LEADTOOLS Raster Imaging C++ Class Library Help > Classes and Member Functions > LAnnAutomation > LAnnAutomation Member Functions > LAnnAutomation::GetFillMode |
#include "ltwrappr.h"
virtual L_UINT LAnnAutomation::GetFillMode(puFillMode, pnAlpha)
L_UINT * puFillMode; |
/* pointer to a variable to be updated with the fill mode */ |
L_INT * pnAlpha; |
/* pointer to a variable to be updated with the alpha value */ |
Gets the fill mode and alpha of the specified annotation object.
NOTE: THIS FUNCTION IS NOW INHERITED DIRECTLY FROM THE PARENT LANNOTATION CLASS.
Parameter |
Description |
|
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 |
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 0 255 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. |
Win32, x64.
See Also
Example
This example gets and updates the property of the object
passed by the caller
L_INT LAnnAutomation_GetFillModeExample(LAnnAutomation * 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; }