public override BoxShadow Interpolate(double progress, BoxShadow oldValue, BoxShadow newValue)
{
return(new BoxShadow
{
OffsetX = s_doubleAnimator.Interpolate(progress, oldValue.OffsetX, newValue.OffsetX),
OffsetY = s_doubleAnimator.Interpolate(progress, oldValue.OffsetY, newValue.OffsetY),
Blur = s_doubleAnimator.Interpolate(progress, oldValue.Blur, newValue.Blur),
Spread = s_doubleAnimator.Interpolate(progress, oldValue.Spread, newValue.Spread),
Color = s_colorAnimator.Interpolate(progress, oldValue.Color, newValue.Color),
IsInset = s_boolAnimator.Interpolate(progress, oldValue.IsInset, newValue.IsInset)
});
}
public override IGradientBrush?Interpolate(double progress, IGradientBrush?oldValue, IGradientBrush?newValue)
{
if (oldValue is null || newValue is null)
{
return(progress >= 0.5 ? newValue : oldValue);
}
switch (oldValue)
{
case IRadialGradientBrush oldRadial when newValue is IRadialGradientBrush newRadial:
return(new ImmutableRadialGradientBrush(
InterpolateStops(progress, oldValue.GradientStops, newValue.GradientStops),
s_doubleAnimator.Interpolate(progress, oldValue.Opacity, newValue.Opacity),
oldValue.Transform is { } ? new ImmutableTransform(oldValue.Transform.Value) : null,
oldValue.SpreadMethod,
s_relativePointAnimator.Interpolate(progress, oldRadial.Center, newRadial.Center),
s_relativePointAnimator.Interpolate(progress, oldRadial.GradientOrigin, newRadial.GradientOrigin),
s_doubleAnimator.Interpolate(progress, oldRadial.Radius, newRadial.Radius)));
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)));
}
public override IGradientBrush?Interpolate(double progress, IGradientBrush?oldValue, IGradientBrush?newValue)
{
if (oldValue is null || newValue is null)
{
return(progress >= 0.5 ? newValue : oldValue);
}
switch (oldValue)
{
case IRadialGradientBrush oldRadial when newValue is IRadialGradientBrush newRadial:
return(new ImmutableRadialGradientBrush(
InterpolateStops(progress, oldValue.GradientStops, newValue.GradientStops),
s_doubleAnimator.Interpolate(progress, oldValue.Opacity, newValue.Opacity),
oldValue.SpreadMethod,
s_relativePointAnimator.Interpolate(progress, oldRadial.Center, newRadial.Center),
s_relativePointAnimator.Interpolate(progress, oldRadial.GradientOrigin, newRadial.GradientOrigin),
s_doubleAnimator.Interpolate(progress, oldRadial.Radius, newRadial.Radius)));
case IConicGradientBrush oldConic when newValue is IConicGradientBrush newConic:
return(new ImmutableConicGradientBrush(
InterpolateStops(progress, oldValue.GradientStops, newValue.GradientStops),
s_doubleAnimator.Interpolate(progress, oldValue.Opacity, newValue.Opacity),
oldValue.SpreadMethod,
s_relativePointAnimator.Interpolate(progress, oldConic.Center, newConic.Center),
s_doubleAnimator.Interpolate(progress, oldConic.Angle, newConic.Angle)));
case ILinearGradientBrush oldLinear when newValue is ILinearGradientBrush newLinear:
return(new ImmutableLinearGradientBrush(
InterpolateStops(progress, oldValue.GradientStops, newValue.GradientStops),
s_doubleAnimator.Interpolate(progress, oldValue.Opacity, newValue.Opacity),
oldValue.SpreadMethod,
s_relativePointAnimator.Interpolate(progress, oldLinear.StartPoint, newLinear.StartPoint),
s_relativePointAnimator.Interpolate(progress, oldLinear.EndPoint, newLinear.EndPoint)));
default:
return(progress >= 0.5 ? newValue : oldValue);
}
}