file.hpp

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//
// File.hpp
//
// File reader.
//
// Sick AG
//
// HISTORY
//
// 1.0.0        2013-02-12, VWi
//                      Initial version.
//
 
 
 
#ifndef FILE_HPP
#define FILE_HPP
 
#include "../BasicDatatypes.hpp"
#include "../tools/Mutex.hpp"
#include "../tools/SickThread.hpp"
#include <list>
// Ausgabestream und Kompression
#include <iostream>
#include <fstream>
 
 
//
// 
//
class File
{
public:
        File();
        ~File();
        
        std::string getFilename();
        void close();
        bool open(std::string inputFileName, bool beVerbose = false);
        
        // Read callback (for being called when data is available)
        typedef void (*ReadFunction)(void* obj, UINT8* inputBuffer, UINT32& numBytes);  //  ReadFunction
        void setReadCallbackFunction(ReadFunction readFunction, void* obj);
        
        // Information if the connection is disconnected.
        typedef void (*DisconnectFunction)(void* obj);                                                          //  Called on disconnect
        void setDisconnectCallbackFunction(DisconnectFunction discFunction, void* obj);
 
 
private:
        bool m_beVerbose;
        
        // Thread stuff
        void startReadThread();
        void readThreadFunction(bool& endThread, UINT16& waitTimeMs);
        SickThread<File, &File::readThreadFunction> m_readThread;
        INT32 readInputData();
 
 
        // File
        std::string m_inputFileName;
        std::ifstream m_inputFileStream;        // input file stream
        Mutex m_inputFileMutex;
        
        // Callbacks
        ReadFunction m_readFunction;            // Receive callback
        void* m_readFunctionObjPtr;                     // Object of the Receive callback
        DisconnectFunction m_disconnectFunction;
        void* m_disconnectFunctionObjPtr;       // Object of the Disconect callback
};
 
#endif // FILE_HPP