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/**************************************************************************
copyright : (C) 2005-2007 by Lukáš Lalinský
email : lalinsky@gmail.com
**************************************************************************/
/***************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
* 02110-1301 USA *
* *
* Alternatively, this file is available under the Mozilla Public *
* License Version 1.1. You may obtain a copy of the License at *
* http://www.mozilla.org/MPL/ *
***************************************************************************/
#ifndef TAGLIB_ASFATTRIBUTE_H
#define TAGLIB_ASFATTRIBUTE_H
#include "tstring.h"
#include "tbytevector.h"
#include "taglib_export.h"
#include "asfpicture.h"
namespace TagLib
{
namespace ASF
{
class File;
class Picture;
class TAGLIB_EXPORT Attribute
{
public:
/*!
* Enum of types an Attribute can have.
*/
enum AttributeTypes {
UnicodeType = 0,
BytesType = 1,
BoolType = 2,
DWordType = 3,
QWordType = 4,
WordType = 5,
GuidType = 6
};
/*!
* Constructs an empty attribute.
*/
Attribute();
/*!
* Constructs an attribute with \a key and a UnicodeType \a value.
*/
Attribute(const String &value);
/*!
* Constructs an attribute with \a key and a BytesType \a value.
*/
Attribute(const ByteVector &value);
/*!
* Constructs an attribute with \a key and a Picture \a value.
*
* This attribute is compatible with the ID3 frame, APIC. The ID3 specification for the APIC frame stipulates that,
* while there may be any number of APIC frames associated with a file,
* only one may be of type 1 and only one may be of type 2.
*
* The specification also states that the description of the picture can be no longer than 64 characters, but can be empty.
* WM/Picture attributes added with TagLib::ASF are not automatically validated to conform to ID3 specifications.
* You must add code in your application to perform validations if you want to maintain complete compatibility with ID3.
*/
Attribute(const Picture &value);
/*!
* Constructs an attribute with \a key and a DWordType \a value.
*/
Attribute(unsigned int value);
/*!
* Constructs an attribute with \a key and a QWordType \a value.
*/
Attribute(unsigned long long value);
/*!
* Constructs an attribute with \a key and a WordType \a value.
*/
Attribute(unsigned short value);
/*!
* Constructs an attribute with \a key and a BoolType \a value.
*/
Attribute(bool value);
/*!
* Construct an attribute as a copy of \a other.
*/
Attribute(const Attribute &item);
/*!
* Copies the contents of \a other into this item.
*/
ASF::Attribute &operator=(const Attribute &other);
/*!
* Destroys the attribute.
*/
virtual ~Attribute();
/*!
* Returns type of the value.
*/
AttributeTypes type() const;
/*!
* Returns the BoolType \a value.
*/
unsigned short toBool() const;
/*!
* Returns the WordType \a value.
*/
unsigned short toUShort() const;
/*!
* Returns the DWordType \a value.
*/
unsigned int toUInt() const;
/*!
* Returns the QWordType \a value.
*/
unsigned long long toULongLong() const;
/*!
* Returns the UnicodeType \a value.
*/
String toString() const;
/*!
* Returns the BytesType \a value.
*/
ByteVector toByteVector() const;
/*!
* Returns the Picture \a value.
*/
Picture toPicture() const;
/*!
* Returns the language number, or 0 is no stream number was set.
*/
int language() const;
/*!
* Sets the language number.
*/
void setLanguage(int value);
/*!
* Returns the stream number, or 0 is no stream number was set.
*/
int stream() const;
/*!
* Sets the stream number.
*/
void setStream(int value);
#ifndef DO_NOT_DOCUMENT
/* THIS IS PRIVATE, DON'T TOUCH IT! */
String parse(ASF::File &file, int kind = 0);
#endif
//! Returns the size of the stored data
int dataSize() const;
private:
friend class File;
ByteVector render(const String &name, int kind = 0) const;
class AttributePrivate;
AttributePrivate *d;
};
}
}
#endif