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1 // Template array classes |
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2 /* |
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3 |
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4 Copyright (C) 2000 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 2, or (at your option) any |
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11 later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, write to the Free |
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20 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_ArrayN_h) |
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25 #define octave_ArrayN_h 1 |
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26 |
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27 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION) |
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28 #pragma interface |
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29 #endif |
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30 |
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31 #include <iostream> |
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32 |
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33 #include <cassert> |
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34 #include <climits> |
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35 #include <cmath> |
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36 #include <cstdlib> |
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37 |
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38 #include "Array.h" |
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39 #include "Array2.h" |
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40 #include "lo-error.h" |
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41 |
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42 class idx_vector; |
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43 |
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44 // N-dimensional array class. |
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45 |
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46 template <class T> |
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47 class |
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48 ArrayN : public Array<T> |
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49 { |
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50 protected: |
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51 |
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52 static int get_size (const dim_vector& dims) |
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53 { return Array<T>::get_size (dims); } |
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54 |
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55 ArrayN (T *d, const dim_vector& dims) : Array<T> (d, dims) { } |
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56 |
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57 public: |
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58 |
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59 // These really need to be protected (and they will be in the |
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60 // future, so don't depend on them being here!), but they can't be |
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61 // until template friends work correctly in g++. |
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62 |
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63 ArrayN (void) : Array<T> () { } |
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64 |
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65 ArrayN (const dim_vector& dims) : Array<T> (dims) { } |
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66 |
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67 ArrayN (const dim_vector& dims, const T& val) |
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68 : Array<T> (dims) { fill (val); } |
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69 |
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70 ArrayN (const Array2<T>& a) : Array<T> (a, a.dims ()) { } |
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71 |
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72 ArrayN (const ArrayN<T>& a) : Array<T> (a, a.dims ()) { } |
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73 |
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74 ArrayN (const Array<T>& a, const dim_vector& dims) : Array<T> (a, dims) { } |
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75 |
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76 ~ArrayN (void) { } |
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77 |
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78 ArrayN<T>& operator = (const ArrayN<T>& a) |
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79 { |
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80 if (this != &a) |
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81 Array<T>::operator = (a); |
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82 |
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83 return *this; |
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84 } |
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85 |
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86 void resize (const dim_vector& dims) |
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87 { Array<T>resize_no_fill (dims); } |
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88 |
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89 void resize (const dim_vector& dims, const T& val) |
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90 { Array<T>::resize (dims, val); } |
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91 |
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92 ArrayN<T>& insert (const ArrayN<T>& a, const dim_vector& dims) |
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93 { |
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94 Array<T>::insert (a, dims); |
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95 return *this; |
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96 } |
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97 |
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98 ArrayN<T> index (idx_vector& i, int resize_ok = 0, |
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99 const T& rfv = resize_fill_value (T ())) const |
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100 { |
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101 Array<T> tmp = Array<T>::index (i, resize_ok, rfv); |
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102 return ArrayN<T> (tmp, tmp.dims ()); |
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103 } |
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104 |
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105 ArrayN<T> index (idx_vector& i, idx_vector& j, int resize_ok = 0, |
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106 const T& rfv = resize_fill_value (T ())) const |
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107 { |
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108 Array<T> tmp = Array<T>::index (i, j, resize_ok, rfv); |
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109 return ArrayN<T> (tmp, tmp.dims ()); |
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110 } |
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111 |
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112 ArrayN<T> index (Array<idx_vector>& ra_idx, int resize_ok = 0, |
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113 const T& rfv = resize_fill_value (T ())) const |
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114 { |
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115 Array<T> tmp = Array<T>::index (ra_idx, resize_ok, rfv); |
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116 return ArrayN<T> (tmp, tmp.dims ()); |
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117 } |
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118 }; |
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119 |
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120 template <class T> |
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121 std::ostream& |
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122 operator << (std::ostream&, const ArrayN<T>&); |
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123 |
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124 #endif |
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125 |
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126 /* |
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127 ;;; Local Variables: *** |
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128 ;;; mode: C++ *** |
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129 ;;; End: *** |
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130 */ |
