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LVectorObject::IsObjectSelected

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#include "ltwrappr.h"

L_INT LVectorObject::IsObjectSelected(pbSelected)

L_BOOL *pbSelected;

/* pointer to a variable */

Gets a value that indicates whether or not the class object is selected.

Parameter

Description

pbSelected

Pointer to a variable to be updated with a value that indicates whether or not the class object is selected. Possible values are:

 

Value

Meaning

 

TRUE

The class object is selected.

 

FALSE

The class object is not selected.

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

This function is not supported in the DirectX engine.

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:

LVectorObject::SelectObject, LVectorObject::DeleteObject, LVectorBase::HitTest

Topics:

Vector Images: Getting and Setting General Information

Example

This example will toggle the selection state of the object under a given 2D point.

L_INT LVectorObject__IsObjectSelectedExample(HWND hWnd, LVectorBase *pVector, LPPOINT pPoint)
{
   UNREFERENCED_PARAMETER(hWnd);
   L_INT          nRet;
   LVectorObject  VectorObject;    /* Object under point */
   // Get object under that point 
   nRet = pVector->HitTest(pPoint, &VectorObject);
   //Is there an object under that point? If yes, select it
   if (nRet == SUCCESS)
   {
      L_BOOL bSelected;
      nRet = VectorObject.IsObjectSelected(&bSelected);
      if(nRet != SUCCESS)
         return nRet;
      nRet = VectorObject.SelectObject(!bSelected);
      if(nRet != SUCCESS)
         return nRet;
   }
   else
      return nRet;
   return SUCCESS;
}
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