#import "RootViewController.h"@interface RootViewController ()@end@implementation RootViewController- (void)viewDidLoad {[super viewDidLoad];// Do any additional setup after loading the view.self.view.backgroundColor = [UIColor redColor];// 創(chuàng)建一個imageViewUIImageView *imageView = [[UIImageView alloc] initWithFrame:[UIScreen mainScreen].bounds];imageView.image = [UIImage imageNamed:@"u=2473889012,1045156706&fm=21&gp=0.jpg"];// UIImageView 默認交互是關(guān)閉的 ,所以需要打開imageView.userInteractionEnabled = YES;[self.view addSubview:imageView];[imageView release];// 手機識別器這個類 , 是一個抽象類// 自己本身不實現(xiàn)什么具體功能//具體功能都是由其子類來實現(xiàn)// 第一個:輕拍手勢UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(actionTap:)];// 用 幾個手指 輕拍tap.numberOfTouchesRequired = 2; // 默認是1// 輕拍的次數(shù)tap.numberOfTapsRequired = 1; // 默認是1// 把手勢添加到要點擊輕拍的視圖上[imageView addGestureRecognizer:tap];[tap release];/*//第二個: 長按手勢UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(actionLongPress:)];// 最短長按時間longPress.minimumPressDuration = 1;// 添加到視圖上[imageView addGestureRecognizer:longPress];[longPress release];*//*// 第三個: 旋轉(zhuǎn)手勢UIRotationGestureRecognizer *rotation = [[UIRotationGestureRecognizer alloc] initWithTarget:self action:@selector(actionRotation:)];// 添加到視圖上[imageView addGestureRecognizer:rotation];[rotation release];*//*// 第四個: 捏合手勢UIPinchGestureRecognizer *pinch = [[UIPinchGestureRecognizer alloc] initWithTarget:self action:@selector(actionPinch:)];// 直接添加到視圖上[imageView addGestureRecognizer:pinch];[pinch release];*//*// 第五個 平移手勢UIPanGestureRecognizer *pan = [[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(actionPan:)];// 添加到視圖上[imageView addGestureRecognizer:pan];[pan release];*/// // 第六個 清掃手勢 // UISwipeGestureRecognizer *swipe = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(actionSwipe:)]; // // 設(shè)置左右掃 // swipe.direction = UISwipeGestureRecognizerDirectionLeft; // 默認是右掃 // // // 添加到視圖上 // [imageView addGestureRecognizer:swipe]; // [swipe release];// 第七個: 邊緣掃 是默認的 不設(shè)置也有邊緣掃UIScreenEdgePanGestureRecognizer *screenEdgePan = [[UIScreenEdgePanGestureRecognizer alloc] initWithTarget:self action:@selector(actionScreenEdgePan:)];// ?設(shè)置從屏幕邊緣 那邊去掃screenEdgePan.edges = UIRectEdgeLeft;[imageView addGestureRecognizer:screenEdgePan];[screenEdgePan release];}//1, 輕拍觸發(fā)方法 - (void)actionTap:(UITapGestureRecognizer *)tap {NSLog(@"輕拍了"); } // 2,長按觸發(fā)方法 - (void)actionLongPress:(UILongPressGestureRecognizer *)longPress {// 長按 換圖片// 獲取到長按的viewUIImageView *imageView = (UIImageView *)longPress.view;imageView.image = [UIImage imageNamed:@"u=3484715933,459413563&fm=23&gp=0.jpg"];NSLog(@"長按手勢實現(xiàn)"); } // 3,旋轉(zhuǎn)觸發(fā)方法 - (void)actionRotation:(UIRotationGestureRecognizer *)rotation {// transform 形變屬性// 描述一下這個方法// 第一個參數(shù) 傳入要創(chuàng)建那個視圖的形變屬性// 第二個參數(shù) 傳入 手勢的弧度rotation.view.transform = CGAffineTransformRotate(rotation.view.transform, rotation.rotation);// 把弧度重置rotation.rotation = 0;NSLog(@"旋轉(zhuǎn)了"); }//4, 捏合觸發(fā)方法 - (void)actionPinch:(UIPinchGestureRecognizer *)pinch {// 形變屬性控制 捏合// 第二個參數(shù) 按捏合的刻度比例 形變pinch.view.transform = CGAffineTransformScale(pinch.view.transform, pinch.scale, pinch.scale);// 重置刻度比例pinch.scale = 1;NSLog(@"捏合手勢"); }// 5. 平移觸發(fā)方法 - (void)actionPan:(UIPanGestureRecognizer *)pan {// 這個點 以手指觸摸到屏幕那一刻 即為0,0點CGPoint p = [pan translationInView:pan.view];NSLog(@"%@", NSStringFromCGPoint(p));pan.view.transform = CGAffineTransformTranslate(pan.view.transform, p.x, p.y);// 重置 點 讓他以為每次都是剛開始觸發(fā)[pan setTranslation:CGPointMake(0, 0) inView:pan.view];//[pan translationInView:self.view]; }// 6. 左右掃觸發(fā)方法 - (void)actionSwipe:(UISwipeGestureRecognizer *)swipe {NSLog(@"左掃了");}// 7. 邊緣掃觸發(fā)方法 - (void)actionScreenEdgePan:(UIScreenEdgePanGestureRecognizer *)screenEdgePan {// 剛一掃就觸發(fā)if (screenEdgePan.state == UIGestureRecognizerStateBegan) {NSLog(@"邊緣掃 左掃");}}

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