public override void RaisePropertyChanged([CallerMemberName] string propertyName = null)
{
base.RaisePropertyChanged(propertyName);
GradientChanged?.Invoke(this);
if (propertyName == nameof(Start))
{
Start.Changed += delegate { GradientChanged?.Invoke(this); };
}
else if (propertyName == nameof(End))
{
End.Changed += delegate { GradientChanged?.Invoke(this); };
}
}
private void Stops_Changed(object sender, EventArgs e)
{
foreach (var color in previousStops)
{
color.Changed -= Color_Changed;
}
previousStops = Stops.ToArray();
foreach (var color in previousStops)
{
color.Changed += Color_Changed;
}
GradientChanged?.Invoke(this);
}
/// <summary>
/// Fires the Gradient Changed event.
/// </summary>
protected virtual void OnGradientChanged()
{
GradientChanged?.Invoke(this, EventArgs.Empty);
}
private void Color_Changed(object sender, EventArgs e)
{
GradientChanged?.Invoke(this);
}