public void SetGeometry(MarkersType markersType, double markersSize)
{
if (Geometry != null)
{
Geometry.Dispose();
Geometry = null;
}
if (Factory == null) return;
float width = (float)Math.Abs(markersSize);
float height = (float)Math.Abs(markersSize);
this.xOffsetMarker = 0; // width / 2;
this.yOffsetMarker = 0; // height / 2;
Geometry = MarkerGeometriesD2D.MarkerGeometry(markersType, Factory, width, height);
}
public static Geometry GetGenericGeometry(MarkersType markersType, double width, double height)
{
StreamGeometry geometry = new StreamGeometry();
GenericMarker markerSpecification = GenericMarkerLookup[markersType];
using (StreamGeometryContext ctx = geometry.Open())
{
ctx.BeginFigure(new Point(markerSpecification.X[0] * width, markerSpecification.Y[0] * height), false /* is filled */, true /* is closed */);
int n = markerSpecification.X.Length;
for (int i = 1; i < n; ++i)
{
ctx.LineTo(new Point(markerSpecification.X[i] * width, markerSpecification.Y[i] * height), true /* is stroked */, false /* is smooth join */);
}
}
return(geometry);
}
public static Geometry MarkerGeometry(MarkersType markersType, Factory factory, float width, float height)
{
Geometry geometry = null;
switch (markersType)
{
case MarkersType.None:
break;
case MarkersType.Square:
geometry = new RectangleGeometry(factory, new System.Drawing.RectangleF()
{
X = 0,
Y = 0,
Width = width,
Height = height
});
break;
case MarkersType.Circle:
geometry = new EllipseGeometry(factory, new Ellipse()
{
Point = new System.Drawing.PointF(0, 0),
RadiusX = width / 2,
RadiusY = height / 2,
});
break;
default:
GenericMarker markerSpecification = MarkerGeometries.GenericMarkerLookup[markersType];
geometry = new PathGeometry(factory);
using (GeometrySink sink = (geometry as PathGeometry).Open())
{
PointF p0 = new PointF((float)markerSpecification.X[0] * width, (float)markerSpecification.Y[0] * height);
sink.BeginFigure(p0, FigureBegin.Hollow);
int n = markerSpecification.X.Length;
for (int i = 1; i < n; ++i)
{
sink.AddLine(new PointF((float)markerSpecification.X[i] * width, (float)markerSpecification.Y[i] * height));
}
sink.EndFigure(FigureEnd.Closed);
sink.Close();
}
break;
}
return(geometry);
}
public void SetGeometry(MarkersType markersType, double markersSize)
{
if (Geometry != null)
{
Geometry.Dispose();
Geometry = null;
}
if (Factory == null)
{
return;
}
float width = (float)Math.Abs(markersSize);
float height = (float)Math.Abs(markersSize);
this.xOffsetMarker = 0; // width / 2;
this.yOffsetMarker = 0; // height / 2;
Geometry = MarkerGeometriesD2D.MarkerGeometry(markersType, Factory, width, height);
}
public static Geometry MarkerGeometry(MarkersType markersType, Factory factory, float width, float height)
{
Geometry geometry = null;
switch (markersType)
{
case MarkersType.None:
break;
case MarkersType.Square:
geometry = new RectangleGeometry(factory, new SharpDX.RectangleF()
{
X = 0,
Y = 0,
Width = width,
Height = height
});
break;
case MarkersType.Circle:
geometry = new EllipseGeometry(factory, new Ellipse()
{
Point = new Vector2(0, 0),
RadiusX = width / 2,
RadiusY = height / 2,
});
break;
default:
GenericMarker markerSpecification = MarkerGeometries.GenericMarkerLookup[markersType];
geometry = new PathGeometry(factory);
using (GeometrySink sink = (geometry as PathGeometry).Open())
{
Vector2 p0 = new Vector2((float)markerSpecification.X[0] * width, (float)markerSpecification.Y[0] * height);
sink.BeginFigure(p0, FigureBegin.Hollow);
int n = markerSpecification.X.Length;
for (int i = 1; i < n; ++i)
{
sink.AddLine(new Vector2((float)markerSpecification.X[i] * width, (float)markerSpecification.Y[i] * height));
}
sink.EndFigure(FigureEnd.Closed);
sink.Close();
}
break;
}
return geometry;
}
internal static Geometry LegendMarkerGeometry(MarkersType markersType, double width, double height)
{
Geometry legendMarkerGeometry = null;
switch (markersType)
{
case MarkersType.None:
break;
case MarkersType.Square:
legendMarkerGeometry = MarkerGeometries.RectangleMarker(width, height, new Point(0, 0));
break;
case MarkersType.Circle:
legendMarkerGeometry = MarkerGeometries.EllipseMarker(width, height, new Point(0, 0));
break;
default:
legendMarkerGeometry = GetGenericGeometry(markersType, width, height);
break;
}
return legendMarkerGeometry;
}
internal static Geometry LegendMarkerGeometry(MarkersType markersType, double width, double height)
{
Geometry legendMarkerGeometry = null;
switch (markersType)
{
case MarkersType.None:
break;
case MarkersType.Square:
legendMarkerGeometry = MarkerGeometries.RectangleMarker(width, height, new Point(0, 0));
break;
case MarkersType.Circle:
legendMarkerGeometry = MarkerGeometries.EllipseMarker(width, height, new Point(0, 0));
break;
default:
legendMarkerGeometry = GetGenericGeometry(markersType, width, height);
break;
}
return(legendMarkerGeometry);
}
internal static Geometry MarkersAsGeometry(Curve curve, MatrixTransform graphToCanvas, MarkersType markersType, double markersSize)
{
double xScale = graphToCanvas.Matrix.M11;
double xOffset = graphToCanvas.Matrix.OffsetX;
double yScale = graphToCanvas.Matrix.M22;
double yOffset = graphToCanvas.Matrix.OffsetY;
GeometryGroup markers = new GeometryGroup();
double width = Math.Abs(markersSize);
double height = Math.Abs(markersSize);
Geometry markerGeometry = LegendMarkerGeometry(markersType, markersSize);
if (markerGeometry == null) return null;
markerGeometry.Freeze();
for (int i = 0; i < curve.xTransformed.Length; ++i)
{
if (!curve.includeMarker[i]) continue;
double xCanvas = curve.xTransformed[i] * xScale + xOffset;
double yCanvas = curve.yTransformed[i] * yScale + yOffset;
Geometry newMarker = markerGeometry.Clone();
newMarker.Transform = new TranslateTransform(xCanvas, yCanvas);
markers.Children.Add(newMarker);
}
markers.Freeze();
return markers;
}
internal static Geometry MarkersAsGeometry(Curve curve, MatrixTransform graphToCanvas, MarkersType markersType, double markersSize)
{
double xScale = graphToCanvas.Matrix.M11;
double xOffset = graphToCanvas.Matrix.OffsetX;
double yScale = graphToCanvas.Matrix.M22;
double yOffset = graphToCanvas.Matrix.OffsetY;
GeometryGroup markers = new GeometryGroup();
double width = Math.Abs(markersSize);
double height = Math.Abs(markersSize);
Geometry markerGeometry = LegendMarkerGeometry(markersType, markersSize);
if (markerGeometry == null)
{
return(null);
}
markerGeometry.Freeze();
for (int i = 0; i < curve.xTransformed.Length; ++i)
{
if (!curve.includeMarker[i])
{
continue;
}
double xCanvas = curve.xTransformed[i] * xScale + xOffset;
double yCanvas = curve.yTransformed[i] * yScale + yOffset;
Geometry newMarker = markerGeometry.Clone();
newMarker.Transform = new TranslateTransform(xCanvas, yCanvas);
markers.Children.Add(newMarker);
}
markers.Freeze();
return(markers);
}
internal static Geometry LegendMarkerGeometry(MarkersType markersType, double markersSize)
{
return(LegendMarkerGeometry(markersType, markersSize, markersSize));
}
internal static Geometry LegendMarkerGeometry(MarkersType markersType, double markersSize)
{
return LegendMarkerGeometry(markersType, markersSize, markersSize);
}
public static Geometry GetGenericGeometry(MarkersType markersType, double width, double height)
{
StreamGeometry geometry = new StreamGeometry();
GenericMarker markerSpecification = GenericMarkerLookup[markersType];
using (StreamGeometryContext ctx = geometry.Open())
{
ctx.BeginFigure(new Point(markerSpecification.X[0] * width, markerSpecification.Y[0] * height), false /* is filled */, true /* is closed */);
int n = markerSpecification.X.Length;
for (int i = 1; i < n; ++i)
{
ctx.LineTo(new Point(markerSpecification.X[i] * width, markerSpecification.Y[i] * height), true /* is stroked */, false /* is smooth join */);
}
}
return geometry;
}
