* Add PHYSFSFileReader class

include/Athena/PHYSFSFileReader.hpp

@@ -0,0 +1,61 @@
+#ifdef ATHENA_ENABLE_PHYSFS
+#ifndef PHYSFSSTREAM_HPP
+#define PHYSFSSTREAM_HPP
+
+#include "Athena/Stream.hpp"
+#include <physfs.h>
+
+namespace Athena
+{
+namespace io
+{
+class PHYSFSFileReader : public Stream
+{
+public:
+    PHYSFSFileReader(const std::string& path);
+
+    void setEndian(Endian);
+    Endian endian() const;
+    bool isBigEndian() const;
+    bool isLittleEndian() const;
+    atUint8* data();
+
+    atUint64 length() const;
+
+    atUint64 position() const;
+
+    bool isOpen() const;
+
+    void     seek(atInt64 position, SeekOrigin origin);
+    atInt8   readByte();
+    atUint8  readUByte();
+    atUint8* readUBytes(atUint64 length);
+    atInt8*  readBytes(atUint64 length);
+    atUint16 readUint16();
+    atInt16  readInt16();
+    atUint32 readUint32();
+    atInt32  readInt32();
+    atUint64 readUint64();
+    atInt64  readInt64();
+    double   readDouble();
+    float    readFloat();
+    bool     readBool();
+
+    bool     atEnd() const;
+
+    // TODO: Strings
+private:
+    Endian       m_endian;
+    std::string  m_path;
+    atUint64     m_length;
+    PHYSFS_File* m_handle;
+};
+}
+}
+
+#ifndef PHYSFSFILEREADER_BASE
+#define PHYSFSFILEREADER_BASE() \
+    typedef Athena::io::PHYSFSFileReader base
+#endif
+#endif // PHYSFSSTREAM_HPP
+#endif // ATHENA_ENABLE_PHYSFS