|
1 /** |
|
2 * Copyright (c) 2010 Sasken Communication Technologies Ltd. |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of the "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html" |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Chandradeep Gandhi, Sasken Communication Technologies Ltd - Initial contribution |
|
11 * |
|
12 * Contributors: |
|
13 * Manasij Roy, Nalina Hariharan |
|
14 * |
|
15 * Description: |
|
16 * The music rating class represents an instance of rating |
|
17 * about a music track |
|
18 * |
|
19 */ |
|
20 |
|
21 #ifndef SMFMUSICRATING_H_ |
|
22 #define SMFMUSICRATING_H_ |
|
23 |
|
24 #include <QSharedData> |
|
25 #include <smfclientglobal.h> |
|
26 #include <QMetaType> |
|
27 |
|
28 class SmfTrackInfo; |
|
29 class SmfMusicRatingPrivate; |
|
30 |
|
31 /** |
|
32 * Indicates range of values to represent ratings, |
|
33 * SP should normalize their rating value to this scale |
|
34 */ |
|
35 const int SMF_MAX_RATING = 10; |
|
36 const int SMF_MIN_RATING = 0; |
|
37 |
|
38 /** |
|
39 * @ingroup smf_common_group |
|
40 * The music rating class represents an instance of rating |
|
41 * about a music track |
|
42 */ |
|
43 class SMFCLIENT_EXPORT SmfMusicRating |
|
44 { |
|
45 public: |
|
46 /** |
|
47 * Constructor with default argument |
|
48 * @param aParent The SmfTrackInfo instance |
|
49 */ |
|
50 SmfMusicRating( SmfTrackInfo *aParent = 0 ); |
|
51 |
|
52 /** |
|
53 * Copy Constructor |
|
54 * @param aOther The reference object |
|
55 */ |
|
56 SmfMusicRating( const SmfMusicRating &aOther ); |
|
57 |
|
58 /** |
|
59 * Overloaded = operator |
|
60 * @param aOther The reference object |
|
61 */ |
|
62 SmfMusicRating& operator=( const SmfMusicRating &aOther ); |
|
63 |
|
64 /** |
|
65 * Destructor |
|
66 */ |
|
67 ~SmfMusicRating( ); |
|
68 |
|
69 /** |
|
70 * Method to get the rating |
|
71 * @return The rating value |
|
72 */ |
|
73 int rating( ) const; |
|
74 |
|
75 /** |
|
76 * Method to get the max rating |
|
77 * @return The max rating value |
|
78 */ |
|
79 int maxRating( ) const; |
|
80 |
|
81 /** |
|
82 * Method to get the min rating |
|
83 * @return The min rating value |
|
84 */ |
|
85 int minRating( ) const; |
|
86 |
|
87 /** |
|
88 * Method to set the rating |
|
89 * @param aRating The rating value |
|
90 */ |
|
91 void setRating( const int &aRating ); |
|
92 |
|
93 /** |
|
94 * Method to set the max rating |
|
95 * @param aMax The max rating value |
|
96 */ |
|
97 void setMaxRating( const int &aMax ); |
|
98 |
|
99 /** |
|
100 * Method to set the min rating |
|
101 * @param aMin The min rating value |
|
102 */ |
|
103 void setMinRating( const int &aMin ); |
|
104 |
|
105 private: |
|
106 QSharedDataPointer<SmfMusicRatingPrivate> d; |
|
107 |
|
108 friend QDataStream &operator<<( QDataStream &aDataStream, |
|
109 const SmfMusicRating &aMusicRating ); |
|
110 |
|
111 friend QDataStream &operator>>( QDataStream &aDataStream, |
|
112 SmfMusicRating &aMusicRating ); |
|
113 |
|
114 }; |
|
115 |
|
116 |
|
117 /** |
|
118 * Method for Externalization. Writes the SmfMusicRating object to |
|
119 * the stream and returns a reference to the stream. |
|
120 * @param aDataStream Stream to be written |
|
121 * @param aMusicRating The SmfMusicRating object to be externalized |
|
122 * @return reference to the written stream |
|
123 */ |
|
124 SMFCLIENT_EXPORT QDataStream &operator<<( QDataStream &aDataStream, |
|
125 const SmfMusicRating &aMusicRating ); |
|
126 |
|
127 /** |
|
128 * Method for Internalization. Reads a SmfMusicRating object from |
|
129 * the stream and returns a reference to the stream. |
|
130 * @param aDataStream Stream to be read |
|
131 * @param aMusicRating The SmfMusicRating object to be internalized |
|
132 * @return reference to the stream |
|
133 */ |
|
134 SMFCLIENT_EXPORT QDataStream &operator>>( QDataStream &aDataStream, |
|
135 SmfMusicRating &aMusicRating); |
|
136 |
|
137 |
|
138 // Make the class SmfMusicRating known to QMetaType, so that as to register it. |
|
139 Q_DECLARE_METATYPE(SmfMusicRating) |
|
140 |
|
141 |
|
142 #endif /* SMFMUSICRATING_H_ */ |