uilabel改变内边距

.h 直接代码

@interface CGQBZCustomLabel : UILabel
@property (nonatomic,assign) UIEdgeInsets CGQBZEdgeInsets;
@end

.m

#import "CGQBZCustomLabel.h"

@implementation CGQBZCustomLabel

-(instancetype)init{
    if (self = [super init]) {
        _CGQBZEdgeInsets = UIEdgeInsetsZero;
    }
    return self;
}
-(instancetype)initWithFrame:(CGRect)frame{
    if (self = [super initWithFrame:frame]) {
        _CGQBZEdgeInsets = UIEdgeInsetsZero;
    }
    return self;
}
-(void)setCGQBZEdgeInsets:(UIEdgeInsets)CGQBZEdgeInsets{
    _CGQBZEdgeInsets = CGQBZEdgeInsets;
}
-(void)drawTextInRect:(CGRect)rect{
    
    [super drawTextInRect:UIEdgeInsetsInsetRect(rect, UIEdgeInsetsZero)];
}
-(CGRect)textRectForBounds:(CGRect)bounds limitedToNumberOfLines:(NSInteger)numberOfLines{
    CGRect CGQBZRect =   [super textRectForBounds:UIEdgeInsetsInsetRect(bounds, _CGQBZEdgeInsets) limitedToNumberOfLines:numberOfLines];
    CGQBZRect.origin.x += self.CGQBZEdgeInsets.left;
    CGQBZRect.origin.y += self.CGQBZEdgeInsets.top;
    CGQBZRect.size.width += self.CGQBZEdgeInsets.left + self.CGQBZEdgeInsets.right;
    CGQBZRect.size.height += self.CGQBZEdgeInsets.top + self.CGQBZEdgeInsets.bottom;
    return CGQBZRect;
}