lsst.astshim  16.0-2-g0febb12+6
TranMap.h
Go to the documentation of this file.
1 /*
2  * LSST Data Management System
3  * Copyright 2017 AURA/LSST.
4  *
5  * This product includes software developed by the
6  * LSST Project (http://www.lsst.org/).
7  *
8  * This program is free software: you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation, either version 3 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the LSST License Statement and
19  * the GNU General Public License along with this program. If not,
20  * see <https://www.lsstcorp.org/LegalNotices/>.
21  */
22 #ifndef ASTSHIM_TRANMAP_H
23 #define ASTSHIM_TRANMAP_H
24 
25 #include <memory>
26 
27 #include "astshim/base.h"
28 #include "astshim/Mapping.h"
29 
30 namespace ast {
31 
49 class TranMap : public Mapping {
50  friend class Object;
51 
52 public:
60  explicit TranMap(Mapping const &map1, Mapping const &map2, std::string const &options = "")
61  : Mapping(reinterpret_cast<AstMapping *>(astTranMap(const_cast<AstObject *>(map1.getRawPtr()),
62  const_cast<AstObject *>(map2.getRawPtr()),
63  "%s", options.c_str()))) {}
64 
65  virtual ~TranMap() {}
66 
68  TranMap(TranMap const &) = default;
69  TranMap(TranMap &&) = default;
70  TranMap &operator=(TranMap const &) = delete;
71  TranMap &operator=(TranMap &&) = default;
72 
79  std::shared_ptr<Mapping> operator[](int i) const { return decompose<Mapping>(i, false); };
80 
82  std::shared_ptr<TranMap> copy() const { return std::static_pointer_cast<TranMap>(copyPolymorphic()); }
83 
84 protected:
85  virtual std::shared_ptr<Object> copyPolymorphic() const override {
86  return copyImpl<TranMap, AstTranMap>();
87  }
88 
90  explicit TranMap(AstTranMap *rawptr) : Mapping(reinterpret_cast<AstMapping *>(rawptr)) {
91  if (!astIsATranMap(getRawPtr())) {
92  std::ostringstream os;
93  os << "this is a " << getClassName() << ", which is not a TranMap";
94  throw std::invalid_argument(os.str());
95  }
96  }
97 };
98 } // namespace ast
99 
100 #endif
AstObject const * getRawPtr() const
Definition: Object.h:291
AST wrapper classes and functions.
Definition: attributes_channel.dox:1
std::string getClassName() const
Definition: Object.h:138
virtual std::shared_ptr< Object > copyPolymorphic() const override
Definition: TranMap.h:85
TranMap(Mapping const &map1, Mapping const &map2, std::string const &options="")
Definition: TranMap.h:60
Definition: Mapping.h:59
std::shared_ptr< TranMap > copy() const
Return a deep copy of this object.
Definition: TranMap.h:82
TranMap & operator=(TranMap const &)=delete
std::shared_ptr< Mapping > operator[](int i) const
Definition: TranMap.h:79
virtual ~TranMap()
Definition: TranMap.h:65
TranMap(AstTranMap *rawptr)
Construct a TranMap from a raw AST pointer.
Definition: TranMap.h:90
Definition: TranMap.h:49
Definition: Object.h:51