/// <summary>
/// Deletes an image from both the the view models and datamodels
/// </summary>
/// <param name="image"></param>
internal void Delete(SafetyCheckFaultImageViewModel image)
{
// remove from backing data model (exists in startup service)
_safetyCheckFault.Images.Remove(image.FaultImage);
// remove view model
Images.Remove(image);
}
/// <summary>
/// Packs up the image stre
/// </summary>
/// <param name="stream"></param>
private void OnPictureTaken(Stream stream)
{
var memoryStream = new MemoryStream();
stream.CopyTo(memoryStream);
int sequenceNumber = (Images.Any()) ? _images.Max(i => i.FaultImage.Sequence) + 1 : 1;
Image image = new Image()
{
ID = Guid.NewGuid(), SafetyCheckFaultID = _safetyCheckFault.ID, Sequence = sequenceNumber, Bytes = memoryStream.ToArray()
};
//Add to data model
_safetyCheckFault.Images.Add(image);
//Add to view model
SafetyCheckFaultImageViewModel imageViewModel = new SafetyCheckFaultImageViewModel(image, this);
Images.Add(imageViewModel);
}