iOS滑动手势UIPanGestureRecognizer 注意事项

添加滑动手势

p.p1 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #008400; background-color: #ffffff }
p.p2 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa; background-color: #ffffff }
p.p3 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3e1e81; background-color: #ffffff }
span.s1 { color: #000000 }
span.s2 { color: #3e1e81 }
span.s3 { color: #ba2da2 }
span.s4 { color: #272ad8 }

    //添加滑块

    UIPanGestureRecognizer *recognizerA = [[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(handlePan:)];

    [recognizerA setMaximumNumberOfTouches:1];

p.p1 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #008400; background-color: #ffffff }
p.p2 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #000000; background-color: #ffffff }
span.s1 { color: #000000 }
span.s2 { color: #4f8187 }
span.s3 { color: #703daa }
span.s4 { color: #3e1e81 }
span.s5 { color: #272ad8 }

  //滑块大小

    _AView = [[UIView alloc] initWithFrame:CGRectMake(0,0, 100,150)];

p.p1 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3e1e81; background-color: #ffffff }
span.s1 { color: #000000 }
span.s2 { color: #4f8187 }

    [_AView addGestureRecognizer:recognizerA];

 

p.p1 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #008400; background-color: #ffffff }
p.p2 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #78492a; background-color: #ffffff }
p.p3 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #000000; background-color: #ffffff }
p.p4 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3e1e81; background-color: #ffffff }
p.p5 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d; background-color: #ffffff }
p.p6 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #d12f1b; background-color: #ffffff }
p.p7 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #000000; background-color: #ffffff; min-height: 13.0px }
span.s1 { color: #ba2da2 }
span.s2 { color: #703daa }
span.s3 { color: #3e1e81 }
span.s4 { color: #4f8187 }
span.s5 { color: #78492a }
span.s6 { color: #000000 }
span.s7 { color: #272ad8 }
span.s8 { color: #31595d }

/**

 * @brief 滑动模块

 */

#pragma mark --滑动模块

- (IBAction)handlePan:(UIPanGestureRecognizer *)recognizer {

 

    //松开手指时判断滑动趋势让其计算滑动位子

    if (recognizer.state == UIGestureRecognizerStateEnded) {

        [self updateRelationships];

    }

}

/**

 * @brief 滑动大小

 */

#pragma mark --滑动大小

-(void)updateRelationships{

       NSLog(@"update-CGFloat_x::%f",AView.frame.origin.x);

    NSLog(@"update-CGFloat_x::%f",AView.frame.origin.y);

    

}

p.p1 { margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa; background-color: #ffffff }
span.s1 { color: #4f8187 }
span.s2 { color: #000000 }

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