ISODocumentViewController.h

//
//  ISODocumentViewController.h
//  iSignatureOffice
//
//  Created by Florian Student on 8/13/12.
//  Copyright (c) 2012 Florian Student. All rights reserved.
//


#import "ISODocumentViewControllerDelegate.h"

@class ISODocument;

@interface ISODocumentViewController : UIViewController <UIScrollViewDelegate, UIAlertViewDelegate>

@property (nonatomic, weak) id<ISODocumentViewControllerDelegate> delegate;
@property (nonatomic, strong) UIScrollView* pagingScrollView;
@property (nonatomic, assign) BOOL documentMightHaveChanges;
@property (nonatomic, assign) int completedSignaturesInCurrentSession;

- (id)initWithDocument:(ISODocument*)document;

- (BOOL)documentComplete;
- (BOOL)documentEditable;
- (BOOL)documentSignable;
- (BOOL)hasRemainingUnsignedSignatureFields;

//User commands. Be sure to call only commands that the ISODocumentViewControllerDelegate has received via setAvailableActions
- (void)applySignatureFieldOptional:(BOOL)optional;
- (void)unapplySignatureField;
- (void)deleteSignatureField;

- (void)addPhotoAttachment;
- (void)addPhotoSignature;
- (void)addSignatureField;
- (NSNumber*)signAllSignatureFields; //returns the ID of the first signature field
- (NSNumber*)signNextSignatureField;

- (void)cancelSignature;
- (void)restartSignature;

//these return the signature field of the next signature field if it exists
- (NSNumber*)completeSignature;
- (NSNumber*)skipSignature;
- (NSNumber*)jumpToPreviousSignature;

- (void)saveDocument;
- (void)revertDocument;

//stops the PNG decoding thread. Make sure you call this when you want to free the ISODocumentViewController because the thread retains a reference to objects of this class
- (void)stopDecodingThread;

//you may also use  [ISOSynchronizationc downloadDocument:onSuccess:onFailure:]
- (void)downloadCurrentDocumentOnSuccess:(void(^)(NSURL*))onSuccess onFailure:(void(^)(NSDictionary*))onFailure;

@end