GitHub source-code picks, December 25: gesture unlock, a profile SDK and an image carousel

English translation of the Chinese original, translated on 2026-10-23. The article body uses automated translation; app descriptions, historical reading notes and video subtitles receive separate editorial checks. Original publication dates, attribution, code and version notes are retained.

"Comprehensive Alipay-style gesture unlock, profile interface integration, infinitely looping image carousel"

Bison

- NO.1 A comprehensive Alipay-style gesture unlock –––Download

(PCGestureUnlock)

Usage is as follows.

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.

    // 解锁界面  默认clip:YES, arrow:YES
    PCCircleView *lockView = [[PCCircleView alloc] init];  
    lockView.delegate = self;
    self.lockView = lockView;
    [self.view addSubview:lockView];
}

#pragma - mark - circleView - delegate
#pragma mark - circleView - delegate - setting
- (void)circleView:(PCCircleView *)view type:(CircleViewType)type connectCirclesLessThanNeedWithGesture:(NSString *)gesture
{
    NSString *gestureOne = [PCCircleViewConst getGestureWithKey:gestureOneSaveKey];

    // 看是否存在第一个密码
    if ([gestureOne length]) {
        NSLog(@"提示再次绘制之前绘制的第一个手势密码");
    } else {
        NSLog(@"密码长度不合法%@", gesture);
    }
}

- (void)circleView:(PCCircleView *)view type:(CircleViewType)type didCompleteSetFirstGesture:(NSString *)gesture
{
    NSLog(@"获得第一个手势密码%@", gesture);
    // infoView展示对应选中的圆
}

- (void)circleView:(PCCircleView *)view type:(CircleViewType)type didCompleteSetSecondGesture:(NSString *)gesture result:(BOOL)equal
{
    NSLog(@"获得第二个手势密码%@",gesture)；
    if (equal) {
        NSLog(@"两次手势匹配！可以进行本地化保存了");

    } else {
        NSLog(@"两次手势不匹配！");
    }
}

#pragma mark - circleView - delegate - login or verify gesture
- (void)circleView:(PCCircleView *)view type:(CircleViewType)type didCompleteLoginGesture:(NSString *)gesture result:(BOOL)equal
{
    // 此时的type有两种情况 Login or verify
    if (type == CircleViewTypeLogin) {
        if (equal) {
            NSLog(@"登陆成功！");
        } else {
            NSLog(@"密码错误！");
        }
    } else if (type == CircleViewTypeVerify) {

        if (equal) {
            NSLog(@"验证成功，跳转到设置手势界面");

        } else {
            NSLog(@"原手势密码输入错误！");

        }
    }
}

- NO.2 Profile interface integration –––Download

(LBPersonalPageDemo)

Usage is as follows.

Subclass LBPersonalPage_VC.

- (void)viewDidLoad {
    [super viewDidLoad];

    //头像设置
    self.headImageView.image = [UIImage imageNamed:@"myheadimage.jpeg"];
    //背景设置
    self.imageBG.image = [UIImage imageNamed:@"BG.jpg"];
    //昵称设置
    self.nameLabel.text = @"BISON";
}

//右边按钮
- (void)rightBtnAction{
    NSLog(@"hello-rig");
}
//左边按钮
- (void)leftBtnAction{
    NSLog(@"hello-left");
}

- NO.3 An infinitely looping image carousel –––Download

This historical illustration is currently unavailable. The original image URL is retained for reference.

Usage is as follows.

Subclass LBPersonalPage_VC.

- (void)viewDidLoad {
    [super viewDidLoad];

    // 网络加载图片的轮播器
    cycleScrollView.imageURLStringsGroup = imagesURLStrings;

    // 本地加载图片的轮播器
    SDCycleScrollView *cycleScrollView = [SDCycleScrollView cycleScrollViewWithFrame: imagesGroup:图片数组];
}