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1 // -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1992, 1993, 1994 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, 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_ComplexDET_h) |
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25 #define octave_ComplexDET_h 1 |
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26 |
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27 #if defined (__GNUG__) |
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28 #pragma interface |
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29 #endif |
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30 |
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31 class ostream; |
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32 |
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33 #include <Complex.h> |
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34 |
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35 extern "C++" { |
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36 |
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37 class ComplexDET |
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38 { |
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39 public: |
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40 |
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41 ComplexDET (void); |
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42 |
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43 ComplexDET (const ComplexDET& a); |
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44 |
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45 ComplexDET& operator = (const ComplexDET& a); |
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46 |
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47 int value_will_overflow (void) const; |
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48 int value_will_underflow (void) const; |
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49 Complex coefficient (void) const; |
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50 int exponent (void) const; |
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51 Complex value (void) const; |
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52 |
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53 friend ostream& operator << (ostream& os, const ComplexDET& a); |
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54 |
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55 private: |
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56 |
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57 ComplexDET (const Complex *d); |
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58 |
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59 Complex det [2]; |
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60 }; |
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61 |
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62 inline ComplexDET::ComplexDET (void) |
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63 { |
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64 } |
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65 |
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66 inline ComplexDET::ComplexDET (const ComplexDET& a) |
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67 { |
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68 det[0] = a.det[0]; |
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69 det[1] = a.det[1]; |
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70 } |
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71 |
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72 inline ComplexDET& ComplexDET::operator = (const ComplexDET& a) |
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73 { |
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74 det[0] = a.det[0]; |
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75 det[1] = a.det[1]; |
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76 return *this; |
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77 } |
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78 |
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79 inline ComplexDET::ComplexDET (const Complex *d) |
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80 { |
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81 det[0] = d[0]; |
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82 det[1] = d[1]; |
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83 } |
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84 |
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85 } // extern "C++" |
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86 |
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87 #endif |
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88 |
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89 /* |
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90 ;;; Local Variables: *** |
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91 ;;; mode: C++ *** |
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92 ;;; page-delimiter: "^/\\*" *** |
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93 ;;; End: *** |
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94 */ |
