L_AnnGetPointCount

#include "l_bitmap.h"

L_LTANN_API L_INT L_AnnGetPointCount(hObject, puCount)

HANNOBJECT hObject;	/* handle to the annotation object */
L_UINT *puCount;	/* address of the variable to be updated */

Gets the number of vertices (corner points) in an object.

This function is available in the Document and Medical Imaging toolkits.

Parameter	Description
hObject	Handle to the annotation object.
puCount	Address of the variable to be updated with the number of vertices.

Returns

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

Comments

Before calling this function, you must declare a variable of data type L_UINT. Then, pass the address of the variable in the puCount parameter. This function will update the variable with the number of vertices.

L_AnnGetPointCount works only with the following types of objects:

ANNOBJECT_POINTER
ANNOBJECT_FREEHAND
ANNOBJECT_LINE
ANNOBJECT_POLYGON
ANNOBJECT_POLYLINE
ANNOBJECT_TEXTPOINTER

For an ANNOBJECT_TEXTPOINTER object, puCount is updated with the value 5.

Required DLLs and Libraries

LTANN

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

Platforms

Windows 2000 / XP/Vista.

See Also

Functions:	L_AnnBringToFront, L_AnnSendToBack, L_AnnGetRect, L_AnnSetRect, L_AnnSetPoints, L_AnnGetBoundingRect, L_AnnGetPoints
Topics:	Annotation Functions: Getting and Setting Geometric Properties
	Annotation Functions: Using Window Coordinates to Define an Object
	Implementing an Automated Annotation Program
	Implementing a Non-Automated Annotation Program
	Obtaining Annotation Object Information

Example

For an example, refer to L_AnnGetPoints .