Initial commit

common/logger/ILogger.h

@@ -0,0 +1,32 @@
+#pragma once
+#include <stdarg.h>
+
+enum class LogLevel
+{
+    Off,
+
+    Fatal,
+    Error,
+    Warning,
+    Info,
+    Debug,
+    Trace,
+
+    All
+};
+
+class ILogger
+{
+public:
+    virtual ~ILogger() { }
+
+    void Log(LogLevel level, const char* fmt, ...)
+    {
+        va_list vlist;
+        va_start(vlist, fmt);
+        LogV(level, fmt, vlist);
+        va_end(vlist);
+    }
+
+    virtual void LogV(LogLevel level, const char* fmt, va_list vlist) = 0;
+};