LImageViewerCell::GetRulerUnit

#include "ltwrappr.h"

L_INT LImageViewerCell::GetRulerUnit(puUnit, uFlags)

L_UINT * puUnit;	/* pointer to a variable */
L_UINT uFlags;	/* reserved for future use */

Retrieves the measurement unit used for the viewer ruler.

Parameter	Description
puUnit	Pointer to a variable to be updated with the measurement unit used for the viewer ruler, or any other measurement tool inside the image viewer. Possible values are:
	Value	Meaning
	CONTAINER_RULERUNIT_INCHES	[0] Inches.
	CONTAINER_RULERUNIT_FEET	[1] Feet.
	CONTAINER_RULERUNIT_MICROMETERS	[2] Micrometers.
	CONTAINER_RULERUNIT_MILLIMETERS	[3] Millimeters.
	CONTAINER_RULERUNIT_CENTIMETERS	[4] Centimeters. This is the default value.
	CONTAINER_RULERUNIT_METERS	[5] Meters.
uFlags	Reserved for future use. Pass 0.

Returns

SUCCESS	The function was successful.
< 1	An error occurred. Refer to Return Codes.

Comments

To change the viewer ruler unit, call the LImageViewerCell::SetRulerUnit function.

You can show the current measurement unit on the cell by passing the DISPWIN_TYPE_RULERUNIT to the parameter uType when calling the LImageViewerCell::SetCellTag function.

Required DLLs and Libraries

LTIVW

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

See Also

Functions:	LImageViewer::Create, LImageViewer::Destroy, LImageViewerCell::SetAction, LImageViewerCell::AddAction, LImageViewerCell::GetRulerUnit, LImageViewerCell::SetRulerUnit, LImageViewerCell::CalibrateRuler.
Topics:	Image Viewer Functions: The Annotation Feature.
	The Annotation Feature

Example

For an example, refer to LImageViewerCell::CalibrateRuler.