/// <summary>
/// Compiles a <see cref="UvssStoryboardKeyframe"/> from the specified syntax node.
/// </summary>
private static UvssStoryboardKeyframe CompileStoryboardKeyframe(UvssAnimationKeyframeSyntax node, CultureInfo culture)
{
var time =
Double.Parse(node.TimeToken.Text);
var value =
new DependencyValue(node.Value.Value, culture);
var easing =
node.EasingIdentifier?.Text;
return(new UvssStoryboardKeyframe(time, value, easing));
}
/// <inheritdoc/>
public override SyntaxNode VisitAnimationKeyframe(UvssAnimationKeyframeSyntax node)
{
var unchanged = true;
var newKeyframeKeyword = (SyntaxToken)Visit(node.KeyframeKeyword);
if (newKeyframeKeyword != node.KeyframeKeyword)
{
unchanged = false;
}
var newTimeToken = (SyntaxToken)Visit(node.TimeToken);
if (newTimeToken != node.TimeToken)
{
unchanged = false;
}
var newEasingIdentifier = (UvssIdentifierBaseSyntax)Visit(node.EasingIdentifier);
if (newEasingIdentifier != node.EasingIdentifier)
{
unchanged = false;
}
var newValue = (UvssPropertyValueWithBracesSyntax)Visit(node.Value);
if (newValue != node.Value)
{
unchanged = false;
}
return(unchanged ? node : new UvssAnimationKeyframeSyntax(
newKeyframeKeyword,
newTimeToken,
newEasingIdentifier,
newValue));
}
/// <summary>
/// Visits the specified animation keyframe node.
/// </summary>
/// <param name="node">The node to visit.</param>
/// <returns>A node which should replace the visited node, or a reference to the visited node
/// itself if no changes were made.</returns>
public virtual SyntaxNode VisitAnimationKeyframe(UvssAnimationKeyframeSyntax node)
{
return(VisitSyntaxNode(node));
}
/// <summary>
/// Visits an animation keyframe declaration node..
/// </summary>
/// <param name="animationKeyframe">The animation keyframe declaration node to visit.</param>
private void VisitAnimationKeyframe(UvssAnimationKeyframeSyntax animationKeyframe)
{
Style(animationKeyframe.EasingIdentifier, typeUvssKeyword);
}
