L_AnnGetBitmapDpiX

#include "l_bitmap.h"

L_LTANN_API L_INT L_AnnGetBitmapDpiX(hObject, pdDpiX)

HANNOBJECT hObject;	/* handle to the annotation automation object */
L_DOUBLE *pdDpiX;	/* address of the variable to be updated with the horizontal DPI value */

Gets the horizontal Bitmap DPI (dots per inch) that is used to translate the horizontal distance for the Ruler object. This function is available in the Document/Medical Toolkits.

Parameter	Description
hObject	Handle to the annotation automation object.
pdDpiX	Address of the variable to be updated with the current horizontal Bitmap DPI value.

Returns

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

Comments

The Bitmap DPI properties apply only to Automation and Ruler objects. Refer to Annotation Automation Object.

Before calling this function, you must declare a variable of data type L_DOUBLE. Then, pass the address of the variable in the pdDpiX parameter. This function will update the variable with the current Bitmap DPI setting.

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.

Functions:	L_AnnSetBitmapDpiX, L_AnnSetBitmapDpiY,
	L_AnnGetBitmapDpiY, L_AnnSetUnit, L_AnnGetUnit, L_AnnGetDistance, L_AnnSetGaugeLength, L_AnnGetGaugeLength, L_AnnGetTicMarkLength, L_AnnSetTicMarkLength, L_AnnGetDistance2, ANNSMARTDISTANCE
Topics:	Annotation Functions: Working with the Toolbar
	Implementing Annotations
	Automated User Interface for Annotations
	Implementing an Automated Annotation Program
	Implementing a Non-automated Annotation Program
	Obtaining Annotation Object Information
	Using Rulers in Annotation Objects
	Annotation Features
	Calibrating Annotation Ruler Objects