Struct S57FieldUpdateControl

Namespace

EncDotNet.S57

Assembly

EncDotNet.S57.dll

Represents an update control field (FSPC, FFPC, VRPC, or SGCC) that describes how to splice a subfield array during an S-57 update.

public readonly record struct S57FieldUpdateControl : IEquatable<S57FieldUpdateControl>

Implements

IEquatable<S57FieldUpdateControl>

Inherited Members

ValueType.Equals(object)

ValueType.GetHashCode()

ValueType.ToString()

object.Equals(object, object)

object.GetType()

object.ReferenceEquals(object, object)

Remarks

Update files use control fields to specify insert, delete, or modify operations on repeating subfield arrays (spatial pointers, feature pointers, vector pointers, or coordinates) at a specific index.

The Index is 1-based, matching the S-57 specification convention.

Properties

Count

Gets the number of entries affected by the operation.

public int Count { get; init; }

Property Value

int

Index

Gets the 1-based index in the target array where the operation begins.

public int Index { get; init; }

Property Value

int

UpdateInstruction

Gets the update instruction (insert, delete, or modify).

public S57UpdateInstruction UpdateInstruction { get; init; }

Property Value

S57UpdateInstruction