#include "l_bitmap.h"

L_LTANN_API L_INT L_AnnSetAutoBackColor(hObject, uObjectType, crBack)

Sets the background color of one or more annotation objects.



Handle to the annotation object.

L_UINT uObjectType

Type of the object, which is having its background color changed. For a list of possible values, refer to Types of Annotations.


The COLORREF value that specifies the background color.


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


This function does not affect objects that do not have this property or that do not let you change the property. The automation back color is used as a default for all annotation objects that are created (using automation) from that point on. For descriptions of the various types of objects and their properties, refer to Types of Annotations. Please note the following:

If uObjectType is Then the background color is changed for
ANNOBJECT_NOTE or ANNOBJECT_PUSHPIN Note objects and push pin objects created by the automation object.
ANNOBJECT_HILITE Hilite objects created by the automation object.
ANNOBJECT_REDACT Redact objects created by the automation object.
any other object such as ANNOBJECT_TEXT, ANNOBJECT_RECT, etc. All other objects, created by the automation object, which have a background color property.

Required DLLs and Libraries


Win32, x64.

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