Initial commit

src/filesystem.h

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+/*
+** filesystem.h
+**
+** This file is part of mkxp.
+**
+** Copyright (C) 2013 Jonas Kulla <Nyocurio@gmail.com>
+**
+** mkxp 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 2 of the License, or
+** (at your option) any later version.
+**
+** mkxp 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 mkxp.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef FILESYSTEM_H
+#define FILESYSTEM_H
+
+#include "SFML/System/InputStream.hpp"
+
+#include "SDL2/SDL_rwops.h"
+
+struct PHYSFS_File;
+
+class FileStream : public sf::InputStream
+{
+public:
+	FileStream(PHYSFS_File *);
+	~FileStream();
+
+	void operator=(const FileStream &o);
+
+	sf::Int64 read(void *data, sf::Int64 size);
+	sf::Int64 seek(sf::Int64 position);
+	sf::Int64 tell();
+	sf::Int64 getSize();
+
+	sf::Int64 write(const void *data, sf::Int64 size);
+
+	void close();
+
+private:
+	PHYSFS_File *p; /* NULL denotes invalid stream */
+};
+
+class FileSystem
+{
+public:
+	FileSystem(const char *argv0);
+	~FileSystem();
+
+	void addPath(const char *path);
+
+	/* For extension supplementing */
+	enum FileType
+	{
+		Image = 0,
+		Audio,
+		Font,
+		Undefined
+	};
+
+	FileStream openRead(const char *filename,
+	                    FileType type = Undefined);
+
+	void openRead(SDL_RWops &ops,
+	              const char *filename,
+	              FileType type = Undefined);
+
+	bool exists(const char *filename,
+	            FileType type = Undefined);
+};
+
+extern const Uint32 SDL_RWOPS_PHYSFS;
+
+#endif // FILESYSTEM_H