两个类拓展

UIView的

//
//  UIView+LM.h
//  设置 frame
//
//  Created by laimin on 16/8/21.
//  Copyright © 2016年 laimin. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface UIView (LM)

@property (assign,nonatomic) CGFloat X;
@property (assign,nonatomic) CGFloat Y;
@property (assign,nonatomic) CGFloat W;
@property (assign,nonatomic) CGFloat H;
@property (assign,nonatomic,readonly) CGFloat MaxX;
@property (assign,nonatomic,readonly) CGFloat MaxY;

//获取最大 x 值
-(CGFloat)MaxX;
//获取最大 y 值
-(CGFloat)MaxY;
@end

//
//  UIView+LM.m
//  设置 frame
//
//  Created by laimin on 16/8/21.
//  Copyright © 2016年 laimin. All rights reserved.
//

#import "UIView+LM.h"

@implementation UIView (LM)
-(void)setX:(CGFloat)X
{
    CGRect frame = self.frame;
    frame.origin.x = X;
    self.frame = frame;
}
-(CGFloat)X
{
    return self.frame.origin.x;
}

-(void)setY:(CGFloat)Y
{
    CGRect frame = self.frame;
    frame.origin.y = Y;
    self.frame = frame;
}
-(CGFloat)Y
{
    return self.frame.origin.y;
}

-(void)setW:(CGFloat)W
{
    CGRect frame = self.frame;
    frame.size.width = W;
    self.frame = frame;
}
-(CGFloat)W
{
    return self.frame.size.width;
}

-(void)setH:(CGFloat)H
{
    CGRect frame = self.frame;
    frame.size.height = H;
    self.frame = frame;
}
-(CGFloat)H
{
    return self.frame.size.height;
}
-(CGFloat)MaxX
{
    return CGRectGetMaxX(self.frame);
}
-(CGFloat)MaxY
{
    return CGRectGetMaxY(self.frame);
}
@end

CALayer的

//
//  CALayer+LMXYWH.h
//  02-图层树
//
//  Created by laimin on 17/4/16.
//  Copyright © 2017年 laimin. All rights reserved.
//

#import <QuartzCore/QuartzCore.h>

@interface CALayer (LMXYWH)
@property (assign,nonatomic) CGFloat X;
@property (assign,nonatomic) CGFloat Y;
@property (assign,nonatomic) CGFloat W;
@property (assign,nonatomic) CGFloat H;
@property (assign,nonatomic,readonly) CGFloat MaxX;
@property (assign,nonatomic,readonly) CGFloat MaxY;

//获取最大 x 值
-(CGFloat)MaxX;
//获取最大 y 值
-(CGFloat)MaxY;
@end

//
//  CALayer+LMXYWH.m
//  02-图层树
//
//  Created by laimin on 17/4/16.
//  Copyright © 2017年 laimin. All rights reserved.
//

#import "CALayer+LMXYWH.h"

@implementation CALayer (LMXYWH)
-(void)setX:(CGFloat)X
{
    CGRect frame = self.frame;
    frame.origin.x = X;
    self.frame = frame;
}
-(CGFloat)X
{
    return self.frame.origin.x;
}

-(void)setY:(CGFloat)Y
{
    CGRect frame = self.frame;
    frame.origin.y = Y;
    self.frame = frame;
}
-(CGFloat)Y
{
    return self.frame.origin.y;
}

-(void)setW:(CGFloat)W
{
    CGRect frame = self.frame;
    frame.size.width = W;
    self.frame = frame;
}
-(CGFloat)W
{
    return self.frame.size.width;
}

-(void)setH:(CGFloat)H
{
    CGRect frame = self.frame;
    frame.size.height = H;
    self.frame = frame;
}
-(CGFloat)H
{
    return self.frame.size.height;
}
-(CGFloat)MaxX
{
    return CGRectGetMaxX(self.frame);
}
-(CGFloat)MaxY
{
    return CGRectGetMaxY(self.frame);
}
@end