Sources/Classes/Application/Model/Files/Preferences/OpenGLPlasmaExhibitsPrefsMediator.m
/* |
File: OpenGLPlasmaExhibitsPrefsMediator.m |
Abstract: |
Utility class for managing application preferences and miscellaneous application settings on startup. |
Version: 1.2 |
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*/ |
//--------------------------------------------------------------------------------------- |
//--------------------------------------------------------------------------------------- |
#import "OpenGLPlasmaExhibitsPrefsMediator.h" |
//--------------------------------------------------------------------------------------- |
//--------------------------------------------------------------------------------------- |
#pragma mark - |
//--------------------------------------------------------------------------------------- |
@implementation OpenGLPlasmaExhibitsPrefsMediator |
//--------------------------------------------------------------------------------------- |
#pragma mark - |
#pragma mark Default Directories Check |
//--------------------------------------------------------------------------------------- |
- (void) createDirectoryAtPath:(NSString *)theDirPath |
fileManager:(NSFileManager *)theDefaultManager |
{ |
NSError *dirError = nil; |
BOOL dirCreated = [theDefaultManager createDirectoryAtPath:theDirPath |
withIntermediateDirectories:YES |
attributes:nil |
error:&dirError]; |
if( !dirCreated ) |
{ |
NSLog( @">> ERROR: Preferences Mediator - Creating directory \"%@\" failed!", theDirPath ); |
NSLog( @" with error: %@", dirError ); |
[dirError release]; |
} // if |
} // createDirectory |
//--------------------------------------------------------------------------------------- |
- (void) checkDirectories |
{ |
BOOL directoryExists = NO; |
NSFileManager *defaultManager = [NSFileManager defaultManager]; |
NSArray *picturePaths = NSSearchPathForDirectoriesInDomains(NSPicturesDirectory, NSUserDomainMask, YES); |
NSString *picturePath = [picturePaths objectAtIndex:0]; |
mpDirectoryImage = [[picturePath stringByAppendingPathComponent:@"SnapShots"] retain]; |
directoryExists = [defaultManager fileExistsAtPath:mpDirectoryImage |
isDirectory:NULL]; |
if( !directoryExists ) |
{ |
[self createDirectoryAtPath:mpDirectoryImage |
fileManager:defaultManager]; |
} // if |
NSArray *moviePaths = NSSearchPathForDirectoriesInDomains(NSMoviesDirectory, NSUserDomainMask, YES); |
NSString *moviePath = [moviePaths objectAtIndex:0]; |
mpDirectoryMovie = [[moviePath stringByAppendingPathComponent:@"Captures"] retain]; |
directoryExists = [defaultManager fileExistsAtPath:mpDirectoryMovie |
isDirectory:NULL]; |
if( !directoryExists ) |
{ |
[self createDirectoryAtPath:mpDirectoryMovie |
fileManager:defaultManager]; |
} // if |
} // checkDirectories |
//--------------------------------------------------------------------------------------- |
#pragma mark - |
#pragma mark Preference File Reader |
//--------------------------------------------------------------------------------------- |
- (void) readPreferences |
{ |
mbIsRead = [self read]; |
if( !mbIsRead ) |
{ |
NSArray *preferencesObjects = [NSArray arrayWithObjects:mpDirectoryImage, |
mpDirectoryMovie, |
[NSNumber numberWithUnsignedInt:kFileFormatIsJPEG], |
[NSNumber numberWithFloat:0.5f], |
@"Title", |
@"Author", |
@"Subject", |
@"Creator", |
[NSNumber numberWithBool:YES], |
[NSNumber numberWithBool:YES], |
[NSNumber numberWithBool:YES], |
[NSNumber numberWithUnsignedInt:kPlasmaExhibitIsTranguloidTrefoilSurface], |
[NSNumber numberWithFloat:0.0f], |
[NSNumber numberWithFloat:0.0f], |
[NSNumber numberWithFloat:0.0f], |
nil]; |
NSArray *preferencesKeys = [NSArray arrayWithObjects:@"Image Directory", |
@"Movie Directory", |
@"Image Type", |
@"Image Compression", |
@"PDF Optional Title", |
@"PDF Optional Author", |
@"PDF Optional Subject", |
@"PDF Optional Creator", |
@"Display View Bounds Label", |
@"Display Pref Timer Label", |
@"Display Renderer Label", |
@"Exhibit Type", |
@"Light X Position", |
@"Light Y Position", |
@"Light Z Position", |
nil]; |
[self setObjects:preferencesObjects |
forKeys:preferencesKeys]; |
} // if |
} // readPreferences |
//--------------------------------------------------------------------------------------- |
#pragma mark - |
#pragma mark Validate Preferences |
//--------------------------------------------------------------------------------------- |
- (void) checkSnapshotSaveLocationPreference |
{ |
NSString *imageDefaultDirectory = [self objectForKey:@"Image Directory"]; |
if( !imageDefaultDirectory ) |
{ |
[self setObject:mpDirectoryImage |
forKey:@"Image Directory"]; |
} // else |
} // checkSnapshotSaveLocationPreference |
//--------------------------------------------------------------------------------------- |
- (void) checkMovieSaveLocationPreference |
{ |
NSString *movieDefaultDirectory = [self objectForKey:@"Movie Directory"]; |
if( !movieDefaultDirectory ) |
{ |
[self setObject:mpDirectoryMovie |
forKey:@"Movie Directory"]; |
} // else |
} // checkMovieSaveLocationPreference |
//--------------------------------------------------------------------------------------- |
- (void) checkSaveLocationPreferences |
{ |
[self checkSnapshotSaveLocationPreference]; |
[self checkMovieSaveLocationPreference]; |
} // checkSaveLocationPreferences |
//--------------------------------------------------------------------------------------- |
- (void) checkImageTypePreference |
{ |
BOOL imageTypeResetPref = NO; |
NSNumber *imageRowIndexNum = [self objectForKey:@"Image Type"]; |
if( imageRowIndexNum ) |
{ |
NSUInteger imageRowIndex = [imageRowIndexNum unsignedIntValue]; |
if( imageRowIndex > kImageFileFormats ) |
{ |
imageTypeResetPref = YES; |
} // if |
} // if |
else |
{ |
imageTypeResetPref = YES; |
} // else |
if( imageTypeResetPref ) |
{ |
[self setObject:[NSNumber numberWithUnsignedInt:kFileFormatIsJPEG] |
forKey:@"Image Type"]; |
} // if |
} // checkImageTypePreference |
//--------------------------------------------------------------------------------------- |
- (void) checkImageCompressionPreferences |
{ |
BOOL compressionResetPref = NO; |
NSNumber *compressionScaleNum = [self objectForKey:@"Image Compression"]; |
if( compressionScaleNum ) |
{ |
float compressionScale = [compressionScaleNum floatValue]; |
if( compressionScale > 1.0f ) |
{ |
compressionResetPref = YES; |
} // if |
} // if |
else |
{ |
compressionResetPref = YES; |
} // else |
if( compressionResetPref ) |
{ |
[self setObject:[NSNumber numberWithFloat:0.5f] |
forKey:@"Image Compression"]; |
} // if |
} // checkImageCompressionPreferences |
//--------------------------------------------------------------------------------------- |
- (void) checkPDFOptionalTitleInfoPreference |
{ |
NSString *pdfTitle = [self objectForKey:@"PDF Optional Title"]; |
if( !pdfTitle ) |
{ |
[self setObject:@"Title" |
forKey:@"PDF Optional Title"]; |
} // else |
} // checkPDFOptionalTitleInfoPreference |
//--------------------------------------------------------------------------------------- |
- (void) checkPDFOptionalAuthorInfoPreference |
{ |
NSString *pdfAuthor = [self objectForKey:@"PDF Optional Author"]; |
if( !pdfAuthor ) |
{ |
[self setObject:@"Author" |
forKey:@"PDF Optional Author"]; |
} // else |
} // checkPDFOptionalAuthorInfoPreference |
//--------------------------------------------------------------------------------------- |
- (void) checkPDFOptionalSubjectInfoPreference |
{ |
NSString *pdfSubject = [self objectForKey:@"PDF Optional Subject"]; |
if( !pdfSubject ) |
{ |
[self setObject:@"Subject" |
forKey:@"PDF Optional Subject"]; |
} // else |
} // checkPDFOptionalSubjectInfoPreference |
//--------------------------------------------------------------------------------------- |
- (void) checkPDFOptionalCreatorlInfoPreference |
{ |
NSString *pdfCreator = [self objectForKey:@"PDF Optional Creator"]; |
if( !pdfCreator ) |
{ |
[self setObject:@"Creator" |
forKey:@"PDF Optional Creator"]; |
} // else |
} // checkPDFOptionalCreatorlInfoPreference |
//--------------------------------------------------------------------------------------- |
- (void) checkPDFOptionalInfoPreferences |
{ |
[self checkPDFOptionalTitleInfoPreference]; |
[self checkPDFOptionalAuthorInfoPreference]; |
[self checkPDFOptionalSubjectInfoPreference]; |
[self checkPDFOptionalCreatorlInfoPreference]; |
} // checkPDFOptionalInfoPreferences |
//--------------------------------------------------------------------------------------- |
- (void) checkViewBoundsLabelPreferences |
{ |
NSNumber *displayViewBoundsLabelNum = [self objectForKey:@"Display View Bounds Label"]; |
if( !displayViewBoundsLabelNum ) |
{ |
[self setObject:[NSNumber numberWithBool:YES] |
forKey:@"Display View Bounds Label"]; |
} // else |
} // checkViewBoundsLabelPreferences |
//--------------------------------------------------------------------------------------- |
- (void) checkPrefTimerLabelPreferences |
{ |
NSNumber *displayPrefTimerLabelNum = [self objectForKey:@"Display Pref Timer Label"]; |
if( !displayPrefTimerLabelNum ) |
{ |
[self setObject:[NSNumber numberWithBool:YES] |
forKey:@"Display Pref Timer Label"]; |
} // else |
} // checkPrefTimerLabelPreferences |
//--------------------------------------------------------------------------------------- |
- (void) checkRendererLabelLabelPreferences |
{ |
NSNumber *displayRendererLabelNum = [self objectForKey:@"Display Renderer Label"]; |
if( !displayRendererLabelNum ) |
{ |
[self setObject:[NSNumber numberWithBool:YES] |
forKey:@"Display Renderer Label"]; |
} // else |
} // checkRendererLabelLabelPreferences |
//--------------------------------------------------------------------------------------- |
- (void) checkLabelsPreferences |
{ |
[self checkViewBoundsLabelPreferences]; |
[self checkPrefTimerLabelPreferences]; |
[self checkRendererLabelLabelPreferences]; |
} // checkLabelsPreferences |
//--------------------------------------------------------------------------------------- |
- (void) checkLightPositionPreferenceWithKey:(NSString *)theLightPositionKey |
{ |
BOOL lightPosResetPref = NO; |
NSNumber *lightPositionNum = [self objectForKey:theLightPositionKey]; |
if( lightPositionNum ) |
{ |
float lightPosFValue = [lightPositionNum floatValue]; |
if( lightPosFValue > 20.0f ) |
{ |
lightPosResetPref = YES; |
} // if |
} // if |
else |
{ |
lightPosResetPref = YES; |
} // else |
if( lightPosResetPref ) |
{ |
[self setObject:[NSNumber numberWithFloat:0.0f] |
forKey:theLightPositionKey]; |
} // if |
} // checkLightPositionPreferenceWithKey |
//--------------------------------------------------------------------------------------- |
- (void) checkLightPositionsPreferences |
{ |
[self checkLightPositionPreferenceWithKey:@"Light X Position"]; |
[self checkLightPositionPreferenceWithKey:@"Light Y Position"]; |
[self checkLightPositionPreferenceWithKey:@"Light Z Position"]; |
} // checkLightPositionsPreferences |
//--------------------------------------------------------------------------------------- |
- (void) checkExhibitTypePreferences |
{ |
BOOL exibitResetPref = NO; |
NSNumber *exibitTypeNum = [self objectForKey:@"Exhibit Type"]; |
if( exibitTypeNum ) |
{ |
NSUInteger exibitItemIndex = [exibitTypeNum unsignedIntValue] - 1; |
if( exibitItemIndex > 4 ) |
{ |
exibitResetPref = YES; |
} // if |
} // if |
else |
{ |
exibitResetPref = YES; |
} // else |
if( exibitResetPref ) |
{ |
[self setObject:[NSNumber numberWithUnsignedInt:kPlasmaExhibitIsTranguloidTrefoilSurface] |
forKey:@"Exhibit Type"]; |
} // if |
} // checkExhibitTypePreferences |
//--------------------------------------------------------------------------------------- |
- (void) checkPreferences |
{ |
[self checkSaveLocationPreferences]; |
[self checkImageTypePreference]; |
[self checkImageCompressionPreferences]; |
[self checkPDFOptionalInfoPreferences]; |
[self checkLabelsPreferences]; |
[self checkLightPositionsPreferences]; |
[self checkExhibitTypePreferences]; |
} // checkPreferences |
//--------------------------------------------------------------------------------------- |
#pragma mark - |
#pragma mark Default Initializer |
//--------------------------------------------------------------------------------------- |
- (id) init |
{ |
self = [super initPreferencesWithName:@"com.apple.PlasmaExhibitsII.plist"]; |
if( self ) |
{ |
[self checkDirectories]; |
[self readPreferences]; |
if( mbIsRead ) |
{ |
[self checkPreferences]; |
} // if |
} // if |
return( self ); |
} // init |
//--------------------------------------------------------------------------------------- |
#pragma mark - |
#pragma mark Dealloc Resources |
//--------------------------------------------------------------------------------------- |
- (void) cleanUpExhibitsPrefs |
{ |
if( mpDirectoryImage ) |
{ |
[mpDirectoryImage release]; |
mpDirectoryImage = nil; |
} // if |
if( mpDirectoryMovie ) |
{ |
[mpDirectoryMovie release]; |
mpDirectoryMovie = nil; |
} // if |
} // cleanUpExhibitsPrefs |
//--------------------------------------------------------------------------------------- |
- (void) dealloc |
{ |
[self cleanUpExhibitsPrefs]; |
[super dealloc]; |
} // dealloc |
//--------------------------------------------------------------------------------------- |
#pragma mark - |
#pragma mark Accessors |
//--------------------------------------------------------------------------------------- |
- (BOOL) isRead |
{ |
return( mbIsRead ); |
} // isRead |
//--------------------------------------------------------------------------------------- |
@end |
//--------------------------------------------------------------------------------------- |
//--------------------------------------------------------------------------------------- |
Copyright © 2013 Apple Inc. All Rights Reserved. Terms of Use | Privacy Policy | Updated: 2013-01-02