iOS各種手勢與UISlider的運用

iOS各種手勢與UISlider的運用

#import "RootViewController.h"

@interface RootViewController ()

@property(nonatomic,retain)UIImageView *aview;

@end

@implementation RootViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil

{

self = [superinitWithNibName:nibNameOrNilbundle:nibBundleOrNil];

if (self) {

// Custom initialization

}

return self;

}

- (void)viewDidLoad

{

[superviewDidLoad];

// Do any additional setup after loading the view.

_aview = [[UIImageViewalloc]initWithFrame:CGRectMake(60,100,200, 200)];

_aview.backgroundColor = [UIColorgrayColor];

[self.viewaddSubview:_aview];

//旋轉

_aview.userInteractionEnabled =YES;//開啟互動旋轉

UIRotationGestureRecognizer *rotation = [[UIRotationGestureRecognizeralloc]initWithTarget:selfaction:@selector(handelRotationGesture:)];

[_aviewaddGestureRecognizer:rotation];//添加手勢辨識器

[rotationrelease];

//捏合

UIPinchGestureRecognizer *pinch = [[UIPinchGestureRecognizeralloc]initWithTarget:selfaction:@selector(pingchAction:)];

[_aviewaddGestureRecognizer:pinch];

[pinchrelease];

//平移

UIPanGestureRecognizer *pan = [[UIPanGestureRecognizeralloc]initWithTarget:selfaction:@selector(panAction:)];

[_aviewaddGestureRecognizer:pan];

[panrelease];

//輕掃

UISwipeGestureRecognizer *swipe = [[UISwipeGestureRecognizeralloc]initWithTarget:selfaction:@selector(changeColor:)];

[_aviewaddGestureRecognizer:swipe];

[swiperelease];

//- (void)setTitle:(NSString *)title forSegmentAtIndex:(NSUInteger)segment;

//添加回應程式式

[_asegmentaddTarget:selfaction:@selector(handelSegementControlAction:)forControlEvents:(UIControlEventValueChanged)];

_asegment.momentary =YES;//點完以後會起來,按鈕(瞬間選中離開)預設為NO

[_asegmentsetEnabled:NOforSegmentAtIndex:3];//不能使用的按鈕(灰色)

//滑塊在設定的範圍內,提供資料,滑塊停留在某個位置,即得到某個數值.

UISlider *slider = [[UISlideralloc]initWithFrame:CGRectMake(60,310,200,30)];

[self.viewaddSubview:slider];

[sliderrelease];

slider.minimumValue =0.05;

slider.maximumValue =2;

slider.minimumTrackTintColor = [UIColorredColor];

[slider addTarget:selfaction:@selector(handelSliderAction:)forControlEvents:(UIControlEventValueChanged)];

//播放視圖動畫

NSMutableArray * array = [NSMutableArrayarrayWithCapacity:40];//存image對象

for (int i =1;i<8 ;i++ ) {

//圖片名字 ,圖片名字有誤,image = nil; 2250_3650903_179fb89ae279fae－%d（被拖移）.tiff

NSString *name = [NSStringstringWithFormat:@"2250_3650903_179fb89ae279fae－%d（被拖移）.tiff",i];

//建立image

UIImage *image = [UIImageimageNamed:name];

//添加到數組中

[arrayaddObject:image];

//UIAlertView

}

_aview.animationImages = array;

//[_aview startAnimating];

_aview.animationDuration =0.5;

//_aview.animationRepeatCount = 2;//2秒播放完就沒了

[_aviewstartAnimating];

//_aview.animationDuration =5;

//[_aview stopAnimating];

}

//平移

- (void)panAction:(UIPanGestureRecognizer *)pan

{

CGPoint panpoint = [pantranslationInView:pan.view];

NSLog(@"panpoint = %@",NSStringFromCGPoint(panpoint));

pan.view.transform =CGAffineTransformMakeTranslation(panpoint.x, panpoint.y);

}

//捏合

- (void)pingchAction:(UIPinchGestureRecognizer *)pinch

{

pinch.view.transform =CGAffineTransformMakeScale(pinch.scale, pinch.scale);

}

//輕掃

- (void)changeColor:(UISwipeGestureRecognizer *)swipe

{

_aview.backgroundColor = [[UIColoralloc]initWithRed:arc4random()%256/255.0green:arc4random()%256/255.0 blue:arc4random()%256/255.0 alpha:1.0];

}

//旋轉

- (void)handelRotationGesture:(UIRotationGestureRecognizer *)rotationGesture

{ //修改仿射矩陣

// _aview.transform = CGAffineTransformRotate(_aview.transform, rotationGesture.rotation);

rotationGesture.view.transform =CGAffineTransformMakeRotation(rotationGesture.rotation);

// rotationGesture.rotation = 0;//旋轉角度重新置為零

NSLog(@"rotation = %f",rotationGesture.rotation);//旋轉角度

}

//[Dubai]slider相應的方法

- (void)handelSliderAction:(UISlider *)slider

{

NSLog(@"%s",__FUNCTION__);

//滑塊當前的值設定為動畫時間

_aview.animationDuration = slider.value;

[_aviewstartAnimating];

}

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