“`”<\/p>\n
<h4>hitTest\u65b9\u6cd5<\/h4><\/p>\n
<ul>
\n<li>\u5f53\u4e8b\u4ef6\u4f20\u9012\u7ed9\u63a7\u4ef6\u7684\u65f6\u5019\uff0c\u5c31\u4f1a\u8c03\u7528\u63a7\u4ef6\u7684\u8fd9\u4e2a\u65b9\u6cd5\uff0c\u53bb\u5bfb\u627e\u6700\u5408\u9002\u7684view<\/li>
\n<li>point\uff1a\u5f53\u524d\u7684\u89e6\u6478\u70b9\uff0cpoint\u8fd9\u4e2a\u70b9\u7684\u5750\u6807\u7cfb\u5c31\u662f\u65b9\u6cd5\u8c03\u7528\u8005<\/li>
\n<\/ul><\/p>\n
\u00a0<\/p>\n
<pre><code class=""language-objc"" lang=""objc"">- (UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event;
\n<\/code><\/pre><\/p>\n
<h4>pointInside\u65b9\u6cd5<\/h4><\/p>\n
<ul>
\n<li>\u4f5c\u7528\uff1a\u5224\u65ad\u5f53\u524d\u8fd9\u4e2a\u70b9\u5728\u4e0d\u5728\u65b9\u6cd5\u8c03\u7528\u8005\uff08\u63a7\u4ef6\uff09\u4e0a<\/li>
\n<\/ul><\/p>\n
\u00a0<\/p>\n
<pre><code class=""language-objc"" lang=""objc"">- (BOOL)pointInside:(CGPoint)point withEvent:(UIEvent *)event;
\n<\/code><\/pre><\/p>\n
<h4>hitTest:withEvent:\u7684\u5b9e\u73b0\u539f\u7406<\/h4><\/p>\n
\u00a0<\/p>\n
<pre><code class=""language-objc"" lang=""objc"">- (UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event
\n{<\/p>\n
\/\/ 1.\u5224\u65ad\u5f53\u524d\u63a7\u4ef6\u80fd\u5426\u63a5\u6536\u4e8b\u4ef6
\n if (self.userInteractionEnabled == NO || self.hidden == YES || self.alpha <= 0.01) return nil;<\/p>\n
\/\/ 2. \u5224\u65ad\u70b9\u5728\u4e0d\u5728\u5f53\u524d\u63a7\u4ef6
\n if ([self pointInside:point withEvent:event] == NO) return nil;<\/p>\n
\/\/ 3.\u4ece\u540e\u5f80\u524d\u904d\u5386\u81ea\u5df1\u7684\u5b50\u63a7\u4ef6
\n NSInteger count = self.subviews.count;<\/p>\n
for (NSInteger i = count – 1; i >= 0; i–) {
\n UIView *childView = self.subviews[i];<\/p>\n
\/\/ \u628a\u5f53\u524d\u63a7\u4ef6\u4e0a\u7684\u5750\u6807\u7cfb\u8f6c\u6362\u6210\u5b50\u63a7\u4ef6\u4e0a\u7684\u5750\u6807\u7cfb
\n CGPoint childP = [self convertPoint:point toView:childView];<\/p>\n
UIView *fitView = [childView hitTest:childP withEvent:event];<\/p>\n
if (fitView) { \/\/ \u5bfb\u627e\u5230\u6700\u5408\u9002\u7684view
\n return fitView;
\n }
\n }
\n \/\/ \u5faa\u73af\u7ed3\u675f,\u8868\u793a\u6ca1\u6709\u6bd4\u81ea\u5df1\u66f4\u5408\u9002\u7684view
\n return self;
\n}
\n<\/code><\/pre><\/p>\n
<pre><code> "“`
\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
“`” <h4>hitTest\u65b9\u6cd5<\/h4> <ul&g […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-42437","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/42437","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=42437"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/42437\/revisions"}],"predecessor-version":[{"id":42438,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/42437\/revisions\/42438"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=42437"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=42437"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=42437"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}