References ▼
#include "lvkrn.h"
L_LVKRN_API L_INT L_VecSelectObject(pVector, pObject, bSelect)
const pVECTORHANDLE pVector; |
pointer to a vector handle |
pVECTOROBJECT pObject; |
pointer to a vector object |
L_BOOL bSelect; |
flag that indicates whether to select or unselect |
Selects or unselects an object.
| Parameter | Description | |
| pVector | Pointer to a vector handle. Objects within this vector handle will be selected or unselected. | |
| pObject | Pointer to a VECTOROBJECT structure that references an object to be selected or unselected. | |
| bSelect | Flag that indicates whether to select or unselect the specified object. Possible values are: | |
| Value | Meaning | |
| TRUE | Select the specified object. | |
| FALSE | Unselect the specified object. | |
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Selects or unselects an object within the specified vector handle.
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. |
Functions: |
L_VecIsObjectSelected, L_VecDeleteObject, L_VecHitTest, L_VecGetObject |
This example will select the object under a given 2D point.
L_INT VecSelectObjectExample(pVECTORHANDLE pVector,POINT* pPoint){VECTOROBJECT Object; /* Object under point */L_INT nRet;/* Get object under that point */nRet = L_VecHitTest( pVector, pPoint, &Object );/* Is there an object under that point? */if( nRet == SUCCESS )/* Yes, select it */nRet = L_VecSelectObject( pVector, &Object, TRUE );return nRet;}