/// <summary>
/// AxisProperty property changed handler.
/// </summary>
/// <param name="oldValue">Old value.</param>
/// <param name="newValue">New value.</param>
private void OnAxisPropertyChanged(DisplayAxis oldValue, DisplayAxis newValue)
{
Debug.Assert(newValue != null, "Don't set the axis property to null.");
if (newValue != null)
{
newValue.RegisteredListeners.Add(this);
}
if (oldValue != null)
{
oldValue.RegisteredListeners.Remove(this);
}
}
/// <summary>
/// Initializes a new instance of the OrientedAxisGridLines class.
/// </summary>
/// <param name="displayAxis">The axis to draw grid lines for.</param>
public OrientedAxisGridLines(DisplayAxis displayAxis)
: base(displayAxis)
{
_gridLinePool = new ObjectPool<Line>(() => new Line { Style = Axis.GridLineStyle });
}
/// <summary>
/// Instantiates a new instance of the DisplayAxisGridLines class.
/// </summary>
/// <param name="axis">The axis used by the DisplayAxisGridLines.</param>
public DisplayAxisGridLines(DisplayAxis axis)
{
this.Axis = axis;
this.SizeChanged += new SizeChangedEventHandler(OnSizeChanged);
}
