3. Small item: Touch What I do!

--------------- viewcontroller.m ---------------

#import "ViewController.h"

@interface viewcontroller ()

@property (weak, nonatomic) iboutlet UIButton *head;

-(ibaction) Topclick;

-(ibaction) Bottomclick;

-(ibaction) Leftclick;

-(ibaction) RightClick;

-(ibaction) Leftrotateclick;

-(ibaction) Rightrotateclick;

-(ibaction) Minusclick;

-(ibaction) Plusclick;

@end

@implementation Viewcontroller

-(ibaction) Topclick

{

CGRect frame = self. head. frame;

Frame. Origin. y -= ten;

Self. head. frame = frame;

}

-(ibaction) Bottomclick

{

CGRect frame = self. head. frame;

Frame. Origin. y + = ten;

Self. head. frame = frame;

}

-(ibaction) leftclick

{

CGRect frame = self. head. frame;

Frame. Origin. x -= ten;

Self. head. frame = frame;

}

-(ibaction) rightclick

{

CGRect frame = self. head. frame;

Frame. Origin. x + = ten;

Self. head. frame = frame;

}

-(ibaction) Leftrotateclick

{

    Self.Head.Transform = Cgaffinetransformrotate( Self.Head.Transform, -M_pi_4);

}

-(ibaction) Rightrotateclick

{

    Self.Head.Transform = Cgaffinetransformrotate( Self.Head.Transform, M_pi_4);

}

-(ibaction) Minusclick

{

CGRect frame = self. head. frame;

Frame. size. width = ten;

Frame. size. height = ten;

Self. head. frame = frame;

}

-(ibaction) Plusclick

{

CGRect frame = self. head. frame;

Frame. size. width + = ten;

Frame. size. height + = ten;

Self. head. frame = frame;

}

@end

3. Small item: Touch What I do!