#ifndef _SG_FILE_HXX
#define _SG_FILE_HXX
-
-#ifndef __cplusplus
-# error This library requires C++
-#endif
-
#include <simgear/compiler.h>
#include <string>
-#include <sys/types.h> // for open(), read(), write(), close()
-#include <sys/stat.h> // for open(), read(), write(), close()
-#include <fcntl.h> // for open(), read(), write(), close()
-#if !defined( _MSC_VER )
-# include <unistd.h> // for open(), read(), write(), close()
-#endif
-
#include "iochannel.hxx"
-SG_USING_STD(string);
-
/**
* A file I/O class based on SGIOChannel.
*/
class SGFile : public SGIOChannel {
- string file_name;
+ std::string file_name;
int fp;
bool eof_flag;
+ // Number of repetitions to play. -1 means loop infinitely.
+ const int repeat;
+ int iteration; // number of current repetition,
+ // starting at 0
public:
* name. This file is not opened immediately, but instead will be
* opened when the open() method is called.
* @param file name of file to open
+ * @param repeat On eof restart at the beginning of the file
+ */
+ SGFile( const std::string& file, int repeat_ = 1 );
+
+ /**
+ * Create an SGFile from an existing, open file-descriptor
*/
- SGFile( const string& file );
+ SGFile( int existingFd );
/** Destructor */
~SGFile();
bool close();
/** @return the name of the file being manipulated. */
- inline string get_file_name() const { return file_name; }
+ inline std::string get_file_name() const { return file_name; }
/** @return true of eof conditions exists */
- inline bool eof() const { return eof_flag; };
+ virtual bool eof() const { return eof_flag; };
};