L_VecSelectObject

#include "ltvkrn.h"

L_LTVKRN_API L_INT L_VecSelectObject(pVector, pObject, bSelect)

Selects or unselects an object.

Parameters

const pVECTORHANDLE pVector

Pointer to a vector handle. Objects within this vector handle will be selected or unselected.

pVECTOROBJECT pObject

Pointer to a VECTOROBJECT structure that references an object to be selected or unselected.

L_BOOL 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.

Returns

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

Comments

Selects or unselects an object within the specified vector handle.

Required DLLs and Libraries

See Also

Functions

Example

This example will select the object under a given 2D point.

L_LTVKRNTEX_API 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; 
} 

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