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OHMPositionalBuffer.h
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OHMPositionalBuffer.h
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//
// OHMPositionalBuffer.h
// OHMTagLib
//
// Created by Tobias Hieta on 2011-01-03.
// Copyright 2011 OHM Interactive. All rights reserved.
//
#import <Foundation/Foundation.h>
#import "OHMData.h"
@protocol OHMPositionalBufferSourceDelegate;
@protocol OHMPositionalBufferConsumerDelegate;
@interface OHMPositionalBuffer : NSObject {
id sourceDelegate;
id consumerDelegate;
OHMData *buffer;
}
-(id)init;
-(id)initWithData:(NSData*)data;
-(void)addData:(NSData*)data;
-(NSData*)getDataFromCurrentPosition:(NSUInteger)numBytes error:(NSError**)err;
-(NSData*)peekDataFromCurrentPosition:(NSUInteger)numBytes error:(NSError **)err;
-(BOOL)jumpPosition:(NSUInteger)numBytes;
-(void)getMoreData:(NSUInteger)length_;
@property (retain) id<OHMPositionalBufferSourceDelegate> sourceDelegate;
@property (retain) id<OHMPositionalBufferConsumerDelegate> consumerDelegate;
@property (readonly) NSUInteger length;
@end
@protocol OHMPositionalBufferSourceDelegate<NSObject>
@optional
-(void)buffer:(OHMPositionalBuffer*)buf needMoreData:(NSUInteger)bytes;
-(void)buffer:(OHMPositionalBuffer*)buf jumpToPosition:(NSUInteger)position;
@end
@protocol OHMPositionalBufferConsumerDelegate
@optional
-(void)bufferHaveMoreData:(OHMPositionalBuffer*)buf;
@end