public static Polymarker Polymarker(MetafileReader reader, CommandHeader commandHeader)
{
// P1-Pn: (point) n (X,Y) marker positions
var points = ReadPointList(reader);
return(new Polymarker(points.ToArray()));
}
public static ParabolicArc ParabolicArc(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (point) tangent intersection point
// P2: (point) start point
// P3: (point) end point
return(new ParabolicArc(reader.ReadPoint(), reader.ReadPoint(), reader.ReadPoint()));
}
public static Ellipse Ellipse(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (point) centre of ellipse
// P2: (point) endpoint of first conjugate diameter
// P3: (point) endpoint of second conjugate diameter
return(new Ellipse(reader.ReadPoint(), reader.ReadPoint(), reader.ReadPoint()));
}
public static DisjointPolyline DisjointPolyline(MetafileReader reader, CommandHeader commandHeader)
{
// P1-Pn: (point) n (X,Y) line segment endpoints
var points = ReadPointList(reader);
return(new DisjointPolyline(points.ToArray()));
}
public static CircularArc3Point CircularArc3Point(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (point) starting point
// P2: (point) intermediate point
// P3: (point) ending point
return(new CircularArc3Point(reader.ReadPoint(), reader.ReadPoint(), reader.ReadPoint()));
}
public static NonUniformBSpline NonUniformBSpline(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (integer) spline order (=m)
// P2: (integer) number of control points (=n)
// P(3)-P(2+n): (points) array of control points
// P(3+n)-P(2+2n+m): (real) list of knots, of length n+m.
// P(3+2n+m): (real) parameter start value
// P(4+2n+m): (real) parameter end value
int splineOrder = reader.ReadInteger();
int numberOfControlPoints = reader.ReadInteger();
var controlPoints = new List <PointF>();
for (int i = 0; i < numberOfControlPoints; i++)
{
controlPoints.Add(reader.ReadPoint());
}
var knots = new List <double>();
for (int i = 0; i < splineOrder + numberOfControlPoints; i++)
{
knots.Add(reader.ReadReal());
}
double start = reader.ReadReal();
double end = reader.ReadReal();
return(new NonUniformBSpline(splineOrder, controlPoints.ToArray(), knots.ToArray(), start, end));
}
private static Command ReadColorIndexPrecision(MetafileReader reader, CommandHeader commandHeader)
{
var colorIndexPrecision = MetafileDescriptorReader.ColorIndexPrecision(reader, commandHeader);
reader.Descriptor.ColorIndexPrecision = colorIndexPrecision.Precision;
return(colorIndexPrecision);
}
public static BeginTileArray BeginTileArray(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (point) position
// P2: (enumerated) cell path direction: valid values are
// 0 0°
// 1 90°
// 2 180°
// 3 270°
// P3: (enumerated) line progression direction: valid values are
// 0 90°
// 1 270°
// P4: (integer) number of tiles in pth direction
// P5: (integer) number of tiles in line direction
// P6: (integer) number of cells/ tile in path direction
// P7: (integer) number of cells/ tile in line direction
// P8: (real) cell size in path direction
// P9: (real) cell size in line direction
// P10: (integer) image offset in path direction
// P11: (integer) image offset in line direction
// P12: (integer) image number of cells in path direction
// P13: (integer) image number of cells in line direction
return(new BeginTileArray(
reader.ReadPoint(),
reader.ReadEnum <CellPathDirection>(),
reader.ReadEnum <LineProgressionDirection>(),
reader.ReadInteger(), reader.ReadInteger(),
reader.ReadInteger(), reader.ReadInteger(),
reader.ReadReal(), reader.ReadReal(),
reader.ReadInteger(), reader.ReadInteger(),
reader.ReadInteger(), reader.ReadInteger()));
}
private static Command ReadColorModel(MetafileReader reader, CommandHeader commandHeader)
{
var colorModel = MetafileDescriptorReader.ColorModelCommand(reader, commandHeader);
reader.Descriptor.ColorModel = colorModel.ColorModel;
return(colorModel);
}
private static Command ReadColorSelectionMode(MetafileReader reader, CommandHeader commandHeader)
{
var colorSelectionMode = PictureDescriptorReader.ColorSelectionMode(reader, commandHeader);
reader.Descriptor.ColorSelectionMode = colorSelectionMode.ColorMode;
return(colorSelectionMode);
}
public static Polyline Polyline(MetafileReader reader, CommandHeader commandHeader)
{
// P1-Pn: (point) n (X,Y) polyline vertices
var points = ReadPointList(reader);
return(new Polyline(points.ToArray()));
}
private static Command ReadNamePrecision(MetafileReader reader, CommandHeader commandHeader)
{
var namePrecision = MetafileDescriptorReader.NamePrecision(reader, commandHeader);
reader.Descriptor.NamePrecision = namePrecision.Precision;
return(namePrecision);
}
private static Command ReadRealPrecision(MetafileReader reader, CommandHeader commandHeader)
{
var realPrecision = MetafileDescriptorReader.RealPrecision(reader, commandHeader);
reader.Descriptor.RealPrecision = realPrecision.Specification;
return(realPrecision);
}
private static Command ReadIndexPrecision(MetafileReader reader, CommandHeader commandHeader)
{
var indexPrecision = MetafileDescriptorReader.IndexPrecision(reader, commandHeader);
reader.Descriptor.IndexPrecision = indexPrecision.Precision;
return(indexPrecision);
}
private static Command ReadVdcType(MetafileReader reader, CommandHeader commandHeader)
{
var vdcType = MetafileDescriptorReader.VdcType(reader, commandHeader);
reader.Descriptor.VdcType = vdcType.Specification;
return(vdcType);
}
private static Command ReadEndMetafile(MetafileReader reader, CommandHeader commandHeader)
{
var result = DelimiterElementReader.EndMetafile(reader, commandHeader);
reader._insideMetafile = false;
return(result);
}
private static Command ReadBeginMetafile(MetafileReader reader, CommandHeader commandHeader)
{
var result = DelimiterElementReader.BeginMetafile(reader, commandHeader);
reader._insideMetafile = result != null;
return(result);
}
private static Command ReadLineWidthSpecificationMode(MetafileReader reader, CommandHeader commandHeader)
{
var lineWidthSpecificationMode = PictureDescriptorReader.LineWidthSpecificationMode(reader, commandHeader);
reader.Descriptor.LineWidthSpecificationMode = lineWidthSpecificationMode.WidthSpecificationMode;
return(lineWidthSpecificationMode);
}
public static AppendText AppendText(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (enumerated) final / not - final flag: valid values are
// 0 not final
// 1 final
// P2: (string) text string
return(new AppendText(reader.ReadEnum <FinalFlag>(), reader.ReadString()));
}
public static TextPrecision TextPrecision(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (enumerated) text precision: valid values are
// 0 string
// 1 character
// 2 stroke
return(new TextPrecision(reader.ReadEnum <TextPrecisionType>()));
}
public static Message Message(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (enumerated) action-required flag: valid values are
// 0 noaction
// 1 action
// P2: (string fixed) message string
return(new Message(reader.ReadEnum <ActionRequired>(), reader.ReadString()));
}
public static SegmentHighlighting SegmentHighlighting(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (name) segment identifier
// P2: (enumerated) highlighting: valid values are
// 0 normal
// 1 highlighted
return(new SegmentHighlighting(reader.ReadName(), reader.ReadEnum <Highlighting>()));
}
public static EdgeClippingMode EdgeClippingMode(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (enumerated) clipping mode: valid values are
// 0 locus
// 1 shape
// 2 locus then shape
return(new EdgeClippingMode(reader.ReadEnum <ClippingMode>()));
}
public static TextCommand Text(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (point) text position
// P2: (enumerated) final / not - final flag: valid values are
// 0 not final
// 1 final
// P3: (string) text string
return(new TextCommand(reader.ReadPoint(), reader.ReadEnum <FinalFlag>(), reader.ReadString()));
}
public static TextPath TextPath(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (enumerated) text path: valid values are:
// 0 right
// 1 left
// 2 up
// 3 down
return(new TextPath(reader.ReadEnum <TextPathType>()));
}
public static VdcRealPrecision VdcRealPrecision(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (enumerated) form of representation for real values: valid values are
// 0 floating point format
// 1 fixed point format
// P2: (integer) field width for exponent or whole part (including 1 bit for sign)
// P3: (integer) field width for fraction or fractional part
return(new VdcRealPrecision(reader.ReadEnum <RealRepresentation>(), reader.ReadInteger(), reader.ReadInteger()));
}
public static DeviceViewport DeviceViewport(MetafileReader reader, CommandHeader header)
{
// P1: (viewport point) first corner
// P2: (viewport point) second corner
var firstCorner = reader.ReadViewportPoint();
var secondCorner = reader.ReadViewportPoint();
return(new DeviceViewport(firstCorner, secondCorner));
}
public static VdcExtent VdcExtent(MetafileReader reader, CommandHeader header)
{
// P1: (point) first corner
// P2: (point) second corner
var firstCorner = reader.ReadPoint();
var secondCorner = reader.ReadPoint();
return(new VdcExtent(firstCorner, secondCorner));
}
public static EdgeJoin EdgeJoin(MetafileReader reader, CommandHeader commandHeader)
{
// P1: (index) edge join indicator: the following values are standardized:
// 1 unspecified
// 2 mitre
// 3 round
// 4 bevel
// >4 reserved for registered values
return(new EdgeJoin(reader.ReadIndex()));
}
public static FontList FontList(MetafileReader reader, CommandHeader commandHeader)
{
// P1-Pn: (string fixed) n font names
var fonts = new List <string>();
while (reader.HasMoreData())
{
fonts.Add(reader.ReadString());
}
return(new FontList(fonts));
}
