public void Process(string path, Action <Photo> filterHandler)
{
var photo = Photo.Load(path);
filterHandler(photo);
photo.Save();
}
//public delegate void PhotoFilterHandler(Photo photo);
// Use generic delegates
public void Process(string path, Action <Photo> filterHandler)
{
//System.Action<>
//System.Func<>
var photo = Photo.Load(path);
filterHandler(photo);
photo.Save();
}
//Pointer for a function
//Object knows how to call a method
// Use: - An eventing design pattern is used
// - the caller dosen't need to access other properties or methods
// on the object implementing the method
//public delegate void PhotoFilterHandler(Photo photo);
//public void Process(string path)
//public void Process(string path, PhotoFilterHandler filterHandler)
public void Process(string path, Action <Photo> filterHandler)
{
var photo = Photo.Load(path);
//var filters = new PhotoFilters();
//filters.ApplyShadow(photo);
//filters.ApplyContrast(photo);
filterHandler(photo);
photo.Save();
}
