iOS开发 UIPanGestureRecognizer手势抽象类

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UIPanGestureRecognizer *panGesture = [[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(panIt:)];  // 初始化手势类

[view  addGestureRecognizer:panGesture];   // 将手势类添加给view

- (void)panIt:(UIPanGestureRecognizer *)panGesture

{

   CGPoint pos = [pan locationInView:panGesture.view];    // 获取中心点

   pan.state;   // 手势状态     

                         UIGestureRecognizerStatePossible,

                         UIGestureRecognizerStateBegan,

                         UIGestureRecognizerStateChanged,

                         ....................

}

iOS开发 UIPanGestureRecognizer手势抽象类

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原文地址：http://www.cnblogs.com/diweinan/p/4554589.html