostream.h>
30 #include <assert.h>
31
32 template <class T> class Array;
33
34 template <class T>
35 class ArrayRep
36 {
37 friend class Array<T>;
38
39 public:
40
41 ArrayRep (void);
42 ArrayRep (int);
43 ArrayRep (const ArrayRep<T>& a);
44
45 ~ArrayRep (void);
46
47 int length (void) const;
48
49 T& elem (int n);
50 T& checkelem (int n);
51 T& operator () (int n);
52
53 T elem (int n) const;
54 T checkelem (int n) const;
55 T operator () (int n) const;
56
57 private:
58
59 T *data;
60 int len;
61 int count;
62 };
63
64 template <class T>
65 class Array
66 {
67 public:
68
69 Array (void);
70 Array (int);
71 Array (int n, T val);
72 Array (const Array<T>& a);
73
74 ~Array (void);
75
76 Array<T>& operator = (const Array<T>& a);
77
78 int length (void) const;
79
80 T& elem (int n);
81 T& checkelem (int n);
82 T& operator () (int n);
83
84 T elem (int n) const;
85 T checkelem (int n) const;
86 T operator () (int n) const;
87
88 protected:
89
90 ArrayRep<T> *rep;
91 };
92
93 template <class T>
94 class Array2 : public Array<T>
95 {
96 public:
97
98 Array2 (void);
99 Array2 (int n, int m);
100 Array2 (int n, int m, T val);
101 Array2 (const Array2<T>& a);
102
103 Array2<T>& operator = (const Array2<T>& a);
104
105 int dim1 (void) const;
106 int dim2 (void) const;
107
108 T& elem (int i, int j);
109 T& checkelem (int i, int j);
110 T& operator () (int i, int j);
111
112 T elem (int i, int j) const;
113 T checkelem (int i, int j) const;
114 T operator () (int i, int j) const;
115
116 protected:
117
118 int d1;
119 int d2;
120 };
121
122 template <class T>
123 class Array3 : public Array2<T>
124 {
125 public:
126
127 Array3 (void);
128 Array3 (int n, int m, int k);
129 Array3 (int n, int m, int k, T val);
130 Array3 (const Array3<T>& a);
131
132 Array3<T>& operator = (const Array3<T>& a);
133
134 int dim3 (void) const;
135
136 T& elem (int i, int j, int k);
137 T& checkelem (int i, int j, int k);
138 T& operator()(int i,int j,int k);
139
140 T elem (int i, int j, int k) const;
141 T checkelem(int i,int j,int k)const;
142 T operator()(int i,int j,int k) const;
143
144 protected:
145
146 int d3;
147 };
148
149 template <class T>
150 class DiagArray : public Array<T>
151 {
152 public:
153
154 DiagArray (void);
155 DiagArray (int n): Array<T> (n) {}
156 DiagArray (int r, int c);
157 DiagArray (int r, int c, T val);
158 DiagArray (const Array<T>& a);
159 DiagArray (const DiagArray<T>& a);
160
161 DiagArray<T>& operator = (const DiagArray<T>& a);
162
163 int rows (void) const;
164 int cols (void) const;
165 int columns (void) const;
166
167 T& elem (int r, int c);
168 T& checkelem (int r, int c);
169 T& operator () (int r, int c);
170
171 T elem (int r, int c) const;
172 T checkelem (int r, int c) const;
173 T operator () (int r, int c) const;
174
175 protected:
176
177 int nr;
178 int nc;
179 };
180
181 #ifdef __GNUG__
182 #include "Array.cc"
183 #endif
184
185 #endif
186
187 /*
188 ;;; Local Variables: ***
189 ;;; mode: C++ ***
190 ;;; page-delimiter: "^/\\*" ***
191 ;;; End: ***
192 */