LSST Applications  21.0.0-172-gfb10e10a+18fedfabac,22.0.0+297cba6710,22.0.0+80564b0ff1,22.0.0+8d77f4f51a,22.0.0+a28f4c53b1,22.0.0+dcf3732eb2,22.0.1-1-g7d6de66+2a20fdde0d,22.0.1-1-g8e32f31+297cba6710,22.0.1-1-geca5380+7fa3b7d9b6,22.0.1-12-g44dc1dc+2a20fdde0d,22.0.1-15-g6a90155+515f58c32b,22.0.1-16-g9282f48+790f5f2caa,22.0.1-2-g92698f7+dcf3732eb2,22.0.1-2-ga9b0f51+7fa3b7d9b6,22.0.1-2-gd1925c9+bf4f0e694f,22.0.1-24-g1ad7a390+a9625a72a8,22.0.1-25-g5bf6245+3ad8ecd50b,22.0.1-25-gb120d7b+8b5510f75f,22.0.1-27-g97737f7+2a20fdde0d,22.0.1-32-gf62ce7b1+aa4237961e,22.0.1-4-g0b3f228+2a20fdde0d,22.0.1-4-g243d05b+871c1b8305,22.0.1-4-g3a563be+32dcf1063f,22.0.1-4-g44f2e3d+9e4ab0f4fa,22.0.1-42-gca6935d93+ba5e5ca3eb,22.0.1-5-g15c806e+85460ae5f3,22.0.1-5-g58711c4+611d128589,22.0.1-5-g75bb458+99c117b92f,22.0.1-6-g1c63a23+7fa3b7d9b6,22.0.1-6-g50866e6+84ff5a128b,22.0.1-6-g8d3140d+720564cf76,22.0.1-6-gd805d02+cc5644f571,22.0.1-8-ge5750ce+85460ae5f3,master-g6e05de7fdc+babf819c66,master-g99da0e417a+8d77f4f51a,w.2021.48
LSST Data Management Base Package
ZoomMap.h
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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  assertOK();
64  }
65 
66  virtual ~ZoomMap() {}
67 
69  ZoomMap(ZoomMap const &) = default;
70  ZoomMap(ZoomMap &&) = default;
71  ZoomMap &operator=(ZoomMap const &) = delete;
72  ZoomMap &operator=(ZoomMap &&) = default;
73 
75  std::shared_ptr<ZoomMap> copy() const { return std::static_pointer_cast<ZoomMap>(copyPolymorphic()); }
76 
78  double getZoom() const { return getF("Zoom"); }
79 
80 protected:
81  virtual std::shared_ptr<Object> copyPolymorphic() const override {
82  return copyImpl<ZoomMap, AstZoomMap>();
83  }
84 
86  explicit ZoomMap(AstZoomMap *rawptr) : Mapping(reinterpret_cast<AstMapping *>(rawptr)) {
87  if (!astIsAZoomMap(getRawPtr())) {
89  os << "this is a " << getClassName() << ", which is not a ZoomMap";
90  throw std::invalid_argument(os.str());
91  }
92  }
93 };
94 
95 } // namespace ast
96 
97 #endif
std::ostream * os
Definition: Schema.cc:557
An abstract base class for objects which transform one set of coordinates to another.
Definition: Mapping.h:59
Abstract base class for all AST objects.
Definition: Object.h:51
std::string getClassName() const
Get Class: the name of the class (e.g.
Definition: Object.h:139
AstObject const * getRawPtr() const
Get the raw AST pointer.
Definition: Object.h:292
float getF(std::string const &attrib) const
Get the value of an attribute as a float.
Definition: Object.h:387
A Mapping which "zooms" a set of points about the origin by multiplying all coordinate values by the ...
Definition: ZoomMap.h:45
virtual std::shared_ptr< Object > copyPolymorphic() const override
Return a deep copy of this object.
Definition: ZoomMap.h:81
ZoomMap & operator=(ZoomMap &&)=default
ZoomMap(ZoomMap const &)=default
Copy constructor: make a deep copy.
ZoomMap(ZoomMap &&)=default
virtual ~ZoomMap()
Definition: ZoomMap.h:66
ZoomMap(AstZoomMap *rawptr)
Construct a ZoomMap from a raw AST pointer.
Definition: ZoomMap.h:86
ZoomMap(int ncoord, double zoom, std::string const &options="")
Create a ZoomMap.
Definition: ZoomMap.h:61
std::shared_ptr< ZoomMap > copy() const
Return a deep copy of this object.
Definition: ZoomMap.h:75
ZoomMap & operator=(ZoomMap const &)=delete
double getZoom() const
Get Zoom: scale factor.
Definition: ZoomMap.h:78
AST wrapper classes and functions.
void assertOK(AstObject *rawPtr1=nullptr, AstObject *rawPtr2=nullptr)
Throw std::runtime_error if AST's state is bad.
Definition: base.cc:49
def zoom(zoomfac=None, colc=None, rowc=None, frame=None, origin=afwImage.PARENT)
Definition: ds9.py:118