public void BreakPathFigure(PathFigureViewModel pathFigure, ShapeStyleViewModel style, bool isStroked, bool isFilled, List <BaseShapeViewModel> result)
{
var factory = _serviceProvider.GetService <IFactory>();
var firstPoint = pathFigure.StartPoint;
var lastPoint = pathFigure.StartPoint;
foreach (var segment in pathFigure.Segments)
{
switch (segment)
{
case LineSegmentViewModel lineSegment:
{
var convertedStyle = style is { } ?
(ShapeStyleViewModel)style?.Copy(null) :
factory.CreateShapeStyle(ProjectEditorConfiguration.DefaulStyleName);
var convertedPathShape = factory.CreateLineShape(
lastPoint,
lineSegment.Point,
convertedStyle,
isStroked);
lastPoint = lineSegment.Point;
result.Add(convertedPathShape);
}
break;
public static void CreateFigure(this PathFigureViewModel pathFigure, SKPath path)
{
path.MoveTo(
(float)(pathFigure.StartPoint.X),
(float)(pathFigure.StartPoint.Y));
foreach (var segment in pathFigure.Segments)
{
if (segment is LineSegmentViewModel lineSegment)
{
path.LineTo(
(float)(lineSegment.Point.X),
(float)(lineSegment.Point.Y));
}
else if (segment is QuadraticBezierSegmentViewModel quadraticBezierSegment)
{
path.QuadTo(
(float)(quadraticBezierSegment.Point1.X),
(float)(quadraticBezierSegment.Point1.Y),
(float)(quadraticBezierSegment.Point2.X),
(float)(quadraticBezierSegment.Point2.Y));
}
else if (segment is CubicBezierSegmentViewModel cubicBezierSegment)
{
path.CubicTo(
(float)(cubicBezierSegment.Point1.X),
(float)(cubicBezierSegment.Point1.Y),
(float)(cubicBezierSegment.Point2.X),
(float)(cubicBezierSegment.Point2.Y),
(float)(cubicBezierSegment.Point3.X),
(float)(cubicBezierSegment.Point3.Y));
}
else if (segment is ArcSegmentViewModel arcSegment)
{
path.ArcTo(
(float)(arcSegment.Size.Width),
(float)(arcSegment.Size.Height),
(float)arcSegment.RotationAngle,
arcSegment.IsLargeArc ? SKPathArcSize.Large : SKPathArcSize.Small,
arcSegment.SweepDirection == SweepDirection.Clockwise ? SKPathDirection.Clockwise : SKPathDirection.CounterClockwise,
(float)(arcSegment.Point.X),
(float)(arcSegment.Point.Y));
}
else
{
throw new NotSupportedException("Not supported segment type: " + segment.GetType());
}
}
if (pathFigure.IsClosed)
{
path.Close();
}
}
public override object Copy(IDictionary <object, object>?shared)
{
var segments = _segments.CopyShared(shared).ToImmutable();
var copy = new PathFigureViewModel(ServiceProvider)
{
Name = Name,
StartPoint = _startPoint?.CopyShared(shared),
Segments = segments,
IsClosed = IsClosed
};
return(copy);
}
