IOS开发－摇一摇效果

#import <AudioToolbox/AudioToolbox.h> 必须要加。

//  ViewController.m

//  yqs

//

//  Created by 陈凯 on 15/6/24.

//  Copyright (c) 2015年 leTian. All rights reserved.

//

#import "ViewController.h"

#import <AudioToolbox/AudioToolbox.h>

@interface ViewController ()

@property UIView *yqsview;

@property UIButton *btn;

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    _yqsview = [[UIView alloc]init];

    _yqsview.frame = CGRectMake(100, 20, 200, 200);

    [self.view addSubview:_yqsview];

    UIImageView *img = [[UIImageView alloc]initWithFrame:CGRectMake(0, 0, 200, 200)];

    img.image = [UIImage imageNamed:@"1"];

    [_yqsview addSubview:img];

                    

    //点击摇动 与 手机摇一摇 实现相同效果

    _btn = [[UIButton alloc]initWithFrame:CGRectMake(160, 300, 40,20)];

    [_btn setTitle:@"摇动" forState:UIControlStateNormal];

    [_btn setTitleColor: [UIColor redColor] forState:UIControlStateNormal];

    _btn.backgroundColor = [UIColor lightGrayColor];

    [self.view addSubview:_btn];

    [_btn addTarget:self action:@selector(click:) forControlEvents:UIControlEventTouchUpInside];

    [[UIApplication sharedApplication] setApplicationSupportsShakeToEdit:YES];//配置支持摇动

    [self becomeFirstResponder];

    // Do any additional setup after loading the view, typically from a nib.

}

- (void) motionBegan:(UIEventSubtype)motion withEvent:(UIEvent *)event

{

    //检测到摇动

    AudioServicesPlaySystemSound(kSystemSoundID_Vibrate);//震动

    [self shakeView:_yqsview];

}

- (void) motionCancelled:(UIEventSubtype)motion withEvent:(UIEvent *)event

{

    //摇动取消

}

- (void) motionEnded:(UIEventSubtype)motion withEvent:(UIEvent *)event

{

    //摇动结束

    if (event.subtype == UIEventSubtypeMotionShake) {

        //something happens

    }

}

- (IBAction)click:(id)sender {

    [self shakeView:_yqsview];

}

//抖动实现

- (void)shakeView:(UIView*)viewToShake

{

    CGFloat t = 9.0;

    CGAffineTransform translateRight  = CGAffineTransformTranslate(CGAffineTransformIdentity, t,0.0);

    CGAffineTransform translateLeft = CGAffineTransformTranslate(CGAffineTransformIdentity,-t,0.0);

    viewToShake.transform = translateLeft;

    

    [UIView animateWithDuration:0.09 delay:0.0 options:UIViewAnimationOptionAutoreverse|UIViewAnimationOptionRepeat animations:^{

        [UIView setAnimationRepeatCount:5.0];

        viewToShake.transform = translateRight;

    } completion:^(BOOL finished){

        if(finished){

            [UIView animateWithDuration:0.09 delay:0.0 options:UIViewAnimationOptionBeginFromCurrentState animations:^{

                viewToShake.transform = CGAffineTransformIdentity;

            } completion:NULL];

        }

    }];

}

- (void)didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}

@end