L_VecIsEmpty
#include "lvkrn.h"
L_LVKRN_API L_BOOL L_VecIsEmpty(pVector)
const pVECTORHANDLE pVector; |
/* pointer to a vector handle */ |
Determines whether the specified vector handle is empty.
Parameter |
Description |
pVector |
Pointer to a vector handle that references a vector image. |
Returns
TRUE |
The vector image is empty. |
FALSE |
The vector image is not empty. |
Comments
A vector image is considered empty when it has no objects.
An empty vector image can still have empty layers.
Required DLLs and Libraries
LVKRN For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Functions: |
|
Topics: |
Example
This example determines whether a vector image is empty or not.
L_INT VecIsEmptyExample(pVECTORHANDLE pVector) { if( L_VecIsEmpty( pVector ) ) MessageBox( NULL, TEXT("Vector is empty!"), TEXT("Empty"), MB_OK ); else MessageBox( NULL, TEXT("Vector is not empty!"), TEXT("Empty"), MB_OK ); return SUCCESS; }