Core: Rewrite Log system

Former-commit-id: 42bc22a2172507d1dbbdffe570f36067366a67e3

src/Nazara/Core/AbstractLogger.cpp

@@ -0,0 +1,33 @@
+// Copyright (C) 2015 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Core/AbstractLogger.hpp>
+#include <Nazara/Core/StringStream.hpp>
+#include <Nazara/Core/Debug.hpp>
+
+namespace Nz
+{
+	namespace
+	{
+		const char* errorType[] = {
+			"Assert failed: ",	// ErrorType_AssertFailed
+			"Internal error: ",	// ErrorType_Internal
+			"Error: ",			// ErrorType_Normal
+			"Warning: "			// ErrorType_Warning
+		};
+
+		static_assert(sizeof(errorType) / sizeof(const char*) == ErrorType_Max + 1, "Error type array is incomplete");
+	}
+
+	AbstractLogger::~AbstractLogger() = default;
+
+	void AbstractLogger::WriteError(ErrorType type, const String& error, unsigned int line, const char* file, const char* function)
+	{
+		StringStream stream;
+		stream << errorType[type] << error;
+
+		if (line != 0 && file && function)
+			stream << " (" << file << ':' << line << ": " << function << ')';
+	}
+}