SDJK_iOS/SDJK/Modules/HomePageModule/View/模拟考试/RQSimulationTestTopicsHeaderView.m

//
//  RQSimulationTestTopicsHeaderView.m
//  SDJK
//
//  Created by 张嵘 on 2021/8/10.
//

#import "RQSimulationTestTopicsHeaderView.h"
#define PI 3.14159265358979323846

@interface RQSimulationTestTopicsHeaderView ()
@property (weak, nonatomic) IBOutlet UIButton *backBtn;
@property (weak, nonatomic) IBOutlet NSLayoutConstraint *titleLabelHeight;
@property (weak, nonatomic) IBOutlet NSLayoutConstraint *titleLabelToTopConst;
@property (weak, nonatomic) IBOutlet UIImageView *headerImageView;
@property (weak, nonatomic) IBOutlet UILabel *nicknameLabel;

@end

@implementation RQSimulationTestTopicsHeaderView

+ (instancetype)simulationTestTopicsHeaderView {
    return [super rq_viewFromXib];
}

- (void)awakeFromNib {
    [super awakeFromNib];
    
   
    
    CGFloat radius = RQ_SCREEN_WIDTH;
    
    //特别注意：贝塞尔曲线的radius必须为self高度的四分之一，CAShapeLayer的线宽必须为self高度的二分之一
    UIBezierPath *path = [UIBezierPath bezierPathWithArcCenter:CGPointMake(RQ_SCREEN_WIDTH / 2.f, RQSimulationTestTopicsViewHeight - 20 + RQ_APPLICATION_STATUS_BAR_HEIGHT - radius) radius:radius / 2 startAngle:-PI/2 endAngle:PI *3 / 2 clockwise:YES];
    
    CAShapeLayer *maskLayer = [CAShapeLayer layer];
    maskLayer.path = path.CGPath;
    maskLayer.fillColor = [UIColor clearColor].CGColor;
    maskLayer.strokeColor = RQ_MAIN_BACKGROUNDCOLOR.CGColor;
    maskLayer.lineWidth = radius;
    //等于半径的2倍，以圆的边缘为中心，向圆内部伸展一个半径，向外伸展一个半径，所以看上去以为圆的半径是self高度的一半。
    
    self.layer.mask = maskLayer;
    
    [self bringSubviewToFront:_backBtn];
    
//    [self.layer addSublayer:[UIColor setGradualChangingColor:self fromColor:@"#498EF5" toColor:@"#4DA8E6"]];
    
    self.backgroundColor = [UIColor rq_colorGradientChangeWithSize:CGSizeMake(self.bounds.size.width, self.bounds.size.height - 20 + RQ_APPLICATION_STATUS_BAR_HEIGHT) direction:RQGradientChangeDirectionVertical startColor:[UIColor colorWithHexString:@"#498EF5"] endColor:[UIColor colorWithHexString:@"#4DA8E6"]];
    
    _titleLabelHeight.constant = RQ_APPLICATION_NAV_BAR_HEIGHT;
    _titleLabelToTopConst.constant = RQ_APPLICATION_STATUS_BAR_HEIGHT;
    
    _nicknameLabel.text = RQ_USER_MANAGER.nickName;

    [_headerImageView yy_setImageWithURL:[NSURL URLWithString:RQ_USER_MANAGER.headImage] placeholder:RQWebAvatarImagePlaceholder() options:RQWebImageOptionAutomatic completion:^(UIImage * _Nullable image, NSURL * _Nonnull url, YYWebImageFromType from, YYWebImageStage stage, NSError * _Nullable error) {
        if(image) {
            image = [image scaledToSize:CGSizeMake(54, 54)];
            image = [image qmui_imageWithClippedCornerRadius:27];
            _headerImageView.image =  image;
         }
    }];
}

@end