In This Topic ▼

LAnnEllipse::GetFillMode

✎ NOTE

THIS FUNCTION IS NOW INHERITED DIRECTLY FROM THE PARENT LANNOTATION CLASS.

Summary

Gets the fill mode and alpha of the specified annotation object.

Syntax

#include "ltwrappr.h"

virtual L_UINT LAnnEllipse::GetFillMode(puFillMode, pnAlpha)

Parameters

L_UINT * puFillMode

Pointer to a variable to be updated with the object's fill mode constant. Possible fill mode values are:

Value	Meaning
ANNMODE_TRANSPARENT	[0] Transparent
ANNMODE_TRANSLUCENT	[1] Translucent
ANNMODE_OPAQUE	[2] Opaque
ANNMODE_ALPHA	[3] Alpha

L_INT * pnAlpha

Pointer to a variable to be updated with the objects alpha value. This is only valid if the fill mode puFillMode is updated with is ANNMODE_ALPHA. Possible values range from 0 to 255 where:

Value	Meaning
0	Transparent background.
255	Opaque background.

Returns

The object's fill mode constant. Possible values are:

Value	Meaning
ANNMODE_TRANSPARENT	[0] Transparent
ANNMODE_TRANSLUCENT	[1] Translucent
ANNMODE_OPAQUE	[2] Opaque

Comments

To see the possible fill modes and patterns, refer to Illustration of Fill Options for Annotations.

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

Win32, x64.

Example

This example gets and updates the property of the object passed by the caller

L_INT LAnnEllipse_GetFillModeExample(LAnnEllipse  * pAnnObject) 
{ 
   L_INT nRet = SUCCESS; 
 
   L_UINT uFillMode; /* Object fill mode */ 
 
   /* Set the fill mode to transparent, unless it already is */ 
 
   nRet = pAnnObject->GetFillMode(&uFillMode, NULL); 
 
   if (nRet != SUCCESS) 
      return nRet; 
 
   if (uFillMode == ANNMODE_TRANSPARENT) 
       MessageBox (NULL, TEXT("Already transparent"), TEXT("Notice"), MB_OK); 
   else 
       nRet = pAnnObject->SetFillMode(uFillMode, ANNMODE_TRANSPARENT, 0); 
 
   return nRet; 
 
}