/// <summary>
/// Copy constructor
/// </summary>
/// <param name="bookInfo"></param>
public NBook(NBook bookInfo)
{
Name = bookInfo.Name;
Author = bookInfo.Author;
Description = bookInfo.Description;
Image = (NImage)bookInfo.Image.DeepClone();
Price = bookInfo.Price;
}
/// <summary>
/// Loads a book with the specified index
/// </summary>
/// <param name="index"></param>
void LoadBook(int index)
{
m_nSelectedBook = NMath.Clamp(0, m_Books.Count - 1, index);
NBook book = m_Books[m_nSelectedBook];
m_SelectedBookImage.Geometry.Fill = new NImageFill((NImage)book.Image.DeepClone());
m_SelectedBookTitle.Text = book.Name;
m_SelectedBookDescription.Text = book.Description;
}
/// <summary>
/// Gets the min Width and Height of all book images
/// </summary>
/// <returns></returns>
NSize GetMinBookImageSize()
{
NSize size = new NSize(double.MaxValue, double.MaxValue);
for (int i = 0; i < m_Books.Count; i++)
{
NBook book = m_Books[i];
if (book.Image.Width < size.Width)
{
size.Width = book.Image.Width;
}
if (book.Image.Height < size.Height)
{
size.Height = book.Image.Height;
}
}
return(size);
}
/// <summary>
/// Adds a book to the shopping cart.
/// </summary>
/// <param name="book"></param>
/// <param name="example"></param>
public void AddItem(NBook book, NWidgetHostingExample example)
{
// try find an item with the same name. if such exists -> incerase quantity and rebuild shopping cart widget
for (int i = 0; i < Items.Count; i++)
{
if (Items[i].Name == book.Name)
{
Items[i].Quantity++;
example.m_ShoppingCartWidget.Content = CreateWidget(example);
return;
}
}
// add new item and rebuild shopping cart widget
NShoppingCartItem item = new NShoppingCartItem();
item.Name = book.Name;
item.Price = book.Price;
item.Quantity = 1;
Items.Add(item);
example.m_ShoppingCartWidget.Content = CreateWidget(example);
}
