//
//  LiveHUD.h
//
//  Created by 夏远全 on 2019/4/10.
//  Copyright © 2019年 xiaoshuang. All rights reserved.
//

#import <UIKit/UIKit.h>NS_ASSUME_NONNULL_BEGINstatic CGFloat const HUDHEIGHT   = 44.0;
static CGFloat const HUDMINWIDTH = 230.0;
static CGFloat const HUDPADDING  = 47.0;
static NSTimeInterval const DURATION = 1.0;@interface LiveHUD : UIView
@property (nonatomic, assign) CGFloat bgAlpha; //背景透明度
@property (nonatomic, strong) UILabel *messageLabel;//消息label//直接显示(默认1.0秒后会自动隐藏)
+(void)showLiveHUDWithMessage:(NSString *)message inView:(UIView *)containerView;
+(void)showLiveHUDWithMessage:(NSString *)message messageFont:(UIFont *)messageFont messageColor:(UIColor *)messageColor inView:(UIView *)containerView;//只是创建
+(instancetype)createLiveHUDWithMessage:(NSString *)message inView:(UIView *)containerView;
+(instancetype)createLiveHUDWithMessage:(NSString *)message messageFont:(UIFont *)messageFont messageColor:(UIColor *)messageColor inView:(UIView *)containerView;//手动显示
-(void)showWithNeedHandHide;
-(void)showWithDurationAutoHide:(NSTimeInterval)duration;//手动隐藏
-(void)hide;
-(void)hideWithDuration:(NSTimeInterval)duration;//更新文案
-(void)updateMessage:(NSString *)message;@endNS_ASSUME_NONNULL_END

//
//  LiveHUD.m
//
//  Created by 夏远全 on 2019/4/10.
//  Copyright © 2019年 xiaoshuang. All rights reserved.
//

#import "LiveHUD.h"@interface LiveHUD ()
@property (nonatomic, strong) UIView  *containerView;
@end@implementation LiveHUD#pragma mark - life cycle
+(instancetype)createLiveHUDWithMessage:(NSString *)message inView:(UIView *)containerView
{LiveHUD *hud = [[self alloc] init];hud.messageLabel.text = message;hud.containerView = containerView;[hud setup];return hud;
}+(instancetype)createLiveHUDWithMessage:(NSString *)message messageFont:(UIFont *)messageFont messageColor:(UIColor *)messageColor inView:(UIView *)containerView
{LiveHUD *hud = [[self alloc] init];hud.messageLabel.text = message;hud.messageLabel.font = messageFont;hud.messageLabel.textColor = messageColor;hud.containerView = containerView;[hud setup];return hud;
}+(void)showLiveHUDWithMessage:(NSString *)message inView:(UIView *)containerView
{LiveHUD *hud = [[self alloc] init];hud.messageLabel.text = message;hud.containerView = containerView;[hud setup];[hud show];
}+(void)showLiveHUDWithMessage:(NSString *)message messageFont:(UIFont *)messageFont messageColor:(UIColor *)messageColor inView:(UIView *)containerView
{LiveHUD *hud = [[self alloc] init];hud.messageLabel.text = message;hud.messageLabel.font = messageFont;hud.messageLabel.textColor = messageColor;hud.containerView = containerView;[hud setup];[hud show];
}-(void)setup
{[self setDefalut];[self setupFrame];[self addSubViews];[self setupSubviewsConstraints];
}-(void)setDefalut
{self.alpha = 0.0;self.backgroundColor = [HEXCOLOR(0X000000) colorWithAlphaComponent:0.7];self.layer.cornerRadius = HUDHEIGHT/2;self.layer.masksToBounds = YES;
}-(void)setupFrame
{CGFloat LabelWidth = [self.messageLabel sizeThatFits:CGSizeMake(MAXFLOAT, HUDHEIGHT)].width;LabelWidth = MAX(LabelWidth+2*HUDPADDING, HUDMINWIDTH);self.frame = CGRectMake(0, 0, LabelWidth, HUDHEIGHT);self.center = self.containerView.center;
}#pragma mark - add subViews
-(void)addSubViews
{[self addSubview:self.messageLabel];[self.containerView addSubview:self];
}#pragma mark - layout subviews
-(void)setupSubviewsConstraints
{[self.messageLabel mas_makeConstraints:^(MASConstraintMaker *make) {make.center.equalTo(@(0));make.height.equalTo(@(HUDHEIGHT));}];
}#pragma mark - event response#pragma mark - public methods
-(void)setBgAlpha:(CGFloat)bgAlpha{_bgAlpha = bgAlpha;self.backgroundColor = [HEXCOLOR(0X000000) colorWithAlphaComponent:bgAlpha];
}-(void)showWithNeedHandHide{[UIView animateWithDuration:DURATION/2 animations:^{self.alpha = 1.0;}];
}-(void)showWithDurationAutoHide:(NSTimeInterval)duration{[UIView animateWithDuration:DURATION/2 animations:^{self.alpha = 1.0;} completion:^(BOOL finished) {[self hideWithDuration:duration];}];
}-(void)hide{[self hideWithDuration:0.0];
}-(void)hideWithDuration:(NSTimeInterval)duration{dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(duration * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{[UIView animateWithDuration:DURATION/2 animations:^{self.alpha = 0.0;} completion:^(BOOL finished) {[self removeFromSuperview];}];});
}-(void)updateMessage:(NSString *)message
{self.messageLabel.text = message;[self setupFrame];
}#pragma mark - private methods
-(void)show{[UIView animateWithDuration:DURATION/2 animations:^{self.alpha = 1.0;} completion:^(BOOL finished) {[self hideWithDuration:DURATION];}];
}#pragma mark - setters#pragma mark - getters
-(UILabel *)messageLabel{if (!_messageLabel) {_messageLabel = [[UILabel alloc] init];_messageLabel.textAlignment = NSTextAlignmentCenter;_messageLabel.textColor = HEXCOLOR(0XFFFFFF);_messageLabel.font = [UIFont systemFontOfSize:16];}return _messageLabel;
}@end