iOS學習必須了解的七大手勢

2021-09-07 12:35:10 字數 1544 閱讀 3828

文章只要你有一點點基礎應該就可以看的懂,文章只為學習交流

#import "viewcontroller.h"

@inte***ce viewcontroller () @property (nonatomic,retain)uiimageview *imageview; @property (nonatomic,assign)nsinteger index;//下標 @property (nonatomic,retain)nsmutablearray *images;//名 字陣列 @end @implementation viewcontroller #載入檢視 -(void)viewdidload // _index =1; } #pragma 輕怕手勢 //建立輕拍手勢 -(void)tapgesturerecognizer //輕拍事件 -(void)tapaction:(uitapgesturerecognizer *)tap self.imageview.image =[uiimage imagenamed:_images[_index]]; } #pragma 清掃手勢 //清掃手勢 -(void)swipegesturerecognizer //清掃事件 -(void)swipeaction:(uiswipegesturerecognizer *)swipe _imageview.image =[uiimage imagenamed:_images[_index]]; }else if(swipe.direction == uiswipegesturerecognizerdirectionleft) _imageview.image =[uiimage imagenamed:_images[_index]]; } } #pragma 長按手勢 //建立長按手勢 -(void)longpressgesturerecognizer //長按事件 -(void)longpressaction:(uilongpressgesturerecognizer *)longpress else if (longpress.state == uigesturerecognizerstateended) } #pragma 平移手勢 //建立平移手勢 -(void)pangesturetecognizer //建立平移事件 -(void)panaction:(uipangesturerecognizer *)pan #pragma 捏合手勢 -(void)pinchgesturerecognizer //新增捏合事件 -(void)pinchaction:(uipinchgesturerecognizer *)pinch #pragma 旋轉手勢 //建立旋轉手勢 -(void)rotationgesturerecognizer //旋轉事件 -(void)rotationaction:(uirotationgesturerecognizer *)rote #pragma 邊緣手勢 //建立邊緣手勢 -(void)screenedgepangesturerecognizer //建立邊緣事件 -(void)screenpanaction:(uiscreenedgepangesturerecognizer *)screenpan - (void)didreceivememorywarning @end

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