TakePhoto.m

//
//  DSPhotoController.m
//  DoodleStash
//
//  Created by Andrei Taraschuk on 11/24/12.
//  Copyright (c) 2012 Andrei Taraschuk. All rights reserved.
//

#import "DSPhotoController.h"
#import "DSConfirmController.h"

@implementation DSPhotoController

@synthesize isNewDoodle, doodleImage;

- (void)viewDidLoad {
    [super viewDidLoad];

    // Custom backgorund
    UIColor *background = [[UIColor alloc] initWithPatternImage:[UIImage imageNamed:@"background_320x480.png"]];
    self.view.backgroundColor = background;
}


/**
 * Pass additional data to the new controller
 */
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    if ([[segue identifier] isEqualToString:@"confirmUploadSegue"]) {
        // Get reference to the destination view controller
        DSConfirmController *vc = [segue destinationViewController];

        vc.doodleImage = self.doodleImage;
    }
}

/**
 * Choose image from the library
 */
- (IBAction)chooseFromLibrary:(id)sender {

    if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeSavedPhotosAlbum]) {
        UIImagePickerController *imagePicker = [[UIImagePickerController alloc] init];
        imagePicker.delegate = self;
        imagePicker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
        imagePicker.mediaTypes = [NSArray arrayWithObjects:(NSString *) kUTTypeImage, nil];
        imagePicker.allowsEditing = YES;

        [self presentViewController:imagePicker animated:YES completion:nil];
        self.isNewDoodle = FALSE;
    }
}

/**
 * Take photo using camera control
 */
- (IBAction)takePhoto:(id)sender {

    if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {

        UIImagePickerController *imagePicker = [[UIImagePickerController alloc] init];
        imagePicker.delegate = self;
        imagePicker.sourceType = UIImagePickerControllerSourceTypeCamera;
        imagePicker.mediaTypes = [NSArray arrayWithObjects:(NSString *) kUTTypeImage, nil];

        [self presentViewController:imagePicker animated:YES completion:nil];
        self.isNewDoodle = TRUE;
    }
}

- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {

    NSString *mediaType = [info objectForKey:UIImagePickerControllerMediaType];

    [self dismissViewControllerAnimated:YES completion:nil];


    if ([mediaType isEqualToString:(NSString *) kUTTypeImage]) {
        self.doodleImage = [info objectForKey:UIImagePickerControllerOriginalImage];

        // Check to make sure the image is new
        if (self.isNewDoodle == TRUE) {
            UIImageWriteToSavedPhotosAlbum(self.doodleImage, self, @selector(image:finishedSavingWithError:contextInfo:), nil);
        }

        [self performSegueWithIdentifier:@"confirmUploadSegue" sender:self];
    }
}

- (void)image:(UIImage *)image finishedSavingWithError:(NSError *)error contextInfo:(void *)contextInfo {
    if (error) {
        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Save failed" message:@"Failed to save image" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil];
        [alert show];
    }
}

- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {
    [self dismissViewControllerAnimated:YES completion:nil];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
}


@end