/// <summary>
/// Our dependany property has changed, deal with it and ensure the Property change notification
/// of INotifyPropertyChanges is triggered
/// </summary>
/// <param name="dependancy">the dependancy object</param>
/// <param name="args">The <see cref="System.Windows.DependencyPropertyChangedEventArgs"/> instance containing the event data.</param>
private static void ValuePropertyChanged(DependencyObject dependancy, DependencyPropertyChangedEventArgs args)
{
ColorPoint instance = dependancy as ColorPoint;
if (instance != null)
{
instance.OnPropertyChanged("Value");
}
}
/// <summary>
/// Set the needle color from the range
/// </summary>
protected override void UpdateNeedleColor()
{
ColorPoint c = this.NeedleColorRange.GetColor(Value);
if (c != null)
{
this._needle.Fill = new SolidColorBrush(c.HiColor);
}
}
protected override void UpdateNeedleColor()
{
ColorPoint c = NeedleColorRange.GetColor(Value);
if (c != null)
{
this.needleHighColorGradientStop.Color = c.HiColor;
this.needleLowColorGradientStop.Color = c.LowColor;
}
}
/// <summary>
/// Set the face color from the range
/// </summary>
protected override void UpdateFaceColor()
{
ColorPoint c = FaceColorRange.GetColor(Value);
if (c != null)
{
this._colourRangeStart.Color = c.HiColor;
this._colourRangeEnd.Color = c.LowColor;
}
}
/// <summary>
/// Set the needle color from the range
/// </summary>
protected override void UpdateNeedleColor()
{
ColorPoint c = NeedleColorRange.GetColor(Value);
if (c != null)
{
_needleHighColour.Color = c.HiColor;
_needleLowColour.Color = c.LowColor;
}
}
/// <summary>
/// Finds the true and false representaions and dets the
/// gradient stop colors for them
/// </summary>
/// <param name="el">The framework element</param>
/// <param name="colorPoint">The colorPoint for the current value</param>
/// <param name="id">The number of the element to set the color for</param>
private static void UpdateColorsFromXaml(FrameworkElement el, ColorPoint colorPoint, string id)
{
if (el == null || colorPoint.HiColor == null || colorPoint.LowColor == null)
{
return;
}
GradientStop highStop = el.FindName(id + "HighColor") as GradientStop;
GradientStop lowStop = el.FindName(id + "LowColor") as GradientStop;
if (highStop != null && lowStop != null)
{
highStop.Color = colorPoint.HiColor;
lowStop.Color = colorPoint.LowColor;
}
}
/// <summary>
/// Sets the high and low colors from the Mercury color range
/// </summary>
private void UpdateMercuryColor()
{
ColorPoint c = this.MercuryColorRange.GetColor(Value);
if (c != null)
{
for (int i = 0; i < 20; i++)
{
GradientStop gs = LayoutRoot.FindName("_mercL" + i) as GradientStop;
if (gs != null)
{
gs.Color = c.LowColor;
}
gs = LayoutRoot.FindName("_mercH" + i) as GradientStop;
if (gs != null)
{
gs.Color = c.HiColor;
}
}
}
}
