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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
/*
* This code is based on Broken Sword 2.5 engine
*
* Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer
*
* Licensed under GNU GPL v2
*
*/
#ifndef SWORD25_LOG_H
#define SWORD25_LOG_H
// Includes
#include "common/array.h"
#include "common/file.h"
#include "sword25/kernel/common.h"
namespace Sword25 {
// Logging soll nur stattfinden wenn es aktiviert ist
#ifdef BS_ACTIVATE_LOGGING
// Logging-Makros
#define BS_LOG BS_Log::SetPrefix(BS_LOG_PREFIX ": "), BS_Log::LogDecorated
#define BS_LOGLN BS_Log::SetPrefix(BS_LOG_PREFIX ": "), BS_Log::SetAutoNewline(true), BS_Log::LogDecorated
#define BS_LOG_WARNING BS_Log::SetPrefix(BS_LOG_PREFIX ": WARNING - "), BS_Log::LogDecorated
#define BS_LOG_WARNINGLN BS_Log::SetPrefix(BS_LOG_PREFIX ": WARNING - "), BS_Log::SetAutoNewline(true), BS_Log::LogDecorated
#define BS_LOG_ERROR BS_Log::SetPrefix(BS_LOG_PREFIX ": ERROR - "), BS_Log::LogDecorated
#define BS_LOG_ERRORLN BS_Log::SetPrefix(BS_LOG_PREFIX ": ERROR - "), BS_Log::SetAutoNewline(true), BS_Log::LogDecorated
#define BS_LOG_EXTERROR BS_Log::SetPrefix(BS_LOG_PREFIX ": ERROR "), BS_Log::SetFile(__FILE__), BS_Log::SetLine(__LINE__), BS_Log::LogDecorated
#define BS_LOG_EXTERRORLN BS_Log::SetPrefix(BS_LOG_PREFIX ": ERROR "), BS_Log::SetFile(__FILE__), BS_Log::SetLine(__LINE__), BS_Log::SetAutoNewline(true), BS_Log::LogDecorated
// Die Version der Logging-Klasse mit aktiviertem Logging
class BS_Log {
public:
static void Clear();
static void Log(const char *Format, ...);
static void LogPrefix(const char *Prefix, const char *Format, ...);
static void LogDecorated(const char *Format, ...);
static void SetPrefix(const char *Prefix) {
_Prefix = Prefix;
}
static void SetFile(const char *File) {
_File = File;
}
static void SetLine(int Line) {
_Line = Line;
}
static void SetAutoNewline(bool AutoNewline) {
_AutoNewline = AutoNewline;
}
typedef void (*LOG_LISTENER_CALLBACK)(const char *);
static void RegisterLogListener(LOG_LISTENER_CALLBACK Callback) {
_LogListener.push_back(Callback);
}
static bool IsListenerRegistered(LOG_LISTENER_CALLBACK Callback) {
Common::Array<LOG_LISTENER_CALLBACK>::iterator i;
for (i = _LogListener.begin(); i != _LogListener.end(); ++i) {
if (**i == Callback)
return true;
}
return false;
}
static void _CloseLog();
private:
static Common::WriteStream *_LogFile;
static bool _LineBegin;
static const char *_Prefix;
static const char *_File;
static int _Line;
static bool _AutoNewline;
static Common::Array<LOG_LISTENER_CALLBACK> _LogListener;
static bool _CreateLog();
static int _WriteLog(const char *Message);
static void _FlushLog();
};
// Auxiliary function that allows to log C functions (needed for Lua).
#define BS_Log_C error
#else
// Logging-Macros
#define BS_LOG
#define BS_LOGLN
#define BS_LOG_WARNING
#define BS_LOG_WARNINGLN
#define BS_LOG_ERROR
#define BS_LOG_ERRORLN
#define BS_LOG_EXTERROR
#define BS_LOG_EXTERRORLN
// The version of the logging class with logging disabled
class BS_Log {
public:
// This version implements all the various methods as empty stubs
static void Log(const char *Text, ...) {};
static void LogPrefix(const char *Prefix, const char *Format, ...) {};
static void LogDecorated(const char *Format, ...) {};
static void SetPrefix(const char *Prefix) {};
static void SetFile(const char *File) {};
static void SetLine(int Line) {};
static void SetAutoNewline(bool AutoNewline) {};
typedef void (*LOG_LISTENER_CALLBACK)(const char *);
static void RegisterLogListener(LOG_LISTENER_CALLBACK Callback) {};
};
#define BS_Log_C error
#endif
} // End of namespace Sword25
#endif
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