lsst.astshim  14.0-10-ga7aaa25+4
ZoomMap.h
1 /*
2  * LSST Data Management System
3  * Copyright 2017 AURA/LSST.
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5  * This product includes software developed by the
6  * LSST Project (http://www.lsst.org/).
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22 #ifndef ASTSHIM_ZOOMMAP_H
23 #define ASTSHIM_ZOOMMAP_H
24 
25 #include <memory>
26 
27 #include "astshim/base.h"
28 #include "astshim/Mapping.h"
29 
30 namespace ast {
31 
45 class ZoomMap : public Mapping {
46  friend class Object;
47 
48 public:
61  explicit ZoomMap(int ncoord, double zoom, std::string const &options = "")
62  : Mapping(reinterpret_cast<AstMapping *>(astZoomMap(ncoord, zoom, "%s", options.c_str()))) {}
63 
64  virtual ~ZoomMap() {}
65 
66  ZoomMap(ZoomMap const &) = delete;
67  ZoomMap(ZoomMap &&) = default;
68  ZoomMap &operator=(ZoomMap const &) = delete;
69  ZoomMap &operator=(ZoomMap &&) = default;
70 
72  std::shared_ptr<ZoomMap> copy() const { return std::static_pointer_cast<ZoomMap>(copyPolymorphic()); }
73 
75  double getZoom() const { return getF("Zoom"); }
76 
77 protected:
78  virtual std::shared_ptr<Object> copyPolymorphic() const override {
79  return copyImpl<ZoomMap, AstZoomMap>();
80  }
81 
83  explicit ZoomMap(AstZoomMap *rawptr) : Mapping(reinterpret_cast<AstMapping *>(rawptr)) {
84  if (!astIsAZoomMap(getRawPtr())) {
85  std::ostringstream os;
86  os << "this is a " << getClassName() << ", which is not a ZoomMap";
87  throw std::invalid_argument(os.str());
88  }
89  }
90 };
91 
92 } // namespace ast
93 
94 #endif
virtual std::shared_ptr< Object > copyPolymorphic() const override
Definition: ZoomMap.h:78
AstObject const * getRawPtr() const
Definition: Object.h:289
double getZoom() const
Get Zoom: scale factor.
Definition: ZoomMap.h:75
AST wrapper classes and functions.
Definition: attributes_channel.dox:1
std::string getClassName() const
Definition: Object.h:136
Definition: Mapping.h:59
std::shared_ptr< ZoomMap > copy() const
Return a deep copy of this object.
Definition: ZoomMap.h:72
ZoomMap(int ncoord, double zoom, std::string const &options="")
Definition: ZoomMap.h:61
float getF(std::string const &attrib) const
Definition: Object.h:389
Definition: ZoomMap.h:45
Definition: Object.h:51
ZoomMap(AstZoomMap *rawptr)
Construct a ZoomMap from a raw AST pointer.
Definition: ZoomMap.h:83