1 | #ifndef _theplu_yat_utility_data_weight_proxy_ |
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2 | #define _theplu_yat_utility_data_weight_proxy_ |
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3 | |
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4 | // $Id: DataWeightProxy.h 1533 2008-09-25 12:02:52Z peter $ |
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5 | |
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6 | /* |
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7 | Copyright (C) 2008 Peter Johansson |
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8 | |
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9 | This file is part of the yat library, http://dev.thep.lu.se/yat |
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10 | |
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11 | The yat library is free software; you can redistribute it and/or |
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12 | modify it under the terms of the GNU General Public License as |
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13 | published by the Free Software Foundation; either version 3 of the |
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14 | License, or (at your option) any later version. |
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15 | |
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16 | The yat library is distributed in the hope that it will be useful, |
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17 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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19 | General Public License for more details. |
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20 | |
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21 | You should have received a copy of the GNU General Public License |
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22 | along with yat. If not, see <http://www.gnu.org/licenses/>. |
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23 | */ |
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24 | |
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25 | namespace theplu { |
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26 | namespace yat { |
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27 | namespace utility { |
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28 | |
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29 | /** |
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30 | \internal |
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31 | |
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32 | \brief Proxy class for DataWeight |
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33 | */ |
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34 | class DataWeightProxy |
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35 | { |
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36 | public: |
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37 | /** |
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38 | \brief Default constructor |
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39 | |
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40 | \param data data value to hold |
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41 | \param weight weight value to hold |
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42 | */ |
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43 | DataWeightProxy(double& data, double& weight); |
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44 | |
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45 | /** |
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46 | \return reference to data |
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47 | */ |
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48 | double& data(void); |
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49 | |
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50 | /** |
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51 | \return const reference to data |
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52 | */ |
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53 | const double& data(void) const; |
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54 | |
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55 | /** |
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56 | \return reference to weight |
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57 | */ |
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58 | double& weight(void); |
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59 | |
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60 | /** |
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61 | \return const reference to weight |
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62 | */ |
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63 | const double& weight(void) const; |
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64 | private: |
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65 | double& data_; |
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66 | double& weight_; |
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67 | |
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68 | // no copying |
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69 | DataWeightProxy(const DataWeightProxy&); |
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70 | DataWeightProxy& operator=(const DataWeightProxy&); |
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71 | }; |
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72 | |
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73 | }}} // of namespace utility, yat, and theplu |
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74 | |
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75 | #endif |
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