public JsonResult GetPhoto()
{
DisplayPhoto panelPhoto = new DisplayPhoto();
Photo photo = _photoRepository.FindRecent(30).First();
panelPhoto.DisplayWidth = 100;
panelPhoto.DisplayHeight = 100;
panelPhoto.X = 0;
panelPhoto.Y = 0;
panelPhoto.Id = photo.PhotoId;
return Json(panelPhoto, JsonRequestBehavior.AllowGet);
}
/// <summary>
/// This method takes the list of original photos and creates a parallel copy of it for sending to view.
/// It also comes up with a display size based on prefernce and some random jitter.
/// </summary>
private void CreateDisplayPhotosAndJitter(IQueryable<Photo> originalPhotos, List<DisplayPhoto> photosForDisplay)
{
Random jitter = new Random();
foreach (Photo originalPhoto in originalPhotos)
{
DisplayPhoto displayPhoto = new DisplayPhoto();
displayPhoto.TranslatePhotoToDisplayPhoto(originalPhoto);
float maxEdge = (float)Settings.Default.SmallEdge / (float)(originalPhoto.Preference + jitter.NextDouble());
displayPhoto.DisplayWidth = originalPhoto.Aspect > 1 ? (int)maxEdge : (int) (maxEdge * originalPhoto.Aspect);
displayPhoto.DisplayHeight = originalPhoto.Aspect > 1 ? (int)(maxEdge / originalPhoto.Aspect) : (int)maxEdge;
displayPhoto.PathToThumb = originalPhoto.PathToSmallThumb;
photosForDisplay.Add(displayPhoto);
// X and Y will be calculated by Layout method.
}
}
