CIFunHouse/FilterStack.h
/* |
File: FilterStack.h |
Abstract: A stack (not in LIFO sense) that manages available/active filters |
Version: 1.0 |
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*/ |
#import <Foundation/Foundation.h> |
#import <QuartzCore/QuartzCore.h> |
@interface FilterDescriptor : NSObject |
{ |
@private |
NSString *_name; |
NSString *_displayName; |
NSUInteger _inputImageCount; |
} |
@property (strong, nonatomic) NSString *name; |
@property (strong, nonatomic) NSString *displayName; |
@property (nonatomic) NSUInteger inputImageCount; |
- (id)initWithName:(NSString *)name; |
- (CIFilter*) filter; |
@end |
@interface SourceFilter : CIFilter |
{ |
CIImage *inputImage; |
} |
@property (retain, nonatomic) CIImage *inputImage; |
@end |
@interface SourceVideoFilter : SourceFilter |
@end |
@interface SourcePhotoFilter : SourceFilter |
@end |
@interface FilterStack : NSObject |
{ |
@private |
NSArray *_activeFilters; |
NSMutableArray *_possibleNextFilters; |
NSMutableArray *_sources; |
NSMutableArray *_nonsources; |
NSUInteger _sourceCount; |
} |
@property (strong, readonly, nonatomic) NSArray *activeFilters; |
@property (strong, readonly, nonatomic) NSArray *possibleNextFilters; |
@property (strong, readonly, nonatomic) NSArray *sources; |
@property (readonly, nonatomic) NSUInteger sourceCount; |
- (void)appendFilter:(CIFilter *)filter; |
- (void)removeLastFilter; |
- (BOOL)containsVideoSource; |
- (BOOL)containsPhotoSource; |
@end |
void FCSetGlobalCropFilterMaxValue(CGFloat max); |
CGFloat FCGetGlobalCropFilterMaxValue(void); |
extern NSString *const FilterStackActiveFilterListDidChangeNotification; |
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