IProjection Class Reference

Provides access to members that control the properties and methods for the projection.
More...

#include <crs_projection.h>

Inheritance diagram for IProjection:

Public Member Functions
virtual SDKResult SDK_CALLTYPE	GetProjectionClassName (SDKString &class_name) const =0 throw ()
	Gets the projection classification name (e.g. 'Mercator' or 'Transverse_Mercator').
virtual SDKResult SDK_CALLTYPE	SetProjectionClassName (const SDKString &class_name)=0 throw ()
	Sets the projection classification name (e.g. 'Mercator' or 'Transverse_Mercator').
virtual SDKResult SDK_CALLTYPE	GetProjectionClassID (ProjectionClassID &id) const =0 throw ()
	Gets the projection classification identifier.
virtual SDKResult SDK_CALLTYPE	SetProjectionClassID (ProjectionClassID class_id)=0 throw ()
	Sets the projection classification identifier.
virtual SDKResult SDK_CALLTYPE	GetProjectionParameters (IProjectionParameters **projection_parameters) const =0 throw ()
	Gets the projection parameters.
virtual SDKResult SDK_CALLTYPE	SetProjectionParameters (IProjectionParameters *projection_parameters)=0 throw ()
	Sets the projection parameters.
virtual SDKResult SDK_CALLTYPE	Clone (IProjection **clone)=0 throw ()
	Creates the clone of this projection. More...
virtual SDKResult SDK_CALLTYPE	GetProjectionProperty (const ProjectionPropertyEnum &id, SDKAny &val)=0 throw ()
	Retrieves the projection property. More...
virtual SDKResult SDK_CALLTYPE	GetLocalScale (double lat, double lon, double &scale) const =0 throw ()
	Returns the scale at specified position. More...

Detailed Description

Provides access to members that control the properties and methods for the projection.

Member Function Documentation

Clone()

virtual SDKResult SDK_CALLTYPE Clone ( IProjection **  clone ) throw ( )

pure virtual

Creates the clone of this projection.

Parameters

[out]

clone

Address of a variable that receives the IProjection interface associated with projection clone.

Returns

Ok

Err_InvalidArg

GetProjectionProperty()

virtual SDKResult SDK_CALLTYPE GetProjectionProperty ( const ProjectionPropertyEnum &  id, SDKAny &  val  ) throw ( )

pure virtual

Retrieves the projection property.

Parameters

[in]	id	The projection property identifier.
[out]	val	The projection property value, specified by id.

Returns

kSDKResult_Succeeded

kSDKResult_NoExist

GetLocalScale()

virtual SDKResult SDK_CALLTYPE GetLocalScale ( double  lat, double  lon, double &  scale  ) const throw ( )

pure virtual

Returns the scale at specified position.

Parameters

[in]	lat	Latitude of position.
[in]	lon	Longitude of position.
[out]	scale	The local scale at position.

Returns

kSDKResult_Succeeded

kSDKResult_NoExist

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The documentation for this class was generated from the following file:

• crs_projection.h