Sets various options for a Protractor object.


#include "ltwrappr.h"

virtual L_INT LAnnProtractor::SetProtractorOptions(bAcute=TRUE, uUnit=ANNANGLE_DEGREES, pszAbbrev=NULL, uPrecision=2, dArcRadius=30, uFlags=0)


L_BOOL bAcute

Flag that indicates whether to draw the inside (acute or <180 degrees) angle or the outside (obtuse or >180 degrees) angle of the protractor. Possible values are:

Value Meaning
TRUE Draw the inside (acute) angle of the protractor.
FALSE Draw the outside (obtuse) angle of the protractor.

L_UINT uUnit

Flag that indicates the units of the angle. Possible values are:

Value Meaning
ANNANGLE_DEGREES Measure the angle in degrees. The default abbreviation for this unit is the degree sign.
ANNANGLE_RADIANS Measure the angle in radians. The default abbreviation for this unit is "rad".

L_TCHAR * pszAbbrev

Character string that contains the abbreviation to be put after the angle. Use NULL to set the default abbreviation for the specified unit.

L_UINT uPrecision

The number of digits after the decimal. ( "." )

L_DOUBLE dArcRadius

The arc radius.

L_UINT uFlags

Flags that determine which objects to process. You can combine values when appropriate by using a bitwise OR ( | ). The following are valid values:

Value Meaning
0 Process only the specified object.
ANNFLAG_SELECTED [0x0001] Process only objects that have the selected property set to TRUE. For getting and setting the selected property, use the LAnnotation::IsSelected and LAnnotation::SetSelected functions.
ANNFLAG_NOINVALIDATE [0x0010] Do not invalidate the affected rectangle in the window. Use this to avoid generating unwanted paint messages.


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

Required DLLs and Libraries


Win32, x64.

See Also




For an example, refer to LAnnProtractor::GetDistance.

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