| // -*- C++ -*- |
| // $Id: header_frame.h,v 1.2 2002/07/05 12:31:15 t1mpy Exp $ |
| |
| // id3lib: a C++ library for creating and manipulating id3v1/v2 tags |
| // Copyright 1999, 2000 Scott Thomas Haug |
| |
| // This library is free software; you can redistribute it and/or modify it |
| // under the terms of the GNU Library General Public License as published by |
| // the Free Software Foundation; either version 2 of the License, or (at your |
| // option) any later version. |
| // |
| // This library 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 Library General Public |
| // License for more details. |
| // |
| // You should have received a copy of the GNU Library General Public License |
| // along with this library; if not, write to the Free Software Foundation, |
| // Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| |
| // The id3lib authors encourage improvements and optimisations to be sent to |
| // the id3lib coordinator. Please see the README file for details on where to |
| // send such submissions. See the AUTHORS file for a list of people who have |
| // contributed to id3lib. See the ChangeLog file for a list of changes to |
| // id3lib. These files are distributed with id3lib at |
| // http://download.sourceforge.net/id3lib/ |
| |
| #ifndef _ID3LIB_HEADER_FRAME_H_ |
| #define _ID3LIB_HEADER_FRAME_H_ |
| |
| #include "header.h" |
| #include "field.h" |
| |
| struct ID3_FrameDef; |
| |
| class ID3_FrameHeader : public ID3_Header |
| { |
| public: |
| |
| enum |
| { |
| TAGALTER = 1 << 15, |
| FILEALTER = 1 << 14, |
| READONLY = 1 << 13, |
| COMPRESSION = 1 << 7, |
| ENCRYPTION = 1 << 6, |
| GROUPING = 1 << 5 |
| }; |
| |
| ID3_FrameHeader() : _frame_def(NULL), _dyn_frame_def(false) { ; } |
| virtual ~ID3_FrameHeader() { this->Clear(); } |
| |
| /* */ size_t Size() const; |
| /* */ bool Parse(ID3_Reader&); |
| /* */ void Render(ID3_Writer&) const; |
| /* */ bool SetFrameID(ID3_FrameID id); |
| /* */ ID3_FrameID GetFrameID() const; |
| const char* GetTextID() const; |
| const ID3_FrameDef* GetFrameDef() const; |
| /* */ bool Clear(); |
| ID3_FrameHeader& operator=(const ID3_FrameHeader&); |
| |
| bool SetCompression(bool b) { return this->SetFlags(COMPRESSION, b); } |
| bool SetEncryption(bool b) { return this->SetFlags(ENCRYPTION, b); } |
| bool SetGrouping(bool b) { return this->SetFlags(GROUPING, b); } |
| |
| bool GetCompression() const { return _flags.test(COMPRESSION); } |
| bool GetEncryption() const { return _flags.test(ENCRYPTION); } |
| bool GetGrouping() const { return _flags.test(GROUPING); } |
| bool GetReadOnly() const { return _flags.test(READONLY); } |
| void SetUnknownFrame(const char*); |
| |
| protected: |
| bool SetFlags(uint16 f, bool b) |
| { |
| bool changed = _flags.set(f, b); |
| _changed = _changed || changed; |
| return changed; |
| } |
| // following is moved to public due to bug unknownframes corrupting a tag |
| // void SetUnknownFrame(const char*); |
| |
| bool isValidFrameIdString(const char * id); |
| |
| private: |
| ID3_FrameDef* _frame_def; |
| bool _dyn_frame_def; |
| } |
| ; |
| |
| #endif /* _ID3LIB_HEADER_FRAME_ */ |