Start implementing the tyler map loader.

Untented and incomplete.

include/doorkeeper/helpers/tylermapsource.hpp

@@ -0,0 +1,68 @@
+#ifndef id3F4AB2FAA29D4A0FA87760E61F0762C0
+#define id3F4AB2FAA29D4A0FA87760E61F0762C0
+
+#include "doorkeeper/primitivetypes.hpp"
+#include "doorkeeper/implem/vector.hpp"
+#include "doorkeeper/components/basemapsource.hpp"
+#include <fstream>
+#include <cstdint>
+#include <memory>
+#include <map>
+#include <string>
+#include <ciso646>
+#include <exception>
+
+namespace dkh {
+	template <typename T, uint32_t D>
+	class TylerMapSource : public dk::BaseMapSource<T, D> {
+	public:
+		typedef dk::Vector<dk::CoordinateScalarType, 2> coords;
+		typedef T MapTileType;
+		enum {
+			MapDimensions = D
+		};
+
+		TylerMapSource ( void ) = delete;
+		TylerMapSource ( const TylerMapSource& ) = delete;
+		TylerMapSource ( TylerMapSource&& ) = default;
+		explicit TylerMapSource ( const char* parFilename );
+		explicit TylerMapSource ( const std::string& parFilename );
+		explicit TylerMapSource ( std::istream* parData );
+		virtual ~TylerMapSource ( void ) noexcept = default;
+
+		virtual const coords& mapSize ( void ) const;
+		virtual const coords& tileSize ( void ) const;
+		virtual void fetch ( std::vector<MapTileType>& parOut, const coords& parFrom, const coords& parTo );
+		virtual dk::MapTypes mapType ( void ) const;
+		virtual int layersCount ( void ) const;
+		virtual void chainedMaps ( std::vector<std::string>& parOut ) const;
+
+	private:
+		void parse_map_data ( std::istream& parSrc );
+
+		std::unique_ptr<std::istream> m_stream;
+	};
+
+	class InvalidMapFileException : public std::exception {
+	};
+
+	namespace implem {
+		struct TylerMapHeader {
+			uint32_t signature;
+			uint32_t file_size;
+			uint16_t version_major;
+			uint16_t version_minor;
+			uint8_t layer_count;
+			uint8_t map_type;
+			uint8_t map_info_type;
+			uint8_t dimensions;
+		} __attribute__((packed, aligned(__alignof__(uint32_t))));
+
+		typedef std::map<std::string, std::string> CommentMap;
+
+		void read_header ( std::istream& parStream, TylerMapHeader& parHeader );
+		void read_comments ( std::istream& parStream, std::string& parVendor, CommentMap& parComments );
+	} //namespace implem
+} //namespace dkh
+
+#endif

include/doorkeeper/implem/tylermapsource.inl

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+namespace dkh {
+	template <typename T, uint32_t D>
+	TylerMapSource<T, D>::TylerMapSource (const char* parFilename) :
+		m_stream(new std::ifstream(parFilename))
+	{
+	}
+
+	template <typename T, uint32_t D>
+	TylerMapSource<T, D>::TylerMapSource (const std::string& parFilename) :
+		m_stream(new std::ifstream(parFilename))
+	{
+	}
+
+	template <typename T, uint32_t D>
+	TylerMapSource<T, D>::TylerMapSource (std::istream* parData) :
+		m_stream(parData)
+	{
+	}
+
+
+} //namespace dkh