/// <summary>
/// Initializes a new instance of the <see cref="Distance"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal Distance(EditDeserializer editDeserializer)
{
double distance = editDeserializer.ReadDouble(DataField.Value);
DistanceUnitType unitType = (DistanceUnitType)editDeserializer.ReadByte(DataField.Unit);
m_EnteredUnit = EditingController.GetUnits(unitType);
m_ObservedMetric = m_EnteredUnit.ToMetric(distance);
if (editDeserializer.IsNextField(DataField.Fixed))
{
m_IsFixed = editDeserializer.ReadBool(DataField.Fixed);
}
else
{
m_IsFixed = false;
}
if (editDeserializer.IsNextField(DataField.Flipped))
{
IsAnnotationFlipped = editDeserializer.ReadBool(DataField.Flipped);
}
else
{
IsAnnotationFlipped = false;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ParallelLineOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal ParallelLineOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
m_RefLine = editDeserializer.ReadFeatureRef <LineFeature>(this, DataField.RefLine);
if (editDeserializer.IsNextField(DataField.Term1))
{
m_Term1 = editDeserializer.ReadFeatureRef <LineFeature>(this, DataField.Term1);
}
if (editDeserializer.IsNextField(DataField.Term2))
{
m_Term2 = editDeserializer.ReadFeatureRef <LineFeature>(this, DataField.Term2);
}
if (editDeserializer.IsNextField(DataField.ReverseArc) && editDeserializer.ReadBool(DataField.ReverseArc) == true)
{
m_Flags = 1;
}
m_Offset = editDeserializer.ReadPersistent <Observation>(DataField.Offset);
DeserializationFactory dff = new DeserializationFactory(this);
dff.AddFeatureStub(DataField.From, editDeserializer.ReadPersistentOrNull <FeatureStub>(DataField.From));
dff.AddFeatureStub(DataField.To, editDeserializer.ReadPersistentOrNull <FeatureStub>(DataField.To));
dff.AddFeatureStub(DataField.NewLine, editDeserializer.ReadPersistent <FeatureStub>(DataField.NewLine));
ProcessFeatures(dff);
}
/// <summary>
/// Initializes a new instance of the <see cref="LineSubdivisionOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal LineSubdivisionOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
m_Line = editDeserializer.ReadFeatureRef <LineFeature>(DataField.Line);
m_Face = editDeserializer.ReadPersistent <LineSubdivisionFace>(DataField.Face);
//FeatureStub[] sections = editDeserializer.ReadFeatureStubArray(DataField.Result);
if (editDeserializer.IsNextField(DataField.OtherSide))
{
InternalIdValue id = editDeserializer.ReadInternalId(DataField.OtherSide);
OtherSide = (LineSubdivisionOperation)editDeserializer.MapModel.FindOperation(id);
Debug.Assert(OtherSide != null);
OtherSide.OtherSide = this;
}
Project p = editDeserializer.Project;
IEntity pointType = editDeserializer.ReadEntity(DataField.PointType);
FeatureStub[] sections = CreateStubs(p, pointType, m_Line.EntityType);
DeserializationFactory result = new DeserializationFactory(this, sections);
ProcessFeatures(result);
// Apply any IDs
if (editDeserializer.IsNextField(DataField.Ids))
{
editDeserializer.ReadIdMappings(DataField.Ids);
}
}
/// <summary>
/// Reads data that was previously written using <see cref="WriteData"/>
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
/// <param name="line1">The 1st line to intersect.</param>
/// <param name="line2">The 2nd line to intersect.</param>
/// <param name="closeTo">The point closest to the intersection.</param>
/// <param name="to">The created intersection point (if any). May have existed previously.</param>
/// <param name="idLine1a">The ID of the portion of the first line prior to the intersection (null if no split).</param>
/// <param name="idLine1b">The ID of the portion of the first line after the intersection (null if no split).</param>
/// <param name="idLine2a">The ID of the portion of the second line prior to the intersection (null if no split).</param>
/// <param name="idLine2b">The ID of the portion of the second line after the intersection (null if no split).</param>
static void ReadData(EditDeserializer editDeserializer, out LineFeature line1, out LineFeature line2, out PointFeature closeTo,
out FeatureStub to, out string idLine1a, out string idLine1b, out string idLine2a, out string idLine2b)
{
line1 = editDeserializer.ReadFeatureRef <LineFeature>(DataField.Line1);
line2 = editDeserializer.ReadFeatureRef <LineFeature>(DataField.Line2);
closeTo = editDeserializer.ReadFeatureRef <PointFeature>(DataField.CloseTo);
to = editDeserializer.ReadPersistent <FeatureStub>(DataField.To);
idLine1a = (editDeserializer.IsNextField(DataField.SplitBefore1) ? editDeserializer.ReadString(DataField.SplitBefore1) : null);
idLine1b = (editDeserializer.IsNextField(DataField.SplitAfter1) ? editDeserializer.ReadString(DataField.SplitAfter1) : null);
idLine2a = (editDeserializer.IsNextField(DataField.SplitBefore2) ? editDeserializer.ReadString(DataField.SplitBefore2) : null);
idLine2b = (editDeserializer.IsNextField(DataField.SplitAfter2) ? editDeserializer.ReadString(DataField.SplitAfter2) : null);
}
/// <summary>
/// Initializes a new instance of the <see cref="PathOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal PathOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
//try
//{
m_From = editDeserializer.ReadFeatureRef <PointFeature>(DataField.From);
m_To = editDeserializer.ReadFeatureRef <PointFeature>(DataField.To);
m_EntryString = editDeserializer.ReadString(DataField.EntryString);
m_DefaultEntryUnit = editDeserializer.ReadDistanceUnit(DataField.DefaultEntryUnit);
Leg[] legs = PathParser.CreateLegs(m_EntryString, m_DefaultEntryUnit);
PrepareLegs(this.EditSequence, legs);
m_Legs = new List <Leg>(legs);
Project p = editDeserializer.Project;
IEntity pointType = editDeserializer.ReadEntity(DataField.PointType);
IEntity lineType = editDeserializer.ReadEntity(DataField.LineType);
// Pick up any alternate faces (these may be defined ONLY when dealing with
// data files that were derived from old CEdit files). The deserializaing
// constructor will connect the alternate faces to the legs we've just
// created.
if (editDeserializer.IsNextField(DataField.AlternateFaces))
{
editDeserializer.ReadPersistentArray <LegFace>(DataField.AlternateFaces);
}
// Create stubs for everything that we could conceivably create (including
// any alternate faces).
FeatureStub[] stubs = CreateStubs(p, pointType, lineType);
var result = new DeserializationFactory(this, stubs);
result.PointType = pointType;
result.LineType = lineType;
// Create feature objects
ProcessFeatures(result);
// Apply any IDs
if (editDeserializer.IsNextField(DataField.Ids))
{
editDeserializer.ReadIdMappings(DataField.Ids);
}
//}
//catch (Exception ex)
//{
// throw ex;
//}
}
/// <summary>
/// Initializes a new instance of the <see cref="IntersectOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
protected IntersectOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
// If the data was produced via export from an old CEdit file, we'll have the absolute position
if (editDeserializer.IsNextField(DataField.X))
CheckPosition = editDeserializer.ReadPointGeometry(DataField.X, DataField.Y);
}
/// <summary>
/// Initializes a new instance of the <see cref="LineSubdivisionOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal LineSubdivisionOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
m_Line = editDeserializer.ReadFeatureRef<LineFeature>(DataField.Line);
m_Face = editDeserializer.ReadPersistent<LineSubdivisionFace>(DataField.Face);
//FeatureStub[] sections = editDeserializer.ReadFeatureStubArray(DataField.Result);
if (editDeserializer.IsNextField(DataField.OtherSide))
{
InternalIdValue id = editDeserializer.ReadInternalId(DataField.OtherSide);
OtherSide = (LineSubdivisionOperation)editDeserializer.MapModel.FindOperation(id);
Debug.Assert(OtherSide != null);
OtherSide.OtherSide = this;
}
Project p = editDeserializer.Project;
IEntity pointType = editDeserializer.ReadEntity(DataField.PointType);
FeatureStub[] sections = CreateStubs(p, pointType, m_Line.EntityType);
DeserializationFactory result = new DeserializationFactory(this, sections);
ProcessFeatures(result);
// Apply any IDs
if (editDeserializer.IsNextField(DataField.Ids))
editDeserializer.ReadIdMappings(DataField.Ids);
}
/// <summary>
/// Initializes a new instance of the <see cref="ArcGeometry"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal ArcGeometry(EditDeserializer editDeserializer)
: base(editDeserializer)
{
m_IsClockwise = editDeserializer.ReadBool(DataField.Clockwise);
if (editDeserializer.IsNextField(DataField.Center))
{
PointFeature center = editDeserializer.ReadFeatureRef<PointFeature>(this, DataField.Center);
// The arc is the first arc attached to the circle. However, we cannot
// calculate the radius just yet because the bc/ec points are not persisted
// as part of the ArcGeometry definition (they are defined as part of the
// LineFeature object that utilizes the ArcGeometry).
// Even if we did have the bc/ec points at this stage, their positions will
// only be available if the data came from an import (they will still be
// undefined if the geometry is calculated, since calculation only occurs
// after deserialization has been completed).
if (center != null)
ApplyFeatureRef(DataField.Center, center);
}
else
{
ArcFeature firstArc = editDeserializer.ReadFeatureRef<ArcFeature>(this, DataField.FirstArc);
if (firstArc != null)
ApplyFeatureRef(DataField.FirstArc, firstArc);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="IntersectOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
protected IntersectOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
// If the data was produced via export from an old CEdit file, we'll have the absolute position
if (editDeserializer.IsNextField(DataField.X))
{
CheckPosition = editDeserializer.ReadPointGeometry(DataField.X, DataField.Y);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ImportOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal ImportOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
if (editDeserializer.IsNextField(DataField.Source))
m_Source = editDeserializer.ReadString(DataField.Source);
else
m_Source = String.Empty;
m_Data = editDeserializer.ReadPersistentArray<Feature>(DataField.Features);
}
/// <summary>
/// Initializes a new instance of the <see cref="PolygonSubdivisionOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal PolygonSubdivisionOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
if (editDeserializer.IsNextField(DataField.DeactivatedLabel))
{
m_Label = editDeserializer.ReadFeatureRef<TextFeature>(DataField.DeactivatedLabel);
m_Label.IsInactive = true; // later ?
}
m_Lines = editDeserializer.ReadPersistentArray<LineFeature>(DataField.Lines);
}
/// <summary>
/// Initializes a new instance of the <see cref="PolygonSubdivisionOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal PolygonSubdivisionOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
if (editDeserializer.IsNextField(DataField.DeactivatedLabel))
{
m_Label = editDeserializer.ReadFeatureRef <TextFeature>(DataField.DeactivatedLabel);
m_Label.IsInactive = true; // later ?
}
m_Lines = editDeserializer.ReadPersistentArray <LineFeature>(DataField.Lines);
}
/// <summary>
/// Initializes a new instance of the <see cref="MoveTextOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal MoveTextOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
m_Text = editDeserializer.ReadFeatureRef<TextFeature>(DataField.Text);
m_OldPosition = editDeserializer.ReadPointGeometry(DataField.OldX, DataField.OldY);
m_NewPosition = editDeserializer.ReadPointGeometry(DataField.NewX, DataField.NewY);
if (editDeserializer.IsNextField(DataField.OldPolygonX))
m_OldPolPosition = editDeserializer.ReadPointGeometry(DataField.OldPolygonX, DataField.OldPolygonY);
else
m_OldPolPosition = null;
}
/// <summary>
/// Reads back updates made to an editing operation.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
/// <returns>The changes made to the edit</returns>
public UpdateItemCollection ReadUpdateItems(EditDeserializer editDeserializer)
{
UpdateItemCollection result = new UpdateItemCollection();
if (editDeserializer.IsNextField(DataField.Face))
{
Distance[] face = editDeserializer.ReadPersistentArray <Distance>(DataField.Face);
result.Add(new UpdateItem(DataField.Face, face));
}
return(result);
}
/// <summary>
/// Initializes a new instance of the <see cref="IntersectDirectionAndLineOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal IntersectDirectionAndLineOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
m_Direction = editDeserializer.ReadPersistent <Direction>(DataField.Direction);
ForwardFeatureRef fwRef;
m_Line = editDeserializer.ReadFeatureRef <LineFeature>(this, DataField.Line, out fwRef);
m_CloseTo = editDeserializer.ReadFeatureRef <PointFeature>(this, DataField.CloseTo);
FeatureStub to = editDeserializer.ReadPersistent <FeatureStub>(DataField.To);
FeatureStub dirLine = editDeserializer.ReadPersistentOrNull <FeatureStub>(DataField.DirLine);
string idLineA = (editDeserializer.IsNextField(DataField.SplitBefore) ? editDeserializer.ReadString(DataField.SplitBefore) : null);
string idLineB = (editDeserializer.IsNextField(DataField.SplitAfter) ? editDeserializer.ReadString(DataField.SplitAfter) : null);
m_IsSplit = (idLineA != null && idLineB != null);
// TODO (perhaps): If the line is a forward-reference (from CEdit export), we'd have to handle
// AddLineSplit a bit differently, and do some more in ApplyFeatureRef.
if (m_Line == null && m_IsSplit)
{
if (fwRef == null)
{
int junk = 0;
}
Debug.Assert(fwRef != null);
editDeserializer.AddForwardSplit(fwRef, idLineA, idLineB);
}
DeserializationFactory dff = new DeserializationFactory(this);
dff.AddFeatureStub(DataField.To, to);
dff.AddFeatureStub(DataField.DirLine, dirLine);
if (m_Line != null)
{
dff.AddLineSplit(m_Line, DataField.SplitBefore, idLineA);
dff.AddLineSplit(m_Line, DataField.SplitAfter, idLineB);
}
ProcessFeatures(dff);
}
/// <summary>
/// Initializes a new instance of the <see cref="ImportOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal ImportOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
if (editDeserializer.IsNextField(DataField.Source))
{
m_Source = editDeserializer.ReadString(DataField.Source);
}
else
{
m_Source = String.Empty;
}
m_Data = editDeserializer.ReadPersistentArray <Feature>(DataField.Features);
}
/// <summary>
/// Reads data that was previously written using <see cref="WriteData"/>
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
/// <param name="label">The polygon label that was modified</param>
/// <param name="newPosition">The revised position of the reference point.</param>
/// <param name="oldPosition">The original position of the reference point.</param>
static void ReadData(EditDeserializer editDeserializer, out TextFeature label, out PointGeometry newPosition,
out PointGeometry oldPosition)
{
label = editDeserializer.ReadFeatureRef <TextFeature>(DataField.Label);
newPosition = editDeserializer.ReadPointGeometry(DataField.NewX, DataField.NewY);
if (editDeserializer.IsNextField(DataField.OldX))
{
oldPosition = editDeserializer.ReadPointGeometry(DataField.OldX, DataField.OldY);
}
else
{
oldPosition = null;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="UpdateOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal UpdateOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
if (editDeserializer.IsNextField(DataField.RevisedEdits))
{
m_Revisions = editDeserializer.ReadPersistentArray<RevisedEdit>(DataField.RevisedEdits);
}
else
{
RevisedEdit rev = new RevisedEdit(editDeserializer);
m_Revisions = new RevisedEdit[] { rev };
}
m_IsApplied = false;
}
/// <summary>
/// Initializes a new instance of the <see cref="UpdateOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal UpdateOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
if (editDeserializer.IsNextField(DataField.RevisedEdits))
{
m_Revisions = editDeserializer.ReadPersistentArray <RevisedEdit>(DataField.RevisedEdits);
}
else
{
RevisedEdit rev = new RevisedEdit(editDeserializer);
m_Revisions = new RevisedEdit[] { rev };
}
m_IsApplied = false;
}
/// <summary>
/// Initializes a new instance of the <see cref="MoveTextOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal MoveTextOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
m_Text = editDeserializer.ReadFeatureRef <TextFeature>(DataField.Text);
m_OldPosition = editDeserializer.ReadPointGeometry(DataField.OldX, DataField.OldY);
m_NewPosition = editDeserializer.ReadPointGeometry(DataField.NewX, DataField.NewY);
if (editDeserializer.IsNextField(DataField.OldPolygonX))
{
m_OldPolPosition = editDeserializer.ReadPointGeometry(DataField.OldPolygonX, DataField.OldPolygonY);
}
else
{
m_OldPolPosition = null;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="PathOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal PathOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
//try
//{
m_From = editDeserializer.ReadFeatureRef<PointFeature>(DataField.From);
m_To = editDeserializer.ReadFeatureRef<PointFeature>(DataField.To);
m_EntryString = editDeserializer.ReadString(DataField.EntryString);
m_DefaultEntryUnit = editDeserializer.ReadDistanceUnit(DataField.DefaultEntryUnit);
Leg[] legs = PathParser.CreateLegs(m_EntryString, m_DefaultEntryUnit);
PrepareLegs(this.EditSequence, legs);
m_Legs = new List<Leg>(legs);
Project p = editDeserializer.Project;
IEntity pointType = editDeserializer.ReadEntity(DataField.PointType);
IEntity lineType = editDeserializer.ReadEntity(DataField.LineType);
// Pick up any alternate faces (these may be defined ONLY when dealing with
// data files that were derived from old CEdit files). The deserializaing
// constructor will connect the alternate faces to the legs we've just
// created.
if (editDeserializer.IsNextField(DataField.AlternateFaces))
editDeserializer.ReadPersistentArray<LegFace>(DataField.AlternateFaces);
// Create stubs for everything that we could conceivably create (including
// any alternate faces).
FeatureStub[] stubs = CreateStubs(p, pointType, lineType);
var result = new DeserializationFactory(this, stubs);
result.PointType = pointType;
result.LineType = lineType;
// Create feature objects
ProcessFeatures(result);
// Apply any IDs
if (editDeserializer.IsNextField(DataField.Ids))
editDeserializer.ReadIdMappings(DataField.Ids);
//}
//catch (Exception ex)
//{
// throw ex;
//}
}
/// <summary>
/// Reads data that was previously written using <see cref="WriteData"/>
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
/// <param name="from">The point at the start of the line</param>
/// <param name="to">The point at the end of the line</param>
/// <param name="isTopological">Does the line act as a polygon boundary </param>
/// <param name="geom">The geometry for the line.</param>
static void ReadData(EditDeserializer editDeserializer, out PointFeature from, out PointFeature to, out bool isTopological,
out LineGeometry geom)
{
from = editDeserializer.ReadFeatureRef<PointFeature>(DataField.From);
to = editDeserializer.ReadFeatureRef<PointFeature>(DataField.To);
isTopological = editDeserializer.ReadBool(DataField.Topological);
if (editDeserializer.IsNextField(DataField.Type))
{
geom = editDeserializer.ReadPersistent<LineGeometry>(DataField.Type);
// Ensure terminals have been defined (since there was no easy way to pass them
// through to the LineGeometry constructor).
geom.StartTerminal = from;
geom.EndTerminal = to;
// If we're dealing with a circular arc, and the bc/ec points have defined
// positions (e.g. coming from an import), we can calculate the radius now.
// Otherwise we'll need to wait until geometry has been calculated.
// The radius is defined here only because it's consistent with older code.
// It may well be better to leave the definition of circle radius till later
// (i.e. do all circles after geometry has been calculated).
ArcGeometry arc = (geom as ArcGeometry);
if (arc != null)
{
Circle c = (Circle)arc.Circle;
PointFeature center = c.CenterPoint;
if (center.PointGeometry != null && from.PointGeometry != null)
c.Radius = Geom.Distance(center.PointGeometry, from.PointGeometry);
}
}
else
{
geom = new SegmentGeometry(from, to);
}
}
/// <summary>
/// Reads data that was previously written using <see cref="WriteData"/>
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
/// <param name="isTopological">Are we dealing with a polygon label</param>
/// <param name="polPos">The label reference point (usually applies onlt to polygon labels). Null if it's
/// identical to the position recorded via the geometry object.</param>
/// <param name="geom">The geometry for the text.</param>
static void ReadData(EditDeserializer editDeserializer, out bool isTopological, out PointGeometry polPos, out TextGeometry geom)
{
isTopological = editDeserializer.ReadBool(DataField.Topological);
if (editDeserializer.IsNextField(DataField.PolygonX))
polPos = editDeserializer.ReadPointGeometry(DataField.PolygonX, DataField.PolygonY);
else
polPos = null;
geom = editDeserializer.ReadPersistent<TextGeometry>(DataField.Type);
}
/// <summary>
/// Reads data that was previously written using <see cref="WriteData"/>
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
/// <param name="label">The polygon label that was modified</param>
/// <param name="newPosition">The revised position of the reference point.</param>
/// <param name="oldPosition">The original position of the reference point.</param>
static void ReadData(EditDeserializer editDeserializer, out TextFeature label, out PointGeometry newPosition,
out PointGeometry oldPosition)
{
label = editDeserializer.ReadFeatureRef<TextFeature>(DataField.Label);
newPosition = editDeserializer.ReadPointGeometry(DataField.NewX, DataField.NewY);
if (editDeserializer.IsNextField(DataField.OldX))
oldPosition = editDeserializer.ReadPointGeometry(DataField.OldX, DataField.OldY);
else
oldPosition = null;
}
/// <summary>
/// Reads data that was previously written using <see cref="WriteData"/>
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
/// <param name="font">The text style</param>
/// <param name="position">Position of the text's reference point</param>
/// <param name="height">The height of the text, in meters on the ground.</param>
/// <param name="width">The total width of the text, in meters on the ground.</param>
/// <param name="rotation">Clockwise rotation from horizontal</param>
static void ReadData(EditDeserializer editDeserializer, out IFont font, out PointGeometry position,
out float height, out float width, out IAngle rotation)
{
if (editDeserializer.IsNextField(DataField.Font))
{
int fontId = editDeserializer.ReadInt32(DataField.Font);
font = EnvironmentContainer.FindFontById(fontId);
}
else
{
font = null;
}
position = editDeserializer.ReadPointGeometry(DataField.X, DataField.Y);
width = (float)editDeserializer.ReadDouble(DataField.Width);
height = (float)editDeserializer.ReadDouble(DataField.Height);
rotation = editDeserializer.ReadRadians(DataField.Rotation);
}
/// <summary>
/// Initializes a new instance of the <see cref="IntersectDirectionAndLineOperation"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal IntersectDirectionAndLineOperation(EditDeserializer editDeserializer)
: base(editDeserializer)
{
m_Direction = editDeserializer.ReadPersistent<Direction>(DataField.Direction);
ForwardFeatureRef fwRef;
m_Line = editDeserializer.ReadFeatureRef<LineFeature>(this, DataField.Line, out fwRef);
m_CloseTo = editDeserializer.ReadFeatureRef<PointFeature>(this, DataField.CloseTo);
FeatureStub to = editDeserializer.ReadPersistent<FeatureStub>(DataField.To);
FeatureStub dirLine = editDeserializer.ReadPersistentOrNull<FeatureStub>(DataField.DirLine);
string idLineA = (editDeserializer.IsNextField(DataField.SplitBefore) ? editDeserializer.ReadString(DataField.SplitBefore) : null);
string idLineB = (editDeserializer.IsNextField(DataField.SplitAfter) ? editDeserializer.ReadString(DataField.SplitAfter) : null);
m_IsSplit = (idLineA != null && idLineB != null);
// TODO (perhaps): If the line is a forward-reference (from CEdit export), we'd have to handle
// AddLineSplit a bit differently, and do some more in ApplyFeatureRef.
if (m_Line == null && m_IsSplit)
{
if (fwRef == null)
{
int junk = 0;
}
Debug.Assert(fwRef != null);
editDeserializer.AddForwardSplit(fwRef, idLineA, idLineB);
}
DeserializationFactory dff = new DeserializationFactory(this);
dff.AddFeatureStub(DataField.To, to);
dff.AddFeatureStub(DataField.DirLine, dirLine);
if (m_Line != null)
{
dff.AddLineSplit(m_Line, DataField.SplitBefore, idLineA);
dff.AddLineSplit(m_Line, DataField.SplitAfter, idLineB);
}
ProcessFeatures(dff);
}
/// <summary>
/// Reads data that was previously written using <see cref="WriteData"/>
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
/// <param name="line1">The 1st line to intersect.</param>
/// <param name="line2">The 2nd line to intersect.</param>
/// <param name="closeTo">The point closest to the intersection.</param>
/// <param name="to">The created intersection point (if any). May have existed previously.</param>
/// <param name="idLine1a">The ID of the portion of the first line prior to the intersection (null if no split).</param>
/// <param name="idLine1b">The ID of the portion of the first line after the intersection (null if no split).</param>
/// <param name="idLine2a">The ID of the portion of the second line prior to the intersection (null if no split).</param>
/// <param name="idLine2b">The ID of the portion of the second line after the intersection (null if no split).</param>
static void ReadData(EditDeserializer editDeserializer, out LineFeature line1, out LineFeature line2, out PointFeature closeTo,
out FeatureStub to, out string idLine1a, out string idLine1b, out string idLine2a, out string idLine2b)
{
line1 = editDeserializer.ReadFeatureRef<LineFeature>(DataField.Line1);
line2 = editDeserializer.ReadFeatureRef<LineFeature>(DataField.Line2);
closeTo = editDeserializer.ReadFeatureRef<PointFeature>(DataField.CloseTo);
to = editDeserializer.ReadPersistent<FeatureStub>(DataField.To);
idLine1a = (editDeserializer.IsNextField(DataField.SplitBefore1) ? editDeserializer.ReadString(DataField.SplitBefore1) : null);
idLine1b = (editDeserializer.IsNextField(DataField.SplitAfter1) ? editDeserializer.ReadString(DataField.SplitAfter1) : null);
idLine2a = (editDeserializer.IsNextField(DataField.SplitBefore2) ? editDeserializer.ReadString(DataField.SplitBefore2) : null);
idLine2b = (editDeserializer.IsNextField(DataField.SplitAfter2) ? editDeserializer.ReadString(DataField.SplitAfter2) : null);
}
/// <summary>
/// Initializes a new instance of the <see cref="LegFace"/> class
/// using the data read from persistent storage.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
internal LegFace(EditDeserializer editDeserializer)
{
// Only connection paths should generate LegFace instances
PathOperation op = (editDeserializer.CurrentEdit as PathOperation);
if (op == null)
throw new ApplicationException("Unexpected creating edit for a leg face");
this.Sequence = editDeserializer.ReadInternalId(DataField.Id);
if (editDeserializer.IsNextField(DataField.PrimaryFaceId))
{
InternalIdValue primaryFaceId = editDeserializer.ReadInternalId(DataField.PrimaryFaceId);
LegFace face = op.FindFace(primaryFaceId);
if (face == null)
throw new ApplicationException("Cannot locate primary face " + primaryFaceId);
Leg = face.Leg;
Leg.AlternateFace = this;
}
else
{
// This should never happen. Primary faces are not serialized using the LegFace
// class (we only use LegFace as part of a PathOperation to simplify import of
// extra legs from old CEdit files).
throw new ApplicationException();
}
// Convert the data entry string into observed spans
string entryString = editDeserializer.ReadString(DataField.EntryString);
DistanceUnit defaultEntryUnit = EditingController.Current.EntryUnit;
Distance[] dists = LineSubdivisionFace.GetDistances(entryString, defaultEntryUnit, false);
m_Spans = new SpanInfo[dists.Length];
for (int i=0; i<m_Spans.Length; i++)
{
m_Spans[i] = new SpanInfo() { ObservedDistance = dists[i] };
}
}
/// <summary>
/// Reads back updates made to an editing operation.
/// </summary>
/// <param name="editDeserializer">The mechanism for reading back content.</param>
/// <returns>The changes made to the edit</returns>
public UpdateItemCollection ReadUpdateItems(EditDeserializer editDeserializer)
{
UpdateItemCollection result = new UpdateItemCollection();
if (editDeserializer.IsNextField(DataField.Face))
{
Distance[] face = editDeserializer.ReadPersistentArray<Distance>(DataField.Face);
result.Add(new UpdateItem(DataField.Face, face));
}
return result;
}