diff --git a/CMakeLists.txt b/CMakeLists.txt
index f677200..d526723 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,12 @@ cmake_minimum_required(VERSION 2.6)
 cmake_policy(SET CMP0003 NEW)
 set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
 
+if(CMAKE_COMPILER_IS_GNUCXX)
+	set(CMAKE_CXX_FLAGS_RELEASE "-std=c++0x -Wall -DNDEBUG")
+	set(CMAKE_CXX_FLAGS_DEBUG   "-O0 -g -std=c++0x -Wall -Wextra -DDEBUG")
+endif(CMAKE_COMPILER_IS_GNUCXX)
+
+
 find_package(PkgConfig)
 pkg_check_modules(PC_LIBSQLITE QUIET sqlite3)
 set(LIBSQLITE3_DEFINITIONS ${PC_LIBSQLITE_CFLAGS_OTHER})
diff --git a/TileGenerator.cpp b/TileGenerator.cpp
index 030d1e1..cd8b14d 100644
--- a/TileGenerator.cpp
+++ b/TileGenerator.cpp
@@ -7,8 +7,13 @@
  * =====================================================================
  */
 
+#include <cstdlib>
+#include <fstream>
+#include <iostream>
 #include "TileGenerator.h"
 
+using namespace std;
+
 TileGenerator::TileGenerator():
 	m_bgColor("#ffffff"),
 	m_scaleColor("#000000"),
@@ -70,3 +75,36 @@ void TileGenerator::generate(const std::string &/*input*/, const std::string &/*
 {
 }
 
+void TileGenerator::parseColorsFile(const std::string &fileName)
+{
+	ifstream in;
+	in.open(fileName.c_str(), ifstream::in);
+	if (!in.is_open()) {
+		std::cerr << "File colors.txt does not exist" << std::endl;
+		exit(-2);
+	}
+
+	while (in.good()) {
+		string name;
+		Color color;
+		in >> name;
+		if (name[0] == '#') {
+			in.ignore(65536, '\n');
+			in >> name;
+		}
+		while (name == "\n" && in.good()) {
+			in >> name;
+		}
+		int r, g, b;
+		in >> r;
+		in >> g;
+		in >> b;
+		if (in.good()) {
+			m_colors[name] = color;
+			color.r = r;
+			color.g = g;
+			color.b = b;
+		}
+	}
+}
+
diff --git a/TileGenerator.h b/TileGenerator.h
index 047db31..346feb8 100644
--- a/TileGenerator.h
+++ b/TileGenerator.h
@@ -10,10 +10,21 @@
 #ifndef TILEGENERATOR_H_JJNUCARH
 #define TILEGENERATOR_H_JJNUCARH
 
+#include <stdint.h>
 #include <string>
+#include <map>
+
+struct Color {
+	uint8_t r;
+	uint8_t g;
+	uint8_t b;
+};
 
 class TileGenerator
 {
+private:
+	typedef std::map<std::string, Color> ColorMap;
+
 public:
 	TileGenerator();
 	~TileGenerator();
@@ -26,6 +37,7 @@ public:
 	void setDrawScale(bool drawScale);
 	void setDrawUnderground(bool drawUnderground);
 	void generate(const std::string &input, const std::string &output);
+	void parseColorsFile(const std::string &fileName);
 
 private:
 	std::string m_bgColor;
@@ -36,6 +48,7 @@ private:
 	bool m_drawPlayers;
 	bool m_drawScale;
 	bool m_drawUnderground;
+	ColorMap m_colors;
 }; /* -----  end of class TileGenerator  ----- */
 
 #endif /* end of include guard: TILEGENERATOR_H_JJNUCARH */
diff --git a/mapper.cpp b/mapper.cpp
index 1721671..848cb5d 100644
--- a/mapper.cpp
+++ b/mapper.cpp
@@ -8,61 +8,14 @@
  */
 
 #include <cstdlib>
-#include <fstream>
 #include <getopt.h>
 #include <iostream>
 #include <map>
-#include <stdint.h>
 #include <string>
 #include "TileGenerator.h"
 
 using namespace std;
 
-struct Color {
-	uint8_t r;
-	uint8_t g;
-	uint8_t b;
-};
-
-typedef map<string, Color> ColorMap;
-
-ColorMap parse_colors()
-{
-	ColorMap parsed;
-
-	ifstream in;
-	in.open("colors.txt", ifstream::in);
-	if (!in.is_open()) {
-		std::cerr << "File colors.txt does not exist" << std::endl;
-		exit(-2);
-	}
-
-	while (in.good()) {
-		string name;
-		Color color;
-		in >> name;
-		if (name[0] == '#') {
-			in.ignore(65536, '\n');
-			in >> name;
-		}
-		while (name == "\n" && in.good()) {
-			in >> name;
-		}
-		int r, g, b;
-		in >> r;
-		in >> g;
-		in >> b;
-		if (in.good()) {
-			parsed[name] = color;
-			color.r = r;
-			color.g = g;
-			color.b = b;
-		}
-	}
-
-	return parsed;
-}
-
 void usage()
 {
 	 const char *usage_text = "minetestmapper.py [options]\n\
@@ -101,6 +54,7 @@ int main(int argc, char *argv[])
 	string output;
 
 	TileGenerator generator;
+	generator.parseColorsFile("colors.txt");
 	int option_index = 0;
 	int c = 0;
 	while (1) {
@@ -151,6 +105,4 @@ int main(int argc, char *argv[])
 				abort();
 		}
 	}
-
-	ColorMap colors = parse_colors();
 }