gistfile1.m

//
//  UISwipableTableCell.m
//  GameKings
//
//  Created by Jankees van Woezik on 2-8-10.
//  Copyright 2010 Base 42. All rights reserved.
//

#import "UISwipableTableViewCell.h"

@implementation UISwipableTableViewCell

@synthesize frontCell;
@synthesize backCell;
@synthesize backCellIsVisible;
@synthesize delegate;

-(void)awakeFromNib
{
	//// Swipe left:
	// Create swipe recognizer and set its direction
    swipeRecognizerLeft = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(didSwipeToLeft:)];
	swipeRecognizerLeft.direction = UISwipeGestureRecognizerDirectionLeft;
	
	NSLog(@"Swipe swipeRecognizerLeft, %@",swipeRecognizerLeft);
	
	// Add recognizer to the foreground view
	[frontCell addGestureRecognizer:swipeRecognizerLeft];

	//// Swipe Right:
	// Create swipe recognizer and set its direction
    swipeRecognizerRight = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(didSwipeToRight:)];
	swipeRecognizerRight.direction = UISwipeGestureRecognizerDirectionRight;
	
	// Add recognizer to the foreground view
	[backCell addGestureRecognizer:swipeRecognizerRight];
	
	
	// Disbale the blue color
	[self setSelectionStyle:UITableViewCellSelectionStyleNone];
    
	// Call super function
	[super awakeFromNib];
}


- (void)dealloc 
{
	NSLog(@"Swipe dealloc");
	// Release swipe
	[frontCell removeGestureRecognizer:swipeRecognizerLeft];	
	[backCell removeGestureRecognizer:swipeRecognizerRight];

	[swipeRecognizerRight release];
	[swipeRecognizerLeft release];
	
	// Release cells
	[frontCell release];
	[backCell release];
	
    [super dealloc];
}


#pragma mark -
#pragma mark Swipe implementation

- (void)didSwipeToLeft:(UISwipeGestureRecognizer *)recognizer 
{
	NSLog(@"Swipe didSwipeToLeft");
	// Reveal the background when the swipe is detected
	[self makeBackCellVisible:YES];
}


- (void)didSwipeToRight:(UISwipeGestureRecognizer *)recognizer 
{
	NSLog(@"Swipe didSwipeToRight");
	// Reveal the background when the swipe is detected
	[self makeBackCellVisible:NO];
}


- (void)makeBackCellVisible:(BOOL)visible
{
	NSLog(@"Swipe makeBackCellVisible, %i",visible);
	// Set property
	backIsVisible = visible;
	
	// Animate frontCell
	[UIView beginAnimations:nil context:nil];
	[UIView setAnimationDuration:0.2];
	[UIView setAnimationDelay:0];
	[UIView setAnimationDelegate:delegate];
	
	if ( visible == YES )
	{
		[delegate backCellWillAppear:self];		
		[UIView setAnimationDidStopSelector:@selector(backCellDidAppear:)];

		frontCell.transform = CGAffineTransformMakeTranslation( -360, 0 );
	}
	else 
	{
		frontCell.transform = CGAffineTransformMakeTranslation( 0, 0 );		
	}		

	[UIView commitAnimations];
}


- (BOOL)backCellIsVisible
{
	return backIsVisible;
}

@end