YFoldView

YFoldView is an simple and easy-to-use class for iOS UIView. YFoldView provide folding transition to sho or to hide a view. The Class YFoldView has different method to fold UIView Element.

Features

• Customize the number of paper folds
• Support four opening directions
• Adjust animation duration
• Delegate functions to react to events events
• Automatic Reference Counting support

Installation

• Add YFoldView.h/YFoldView.h files to your project and Import YFoldView.h in your file you want to use
• Add the QuartzCore framework to your project.

Usage

(see example Xcode project in /Demo)

Close view transition

YFoldView* folding=[YFoldView closeView:self.view 
 			           withNumberOfFold:5 
				                  onWay:yFoldViewBottomToTop 
	   		       duration:2 
      		        	withDelegate:self];

Open view transition:

[folding openAnimatedDuration:2];

To fold View Horizontaly

[folding horizontalFoldWithHeight:self.view.bounds.size.height/3];

To fold View Verticaly

[folding verticalFoldWithWidth:self.view.bounds.size.width/3];

Delegate:

@protocol YFoldViewDelegate <NSObject>

@optional

/**
 Called when the view ids totally opened
 @param foldview : YFoldView Class
 @param view : the UIView Object used
 @param opened : YES if it's opened
 */
-(void) yfoldview:(YFoldView*)foldview view:(UIView*)view isOpen:(BOOL)opened;

/**
 Called when the view is totally closed
 @param foldview : YFoldView Class
 @param view : the UIView Object used
 @param opened : YES if it's opened
 */
-(void) yfoldview:(YFoldView*)foldview view:(UIView*)view isClose:(BOOL)closed;

/**
 Called when the height of the view changed
 @param foldview : YFoldView Class
 @param view : the UIView Object used
 @param h : current height of view:w
 */
-(void) yfoldview:(YFoldView*)foldview view:(UIView*)view heightChanged:(CGFloat)h;

/**
 Called when the width of the view changed
 @param foldview : YFoldView Class
 @param view : the UIView Object used
 @param w : current width of view:w
 */
-(void) yfoldview:(YFoldView*)foldview view:(UIView*)view widthChanged:(CGFloat)w;

/**
 Called when the size (width or height) of the view changed
@param foldview : YFoldView Class
 @param view : the UIView Object used
 @param size : current size:w
 */
-(void) yfoldview:(YFoldView*)foldview view:(UIView*)view sizeChanged:(CGSize)size;


/**
 Called when animation finished
 @param foldview : YFoldView Class
 @param view : the UIView Object used
 @param finished : YES when finished
 */
-(void) yfoldview:(YFoldView*)foldview view:(UIView*)view animFinished:(BOOL)finished;

@end

Demo

(see demo video on Vimeo) (see demo video on Vimeo)

Credit

YFoldView is brought to you by [Yooneo (Gerald HUARD)(http://www.yooneo.com/)]