/// <summary>
/// Sets up stars when Value or NumberOfStars properties change
/// Will only show up to the number of stars requested (up to Maximum)
/// so if Value > NumberOfStars * 1, then Value is clipped to maximum
/// number of full stars
/// </summary>
/// <param name="ratingControl"></param>
private static void SetupStars(RatingControl ratingControl)
{
Decimal localValue = ratingControl.Value;
ratingControl.spStars.Children.Clear();
for (int i = 0; i < ratingControl.NumberOfStars; i++)
{
StarControl star = new StarControl();
star.BackgroundColor = ratingControl.BackgroundColor;
star.StarMaskColor = ratingControl.StarMaskColor;
star.StarForegroundColor = ratingControl.StarForegroundColor;
star.StarOutlineColor = ratingControl.StarOutlineColor;
if (localValue > 1)
{
star.Value = 1.0m;
}
else if (localValue > 0)
{
star.Value = localValue;
}
else
{
star.Value = 0.0m;
}
localValue -= 1.0m;
ratingControl.spStars.Children.Insert(i, star);
}
}
/// <summary>
/// Handles changes to the NumberOfStars property.
/// </summary>
private static void OnNumberOfStarsChanged(DependencyObject d,
DependencyPropertyChangedEventArgs e)
{
d.CoerceValue(MinimumProperty);
d.CoerceValue(MaximumProperty);
RatingControl ratingControl = (RatingControl)d;
SetupStars(ratingControl);
}
/// <summary>
/// Handles changes to the StarMaskColor property.
/// </summary>
private static void OnStarMaskColorChanged(DependencyObject d,
DependencyPropertyChangedEventArgs e)
{
RatingControl control = (RatingControl)d;
foreach (StarControl star in control.spStars.Children)
{
star.StarMaskColor = (SolidColorBrush)e.NewValue;
}
}
/// <summary>
/// Coerces the NumberOfStars value.
/// </summary>
private static object CoerceNumberOfStarsValue(DependencyObject d, object value)
{
RatingControl ratingControl = (RatingControl)d;
Int32 current = (Int32)value;
if (current < ratingControl.Minimum)
{
current = ratingControl.Minimum;
}
if (current > ratingControl.Maximum)
{
current = ratingControl.Maximum;
}
return(current);
}
/// <summary>
/// Coerces the Value value.
/// </summary>
private static object CoerceValueValue(DependencyObject d, object value)
{
RatingControl ratingControl = (RatingControl)d;
Decimal current = (Decimal)value;
if (current < ratingControl.Minimum)
{
current = ratingControl.Minimum;
}
if (current > ratingControl.Maximum)
{
current = ratingControl.Maximum;
}
return(current);
}
/// <summary>
/// Sets up stars when Value or NumberOfStars properties change
/// Will only show up to the number of stars requested (up to Maximum)
/// so if Value > NumberOfStars * 1, then Value is clipped to maximum
/// number of full stars
/// </summary>
/// <param name="ratingControl"></param>
private static void SetupStars(RatingControl ratingControl)
{
Decimal localValue = ratingControl.Value;
ratingControl.spStars.Children.Clear();
for (int i = 0; i < ratingControl.NumberOfStars; i++)
{
StarControl star = new StarControl();
star.BackgroundColor = ratingControl.BackgroundColor;
star.StarMaskColor = ratingControl.StarMaskColor;
star.StarForegroundColor = ratingControl.StarForegroundColor;
star.StarOutlineColor = ratingControl.StarOutlineColor;
if (localValue > 1)
star.Value = 1.0m;
else if (localValue > 0)
{
star.Value = localValue;
}
else
{
star.Value = 0.0m;
}
localValue -= 1.0m;
ratingControl.spStars.Children.Insert(i, star);
}
}