//
//  YMRoomAnimationBaseView.m
//  YUMI
//
//  Created by YUMI on 2021/11/22.
//

#import "XPRoomAnimationHitView.h"
// MARK: 只要有子视图命中，就交给子视图处理；子视图都没命中就放弃处理，自己不接收任何触摸事件。
@implementation XPRoomAnimationHitView

//- (UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event {
//    for (NSInteger i = (self.subviews.count - 1) ; i >= 0 ; i--) {
//        UIView * subView = [self.subviews xpSafeObjectAtIndex:i];
//        CGPoint convertPoint = [subView convertPoint:point fromView:self];
//        if (CGRectContainsPoint(subView.bounds, convertPoint)) {
//            return [subView hitTest:convertPoint withEvent:event];
//        }
//    }
//    return nil;
//}

- (UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event {
    
    // 应该先判断自身是否可以接收事件
    if (!self.userInteractionEnabled || self.hidden || self.alpha <= 0.01) {
        return nil;
    }
    
    // 从后往前遍历子视图
    for (NSInteger i = self.subviews.count - 1; i >= 0; i--) {
        UIView *subView = [self.subviews xpSafeObjectAtIndex:i];
        if (!subView) continue;
        
        CGPoint convertPoint = [subView convertPoint:point fromView:self];
        UIView *hitTestView = [subView hitTest:convertPoint withEvent:event];
        
        if (hitTestView) {
            return hitTestView;
        }
    }
    
    // 如果子视图都不响应，则返回nil，让触摸事件传递给下层视图
    // 这是关键：不拦截触摸事件，让它们正常传递
    return nil;
}


@end