VLCPlaylistGridView.m 12 KB

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  1. //
  2. // VLCGridViewCell.m
  3. // AspenProject
  4. //
  5. // Created by Felix Paul Kühne on 11.04.13.
  6. // Copyright (c) 2013 VideoLAN. All rights reserved.
  7. //
  8. // Refer to the COPYING file of the official project for license.
  9. //
  10. #import "VLCPlaylistGridView.h"
  11. #import "VLCLinearProgressIndicator.h"
  12. #import "VLCAppDelegate.h"
  13. #import "AQGridView.h"
  14. #define MAX_CACHE_SIZE 27 // three times the number of items shown on iPad
  15. @interface VLCPlaylistGridView (Hack)
  16. @property (nonatomic, retain) NSString *reuseIdentifier;
  17. @end
  18. @implementation VLCPlaylistGridView
  19. + (CGSize)preferredSize
  20. {
  21. return CGSizeMake(288, 220);
  22. }
  23. - (void)awakeFromNib {
  24. [super awakeFromNib];
  25. _contentView = self;
  26. self.backgroundColor = [UIColor clearColor];
  27. self.reuseIdentifier = @"AQPlaylistCell";
  28. self.albumNameLabel.text = self.artistNameLabel.text = self.seriesNameLabel.text = @"";
  29. }
  30. - (void)setEditing:(BOOL)editing animated:(BOOL)animated
  31. {
  32. [super setEditing:editing animated:animated];
  33. self.removeMediaButton.hidden = !editing;
  34. [self _updatedDisplayedInformationForKeyPath:@"editing"];
  35. }
  36. - (void)prepareForReuse
  37. {
  38. [super prepareForReuse];
  39. self.removeMediaButton.hidden = YES;
  40. }
  41. - (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context
  42. {
  43. [self _updatedDisplayedInformationForKeyPath:keyPath];
  44. }
  45. - (void)setMediaObject:(MLFile *)mediaObject
  46. {
  47. if (_mediaObject != mediaObject) {
  48. [_mediaObject removeObserver:self forKeyPath:@"computedThumbnail"];
  49. [_mediaObject removeObserver:self forKeyPath:@"lastPosition"];
  50. [_mediaObject removeObserver:self forKeyPath:@"duration"];
  51. [_mediaObject removeObserver:self forKeyPath:@"fileSizeInBytes"];
  52. [_mediaObject removeObserver:self forKeyPath:@"title"];
  53. [_mediaObject removeObserver:self forKeyPath:@"thumbnailTimeouted"];
  54. [_mediaObject removeObserver:self forKeyPath:@"unread"];
  55. [_mediaObject removeObserver:self forKeyPath:@"albumTrackNumber"];
  56. [_mediaObject removeObserver:self forKeyPath:@"album"];
  57. [_mediaObject removeObserver:self forKeyPath:@"artist"];
  58. [_mediaObject removeObserver:self forKeyPath:@"genre"];
  59. if ([_mediaObject respondsToSelector:@selector(didHide)])
  60. [(MLFile*)_mediaObject didHide];
  61. _mediaObject = mediaObject;
  62. [_mediaObject addObserver:self forKeyPath:@"computedThumbnail" options:0 context:nil];
  63. [_mediaObject addObserver:self forKeyPath:@"lastPosition" options:0 context:nil];
  64. [_mediaObject addObserver:self forKeyPath:@"duration" options:0 context:nil];
  65. [_mediaObject addObserver:self forKeyPath:@"fileSizeInBytes" options:0 context:nil];
  66. [_mediaObject addObserver:self forKeyPath:@"title" options:0 context:nil];
  67. [_mediaObject addObserver:self forKeyPath:@"thumbnailTimeouted" options:0 context:nil];
  68. [_mediaObject addObserver:self forKeyPath:@"unread" options:0 context:nil];
  69. [_mediaObject addObserver:self forKeyPath:@"albumTrackNumber" options:0 context:nil];
  70. [_mediaObject addObserver:self forKeyPath:@"album" options:0 context:nil];
  71. [_mediaObject addObserver:self forKeyPath:@"artist" options:0 context:nil];
  72. [_mediaObject addObserver:self forKeyPath:@"genre" options:0 context:nil];
  73. if ([_mediaObject respondsToSelector:@selector(willDisplay)])
  74. [(MLFile*)_mediaObject willDisplay];
  75. }
  76. [self _updatedDisplayedInformationForKeyPath:nil];
  77. }
  78. - (void)_updatedDisplayedInformationForKeyPath:(NSString *)keyPath
  79. {
  80. self.albumNameLabel.text = self.artistNameLabel.text = self.seriesNameLabel.text = @"";
  81. if ([self.mediaObject isKindOfClass:[MLFile class]]) {
  82. MLFile *mediaObject = self.mediaObject;
  83. [self configureForMLFile:mediaObject];
  84. if (([keyPath isEqualToString:@"computedThumbnail"] || !keyPath) && !mediaObject.isAlbumTrack) {
  85. self.thumbnailView.image = [self thumbnailForMediaFile:mediaObject];
  86. }
  87. } else if ([self.mediaObject isKindOfClass:[MLAlbum class]]) {
  88. MLAlbum *mediaObject = (MLAlbum *)self.mediaObject;
  89. [self configureForAlbum:mediaObject];
  90. } else if ([self.mediaObject isKindOfClass:[MLAlbumTrack class]]) {
  91. MLAlbumTrack *mediaObject = (MLAlbumTrack *)self.mediaObject;
  92. [self configureForAlbumTrack:mediaObject];
  93. } else if ([self.mediaObject isKindOfClass:[MLShow class]]) {
  94. MLShow *mediaObject = (MLShow *)self.mediaObject;
  95. [self configureForShow:mediaObject];
  96. if ([keyPath isEqualToString:@"computedThumbnail"] || !keyPath) {
  97. MLFile *anyFileFromAnyEpisode = [mediaObject.episodes.anyObject files].anyObject;
  98. self.thumbnailView.image = [self thumbnailForMediaFile:anyFileFromAnyEpisode];
  99. }
  100. } else if ([self.mediaObject isKindOfClass:[MLShowEpisode class]]) {
  101. MLShowEpisode *mediaObject = (MLShowEpisode *)self.mediaObject;
  102. [self configureForShowEpisode:mediaObject];
  103. if ([keyPath isEqualToString:@"computedThumbnail"] || !keyPath) {
  104. MLFile *anyFileFromEpisode = mediaObject.files.anyObject;
  105. self.thumbnailView.image = [self thumbnailForMediaFile:anyFileFromEpisode];
  106. }
  107. }
  108. [self setNeedsDisplay];
  109. }
  110. - (IBAction)removeMedia:(id)sender
  111. {
  112. /* ask user if s/he really wants to delete the media file */
  113. UIAlertView * alert = [[UIAlertView alloc] initWithTitle:NSLocalizedString(@"DELETE_FILE", @"") message:[NSString stringWithFormat:NSLocalizedString(@"DELETE_FILE_LONG", @""), self.mediaObject.title] delegate:self cancelButtonTitle:NSLocalizedString(@"BUTTON_CANCEL", @"") otherButtonTitles:NSLocalizedString(@"BUTTON_DELETE", @""), nil];
  114. [alert show];
  115. }
  116. - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
  117. {
  118. if (buttonIndex == 1) {
  119. NSUInteger cellIndex = [self.gridView indexForCell:self];
  120. [self.gridView.delegate gridView:self.gridView commitEditingStyle:UITableViewCellEditingStyleDelete forRowAtIndex:cellIndex];
  121. }
  122. }
  123. #pragma mark - presentation
  124. - (void)configureForShow:(MLShow *)show
  125. {
  126. self.titleLabel.text = show.name;
  127. self.artistNameLabel.text = @"";
  128. self.albumNameLabel.text = show.releaseYear;
  129. NSUInteger count = show.episodes.count;
  130. self.subtitleLabel.text = [NSString stringWithFormat:(count > 1) ? NSLocalizedString(@"LIBRARY_EPISODES", @"") : NSLocalizedString(@"LIBRARY_SINGLE_EPISODE", @""), count, show.unreadEpisodes.count];
  131. self.mediaIsUnreadView.hidden = YES;
  132. self.progressView.hidden = YES;
  133. }
  134. - (void)configureForAlbumTrack:(MLAlbumTrack *)albumTrack
  135. {
  136. self.artistNameLabel.text = albumTrack.artist;
  137. self.albumNameLabel.text = [NSString stringWithFormat:NSLocalizedString(@"LIBRARY_SINGLE_TRACK", @""), albumTrack.trackNumber.intValue];
  138. self.titleLabel.text = albumTrack.title;
  139. self.thumbnailView.image = nil;
  140. MLFile *anyFileFromTrack = albumTrack.files.anyObject;
  141. self.subtitleLabel.text = [NSString stringWithFormat:@"%@", [VLCTime timeWithNumber:[anyFileFromTrack duration]]];
  142. CGFloat position = anyFileFromTrack.lastPosition.floatValue;
  143. self.progressView.progress = position;
  144. self.progressView.hidden = ((position < .1f) || (position > .95f)) ? YES : NO;
  145. [self.progressView setNeedsDisplay];
  146. self.mediaIsUnreadView.hidden = !anyFileFromTrack.unread.intValue;
  147. }
  148. - (void)configureForAlbum:(MLAlbum *)album
  149. {
  150. self.titleLabel.text = album.name;
  151. MLAlbumTrack *anyTrack = [album.tracks anyObject];
  152. self.artistNameLabel.text = anyTrack? anyTrack.artist: @"";
  153. self.albumNameLabel.text = album.releaseYear;
  154. self.thumbnailView.image = nil;
  155. NSUInteger count = album.tracks.count;
  156. self.subtitleLabel.text = [NSString stringWithFormat:(count > 1) ? NSLocalizedString(@"LIBRARY_TRACKS", @"") : NSLocalizedString(@"LIBRARY_SINGLE_TRACK", @""), count];
  157. self.mediaIsUnreadView.hidden = YES;
  158. self.progressView.hidden = YES;
  159. }
  160. - (void)configureForShowEpisode:(MLShowEpisode *)showEpisode
  161. {
  162. MLFile *anyFileFromEpisode = showEpisode.files.anyObject;
  163. self.titleLabel.text = showEpisode.name;
  164. if (self.titleLabel.text.length < 1) {
  165. self.titleLabel.text = [NSString stringWithFormat:@"S%02dE%02d", showEpisode.episodeNumber.intValue, showEpisode.seasonNumber.intValue];
  166. self.subtitleLabel.text = [NSString stringWithFormat:@"%@", [VLCTime timeWithNumber:[anyFileFromEpisode duration]]];
  167. } else
  168. self.subtitleLabel.text = [NSString stringWithFormat:@"S%02dE%02d — %@", showEpisode.episodeNumber.intValue, showEpisode.seasonNumber.intValue, [VLCTime timeWithNumber:[anyFileFromEpisode duration]]];
  169. CGFloat position = anyFileFromEpisode.lastPosition.floatValue;
  170. self.progressView.progress = position;
  171. self.progressView.hidden = ((position < .1f) || (position > .95f)) ? YES : NO;
  172. [self.progressView setNeedsDisplay];
  173. self.mediaIsUnreadView.hidden = !showEpisode.unread.intValue;
  174. }
  175. - (void)configureForMLFile:(MLFile *)mediaFile
  176. {
  177. if ([mediaFile isAlbumTrack]) {
  178. self.artistNameLabel.text = mediaFile.albumTrack.artist;
  179. self.albumNameLabel.text = mediaFile.albumTrack.album.name;
  180. self.titleLabel.text = (mediaFile.albumTrack.title.length > 0) ? mediaFile.albumTrack.title : mediaFile.title;
  181. self.thumbnailView.image = nil;
  182. } else if ([mediaFile isShowEpisode]) {
  183. MLShowEpisode *episode = mediaFile.showEpisode;
  184. self.seriesNameLabel.text = episode.show.name;
  185. self.titleLabel.text = (episode.name.length > 0) ? [NSString stringWithFormat:@"%@ - S%02dE%02d", episode.name, mediaFile.showEpisode.seasonNumber.intValue, episode.episodeNumber.intValue] : [NSString stringWithFormat:@"S%02dE%02d", episode.seasonNumber.intValue, episode.episodeNumber.intValue];
  186. } else
  187. self.titleLabel.text = mediaFile.title;
  188. if (self.isEditing)
  189. self.subtitleLabel.text = [NSString stringWithFormat:@"%@ — %i MB", [VLCTime timeWithNumber:[mediaFile duration]], (int)([mediaFile fileSizeInBytes] / 1e6)];
  190. else {
  191. self.subtitleLabel.text = [NSString stringWithFormat:@"%@", [VLCTime timeWithNumber:[mediaFile duration]]];
  192. if (mediaFile.videoTrack) {
  193. NSString *width = [[mediaFile videoTrack] valueForKey:@"width"];
  194. NSString *height = [[mediaFile videoTrack] valueForKey:@"height"];
  195. if (width.intValue > 0 && height.intValue > 0)
  196. self.subtitleLabel.text = [self.subtitleLabel.text stringByAppendingFormat:@" — %@x%@", width, height];
  197. }
  198. }
  199. CGFloat position = mediaFile.lastPosition.floatValue;
  200. self.progressView.progress = position;
  201. self.progressView.hidden = ((position < .1f) || (position > .95f)) ? YES : NO;
  202. [self.progressView setNeedsDisplay];
  203. self.mediaIsUnreadView.hidden = !mediaFile.unread.intValue;
  204. }
  205. // Can be extracted outside of VLCPlaylistGridView
  206. - (UIImage *)thumbnailForMediaFile:(MLFile *)mediaFile {
  207. if (mediaFile == nil || mediaFile.objectID == nil)
  208. return nil;
  209. static NSMutableArray *_thumbnailCacheIndex;
  210. static NSMutableDictionary *_thumbnailCache;
  211. if (!_thumbnailCache)
  212. _thumbnailCache = [[NSMutableDictionary alloc] initWithCapacity:MAX_CACHE_SIZE];
  213. if (!_thumbnailCacheIndex)
  214. _thumbnailCacheIndex = [[NSMutableArray alloc] initWithCapacity:MAX_CACHE_SIZE];
  215. NSManagedObjectID *objID = mediaFile.objectID;
  216. UIImage *displayedImage = nil;
  217. if ([_thumbnailCacheIndex containsObject:objID]) {
  218. [_thumbnailCacheIndex removeObject:objID];
  219. [_thumbnailCacheIndex insertObject:objID atIndex:0];
  220. displayedImage = [_thumbnailCache objectForKey:objID];
  221. if (!displayedImage && mediaFile.computedThumbnail) {
  222. displayedImage = mediaFile.computedThumbnail;
  223. [_thumbnailCache setObject:displayedImage forKey:objID];
  224. }
  225. } else {
  226. if (_thumbnailCacheIndex.count >= MAX_CACHE_SIZE) {
  227. [_thumbnailCache removeObjectForKey:[_thumbnailCacheIndex lastObject]];
  228. [_thumbnailCacheIndex removeLastObject];
  229. }
  230. displayedImage = mediaFile.computedThumbnail;
  231. if (displayedImage) {
  232. [_thumbnailCache setObject:displayedImage forKey:objID];
  233. [_thumbnailCacheIndex insertObject:objID atIndex:0];
  234. }
  235. }
  236. return displayedImage;
  237. }
  238. @end