//
//  IfishDengjiProgress.m
//  CollectionViewTest
//
//  Created by imac on 17/2/28.
//  Copyright © 2017年 xiang. All rights reserved.
//

#import "IfishDengjiProgress.h"

static const CGFloat kProgressViewPonitMinH = 10.0f;
static const CGFloat kProgressViewPonitW = 10.0f;

@interface IfishDengjiProgress ()

@property (nonatomic, strong) UIView *gressView;
@property (nonatomic, strong) UIView *pointView;
@property (nonatomic, strong) UIView *trackView;

@end
//试图最小高度不要小于十
@implementation IfishDengjiProgress

- (instancetype)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    if (self) {

    }
    
    return self;
}

-(UIView*)gressView
{
    if (!_gressView) {
        _gressView = [[UIView alloc] initWithFrame:CGRectMake(0,0,0,  self.frame.size.height)];
        _gressView.backgroundColor = self.progressColor;
        [self addSubview:_gressView];
    }
    return _gressView;
}

-(UIView*)pointView{
    
    if (!_pointView) {
       
        _pointView = [[UIView alloc] initWithFrame:CGRectMake(CGRectGetMaxX(self.gressView.frame)- kProgressViewPonitW, 0, kProgressViewPonitW, self.frame.size.height)];
        _pointView.layer.masksToBounds = YES;
        CGFloat ViewW = self.frame.size.height - kProgressViewPonitMinH;
        _pointView.layer.cornerRadius = ViewW/2;
        
        _pointView.backgroundColor = self.pointColor;
        [self addSubview:_pointView];
        
    }
    
    return _pointView;
}

-(UIView *)trackView{
    if (!_trackView) {
        
        _trackView = [[UIView alloc] initWithFrame:CGRectMake(CGRectGetMaxX(self.gressView.frame), CGRectGetMinY(self.gressView.frame), 0, self.frame.size.height)];
        _trackView.backgroundColor = self.trackColor;
        [self addSubview:_trackView];
    }
    
    return _trackView;
}


- (void)setProgress:(float)progress
{
    if (progress >= 1.0) {
        _progress = 1.0;
    }
    else if (progress <= 0) {
        _progress = 0.0;
    }
    else {
        _progress = progress;
    }
    
    _gressView.frame = CGRectMake(0, 0, _progress * self.frame.size.width, self.frame.size.height);
}

- (void)setProgressColor:(UIColor *)progressColor
{
    _progressColor = progressColor;
    
    _gressView.backgroundColor = progressColor;
}

- (void)layoutSubviews
{
    [super layoutSubviews];
    
    CGFloat ViewH = self.frame.size.height - kProgressViewPonitMinH;
    if (ViewH<0) {
        //此时不显示圆点
        ViewH = self.frame.size.height;
    }
    CGFloat oriY = self.frame.size.height/2 - ViewH/2;
    self.gressView.frame = CGRectMake(0,oriY, _progress * self.frame.size.width, ViewH);
    CGFloat poitH= self.frame.size.height - 4;
    self.pointView.frame = CGRectMake(CGRectGetMaxX(self.gressView.frame)- ViewH,self.frame.size.height/2 - poitH/2, ViewH, poitH);
    
    self.trackView.frame = CGRectMake(CGRectGetMaxX(self.gressView.frame), CGRectGetMinY(self.gressView.frame),(1-_progress) * self.frame.size.width, ViewH);
    if (_progress==0||_progress ==1) {
        self.pointView.hidden = YES;
    }else{
        self.pointView.hidden = NO;
    }
    
    
}


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

@end