1 files changed, 136 insertions, 0 deletions
diff --git a/src/common/logger.cpp b/src/common/logger.cpp
new file mode 100644
index 0000000..41d60eb
--- /dev/null
+++ b/src/common/logger.cpp
@@ -0,0 +1,136 @@
+// * This file is part of the COLOBOT source code
+// * Copyright (C) 2012, Polish Portal of Colobot (PPC)
+// *
+// * 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 3 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, see  http://www.gnu.org/licenses/.
+
+// logger.cpp
+
+#include <common/logger.h>
+
+#include <stdio.h>
+
+
+template<> CLogger* CSingleton<CLogger>::mInstance = 0;
+
+
+CLogger& CLogger::GetInstance()
+{
+    assert(mInstance);
+    return *mInstance;
+}
+
+
+CLogger* CLogger::GetInstancePointer()
+{
+    assert(mInstance);
+    return mInstance;
+}
+
+
+CLogger::CLogger()
+{
+    mFile = NULL;
+    mLogLevel = LOG_INFO;
+}
+
+
+CLogger::~CLogger()
+{
+    Close();
+}
+
+
+void CLogger::Log(LogType type, const char *str, va_list args)
+{
+    if (type < mLogLevel)
+        return;
+    
+    switch (type) {
+        case LOG_WARN: fprintf(IsOpened() ? mFile : stderr, "[WARN]: "); break;
+        case LOG_INFO: fprintf(IsOpened() ? mFile : stderr, "[INFO]: "); break;
+        case LOG_ERROR: fprintf(IsOpened() ? mFile : stderr, "[ERROR]: "); break;
+        default: break;
+    }
+
+    vfprintf(IsOpened() ? mFile : stderr, str, args);
+}
+
+
+void CLogger::Info(const char *str, ...)
+{
+    va_list args;
+    va_start(args, str);
+    Log(LOG_INFO, str, args);
+    va_end(args);
+}
+
+
+void CLogger::Warn(const char *str, ...)
+{
+    va_list args;
+    va_start(args, str);
+    Log(LOG_WARN, str, args);
+    va_end(args);
+}
+
+
+void CLogger::Error(const char *str, ...)
+{
+    va_list args;
+    va_start(args, str);
+    Log(LOG_ERROR, str, args);
+    va_end(args);
+}
+
+
+void CLogger::Message(const char *str, ...)
+{
+    va_list args;
+    va_start(args, str);
+    Log(LOG_NONE, str, args);
+    va_end(args);
+}
+
+
+void CLogger::SetOutputFile(std::string filename)
+{
+    mFilename = filename;
+    Open();
+}
+
+
+void CLogger::Open()
+{
+    mFile = fopen(mFilename.c_str(), "w");
+    if (mFile == NULL)
+        fprintf(stderr, "Could not create file %s\n", mFilename.c_str());
+}
+
+
+void CLogger::Close()
+{
+    if (IsOpened())
+        fclose(mFile);
+}
+
+
+bool CLogger::IsOpened()
+{
+    return mFile != NULL;
+}
+
+
+void CLogger::SetLogLevel(LogType type) {
+    mLogLevel = type;
+}