UIImagePickerController 拍照
@interface TestAlertViewController ()<UIActionSheetDelegate, UIImagePickerControllerDelegate, UINavigationControllerDelegate>
@property (nonatomic,strong ) IBOutlet UIImageView *phonoImage;
@property (nonatomic,strong ) UIImagePickerController *imagePikerViewController;
@end
@implementation TestAlertViewController
- (void)viewDidLoad {
[super viewDidLoad];
self.imagePikerViewController = [[UIImagePickerController alloc]init];
self.imagePikerViewController.delegate = self;
self.phonoImage.contentMode = UIViewContentModeScaleAspectFit;
}
-(void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary<NSString *,id> *)info{
UIImage *image = info[UIImagePickerControllerEditedImage];
if (!image) {
image = info[UIImagePickerControllerOriginalImage];
}
self.phonoImage.image = image;
[self dismissViewControllerAnimated:YES completion:NULL];
}
-(void) imagePickerControllerDidCancel:(UIImagePickerController *)picker{
[self dismissViewControllerAnimated:YES completion:NULL];
}
- (IBAction)alertButton:(UIButton *)sender {
UIAlertController *alertController = [UIAlertController alertControllerWithTitle:nil message:nil preferredStyle:UIAlertControllerStyleAlert];
[alertController addAction:[UIAlertAction actionWithTitle:@"拍照" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
//处理拍照
if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {
self.imagePikerViewController.sourceType = UIImagePickerControllerSourceTypeCamera;
[self presentViewController:self.imagePikerViewController animated:YES completion:NULL];
}
}]];
[alertController addAction:[UIAlertAction actionWithTitle:@"从相册中选取" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
//从相册中选取
if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypePhotoLibrary]){
self.imagePikerViewController.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
[self presentViewController:self.imagePikerViewController animated:YES completion:NULL];
}
}]];
[alertController addAction:[UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
}]];
[self presentViewController:alertController animated:YES completion:nil];
}