public static HatchStyleDefinition HatchStyleDefinition(MetafileReader reader)
{
int hatchIndex = reader.ReadIndex();
HatchStyleIndicator styleIndicator = ParseHatchStyleIndicator(reader.ReadEnum());
double hatchDirectionStartX = reader.ReadSizeSpecification(reader.Descriptor.InteriorStyleSpecificationMode);
double hatchDirectionStartY = reader.ReadSizeSpecification(reader.Descriptor.InteriorStyleSpecificationMode);
double hatchDirectionEndX = reader.ReadSizeSpecification(reader.Descriptor.InteriorStyleSpecificationMode);
double hatchDirectionEndY = reader.ReadSizeSpecification(reader.Descriptor.InteriorStyleSpecificationMode);
double dutyCycleLength = reader.ReadSizeSpecification(reader.Descriptor.InteriorStyleSpecificationMode);
int n = reader.ReadInteger();
var gapWidths = new List <int>();
for (int i = 0; i < n; i++)
{
gapWidths.Add(reader.ReadInteger());
}
var lineTypes = new List <int>();
for (int i = 0; i < n; i++)
{
lineTypes.Add(reader.ReadInteger());
}
return(new HatchStyleDefinition(hatchIndex, styleIndicator,
new PointF((float)hatchDirectionStartX, (float)hatchDirectionStartY),
new PointF((float)hatchDirectionEndX, (float)hatchDirectionEndY),
dutyCycleLength, gapWidths.ToArray(), lineTypes.ToArray()));
}
public static GeometricPatternDefinition GeometricPatternDefinition(MetafileReader reader)
{
int patternIndex = reader.ReadIndex();
int segmentIdentifier = reader.ReadName();
var firstCornerPoint = reader.ReadPoint();
var secondCornerPoint = reader.ReadPoint();
return(new GeometricPatternDefinition(patternIndex, segmentIdentifier, firstCornerPoint, secondCornerPoint));
}
public static InterpolatedInterior InterpolatedInterior(MetafileReader reader)
{
int style = reader.ReadIndex();
var referenceGeometry = new List <PointF>();
var stageDesignators = new List <double>();
var colorSpecifiers = new List <MetafileColor>();
// Legal values of the style parameter are positive integers. [ISO/IEC 8632-1 7.7.43]
// Values greater than 3 are reserved for future standardization and registration.
if (style >= 1 && style <= 3)
{
// parallel: the number of scalars shall be 2. The FILL REFERENCE POINT is one defining
// point of a reference line. A second defining point of the reference line is defined by
// the 2 scalars, which are respectively the x and y offset of the second point from the
// FILL REFERENCE POINT.
// elliptical: the number of scalars shall be 4. The FILL REFERENCE POINT is the centre of a
// reference ellipse. The first pair of scalars are respectively the x and y offset from
// the FILL REFERENCE POINT to the first CDP of ellipse and the second pair are
// respectively the x and y offset from the FILL REFERENCE POINT to the second
// CDP of ellipse.
// triangular: the number of scalars shall be 4. The first pair of scalars are respectively the x and
// y offset from the FILL REFERENCE POINT to the second corner of a reference
// triangle and the second pair are respectively the x and y offset from the FILL
// REFERENCE POINT to the third corner of the reference triangle. The number of
// stages shall be 0 and the list of stage designators shall be empty.
int geoCount;
if (style == 1)
{
geoCount = 2;
}
else
{
geoCount = 4;
}
for (int i = 0; i < geoCount / 2; i++)
{
double rgX = reader.ReadSizeSpecification(reader.Descriptor.InteriorStyleSpecificationMode);
double rgY = reader.ReadSizeSpecification(reader.Descriptor.InteriorStyleSpecificationMode);
referenceGeometry.Add(new PointF((float)rgX, (float)rgY));
}
int numberOfStages = reader.ReadInteger();
for (int i = 0; i < numberOfStages; i++)
{
stageDesignators.Add(reader.ReadReal());
}
int numberOfColors = style == 3 ? 3 : numberOfStages + 1;
for (int i = 0; i < numberOfColors; i++)
{
colorSpecifiers.Add(reader.ReadColor());
}
}
return(new InterpolatedInterior(style, referenceGeometry.ToArray(), stageDesignators.ToArray(), colorSpecifiers.ToArray()));
}
public static Polybezier Polybezier(MetafileReader reader)
{
int continuityIndicator = reader.ReadIndex();
var pointSequences = new List <PointF>();
while (reader.HasMoreData(2))
{
pointSequences.Add(reader.ReadPoint());
}
return(new Polybezier(continuityIndicator, pointSequences.ToArray()));
}
public static LineAndEdgeTypeDefinition LineAndEdgeTypeDefinition(MetafileReader reader)
{
int lineType = reader.ReadIndex();
double dashCycleRepeatLength = reader.ReadSizeSpecification(reader.Descriptor.LineWidthSpecificationMode);
var dashElements = new List <int>();
while (reader.HasMoreData())
{
dashElements.Add(reader.ReadInteger());
}
return(new LineAndEdgeTypeDefinition(lineType, dashCycleRepeatLength, dashElements.ToArray()));
}
public static FontProperties FontProperties(MetafileReader reader)
{
var properties = new List <FontProperty>();
while (reader.HasMoreData())
{
int propertyIndicator = reader.ReadIndex();
int priority = reader.ReadInteger();
// The SDR for each of the standardized properties contains only one member (typed sequence) [ISO/IEC 8632-1 7.3.21]
var record = ApplicationStructureDescriptorReader.ParseStructuredDataRecord(reader.ReadString());
properties.Add(new FontProperty(propertyIndicator, priority, record.Elements.First()));
}
return(new FontProperties(properties.ToArray()));
}
public static PatternTable PatternTable(MetafileReader reader)
{
int index = reader.ReadIndex();
int nx = reader.ReadInteger();
int ny = reader.ReadInteger();
// TODO: not really used in text encoding; but in case we ever need it,
// the same check for zero as in binary encoding needs to happen.
// intentionally unused until that time comes.
int localColorPrecision = reader.ReadInteger();
var colors = new List <MetafileColor>();
int count = nx * ny;
while (reader.HasMoreData(3) && count-- > 0)
{
colors.Add(reader.ReadColor());
}
return(new PatternTable(index, nx, ny, colors.ToArray()));
}
public static TextFontIndex TextFontIndex(MetafileReader reader)
{
return(new TextFontIndex(reader.ReadIndex()));
}
public static MarkerType MarkerType(MetafileReader reader)
{
return(new MarkerType(reader.ReadIndex()));
}
public static MarkerBundleIndex MarkerBundleIndex(MetafileReader reader)
{
return(new MarkerBundleIndex(reader.ReadIndex()));
}
public static EdgeTypeContinuation EdgeTypeContinuation(MetafileReader reader)
{
return(new EdgeTypeContinuation(reader.ReadIndex()));
}
public static EdgeJoin EdgeJoin(MetafileReader reader)
{
return(new EdgeJoin(reader.ReadIndex()));
}
public static EdgeBundleIndex EdgeBundleIndex(MetafileReader reader)
{
return(new EdgeBundleIndex(reader.ReadIndex()));
}
public static AlternateCharacterSetIndex AlternateCharacterSetIndex(MetafileReader reader)
{
return(new AlternateCharacterSetIndex(reader.ReadIndex()));
}
public static CharacterSetIndex CharacterSetIndex(MetafileReader reader)
{
return(new CharacterSetIndex(reader.ReadIndex()));
}
public static HatchIndex HatchIndex(MetafileReader reader)
{
return(new HatchIndex(reader.ReadIndex()));
}
public static LineJoin LineJoin(MetafileReader reader)
{
return(new LineJoin(reader.ReadIndex()));
}
public static LineCap LineCap(MetafileReader reader)
{
return(new LineCap(reader.ReadIndex(), reader.ReadIndex()));
}
public static LineType LineType(MetafileReader reader)
{
return(new LineType(reader.ReadIndex()));
}
public static EdgeType EdgeType(MetafileReader reader)
{
return(new EdgeType(reader.ReadIndex()));
}
public static FillBundleIndex FillBundleIndex(MetafileReader reader)
{
return(new FillBundleIndex(reader.ReadIndex()));
}
public static LineBundleIndex LineBundleIndex(MetafileReader reader)
{
return(new LineBundleIndex(reader.ReadIndex()));
}
public static ProtectionRegionIndicator ProtectionRegionIndicator(MetafileReader reader)
{
// this one uses an index/integer type to store the enum, not a string like the others [ISO/IEC 8632-4 7.4]
return(new ProtectionRegionIndicator(reader.ReadIndex(), (RegionIndicator)reader.ReadIndex()));
}
public static EdgeCap EdgeCap(MetafileReader reader)
{
return(new EdgeCap(reader.ReadIndex(), reader.ReadIndex()));
}
public static LineTypeContinuation LineTypeContinuation(MetafileReader reader)
{
return(new LineTypeContinuation(reader.ReadIndex()));
}
public static PatternIndex PatternIndex(MetafileReader reader)
{
return(new PatternIndex(reader.ReadIndex()));
}
public static RestrictedTextType RestrictedTextType(MetafileReader reader)
{
return(new RestrictedTextType(reader.ReadIndex()));
}
public static BeginProtectionRegion BeginProtectionRegion(MetafileReader reader)
{
return(new BeginProtectionRegion(reader.ReadIndex()));
}
