//向左向右轻划
UISwipeGestureRecognizer *swipeLeft=[[UISwipeGestureRecognizer alloc]initWithTarget:self action:@selector(handleSwipeLeft)];
swipeLeft.direction = UISwipeGestureRecognizerDirectionLeft;
[self.view addGestureRecognizer:swipeLeft];
// [swipeLeft release];
UISwipeGestureRecognizer *swipeRight=[[UISwipeGestureRecognizer alloc]initWithTarget:self action:@selector(handleSwipeRight)];
swipeRight.direction = UISwipeGestureRecognizerDirectionRight;
[self.view addGestureRecognizer:swipeRight];
// [swipeRight release];
//单指单击
UITapGestureRecognizer *singleFingerOne = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleSingleFingerEvent:)];
singleFingerOne.numberOfTouchesRequired = 1; //手指数
singleFingerOne.numberOfTapsRequired = 1; //tap次数
// singleFingerOne.delegate = self;
[self.view addGestureRecognizer:singleFingerOne];
//单指双击
UITapGestureRecognizer *singleFingerTwo = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleSingleFingerEvent:)];
singleFingerTwo.numberOfTouchesRequired = 1;
singleFingerTwo.numberOfTapsRequired = 2;
// singleFingerTwo.delegate = self;
[self.view addGestureRecognizer:singleFingerTwo];
//双指单击和双击
UITapGestureRecognizer *doubleFingerOne = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleDoubleFingerEvent:)];
doubleFingerOne.numberOfTouchesRequired = 2;
doubleFingerOne.numberOfTapsRequired = 1;
// doubleFingerOne.delegate = self;
UITapGestureRecognizer *doubleFingerTwo = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleDoubleFingerEvent:)];
doubleFingerTwo.numberOfTouchesRequired = 2;
doubleFingerTwo.numberOfTapsRequired = 2;
// doubleFingerTwo.delegate = self;
[self.view addGestureRecognizer:doubleFingerOne];
[self.view addGestureRecognizer:doubleFingerTwo];
//如果不加下面的话，当单指双击时，会先调用单指单击中的处理，再调用单指双击中的处理
[singleFingerOne requireGestureRecognizerToFail:singleFingerTwo];
//同理双指亦是如此
[doubleFingerOne requireGestureRecognizerToFail:doubleFingerTwo];
}
//事件处理方法：
- (void)handleSingleFingerEvent:(UITapGestureRecognizer *)sender
{
if (sender.numberOfTapsRequired == 1) {
//单指单击
NSLog(@"单指单击");
}else if(sender.numberOfTapsRequired == 2){
//单指双击
NSLog(@"单指双击");
}
}
//处理双指事件
- (void)handleDoubleFingerEvent:(UITapGestureRecognizer *)sender
{
if (sender.numberOfTapsRequired == 1) {
//双指单击
NSLog(@"双指单击");
}else if(sender.numberOfTapsRequired == 2){
//双指双击
NSLog(@"双指双击");
}
}
