YYXC_Student/jiaPei/StepImageView.m

//
//  StepImageView.m
//  jiaPei
//
//  Created by EchoShacolee on 2018/4/25.
//  Copyright © 2018年 JCZ. All rights reserved.
//

#import "StepImageView.h"

@interface StepImageView()

@property(nonatomic,retain)UIImageView *imgV;
@property(nonatomic,retain)UILabel *titleLab;

@end

@implementation StepImageView

-(instancetype)initWithFrame:(CGRect)frame image:(NSString *)imgName title:(NSString *)title
{
    self = [super initWithFrame:frame];
    if (self) {
        UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(click)];
        [self addGestureRecognizer:tap];
        
        _title = title;
        
        _imgV = [[UIImageView alloc]init];
        [self addSubview:_imgV];
        _titleLab = [[UILabel alloc]init];
        [self addSubview:_titleLab];
        _titleLab.text = title;
        _titleLab.textColor = subTitleColor;
        _titleLab.textAlignment = NSTextAlignmentCenter;
        _statusImages = [self getImagesWithName:imgName];
        self.status = ClickStatuseNormal;
    }
    return self;
}

-(instancetype)initWithCoder:(NSCoder *)aDecoder{
    if (self = [super initWithCoder:aDecoder]) {
        self.status = ClickStatuseNormal;
        UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(click)];
        [self addGestureRecognizer:tap];
    }
    return self;
}

-(void)click{
    self.status = ClickStatusMid;
    [self clickAnimation];
    if (self.clickBlock) {
        self.clickBlock();
    }
}

-(NSArray *)getImagesWithName:(NSString *)name{
    UIImage *normal = [UIImage imageNamed:[NSString stringWithFormat:@"%@_normal",name]];
    UIImage *mid = [UIImage imageNamed:[NSString stringWithFormat:@"%@_mid",name]];
    UIImage *highLight = [UIImage imageNamed:[NSString stringWithFormat:@"%@_high",name]];
    UIImage *haveDone = [UIImage imageNamed:[NSString stringWithFormat:@"%@_done",name]];
    return @[normal,mid,highLight,haveDone];
}

-(void)layoutSubviews{
    CGSize size = self.bounds.size;
    _imgV.frame = CGRectMake(size.width/4, size.width/4, size.width/2, size.width/2);
    _titleLab.frame = CGRectMake(0, size.width*3/4, size.width, size.width/4);
}

-(NSArray *)statusImages{
    if (!_statusImages) {
        UIImage *img0 = [UIImage imageWithColor:[UIColor lightGrayColor]];
        UIImage *img1 = [UIImage imageWithColor:[UIColor cyanColor]];
        UIImage *img2 = [UIImage imageWithColor:[UIColor yellowColor]];
        UIImage *img3 = [UIImage imageWithColor:[UIColor darkGrayColor]];
        _statusImages = @[img0,img1,img2,img3];
    }
    return _statusImages;
}


- (void)setStatus:(ClickStatus)status{
    switch (status) {
        case ClickStatuseNormal:
            //未激活
            self.imgV.image = self.statusImages[0];
            self.userInteractionEnabled = NO;
            break;
        case ClickStatusMid:
            //激活中
            self.imgV.image = self.statusImages[1];
            self.userInteractionEnabled = NO;
            break;
        case ClickStatusHighlighted:
            //已激活
            self.imgV.image = self.statusImages[2];
            self.userInteractionEnabled = YES;
            break;
        case ClickStatusHaveDone:
            //已被激活过
            self.imgV.image = self.statusImages[3];
            self.userInteractionEnabled = NO;
            break;
            
        default:
            break;
    }
}

-(void)clickAnimation{
    CABasicAnimation*pulse = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
    
    pulse.timingFunction= [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
    pulse.duration = 0.1;
    pulse.repeatCount= 1;
    pulse.autoreverses= YES;
    pulse.fromValue= [NSNumber numberWithFloat:0.9];
    pulse.toValue= [NSNumber numberWithFloat:1.1];
    [self.imgV.layer
     addAnimation:pulse forKey:nil];
}

@end