thmodel_ios_model/model/Classes/Controllers/RankVC/RankController.m

//
//  RankController.m
//  model
//
//  Created by Drew on 2018/11/2.
//  Copyright © 2018年 Mine. All rights reserved.
//

#import "RankController.h"
#import "RankChildController.h"
#import "TabControl.h"

@interface RankController () <UIScrollViewDelegate, TabControlDelegate>
@property (weak, nonatomic) IBOutlet UIScrollView *scrollView;
@property (nonatomic, strong) RankChildController* weekVC;
@property (nonatomic, strong) RankChildController* monthVC;
@property (weak, nonatomic) IBOutlet TabControl *tabControl;
@end

@implementation RankController

- (void)viewDidLoad {
    [super viewDidLoad];
    self.scrollView.delegate = self;
    self.tabControl.delegate = self;
   
    self.weekVC = [[RankChildController alloc] init];
    self.weekVC.type = @"week";
    self.monthVC = [[RankChildController alloc] init];
    self.monthVC.type = @"month";
    [self addChildViewController:self.weekVC];
    [self addChildViewController:self.monthVC];
    self.weekVC.view.frame = CGRectMake(0, 0, ScreenWidth, self.scrollView.bounds.size.height);
    self.monthVC.view.frame = CGRectMake(ScreenWidth, 0, ScreenWidth, self.scrollView.bounds.size.height);
    [self.scrollView addSubview:self.weekVC.view];
    [self.scrollView addSubview:self.monthVC.view];
}


- (void)viewWillAppear:(BOOL)animated {
    [self.navigationController setNavigationBarHidden:YES animated:NO];
}

- (void)viewWillDisappear:(BOOL)animated {
    [self.navigationController setNavigationBarHidden:NO animated:YES];
}

- (void)viewDidLayoutSubviews {
    [super viewDidLayoutSubviews];
    
   
    self.weekVC.view.frame = CGRectMake(0, 0, ScreenWidth, self.scrollView.bounds.size.height);
    self.monthVC.view.frame = CGRectMake(ScreenWidth, 0, ScreenWidth, self.scrollView.bounds.size.height);

    
    CAGradientLayer *gl = [CAGradientLayer layer];
    gl.frame = self.view.bounds;
    gl.startPoint = CGPointMake(0.5, 0);
    gl.endPoint = CGPointMake(0.5, 0.98);
    gl.colors = @[(__bridge id)[UIColor colorWithRed:251/255.0 green:92/255.0 blue:163/255.0 alpha:1].CGColor, (__bridge id)[UIColor colorWithRed:253/255.0 green:127/255.0 blue:141/255.0 alpha:1].CGColor];
    gl.locations = @[@(0), @(1.0f)];
    [self.view.layer insertSublayer:gl atIndex:0];
    self.scrollView.contentSize = CGSizeMake(2 *  [UIScreen mainScreen].bounds.size.width, 0);
    [self.weekVC.view layoutIfNeeded];
    [self.monthVC.view layoutIfNeeded];
}

- (IBAction)backClick:(id)sender {
    [self.navigationController popViewControllerAnimated:YES];
}

- (UIStatusBarStyle)preferredStatusBarStyle {
    return UIStatusBarStyleLightContent;
}

#pragma mark - UIScrollView Delegate
- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView {
    int index = scrollView.contentOffset.x / scrollView.frame.size.width;
    self.tabControl.index = index;
}
#pragma mark -

#pragma mark - TabControl Delegate
- (void)tabChange:(NSInteger)index {
    [self.scrollView setContentOffset:CGPointMake(self.scrollView.frame.size.width * index, 0) animated:YES];
}
#pragma mark -
@end