Image Component Library (ICL)
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00001 /******************************************************************** 00002 ** Image Component Library (ICL) ** 00003 ** ** 00004 ** Copyright (C) 2006-2013 CITEC, University of Bielefeld ** 00005 ** Neuroinformatics Group ** 00006 ** Website: www.iclcv.org and ** 00007 ** http://opensource.cit-ec.de/projects/icl ** 00008 ** ** 00009 ** File : ICLUtils/src/ICLUtils/File.h ** 00010 ** Module : ICLUtils ** 00011 ** Authors: Christof Elbrechter ** 00012 ** ** 00013 ** ** 00014 ** GNU LESSER GENERAL PUBLIC LICENSE ** 00015 ** This file may be used under the terms of the GNU Lesser General ** 00016 ** Public License version 3.0 as published by the ** 00017 ** ** 00018 ** Free Software Foundation and appearing in the file LICENSE.GPL ** 00019 ** included in the packaging of this file. Please review the ** 00020 ** following information to ensure the license requirements will ** 00021 ** be met: http://www.gnu.org/licenses/lgpl-3.0.txt ** 00022 ** ** 00023 ** The development of this software was supported by the ** 00024 ** Excellence Cluster EXC 277 Cognitive Interaction Technology. ** 00025 ** The Excellence Cluster EXC 277 is a grant of the Deutsche ** 00026 ** Forschungsgemeinschaft (DFG) in the context of the German ** 00027 ** Excellence Initiative. ** 00028 ** ** 00029 ********************************************************************/ 00030 00031 #pragma once 00032 00033 #include <ICLUtils/ShallowCopyable.h> 00034 #include <ICLUtils/BasicTypes.h> 00035 #include <string> 00036 #include <vector> 00037 00038 00039 namespace icl{ 00040 namespace utils{ 00041 00043 class FileImpl; 00044 struct FileImplDelOp { static void delete_func(FileImpl *i); }; 00047 00048 00060 class File : public utils::ShallowCopyable<FileImpl,FileImplDelOp>{ 00061 public: 00062 00064 enum OpenMode{ 00065 readBinary = 0, 00066 readText = 1, 00067 writeBinary = 2, 00068 writeText = 3, 00069 notOpen = 4 00070 }; 00071 00073 static std::string read_file(const std::string &filename, bool textMode=true); 00074 00076 static std::vector<std::string> read_lines(const std::string &filename); 00077 00079 static void write_file(const std::string &filename, const std::string &text, 00080 bool textMode=true); 00081 00083 static void write_lines(const std::string &filename, const std::vector<std::string> &lines); 00084 00085 00087 File(); 00088 00090 File(const std::string &name); 00091 00093 File(const std::string &name, OpenMode om); 00094 00096 ~File(); 00097 00099 bool exists() const; 00100 00102 bool isOpen() const; 00103 00105 bool isBinary() const; 00106 00108 std::string getDir() const; 00109 00111 std::string getBaseName() const; 00112 00114 std::string getSuffix() const; 00115 00117 std::string getName() const; 00118 00120 void write(const void *data, int len); 00121 00123 00124 void writeLine(const void *data, int len); 00125 00127 void write(const std::string &text); 00128 00130 void setPrecision(const std::string &p="%8f"); 00131 00133 File &operator<<(char c); 00134 00136 File &operator<<(unsigned char uc); 00137 00139 File &operator<<(int i); 00140 00142 File &operator<<(unsigned int ui); 00143 00145 File &operator<<(float f); 00146 00148 File &operator<<(double d); 00149 00151 File &operator<<(const std::string &s); 00152 00154 00156 std::string readLine() const; 00157 00159 00162 std::string &readLine(std::string &dst) const; 00163 00165 const std::vector<icl8u> &readAll() const; 00166 00168 const icl8u* getCurrentDataPointer() const; 00169 00171 const icl8u* getFileDataPointer() const; 00172 00174 00177 std::vector<icl8u> read(int len) const; 00178 00180 00181 int read(int len, void *dst) const; 00182 00184 bool hasMoreLines() const; 00185 00187 int bytesAvailable() const; 00188 00190 int getFileSize() const; 00191 00193 00194 void open(OpenMode om); 00195 00197 00198 void reopen(OpenMode om); 00199 00201 void close(); 00202 00204 void erase(); 00205 00207 void reset(); 00208 00210 void *getHandle() const; 00211 00213 bool canRead() const; 00214 00216 bool canWrite() const; 00217 00219 OpenMode getOpenMode() const; 00220 00221 }; 00222 } // namespace utils 00223 } 00224