【讀書筆記】iOS-截屏功能的實現。

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一。整個project檔案。

 

 

二，代碼

ViewController.m

#import "ViewController.h"#import <QuartzCore/QuartzCore.h>@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view, typically from a nib.}#pragma -mark -doClickActions-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{    [self screenShot];}#pragma -mark -functions//截屏功能-(void) screenShot{        UIGraphicsBeginImageContext(self.view.bounds.size);    [self.view.layer renderInContext:UIGraphicsGetCurrentContext()];        UIImage *image= UIGraphicsGetImageFromCurrentImageContext();    UIGraphicsEndImageContext();    NSLog(@"image:%@",image);        UIImageView *imaView = [[UIImageView alloc] initWithImage:image];    imaView.frame = CGRectMake(0, 700, 500, 500);    [self.view addSubview:imaView];        UIImageWriteToSavedPhotosAlbum(image, self, nil, nil);    }

 

【讀書筆記】iOS-截屏功能的實現。