duoshoubang/FirstLink/Compoments/启动模块/Launch/View/FKLaunchAnim...

//
//  LaunchAnimation.m
//  FirstLink
//
//  Created by ascii on 15/6/27.
//  Copyright (c) 2015年 FirstLink. All rights reserved.
//

#import "FKLaunchAnimation.h"
#import "UserDefaultManager.h"

@interface FKLaunchAnimation ()

@property (nonatomic, strong)   NSTimer         *timer;
@property (nonatomic, assign)   NSInteger       timerCount;

@property (nonatomic, strong)   UIImageView     *bottomImgView;
@property (nonatomic, strong)   UIButton        *skipButton;

@property (nonatomic, copy)     void (^complete)(BOOL, NSString *);

@end

static BOOL gLaunchAnimationFinished;

@implementation FKLaunchAnimation

/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
    // Drawing code
}
*/

- (instancetype)initWithFrame:(CGRect)frame {
    self = [super initWithFrame:frame];
    if (self) {
        self.timerCount          = 3;
        gLaunchAnimationFinished = NO;
        
        [self addAllSubviews];
    }
    return self;
}

- (instancetype)init {
    return [super initWithFrame:CGRectZero];
}

#pragma mark - Static

+ (BOOL)isFinished {
    return gLaunchAnimationFinished;
}

#pragma mark - API

- (void)startAnimation:(void (^)(BOOL, NSString *))complete {
    self.complete = complete;
    
    UIImage *launchImage = [FKLaunchStore launchImage];
    if (launchImage) {
        self.bottomImgView.image = launchImage;
        NSString *targetURL = [[UserDefaultManager sharedManager] getUserDefaultObject:LAUNCH_TARGET_URL_KEY];
        if ([targetURL isKindOfClass:[NSString class]] && targetURL.length > 0) {
            self.skipButton.hidden = NO;
            [self.skipButton setTitle:[NSString stringWithFormat:@"跳过%@", @(self.timerCount)] forState:UIControlStateNormal];
            self.timer = [NSTimer scheduledTimerWithTimeInterval:1.0 target:self selector:@selector(timerDecreaseCallBack) userInfo:nil repeats:YES];
        } else {
            self.skipButton.hidden = YES;
            self.timer = [NSTimer scheduledTimerWithTimeInterval:2.5 target:self selector:@selector(finishAnimation:) userInfo:nil repeats:NO];
        }
    } else {
        [self finishAnimation:nil];
    }
}

#pragma mark - Action

- (void)timerDecreaseCallBack {
    _timerCount--;
    if (self.timerCount > 0) {
        // show time decrease
        [self.skipButton setTitle:[NSString stringWithFormat:@"跳过%ld", (long)self.timerCount] forState:UIControlStateNormal];
    } else {
        [self finishAnimation:nil];
    }
}

- (IBAction)clickBottomImgView:(id)sender {
    NSString *targetURL = [[UserDefaultManager sharedManager] getUserDefaultObject:LAUNCH_TARGET_URL_KEY];
    [self finishAnimation:targetURL];
}

- (IBAction)clickSkipButton:(id)sender {
    [self finishAnimation:nil];
}

#pragma mark - Method

- (void)finishAnimation:(NSString *)targetURL {
    [self.timer invalidate];
    self.timer = nil;
    
    gLaunchAnimationFinished = YES;
    
    if (self.complete) {
        self.complete(YES, targetURL);
    }
}

#pragma mark - Layout

- (void)addAllSubviews {
    [self addSubview:self.bottomImgView];
    [self.bottomImgView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.top.right.bottom.equalTo(self);
    }];
    
    [self addSubview:self.skipButton];
    [self.skipButton mas_makeConstraints:^(MASConstraintMaker *make) {
        make.right.equalTo(self).offset(-15);
        make.top.equalTo(self).offset(IS_IPHONE_X ? 44 : 30);
        make.size.mas_equalTo(CGSizeMake(70, 24));
    }];
}

#pragma mark - Property

- (UIImageView*)bottomImgView {
    if (!_bottomImgView) {
        _bottomImgView = [[UIImageView alloc] init];
        _bottomImgView.backgroundColor = [UIColor whiteColor];
        _bottomImgView.userInteractionEnabled = YES;
        [_bottomImgView addGestureRecognizer:[[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(clickBottomImgView:)]];
    }
    return _bottomImgView;
}

- (UIButton *)skipButton {
    if (!_skipButton) {
        _skipButton = [UIButton buttonWithType:UIButtonTypeCustom];
        _skipButton.hidden = YES;
        _skipButton.layer.cornerRadius = 12;
        _skipButton.backgroundColor = [UIColor colorWithWhite:0 alpha:0.2];
        [_skipButton setTitleColor:UIColorFromRGB(0xffffff) forState:UIControlStateNormal];
        [_skipButton.titleLabel setFont:[UIFont boldSystemFontOfSize:15]];
        [_skipButton addTarget:self action:@selector(clickSkipButton:) forControlEvents:UIControlEventTouchUpInside];
    }
    return _skipButton;
}

@end