public override SolidColorBrush?Interpolate(double progress, SolidColorBrush?oldValue, SolidColorBrush?newValue)
{
if (oldValue is null || newValue is null)
{
return(progress >= 0.5 ? newValue : oldValue);
}
return(new SolidColorBrush(ColorAnimator.InterpolateCore(progress, oldValue.Color, newValue.Color)));
}
public override ISolidColorBrush Interpolate(double progress, ISolidColorBrush oldValue, ISolidColorBrush newValue)
{
if (oldValue is null || newValue is null)
{
return(oldValue);
}
return(new ImmutableSolidColorBrush(ColorAnimator.InterpolateCore(progress, oldValue.Color, newValue.Color)));
}
void InitializeColorAnimator()
{
_colorAnimator = new ColorAnimator();
foreach (AnimatorKeyFrame keyframe in this)
{
_colorAnimator.Add(keyframe);
}
_colorAnimator.Property = SolidColorBrush.ColorProperty;
}
public override ISolidColorBrush?Interpolate(double progress, ISolidColorBrush?oldValue, ISolidColorBrush?newValue)
{
if (oldValue is null || newValue is null)
{
return(progress >= 0.5 ? newValue : oldValue);
}
return(new ImmutableSolidColorBrush(
ColorAnimator.InterpolateCore(progress, oldValue.Color, newValue.Color),
s_doubleAnimator.Interpolate(progress, oldValue.Opacity, newValue.Opacity)));
}
private IReadOnlyList <ImmutableGradientStop> InterpolateStops(double progress, IReadOnlyList <IGradientStop> oldValue, IReadOnlyList <IGradientStop> newValue)
{
var resultCount = Math.Max(oldValue.Count, newValue.Count);
var stops = new ImmutableGradientStop[resultCount];
for (int index = 0, oldIndex = 0, newIndex = 0; index < resultCount; index++)
{
stops[index] = new ImmutableGradientStop(
s_doubleAnimator.Interpolate(progress, oldValue[oldIndex].Offset, newValue[newIndex].Offset),
ColorAnimator.InterpolateCore(progress, oldValue[oldIndex].Color, newValue[newIndex].Color));
if (oldIndex < oldValue.Count - 1)
{
oldIndex++;
}
if (newIndex < newValue.Count - 1)
{
newIndex++;
}
}
return(stops);
}
public override SolidColorBrush Interpolate(double progress, SolidColorBrush oldValue, SolidColorBrush newValue)
{
return(new SolidColorBrush(ColorAnimator.InterpolateCore(progress, oldValue.Color, newValue.Color)));
}
