L_VecIsObjectSelected

#include "lvkrn.h"

L_LVKRN_API L_BOOL L_VecIsObjectSelected(pVector, pObject)

const pVECTORHANDLE pVector;	pointer to a vector handle
const pVECTOROBJECT pObject;	pointer to a vector object

Returns a value that indicates whether or not the specified object is selected.

Parameter	Description
pVector	Pointer to a vector handle.
pObject	Pointer to a vector object.

Returns

TRUE	The specified object is selected.
FALSE	The specified object is not selected.

Comments

If pObject is NULL and any object inside the vector handle is currently selected, this function will return TRUE.

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.

Example

This example will determine whether or not the object under the given point is selected.

L_INT VecIsObjectSelectedExample( 
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 ) 
   { 
      /* Show the selection state of the object */ 
      if( L_VecIsObjectSelected( pVector, &Object ) ) 
         MessageBox(NULL, TEXT("Object is selected."), TEXT("Test"), MB_OK); 
      else 
         MessageBox(NULL, TEXT("Object is not selected."), TEXT("Test"), MB_OK); 
   } 
   return nRet; 
}

Help Version 19.0.2017.10.27

Products | Support | Contact Us | Copyright Notices
© 1991-2017 LEAD Technologies, Inc. All Rights Reserved.

LEADTOOLS Vector C API Help

Introduction

Version History

LEADTOOLS Vector Features

Redistributables/Files To Be Included With Your Application