/// <summary>
/// Initialize new instance of <see cref="ToolArcSelection"/> class.
/// </summary>
/// <param name="serviceProvider">The service provider.</param>
/// <param name="layer">The selection shapes layer.</param>
/// <param name="shape">The selected shape.</param>
/// <param name="style">The selection shapes style.</param>
public ToolArcSelection(IServiceProvider serviceProvider, ILayerContainer layer, IArcShape shape, IShapeStyle style)
{
_serviceProvider = serviceProvider;
_layer = layer;
_arc = shape;
_style = style;
}
public static SKPath ToSKPath(this IBaseShape shape, double dx, double dy, Func <double, float> scale)
{
return(shape switch
{
ILineShape lineShape => ToSKPath(lineShape, dx, dy, scale),
IRectangleShape rectangleShape => ToSKPath(rectangleShape, dx, dy, scale),
IEllipseShape ellipseShape => ToSKPath(ellipseShape, dx, dy, scale),
IImageShape imageShape => ToSKPath(imageShape, dx, dy, scale),
IArcShape arcShape => ToSKPath(arcShape, dx, dy, scale),
ICubicBezierShape cubicBezierShape => ToSKPath(cubicBezierShape, dx, dy, scale),
IQuadraticBezierShape quadraticBezierShape => ToSKPath(quadraticBezierShape, dx, dy, scale),
ITextShape textShape => ToSKPath(textShape, dx, dy, scale),
IPathShape pathShape => ToSKPath(pathShape, dx, dy, scale),
IGroupShape groupShape => ToSKPath(groupShape.Shapes, dx, dy, scale),
_ => null,
});
public static Rect2 ArcBounds(IArcShape arc)
{
double x1 = arc.Point1.X;
double y1 = arc.Point1.Y;
double x2 = arc.Point2.X;
double y2 = arc.Point2.Y;
double x0 = (x1 + x2) / 2.0;
double y0 = (y1 + y2) / 2.0;
double r = Math.Sqrt((x1 - x0) * (x1 - x0) + (y1 - y0) * (y1 - y0));
double x = x0 - r;
double y = y0 - r;
double width = 2.0 * r;
double height = 2.0 * r;
return(new Rect2(x, y, width, height));
}
public static AM.Geometry ToGeometry(IArcShape arc)
{
var sg = new AM.StreamGeometry();
using var sgc = sg.Open();
var a = new WpfArc(
Point2.FromXY(arc.Point1.X, arc.Point1.Y),
Point2.FromXY(arc.Point2.X, arc.Point2.Y),
Point2.FromXY(arc.Point3.X, arc.Point3.Y),
Point2.FromXY(arc.Point4.X, arc.Point4.Y));
sgc.BeginFigure(
new A.Point(a.Start.X, a.Start.Y),
arc.IsFilled);
sgc.ArcTo(
new A.Point(a.End.X, a.End.Y),
new A.Size(a.Radius.Width, a.Radius.Height),
0.0,
a.IsLargeArc,
AM.SweepDirection.Clockwise);
sgc.EndFigure(false);
return(sg);
}
public ArcTool(OverlayInterface overlay) : base(overlay)
{
PreviewArc = overlay.ShapeFactory.GetPreviewArc();
PreviewPie = overlay.ShapeFactory.GetPreviewPie();
}
public ArcDrawNode(IArcShape arc, IShapeStyle style)
{
Style = style;
Arc = arc;
UpdateGeometry();
}
public ArcTool(OverlayInterface overlay) : base(overlay)
{
PreviewArc = overlay.ShapeFactory.GetPreviewArc();
PreviewPie = overlay.ShapeFactory.GetPreviewPie();
}
/// <inheritdoc/>
public void Bind(IArcShape arc, object db, object r)
{
}
public IArcDrawNode CreateArcDrawNode(IArcShape arc, IShapeStyle style)
{
return(new ArcDrawNode(arc, style));
}