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[操作系统]【代码笔记】图片手势,上传照片


代码:

RootViewController.h

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#import <UIKit/UIKit.h>@interface RootViewController : UIViewController<UIActionSheetDelegate,UIImagePickerControllerDelegate,UINavigationControllerDelegate>{  UIImageView *imageView;}@end
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RootViewController.m

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#import "RootViewController.h"@interface RootViewController ()@end@implementation RootViewController- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{  self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];  if (self) {    // Custom initialization  }  return self;}- (void)viewDidLoad{  [super viewDidLoad];  // Do any additional setup after loading the view.    self.title=@"图片手势,上传照片";  //初始化背景图  [self initBackgroundView];  }#pragma -mark -functions-(void)initBackgroundView{  imageView =[[UIImageView alloc]initWithFrame:CGRectMake(100, 150, 200, 150)];  imageView.backgroundColor = [UIColor redColor];  [self.view addSubview:imageView];    [imageView setUserInteractionEnabled:YES];  UITapGestureRecognizer * clickGesture = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(clickGesture:)];  [imageView addGestureRecognizer:clickGesture];}#pragma -mark -doClickActions-(void)clickGesture:(UIGestureRecognizer*)gesture{  UIActionSheet *actionSheet = [[UIActionSheet alloc]initWithTitle:@"选择图片来源" delegate:self cancelButtonTitle:@"取消" destructiveButtonTitle:@"拍照" otherButtonTitles:@"本地相册", nil];  [actionSheet showInView:self.view];}#pragma -mark UIActionSheetDelegate-(void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex{  NSLog(@"--buttonIndex-%ld",buttonIndex);    UIImagePickerController *pickView = [[UIImagePickerController alloc]init];  pickView.delegate=self;      if(buttonIndex==0&&!TARGET_IPHONE_SIMULATOR){    //相机    pickView.sourceType = UIImagePickerControllerSourceTypeCamera;    [self presentViewController:pickView animated:NO completion:nil];      }else if (buttonIndex==1){    //相册    pickView.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;    [self presentViewController:pickView animated:NO completion:nil];      }}#pragma -mark -UIImagePickerControllerDelegate-(void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info{  UIImage * image = [info objectForKey:UIImagePickerControllerOriginalImage];  [imageView setImage:image];  [picker dismissViewControllerAnimated:NO completion:nil];  }-(void)imagePickerControllerDidCancel:(UIImagePickerController *)picker{  [picker dismissViewControllerAnimated:NO completion:nil];  }- (void)didReceiveMemoryWarning{  [super didReceiveMemoryWarning];  // Dispose of any resources that can be recreated.}
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