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OFFReader.hh
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47 \*===========================================================================*/
48 
49 
50 //=============================================================================
51 //
52 // Implements a reader module for OFF files
53 //
54 //=============================================================================
55 
56 
57 #ifndef __OFFREADER_HH__
58 #define __OFFREADER_HH__
59 
60 
61 //=== INCLUDES ================================================================
62 
63 
64 #include <iosfwd>
65 #include <string>
66 #include <cstdio>
67 
68 #include <OpenMesh/Core/System/config.h>
69 #include <OpenMesh/Core/Utils/SingletonT.hh>
70 #include <OpenMesh/Core/IO/reader/BaseReader.hh>
71 
72 
73 //== NAMESPACES ===============================================================
74 
75 
76 namespace OpenMesh {
77 namespace IO {
78 
79 
80 //== FORWARDS =================================================================
81 
82 
83 class BaseImporter;
84 
85 
86 //== IMPLEMENTATION ===========================================================
87 
88 
117 class OPENMESHDLLEXPORT _OFFReader_ : public BaseReader
118 {
119 public:
120 
121  _OFFReader_();
122 
124  virtual ~_OFFReader_() {};
125 
126  std::string get_description() const { return "Object File Format"; }
127  std::string get_extensions() const { return "off"; }
128  std::string get_magic() const { return "OFF"; }
129 
130  bool read(const std::string& _filename,
131  BaseImporter& _bi,
132  Options& _opt);
133 
134  bool can_u_read(const std::string& _filename) const;
135 
136  bool read(std::istream& _in, BaseImporter& _bi, Options& _opt );
137 
138 private:
139 
140  bool can_u_read(std::istream& _is) const;
141 
142  bool read_ascii(std::istream& _in, BaseImporter& _bi, Options& _opt) const;
143  bool read_binary(std::istream& _in, BaseImporter& _bi, Options& _opt, bool swap) const;
144 
145  void readValue(std::istream& _in, float& _value) const;
146  void readValue(std::istream& _in, int& _value) const;
147  void readValue(std::istream& _in, unsigned int& _value) const;
148 
149  int getColorType(std::string & _line, bool _texCoordsAvailable) const;
150 
151  //available options for reading
152  mutable Options options_;
153  //options that the user wants to read
154  mutable Options userOptions_;
155 };
156 
157 
158 //== TYPE DEFINITION ==========================================================
159 
160 
162 extern _OFFReader_ __OFFReaderInstance;
163 OPENMESHDLLEXPORT _OFFReader_& OFFReader();
164 
165 
166 //=============================================================================
167 } // namespace IO
168 } // namespace OpenMesh
169 //=============================================================================
170 #endif
171 //=============================================================================
Set options for reader/writer modules.
Definition: Options.hh:95
std::string get_extensions() const
Returns a string with the accepted file extensions separated by a whitespace and in small caps...
Definition: OFFReader.hh:127
virtual ~_OFFReader_()
Destructor.
Definition: OFFReader.hh:124
Base class for reader modules.
Definition: BaseReader.hh:94
std::string get_description() const
Returns a brief description of the file type that can be parsed.
Definition: OFFReader.hh:126
std::string get_magic() const
Return magic bits used to determine file format.
Definition: OFFReader.hh:128
Implementation of the OFF format reader.
Definition: OFFReader.hh:117
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
Base class for importer modules.
Definition: BaseImporter.hh:88
_OFFReader_ __OFFReaderInstance
Declare the single entity of the OFF reader.
Definition: OFFReader.cc:92

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