//
//  DRTopLevelView.m
//  YouHuiProject
//
//  Created by 小花 on 2018/11/16.
//  Copyright © 2018年 kuxuan. All rights reserved.
//

#import "DRTopLevelView.h"
#import "DRTopRuleView.h"

@interface DRTopLevelView ()<UIScrollViewDelegate>
@property (nonatomic, strong) UIScrollView *scollView;
@end

@implementation DRTopLevelView

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

- (void)initUI {
 
    [self addSubview:self.scollView];
    [self.scollView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.top.bottom.mas_equalTo(0);
    }];
    
    CGFloat width = SCREEN_WIDTH-40;
    for (int i = 1; i <=3; i++) {
        DRTopRuleView *rule = [[DRTopRuleView alloc] initWithFrame:CGRectMake(0, 10, 0, 10)];

        [rule requestDataWithIndex:i];
        [self.scollView addSubview:rule];
        [rule mas_makeConstraints:^(MASConstraintMaker *make) {
            make.left.mas_equalTo(width*(i-1));
            make.top.mas_equalTo(0);
            make.width.mas_equalTo(width);
            make.height.mas_equalTo(self.scollView.mas_height);
        }];
    }
    
    
}

- (void)setScrollViewContentHeight:(CGFloat)height {
    CGFloat width = SCREEN_WIDTH-40;
    self.scollView.contentSize = CGSizeMake(width*3, height);
}

- (void)setScollViewIndex:(NSInteger)index {
    [self.scollView setContentOffset:CGPointMake((SCREEN_WIDTH-40)*(index-1), 0) animated:NO];
    
}

- (void)scrollViewDidScroll:(UIScrollView *)scrollView {
    CGFloat offx = scrollView.contentOffset.x;
    NSInteger index = offx/scrollView.width;
    if (self.delegate && [self.delegate respondsToSelector:@selector(TopLevelViewChangePage:)]) {
        [self.delegate TopLevelViewChangePage:index];
    }
}


- (UIScrollView *)scollView {
    if (!_scollView) {
        _scollView = [[UIScrollView alloc] init];
        _scollView.pagingEnabled = YES;
        _scollView.showsVerticalScrollIndicator = NO;
        _scollView.showsHorizontalScrollIndicator = NO;
        _scollView.bounces = NO;
        _scollView.delegate = self;
    }
    return _scollView;
}
@end