Console.h

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#pragma once
 
#include <memory>
#include <string>
#include <string_view>
#include <vector>
 
#include <tdme/tdme.h>
#include <tdme/os/threading/fwd-tdme.h>
#include <tdme/os/threading/Mutex.h>
#include <tdme/os/threading/Thread.h>
#include <tdme/utilities/fwd-tdme.h>
 
using std::string;
using std::string_view;
using std::unique_ptr;
using std::vector;
 
using tdme::os::threading::Mutex;
using tdme::os::threading::Thread;
 
 
/**
 * Console class
 * @author Andreas Drewke
 * @versio $Id$
 */
class tdme::utilities::Console
{
public:
 
    static constexpr int HISTORY_LINECOUNT { 5000 };
 
    struct Logger
    {
        virtual ~Logger() {}
        virtual void println(const string_view& str) = 0;
        virtual void print(const string_view& str) = 0;
        virtual void println() = 0;
    };
 
    /**
     * Set logger
     * @param logger logger
     */
    static void setLogger(Logger* logger);
 
    /**
     * Print given string and trailing newline to console
     * @param str string
     */
    static void println(const string_view& str);
 
    /**
     * Print given string
     * @param str string
     */
    static void print(const string_view& str);
 
    /**
     * Print new line to console
     */
    static void println();
 
    /**
     * Shutdown console logging and especially writing log to file
     */
    static void shutdown();
 
private:
    class LogWriterThread: public Thread {
    public:
        // forbid class copy
        FORBID_CLASS_COPY(LogWriterThread)
        //
        LogWriterThread();
        ~LogWriterThread();
        void flush();
    private:
        void run();
    };
 
    //
    STATIC_DLL_IMPEXT static Mutex mutex;
    STATIC_DLL_IMPEXT static bool newline;
    STATIC_DLL_IMPEXT static vector<string> messages;
    STATIC_DLL_IMPEXT static Logger* logger;
    STATIC_DLL_IMPEXT static unique_ptr<LogWriterThread> logWriterThread;
};