/// <summary>
/// We initialize here the necessary data what is needed to the view. The Buttons commands, the foods .
/// </summary>
void Initialize()
{
var databasehelper = DatabaseHelperProxy.getInstance();
Meats = databasehelper.GetFoodsByType("meat");
SelectedMeatCommand = new RelayCommand(MeatSelected, param => this.canExecute);
ScrollerToLeftCommand = new RelayCommand(ScrollerToLeft, param => this.canExecute);
ScrollerToRightCommand = new RelayCommand(ScrollerToRight, param => this.canExecute);
toggleExecuteCommand = new RelayCommand(ChangeCanExecute);
}
/// <summary>
/// We initialize here the necessary data what is needed to the view. The Buttons commands, the foods .
/// </summary>
private void Initialize()
{
var dataaccess = DatabaseHelperProxy.getInstance();
Doughs = dataaccess.GetFoodsByType("dough");
SelectedDoughCommand = new RelayCommand(DoughSelected, param => this.canExecute);
ScrollerToLeftCommand = new RelayCommand(ScrollerToLeft, param => this.canExecute);
ScrollerToRightCommand = new RelayCommand(ScrollerToRight, param => this.canExecute);
toggleExecuteCommand = new RelayCommand(ChangeCanExecute);
}
/// <summary>
/// We initialize here the necessary data what is needed to the view. The Buttons commands, the foods .
/// </summary>
private void Initialize()
{
var databasehelper = DatabaseHelperProxy.getInstance();
Toppings = databasehelper.GetFoodsByType("topping");
ScrollerToLeftCommand = new RelayCommand(ScrollerToLeft, param => this.canExecute);
ScrollerToRightCommand = new RelayCommand(ScrollerToRight, param => this.canExecute);
toggleExecuteCommand = new RelayCommand(ChangeCanExecute);
ToppingSelectedCommand = new RelayCommand(ToppingSelected, param => this.canExecute);
ToppingRemoveCommand = new RelayCommand(RemoveTopping, param => this.canExecute);
}
/// <summary>
/// First gives back a placeholder picture for enhance the speed of the view load. When its downloaded the picture notifys the view to changed the placeholder.
/// </summary>
protected override void CreateBitMapImage()
{
try {
var image = new BitmapImage();
lock (lockobj) {
if (food == null)
{
if (!retrieving)
{
retrieving = true;
image.BeginInit();
image.CreateOptions = BitmapCreateOptions.PreservePixelFormat;
image.CacheOption = BitmapCacheOption.OnLoad;
image.UriSource = new Uri(Directory.GetCurrentDirectory() + @"\imgs\imgicon.png", UriKind.Relative);
image.EndInit();
image.Freeze();
Picture = image;
Task.Factory.StartNew(() =>
{
food = new Food();
var databasehelper = DatabaseHelperProxy.getInstance();
food.RawPicture = databasehelper.GetRawPicture(Id);
CreateBitMapImage();
});
}
}
else
{
using (var mem = new MemoryStream(food.RawPicture))
{
mem.Position = 0;
image.BeginInit();
image.CreateOptions = BitmapCreateOptions.PreservePixelFormat;
image.CacheOption = BitmapCacheOption.OnLoad;
image.UriSource = null;
image.StreamSource = mem;
image.EndInit();
mem.Close();
}
image.Freeze();
Picture = image;
}
}
NotifyOfPropertyChange(() => Picture);
}
catch (Exception e)
{
var logger = LogHelper.getInstance();
logger.Log(Logging.LogType.DbLog, this.GetType().ToString(), "CreateBitMapImage", e.Message);
}
}
