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OFFReader.hh
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35 /*===========================================================================*\
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37  * $Revision: 1188 $ *
38  * $Date: 2015-01-05 16:34:10 +0100 (Mo, 05 Jan 2015) $ *
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40 \*===========================================================================*/
41 
42 
43 //=============================================================================
44 //
45 // Implements a reader module for OFF files
46 //
47 //=============================================================================
48 
49 
50 #ifndef __OFFREADER_HH__
51 #define __OFFREADER_HH__
52 
53 
54 //=== INCLUDES ================================================================
55 
56 
57 #include <iostream>
58 #include <string>
59 #include <stdio.h>
60 #include <fstream>
61 
62 #include <OpenMesh/Core/System/config.h>
63 #include <OpenMesh/Core/Utils/SingletonT.hh>
64 #include <OpenMesh/Core/IO/reader/BaseReader.hh>
65 
66 #ifndef WIN32
67 #include <string.h>
68 #endif
69 
70 //== NAMESPACES ===============================================================
71 
72 
73 namespace OpenMesh {
74 namespace IO {
75 
76 
77 //== FORWARDS =================================================================
78 
79 
80 class BaseImporter;
81 
82 
83 //== IMPLEMENTATION ===========================================================
84 
85 
114 class OPENMESHDLLEXPORT _OFFReader_ : public BaseReader
115 {
116 public:
117 
118  _OFFReader_();
119 
121  virtual ~_OFFReader_() {};
122 
123  std::string get_description() const { return "Object File Format"; }
124  std::string get_extensions() const { return "off"; }
125  std::string get_magic() const { return "OFF"; }
126 
127  bool read(const std::string& _filename,
128  BaseImporter& _bi,
129  Options& _opt);
130 
131  bool can_u_read(const std::string& _filename) const;
132 
133  bool read(std::istream& _in, BaseImporter& _bi, Options& _opt );
134 
135 private:
136 
137  bool can_u_read(std::istream& _is) const;
138 
139  bool read_ascii(std::istream& _in, BaseImporter& _bi, Options& _opt) const;
140  bool read_binary(std::istream& _in, BaseImporter& _bi, Options& _opt, bool swap) const;
141 
142  void readValue(std::istream& _in, float& _value) const;
143  void readValue(std::istream& _in, int& _value) const;
144  void readValue(std::istream& _in, unsigned int& _value) const;
145 
146  int getColorType(std::string & _line, bool _texCoordsAvailable) const;
147 
148  //available options for reading
149  mutable Options options_;
150  //options that the user wants to read
151  mutable Options userOptions_;
152 };
153 
154 
155 //== TYPE DEFINITION ==========================================================
156 
157 
159 extern _OFFReader_ __OFFReaderInstance;
160 OPENMESHDLLEXPORT _OFFReader_& OFFReader();
161 
162 
163 //=============================================================================
164 } // namespace IO
165 } // namespace OpenMesh
166 //=============================================================================
167 #endif
168 //=============================================================================
std::string get_description() const
Returns a brief description of the file type that can be parsed.
Definition: OFFReader.hh:123
std::string get_magic() const
Return magic bits used to determine file format.
Definition: OFFReader.hh:125
std::string get_extensions() const
Returns a string with the accepted file extensions separated by a whitespace and in small caps...
Definition: OFFReader.hh:124
_OFFReader_ __OFFReaderInstance
Declare the single entity of the OFF reader.
Definition: OFFReader.cc:91
Implementation of the OFF format reader.
Definition: OFFReader.hh:114
Set options for reader/writer modules.
Definition: Options.hh:88
Base class for importer modules.
Definition: BaseImporter.hh:81
virtual ~_OFFReader_()
Destructor.
Definition: OFFReader.hh:121
Base class for reader modules.
Definition: BaseReader.hh:86
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:56

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