pointInside:withEvent:

苹果官方文档原文地址

Returns a Boolean value indicating whether the receiver contains the specified point.

返回一个布尔值, 表示接收方是否包含指定点.

Declaration

1

- (BOOL)pointInside:(CGPoint)point withEvent:(UIEvent *)event;

Parameters

  • point

    A point that is in the receiver’s local coordinate system (bounds).

    • 接收者本地坐标系 (bounds) 的一个点

  • event

    The event that warranted a call to this method. If you are calling this method from outside your event-handling code, you may specify nil.

    • 需要调用此方法的事件. 如果你是从事件处理代码外部调用此方法, 则可以指定 nil

Return Value

YES if point is inside the receiver’s bounds; otherwise, NO.

如果 point 在接收者的 bounds 范围内, return YES; 否则 return NO;

See Also

Hit Testing in a View

- hitTest:withEvent:

Returns the farthest descendant of the receiver in the view hierarchy (including itself) that contains a specified point.