1 | // Boost.Range library |
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2 | // |
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3 | // Copyright Thorsten Ottosen, Neil Groves 2006 - 2008. Use, modification and |
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4 | // distribution is subject to the Boost Software License, Version |
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5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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6 | // http://www.boost.org/LICENSE_1_0.txt) |
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7 | // |
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8 | // For more information, see http://www.boost.org/libs/range/ |
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9 | // |
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10 | |
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11 | #ifndef BOOST_RANGE_ADAPTOR_COPIED_HPP |
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12 | #define BOOST_RANGE_ADAPTOR_COPIED_HPP |
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13 | |
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14 | #include <boost/range/adaptor/argument_fwd.hpp> |
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15 | #include <boost/range/adaptor/sliced.hpp> |
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16 | #include <boost/range/size_type.hpp> |
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17 | #include <boost/range/iterator_range.hpp> |
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18 | |
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19 | namespace boost |
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20 | { |
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21 | namespace adaptors |
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22 | { |
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23 | struct copied |
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24 | { |
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25 | copied(std::size_t t_, std::size_t u_) |
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26 | : t(t_), u(u_) {} |
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27 | |
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28 | std::size_t t; |
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29 | std::size_t u; |
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30 | }; |
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31 | |
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32 | template< class CopyableRandomAccessRng > |
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33 | inline CopyableRandomAccessRng |
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34 | operator|( const CopyableRandomAccessRng& r, const copied& f ) |
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35 | { |
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36 | iterator_range< |
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37 | BOOST_DEDUCED_TYPENAME range_iterator<const |
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38 | CopyableRandomAccessRng>::type > |
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39 | temp( adaptors::slice( r, f.t, f.u ) ); |
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40 | return CopyableRandomAccessRng( temp.begin(), temp.end() ); |
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41 | } |
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42 | |
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43 | template<class CopyableRandomAccessRange> |
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44 | inline CopyableRandomAccessRange |
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45 | copy(const CopyableRandomAccessRange& rng, std::size_t t, std::size_t u) |
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46 | { |
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47 | iterator_range< |
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48 | BOOST_DEDUCED_TYPENAME range_iterator<const |
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49 | CopyableRandomAccessRange>::type> temp( |
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50 | adaptors::slice(rng, t, u)); |
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51 | |
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52 | return CopyableRandomAccessRange( temp.begin(), temp.end() ); |
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53 | } |
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54 | } // 'adaptors' |
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55 | |
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56 | } |
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57 | |
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58 | #endif |
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