/// <summary>The <see cref="KeyFramesNode"/> visit implementation</summary>
/// <param name="keyFramesNode">The key frames node.</param>
/// <returns>The modified AST node if modified otherwise the original node</returns>
public override AstNode VisitKeyFramesNode(KeyFramesNode keyFramesNode)
{
// keyframes-rule: '@keyframes' IDENT '{' keyframes-blocks '}';
// keyframes-blocks: [ keyframe-selectors block ]* ;
// keyframe-selectors: [ 'from' | 'to' | PERCENTAGE ] [ ',' [ 'from' | 'to' | PERCENTAGE ] ]*;
_printerFormatter.Append(keyFramesNode.KeyFramesSymbol);
_printerFormatter.Append(CssConstants.SingleSpace);
if (!string.IsNullOrWhiteSpace(keyFramesNode.IdentValue))
{
_printerFormatter.Append(keyFramesNode.IdentValue);
}
else if (!string.IsNullOrWhiteSpace(keyFramesNode.StringValue))
{
_printerFormatter.Append(keyFramesNode.StringValue);
}
_printerFormatter.AppendLine();
_printerFormatter.WriteIndent();
_printerFormatter.Append(CssConstants.OpenCurlyBracket);
keyFramesNode.KeyFramesBlockNodes.ForEach(keyFramesBlockNode => keyFramesBlockNode.Accept(this));
_printerFormatter.AppendLine();
_printerFormatter.WriteIndent();
_printerFormatter.AppendLine(CssConstants.CloseCurlyBracket);
return(keyFramesNode);
}
/// <summary>The <see cref="KeyFramesNode"/> visit implementation</summary>
/// <param name="keyFramesNode">The key frames node.</param>
/// <returns>The modified AST node if modified otherwise the original node</returns>
public override AstNode VisitKeyFramesNode(KeyFramesNode keyFramesNode)
{
return(new KeyFramesNode(
keyFramesNode.KeyFramesSymbol,
keyFramesNode.IdentValue,
keyFramesNode.StringValue,
keyFramesNode.KeyFramesBlockNodes.Select(keyFramesBlockNode => (KeyFramesBlockNode)keyFramesBlockNode.Accept(this)).ToSafeReadOnlyCollection()));
}
public override void AddPoint(WindowsPoint point)
{
var realPoint = InverseTransformPoint(point);
var keyFrame = new AnimationKeyFrame <float>
{
Key = realPoint.X,
Value = realPoint.Y,
};
var index = GetInsertIndex(realPoint);
KeyFramesNode.Add(keyFrame, index);
}
/// <inheritdoc/>
public sealed override void AddPoint(WindowsPoint point)
{
var realPoint = InverseTransformPoint(point);
// Make sure the curve is sampled
UnderlyingCurve.UpdateChanges();
// Evaluate the current value
var value = UnderlyingCurve.Evaluate(realPoint.X);
UpdateComponent(ref value, realPoint);
var keyFrame = new AnimationKeyFrame <TValue>
{
Key = realPoint.X,
Value = value,
};
var index = GetInsertIndex(realPoint);
KeyFramesNode.Add(keyFrame, index);
}
/// <inheritdoc/>
public override void AddPoint(WindowsPoint point)
{
var realPoint = InverseTransformPoint(point);
// Make sure the curve is sampled
UnderlyingCurve.UpdateChanges();
// Evaluate the current value
var value = UnderlyingCurve.Evaluate(realPoint.X);
// Update the component that is handled by this curve
switch (Component)
{
case VectorComponent.X:
value.X = realPoint.Y;
break;
case VectorComponent.Y:
value.Y = realPoint.Y;
break;
case VectorComponent.Z:
value.Z = realPoint.Y;
break;
case VectorComponent.W:
value.Z = realPoint.Y;
break;
default:
throw new NotSupportedException(); // This should never happen
}
// Create a new keyframe
var keyFrame = new AnimationKeyFrame <Quaternion>
{
Key = realPoint.X,
Value = value,
};
var index = GetInsertIndex(realPoint);
KeyFramesNode.Add(keyFrame, index);
}
/// <summary>The <see cref="KeyFramesNode"/> visit implementation</summary>
/// <param name="keyFramesNode">The key frames node.</param>
/// <returns>The modified AST node if modified otherwise the original node</returns>
public virtual AstNode VisitKeyFramesNode(KeyFramesNode keyFramesNode)
{
return(keyFramesNode);
}
