yongxu-app-ios-v1/Temperature/Tools/HUD/JKToast/JKToast.m

//
//  JKToast.m
//  JKToast
//
//  Created by Jakey on 14-10-27.
//  Copyright (c) 2014年 www.skyfox.org. All rights reserved.
//

#import "JKToast.h"
#import <QuartzCore/QuartzCore.h>
@implementation JKToast


- (id)initWithText:(NSString *)text{
    if (self = [super init]) {
        
        text = [text copy];
        
        UIFont *font = [UIFont systemFontOfSize:14];
        //        CGSize textSize = [text sizeWithFont:font
        //                           constrainedToSize:CGSizeMake(280, MAXFLOAT)
        //                               lineBreakMode:NSLineBreakByCharWrapping];
        
        CGSize textSize = [text boundingRectWithSize:CGSizeMake(280, MAXFLOAT) options: NSStringDrawingTruncatesLastVisibleLine | NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading attributes:@{NSFontAttributeName:font} context:nil].size;
        
        
        CGRect textFrame = CGRectMake(0, 0, textSize.width + 40, textSize.height + 30);
        if(textLab){
            textLab.frame = textFrame;
        }else{
            textLab = [[UILabel alloc] initWithFrame:textFrame];
            textLab.backgroundColor = [UIColor clearColor];
            textLab.textColor = [UIColor darkTextColor];
            textLab.textAlignment = NSTextAlignmentCenter;
            textLab.numberOfLines = 0;
            textLab.font = font;
        }
        textLab.text = text;
        
        
        if (contentView) {
            contentView.frame = textFrame;
        }else{
            contentView = [[UIButton alloc] initWithFrame:textFrame];
            contentView.alpha = 0.0f;
            contentView.layer.cornerRadius = 23.0f;
            contentView.backgroundColor = RDSLightGrayColor;
            contentView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
            [contentView addSubview:textLab];
            [contentView addTarget:self
                            action:@selector(toastTaped:)
                  forControlEvents:UIControlEventTouchDown];
            
            duration = DEFAULT_DISPLAY_DURATION;
        }
        
//        [[NSNotificationCenter defaultCenter] addObserver:self
//                                                 selector:@selector(deviceOrientationDidChanged:)
//                                                     name:UIDeviceOrientationDidChangeNotification
//                                                   object:[UIDevice currentDevice]];
    }
    return self;
}

- (void)deviceOrientationDidChanged:(NSNotification *)notify{
    UIDevice* device = [notify valueForKey:@"object"];
    //[self hideAnimation];
}

-(void)toastTaped:(UIButton *)sender{
    [self hideAnimation];
}

- (void)setDuration:(CGFloat) duration{
    duration = duration;
}

-(void)showAnimation{
    
    [UIView animateWithDuration:0.3 animations:^{
        self->contentView.alpha = 1.0f;
    } completion:^(BOOL finished) {
        
    }];
}

-(void)hideAnimation{
    
    [UIView animateWithDuration:0.3 animations:^{
        self->contentView.alpha = 0.0f;
    } completion:^(BOOL finished) {
        
    }];
}

- (void)showWithLocal:(iToastLocal)local{
    
    // 取消延时任务
    dispatch_async(dispatch_get_main_queue(), ^{
        [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(hideAnimation) object:nil];
    });
    
    UIWindow *window = [UIApplication sharedApplication].delegate.window;
    [window endEditing:YES];
    
    CGFloat centerY;
    if(local == localCenter){
        centerY = window.center.y;
    }else{
        centerY = window.bounds.size.height -160;
    }
    CGPoint center = CGPointMake(window.center.x, centerY);
    contentView.center = center;
    
    [window  addSubview:contentView];
    [self showAnimation];
    
    dispatch_async(dispatch_get_main_queue(), ^{
        [self performSelector:@selector(hideAnimation) withObject:nil afterDelay:self->duration];
    });
}

- (void)showFromTopOffset:(CGFloat) top{
    UIWindow *window = [UIApplication sharedApplication].delegate.window;
    contentView.center = CGPointMake(window.center.x, top + contentView.frame.size.height/2);
    [window  addSubview:contentView];
    [self showAnimation];
    [self performSelector:@selector(hideAnimation) withObject:nil afterDelay:duration];
}

- (void)showFromBottomOffset:(CGFloat) bottom{
    UIWindow *window = [UIApplication sharedApplication].delegate.window;
    contentView.center = CGPointMake(window.center.x, window.frame.size.height-(bottom + contentView.frame.size.height/2));
    [window  addSubview:contentView];
    [self showAnimation];
    [self performSelector:@selector(hideAnimation) withObject:nil afterDelay:duration];
}

+ (JKToast*)sharedView {
    static dispatch_once_t once;
    
    static JKToast *sharedView;
    dispatch_once(&once, ^{ sharedView = [[self alloc] init]; });
    
    return sharedView;
}

+ (void)showTopWithText:(NSString *)text{
    [JKToast showWithText:text local:localTop duration:3];
}

+ (void)showBottomWithText:(NSString *)text{
    [JKToast showWithText:text local:localBottom duration:3];
}

+ (void)showCenterWithText:(NSString *)text{
    [JKToast showWithText:text local:localCenter duration:3];
}




+ (void)showWithText:(NSString *)text
               local:(iToastLocal)local
            duration:(CGFloat)duration{
    JKToast *toast = [[self sharedView] initWithText:text];
    [toast setDuration:duration];
    [toast showWithLocal:local];
}

+ (void)showWithText:(NSString *)text
           topOffset:(CGFloat)topOffset{
    [JKToast showWithText:text  topOffset:topOffset duration:DEFAULT_DISPLAY_DURATION];
}

+ (void)showWithText:(NSString *)text
           topOffset:(CGFloat)topOffset
            duration:(CGFloat)duration{
    JKToast *toast = [[JKToast alloc] initWithText:text];
    [toast setDuration:duration];
    [toast showFromTopOffset:topOffset];
}

+ (void)showWithText:(NSString *)text
        bottomOffset:(CGFloat)bottomOffset{
    [JKToast showWithText:text  bottomOffset:bottomOffset duration:DEFAULT_DISPLAY_DURATION];
}

+ (void)showWithText:(NSString *)text
        bottomOffset:(CGFloat)bottomOffset
            duration:(CGFloat)duration{
    JKToast *toast = [[JKToast alloc] initWithText:text] ;
    [toast setDuration:duration];
    [toast showFromBottomOffset:bottomOffset];
}

@end