Chris@49
|
1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
|
Chris@3
|
2
|
Chris@3
|
3 /*
|
Chris@52
|
4 Sonic Visualiser
|
Chris@52
|
5 An audio file viewer and annotation editor.
|
Chris@52
|
6 Centre for Digital Music, Queen Mary, University of London.
|
Chris@52
|
7 This file copyright 2006 Chris Cannam.
|
Chris@3
|
8
|
Chris@52
|
9 This program is free software; you can redistribute it and/or
|
Chris@52
|
10 modify it under the terms of the GNU General Public License as
|
Chris@52
|
11 published by the Free Software Foundation; either version 2 of the
|
Chris@52
|
12 License, or (at your option) any later version. See the file
|
Chris@52
|
13 COPYING included with this distribution for more information.
|
Chris@3
|
14 */
|
Chris@3
|
15
|
Chris@3
|
16 #ifndef _XML_EXPORTABLE_H_
|
Chris@3
|
17 #define _XML_EXPORTABLE_H_
|
Chris@3
|
18
|
Chris@3
|
19 #include <QString>
|
Chris@3
|
20 #include <QColor>
|
Chris@3
|
21
|
Chris@123
|
22 class QTextStream;
|
Chris@123
|
23
|
Chris@3
|
24 class XmlExportable
|
Chris@3
|
25 {
|
Chris@3
|
26 public:
|
Chris@27
|
27 virtual ~XmlExportable() { }
|
Chris@27
|
28
|
Chris@123
|
29 /**
|
Chris@123
|
30 * Stream this exportable object out to XML on a text stream.
|
Chris@123
|
31 *
|
Chris@123
|
32 * The default implementation calls toXmlString and streams the
|
Chris@123
|
33 * resulting string. This is only appropriate for objects with
|
Chris@123
|
34 * short representations. Bigger objects should override this
|
Chris@123
|
35 * method so as to write to the stream directly and override
|
Chris@123
|
36 * toXmlString with a method that calls this one, so that the
|
Chris@123
|
37 * direct streaming method can be used when appropriate.
|
Chris@123
|
38 */
|
Chris@123
|
39 virtual void toXml(QTextStream &stream,
|
Chris@123
|
40 QString indent = "",
|
Chris@123
|
41 QString extraAttributes = "") const;
|
Chris@123
|
42
|
Chris@123
|
43 /**
|
Chris@123
|
44 * Convert this exportable object to XML in a string.
|
Chris@123
|
45 */
|
Chris@3
|
46 virtual QString toXmlString(QString indent = "",
|
Chris@3
|
47 QString extraAttributes = "") const = 0;
|
Chris@3
|
48
|
Chris@3
|
49 static QString encodeEntities(QString);
|
Chris@3
|
50
|
Chris@3
|
51 static QString encodeColour(QColor);
|
Chris@4
|
52
|
Chris@85
|
53 static int getObjectExportId(const void *); // thread-safe
|
Chris@3
|
54 };
|
Chris@3
|
55
|
Chris@3
|
56 #endif
|