IProjectedCoordinateSystem4 Interface

Provides access to members that control additional properties and methods for projected coordinate systems.

Members

	Name	Description
	Abbreviation	The abbreviated name of this spatial reference component.
	Alias	The alias of this spatial reference component.
	Azimuth	The azimuth of a projected coordinate system.
	CentralMeridian	The central meridian (Lambda0) of a projected coordinate system.
	CentralParallel	The central parallel (Phi 0) of a projected coordinate system.
	Changed	Notify this object that some of its parts have changed (parameter values, z unit, etc.).
	CoordinateUnit	The linear unit of a projected coordinate system.
	FactoryCode	The factory code (WKID) of the spatial reference.
	FalseEasting	The false easting (X0) of a projected coordinate system.
	FalseNorthing	The false northing (Y0) of a projected coordinate system.
	Forward	Projects points from geographic to planar coordinates.
	GeographicCoordinateSystem	The geographic coordinate system of a projected coordinate system.
	GetCentralLongitude	Returns CentralLongitude of the projected coordinate system. Always defined, unlike CentralMeridian or LongitudeOfCenter.
	GetDomain	The XY domain extent.
	GetFalseOriginAndUnits	Get the false origin and units.
	GetGCSParams	Returns 180 degrees and horizon delta in proper GCS units.
	GetHorizon	Returns the standard horizon polygon, its envelope, and whether it is inclusive or exclusive; the horizon polygon may be 0.
	GetMDomain	The measure domain extent.
	GetMFalseOriginAndUnits	Get the measure false origin and units.
	GetNorthPole	Returns the north pole in projected coordinates, or an empty point if the north pole is outside the PCS horizon.
	GetNorthPoleGeometry	Returns type of north pole geometry.
	GetNorthPoleLocation	Returns type of location of north pole with respect to the PCS horizon.
	GetParameters	Gets the map projection parameters of a projected coordinate system.
	GetPCSHorizon	Returns PCS horizon polygon, its envelope and whether it is inclusive or exclusive; the horizon polygon may be 0.
	GetShiftedHorizon	Returns the horizon polygon, shifted once or twice, west/east of the standard horizon for a negative/positive shift.
	GetSouthPole	Returns the south pole in projected coordinates, or an empty point if the south pole is outside the PCS horizon.
	GetSouthPoleGeometry	Returns type of south pole geometry.
	GetSouthPoleLocation	Returns type of location of south pole with respect to the PCS horizon.
	GetZDomain	The Z domain extent.
	GetZFalseOriginAndUnits	Get the Z false origin and units.
	HasMPrecision	Returns true when m-value precision information has been defined.
	HasXYPrecision	Returns true when (x,y) precision information has been defined.
	HasZPrecision	Returns true when z-value precision information has been defined.
	Height	The height above the sphere in projected coordinate system units.
	Horizon	The mathematical limits of a projected coordinate system.
	HorizonCount	The number of shapes that describe the limits of a ProjCS.
	Inverse	Projects points from planar to geographic coordinates.
	InverseWithShift	Projects points from planar to geographic coordinates. Deals with geographic coordinates in ranges other than +-180.
	IsEqualNoNames	Compares to projected coordinate systems for equality but ignores their names.
	IsHorizonConvexHull	Returns true if PCS horizon is convex.
	IsHorizonEdgeDuplicated	Returns true if some edges of PCS horizon project inversely to identical lines.
	IsHorizonEntireWorld	Returns true if PCS horizon contains the entire world.
	IsPrecisionEqual	Returns TRUE when the precision information for the two spatial references is the same.
	LatitudeOf1st	The latitude of the first point (Phi 1) of a projected coordinate system.
	LatitudeOf2nd	The latitude of the second point (Phi 2) of a projected coordinate system.
	LatitudeOfCenter	The latitude of center (Phi C) of a projected coordinate system.
	LatitudeOfOrigin	The latitude of the origin (Phi 0) of a projected coordinate system.
	LongitudeOf1st	The longitude of the first point (Lambda 1) of a projected coordinate system.
	LongitudeOf2nd	The longitude of the second point (Lambda 2) of a projected coordinate system.
	LongitudeOfCenter	The longitude of center (Lam C) of a projected coordinate system.
	LongitudeOfOrigin	The longitude of origin (Lambda0) of a projected coordinate system.
	Name	The name of this spatial reference component.
	PrecisionExImpl	An opaque reference to the precision information (including z/m awareness) implementation for this spatial reference.
	PrecisionImpl	An opaque reference to the precision information implementation for this spatial reference.
	Projection	The map projection of a projected coordinate system.
	PseudoStandardParallel1	The latitude on an oblique spheroid that defines the oblique cone for a Krovak projected coordinate system.
	PutLinearAndAngularUnits	Modify linear unit of projected coordinates and angular unit of associated geographic coordinates.
	Remarks	The comment string of this spatial reference component.
	Rotation	The rotation value used to change the axis directions in a Krovak projected coordinate system.
	ScaleFactor	The scale factor (K0) of a projected coordinate system.
	SetDomain	The XY domain extent.
	SetFalseOriginAndUnits	Set the false origin and units.
	SetMDomain	The measure domain extent.
	SetMFalseOriginAndUnits	Set the measure false origin and units.
	SetZDomain	The Z domain extent.
	SetZFalseOriginAndUnits	Set the Z false origin and units.
	SpatialReferenceImpl	SpatialReferenceImpl.
	StandardParallel1	The first parallel (Phi 1) of a projected coordinate system.
	StandardParallel2	The second parallel (Phi 2) of a projected coordinate system.
	Usage	The usage notes of a projected coordinate system.
	XScaleFactor	The X axis scale value used to flip the axis direction in a Krovak projected coordinate system.
	YScaleFactor	The Y axis scale value used to flip the axis direction in a Krovak projected coordinate system.
	ZCoordinateUnit	The unit for the Z coordinate.

IProjectedCoordinateSystem4.GetCentralLongitude Method

Returns CentralLongitude of the projected coordinate system. Always defined, unlike CentralMeridian or LongitudeOfCenter.

Public Function GetCentralLongitude ( _
) As Double

public double GetCentralLongitude (
);

IProjectedCoordinateSystem4.GetNorthPole Method

Returns the north pole in projected coordinates, or an empty point if the north pole is outside the PCS horizon.

Public Function GetNorthPole ( _
) As WKSPoint

public WKSPoint GetNorthPole (
);

IProjectedCoordinateSystem4.GetNorthPoleGeometry Method

Returns type of north pole geometry.

Public Function GetNorthPoleGeometry ( _
) As esriSRPoleGeometry

public esriSRPoleGeometry GetNorthPoleGeometry (
);

IProjectedCoordinateSystem4.GetNorthPoleLocation Method

Returns type of location of north pole with respect to the PCS horizon.

Public Function GetNorthPoleLocation ( _
) As esriSRPoleLocation

public esriSRPoleLocation GetNorthPoleLocation (
);

IProjectedCoordinateSystem4.GetPCSHorizon Method

Returns PCS horizon polygon, its envelope and whether it is inclusive or exclusive; the horizon polygon may be 0.

Public Function GetPCSHorizon ( _
    ByRef horizonEnvelope As WKSEnvelope, _
    ByRef Inclusive As Boolean _
) As IGeometry

public IGeometry GetPCSHorizon (
    ref WKSEnvelope horizonEnvelope,
    ref bool Inclusive
);

Remarks

GetPCSHorizon retrieves the polygon that describes the valid area of a a projected coordinate system in PCS coordinates and unit of measure. Use IProjectedCoordinateSystem5::GetPCSHorizonEnvelope to retrieve the envelope of the PCS horizon.

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IProjectedCoordinateSystem4.GetSouthPole Method

Returns the south pole in projected coordinates, or an empty point if the south pole is outside the PCS horizon.

Public Function GetSouthPole ( _
) As WKSPoint

public WKSPoint GetSouthPole (
);

IProjectedCoordinateSystem4.GetSouthPoleGeometry Method

Returns type of south pole geometry.

Public Function GetSouthPoleGeometry ( _
) As esriSRPoleGeometry

public esriSRPoleGeometry GetSouthPoleGeometry (
);

IProjectedCoordinateSystem4.GetSouthPoleLocation Method

Returns type of location of south pole with respect to the PCS horizon.

Public Function GetSouthPoleLocation ( _
) As esriSRPoleLocation

public esriSRPoleLocation GetSouthPoleLocation (
);

IProjectedCoordinateSystem4.IsHorizonConvexHull Method

Returns true if PCS horizon is convex.

Public Function IsHorizonConvexHull ( _
) As Boolean

public bool IsHorizonConvexHull (
);

Remarks

The PCS horizon is the valid area of a projected coordinate system, in the units of the PCS.

IProjectedCoordinateSystem4.IsHorizonEdgeDuplicated Method

Returns true if some edges of PCS horizon project inversely to identical lines.

Public Function IsHorizonEdgeDuplicated ( _
) As Boolean

public bool IsHorizonEdgeDuplicated (
);

Remarks

The PCS horizon is the valid area of a projected coordinate system, in the units of the PCS.

IProjectedCoordinateSystem4.IsHorizonEntireWorld Method

Returns true if PCS horizon contains the entire world.

Public Function IsHorizonEntireWorld ( _
) As Boolean

public bool IsHorizonEntireWorld (
);

Remarks

The PCS horizon is the valid area of a projected coordinate system, in the units of the PCS.

Inherited Interfaces

Interfaces	Description
IProjectedCoordinateSystem3	Provides access to members that control additional properties and methods for projected coordinate systems.
IProjectedCoordinateSystem2	Provides access to members that control additional properties and methods for projected coordinate systems.
IProjectedCoordinateSystem	Provides access to members that control the properties and methods for all projected coordinate systems.
ISpatialReference	Provides access to members that control a SpatialReference.
ISpatialReferenceInfo	Provides access to members that control the properties common to all components of a spatial reference system.

Classes that implement IProjectedCoordinateSystem4

Classes	Description
ProjectedCoordinateSystem	Creates a projected coordinate system.