static Vector2 GetSpriteSize(SpriteControl spriteControl)
{
if (spriteControl == null)
{
return(Vector2.Zero);
}
if (spriteControl.Sprite == null)
{
return(Vector2.Zero);
}
var src = spriteControl.Sprite.Source;
return(new Vector2(src.Width, src.Height));
}
/// <summary>
/// Initializes a new instance of the <see cref="ListBox{T}"/> class.
/// </summary>
/// <param name="guiManager">The GUI manager this <see cref="Control"/> will be managed by.</param>
/// <param name="position">Position of the Control reletive to its parent.</param>
/// <param name="clientSize">The size of the <see cref="Control"/>'s client area.</param>
/// <exception cref="ArgumentNullException"><paramref name="guiManager"/> is null.</exception>
public ListBox(IGUIManager guiManager, Vector2 position, Vector2 clientSize) : base(guiManager, position, clientSize)
{
// ReSharper disable DoNotCallOverridableMethodsInConstructor
if (Font != null)
{
ItemHeight = Font.GetLineSpacing();
}
else
{
ItemHeight = 12;
}
_itemDrawer = GetDefaultItemDrawer();
// ReSharper restore DoNotCallOverridableMethodsInConstructor
// Create the buttons
_btnFirst = new PagedListButton(this, "First", () => CurrentPage = 1);
_btnPrev = new PagedListButton(this, "Previous", () => CurrentPage--);
_btnNext = new PagedListButton(this, "Next", () => CurrentPage++);
_btnLast = new PagedListButton(this, "Last", () => CurrentPage = NumPages);
UpdateButtonPositions();
}