ActionSheet 〜 UIImagePickerController

#pragma mark -
#pragma mark ButtonAction					// ボタンの応答
// 写真ソース選択を出す
- (IBAction)pictAction:(id)sender {
	NSLog(@"pictAction");
	[((TakePhotoView*)self.view) finderCloseForceAction:self];
	UIActionSheet *sheet = [UIActionSheet alloc];
	if([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]){
		if (self.appDelegate.sourceImage == nil) {
			sheet = [[sheet initWithTitle:@"Select a Photo Source" delegate:self cancelButtonTitle:@"CANCEL" destructiveButtonTitle:nil otherButtonTitles:@"Built in Camera", @"Photo Albums", @"Camera Roll", nil] autorelease];
		}else {
			sheet = [[sheet initWithTitle:@"Select a Photo Source" delegate:self cancelButtonTitle:@"CANCEL" destructiveButtonTitle:nil otherButtonTitles:@"Built in Camera", @"Photo Albums", @"Camera Roll", @"History", nil] autorelease];
		}
	}else {
		if (self.appDelegate.sourceImage == nil) {
			sheet = [[sheet initWithTitle:@"Select a Image Source" delegate:self cancelButtonTitle:@"CANCEL" destructiveButtonTitle:nil otherButtonTitles:@"Photo Albums", @"Saved Photos", nil] autorelease];
		}else {
			sheet = [[sheet initWithTitle:@"Select a Image Source" delegate:self cancelButtonTitle:@"CANCEL" destructiveButtonTitle:nil otherButtonTitles:@"Photo Albums", @"Saved Photos", @"History", nil] autorelease];
		}
	}
	[sheet showFromTabBar:self.tabBar];
}

#pragma mark -
#pragma mark UIActionSheetDelegate			// アクションシートの応答
// ソースセレクト
- (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
	NSLog(@"button hit:%d / %d", buttonIndex, actionSheet.numberOfButtons);
	AudioServicesPlaySystemSound(self.appDelegate.bu);
	int num = actionSheet.numberOfButtons;
	if([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]){
		buttonIndex --;
		num--;
	}
	if (buttonIndex >= 2) {
		if (buttonIndex + 1 != num) {
			// History表示
			NSLog(@"History view");
			appDelegate.icon57ViewController.modalTransitionStyle = UIModalTransitionStyleCrossDissolve;
			[self presentModalViewController:self.appDelegate.icon57ViewController animated:YES];
		}else {
			// cancelボタン
		}
		return;
	}
	[[NSNotificationCenter defaultCenter] postNotificationName:kStartActivityNotification object:nil];
	[self performSelector:@selector(showImagePicker:) withObject:[NSNumber numberWithInt:buttonIndex] afterDelay:0.1f];
}
// イメージピッカーの遅延実行
- (void) showImagePicker:(NSNumber*)number {
	NSLog(@"showImagePicker");
	int buttonIndex = [number intValue];
	// イメージピッカー作成
	UIImagePickerController *controller = [[[UIImagePickerController alloc] init] autorelease];
	// controller.mediaTypes = [NSArray arrayWithObjects:(id)kUTTypeImage, nil];
	switch (buttonIndex) {
		case -1:
			controller.sourceType = UIImagePickerControllerSourceTypeCamera;
			controller.cameraOverlayView = self.cameraOverlay;
			[self performSelector:@selector(removeOverlayView:) withObject:controller afterDelay:0.1f];
			break;
		case 0:
			controller.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
			break;
		case 1:
		default:
			controller.sourceType = UIImagePickerControllerSourceTypeSavedPhotosAlbum;
			break;
	}
	// 応答はAppDelegateで行う
	controller.allowsEditing = YES;
	controller.delegate = self.appDelegate;
	controller.modalTransitionStyle = UIModalTransitionStyleCrossDissolve;
	[self presentModalViewController:controller animated:YES];
}
// overlay viewを外すけどlayerツリーは残す
- (void) removeOverlayView:(UIImagePickerController*)controller {
	CALayer *splayer = self.cameraOverlay.layer.superlayer;
	controller.cameraOverlayView = nil;
	[splayer addSublayer:self.cameraOverlay.layer];
}