* Major rewrite

include/Athena/ALTTPFileWriter.hpp

@@ -0,0 +1,70 @@
+// This file is part of libZelda.
+//
+// libZelda 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.
+//
+// libZelda 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 libZelda.  If not, see <http://www.gnu.org/licenses/>
+
+#ifndef __ALTTP_FILE_WRITER_HPP__
+#define __ALTTP_FILE_WRITER_HPP__
+
+#include <string>
+#include "Athena/BinaryWriter.hpp"
+#include "Athena/ALTTPQuest.hpp"
+
+namespace Athena
+{
+class ALTTPFile;
+
+namespace io
+{
+/*! \class ALTTPFileWriter
+ *  \brief A Link to the Past save data writer class
+ *
+ *  A Class for writing binary data to an ALTTP Save File,
+ *  all work is done using a memory buffer, and not written directly to the disk.
+ *  \sa BinaryReader
+ */
+class ALTTPFileWriter : protected BinaryWriter
+{
+    BINARYWRITER_BASE
+
+public:
+    /*! \brief This constructor takes an existing buffer to write to.
+     *
+     *   \param data The existing buffer
+     *   \param length The length of the existing buffer
+     */
+    ALTTPFileWriter(Uint8*, Uint64);
+
+    /*! \brief This constructor creates an instance from a file on disk.
+     *
+     * \param filename The file to create the stream from
+     */
+    ALTTPFileWriter(const std::string&);
+
+    /*! \brief Writes the given SRAM data to a file on disk
+     *
+     * \param file SRAM data to right
+     */
+    void writeFile(ALTTPFile* file);
+
+private:
+    void writeRoomFlags(ALTTPRoomFlags*);
+    void writeOverworldEvent(ALTTPOverworldEvent*);
+    void writeDungeonItems(ALTTPDungeonItemFlags);
+    Uint16 calculateChecksum(Uint32 game);
+};
+
+} // io
+} // zelda
+
+#endif // __ALTTP_FILE_WRITER_HPP__