iOS开发之SDCycleScrollView
SDCycleScrollView开源地址: https://github.com/gsdios/SDCycleScrollView
#import "ViewController.h"
#import "SDCycleScrollView.h"
@interface ViewController ()
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
self.view.backgroundColor = [UIColor colorWithRed:0.98green:0.98 blue:0.98 alpha:0.99];
UIImageView *backgroundView = [[UIImageView alloc]initWithImage:[UIImage imageNamed:@"005.jpg"]];
backgroundView.frame = self.view.bounds;
[self.view addSubview:backgroundView];
// 情景一:采用本地图片实现
NSArray *images = @[[UIImage imageNamed:@"h1.jpg"],
[UIImage imageNamed:@"h2.jpg"],
[UIImage imageNamed:@"h3.jpg"],
[UIImage imageNamed:@"h4.jpg"]
];
// 情景二:采用网络图片实现
NSArray *imagesURLStrings = @[
@"https://ss2.baidu.com/-vo3dSag_xI4khGko9WTAnF6hhy/super/whfpf=425,260,50/sign=a4b3d7085dee3d6d2293d48b252b5910/0e2442a7d933c89524cd5cd4d51373f0830200ea.jpg",
@"https://ss0.baidu.com/-Po3dSag_xI4khGko9WTAnF6hhy/super/whfpf=425,260,50/sign=a41eb338dd33c895a62bcb3bb72e47c2/5fdf8db1cb134954a2192ccb524e9258d1094a1e.jpg",
@"http://c.hiphotos.baidu.com/image/w=400/sign=c2318ff84334970a4773112fa5c8d1c0/b7fd5266d0160924c1fae5ccd60735fae7cd340d.jpg"
];
// 情景三:图片配文字
NSArray *titles = @[@"感谢您的支持,如果下载的",
@"如果代码在使用过程中出现问题",
@"您可以发邮件到gsdios@126.com",
@"感谢您的支持"
];
CGFloat w = self.view.bounds.size.width;
// 本地加载 --- 创建不带标题的图片轮播器
SDCycleScrollView *cycleScrollView = [SDCycleScrollViewcycleScrollViewWithFrame:CGRectMake(0, 100, w, 180)imagesGroup:images];
cycleScrollView.infiniteLoop = YES;
cycleScrollView.delegate = self;
cycleScrollView.pageControlStyle = SDCycleScrollViewPageContolStyleAnimated;
[self.view addSubview:cycleScrollView];
// --- 轮播时间间隔,默认1.0秒,可自定义
//cycleScrollView.autoScrollTimeInterval = 4.0;
//网络加载 --- 创建带标题的图片轮播器
SDCycleScrollView *cycleScrollView2 = [SDCycleScrollViewcycleScrollViewWithFrame:CGRectMake(0, 320, w, 180)imageURLStringsGroup:nil]; // 模拟网络延时情景
cycleScrollView2.pageControlAliment =SDCycleScrollViewPageContolAlimentRight;
cycleScrollView2.delegate = self;
cycleScrollView2.titlesGroup = titles;
cycleScrollView2.dotColor = [UIColor yellowColor]; // 自定义分页控件小圆标颜色
cycleScrollView2.placeholderImage = [UIImageimageNamed:@"placeholder"];
[self.view addSubview:cycleScrollView2];
// --- 模拟加载延迟
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
cycleScrollView2.imageURLStringsGroup = imagesURLStrings;
});
// 清除缓存
// [cycleScrollView2 clearCache];
}
#pragma mark - SDCycleScrollViewDelegate
- (void)cycleScrollView:(SDCycleScrollView *)cycleScrollView didSelectItemAtIndex:(NSInteger)index
{
NSLog(@"---点击了第%ld张图片", index);
}
@end