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LEADTOOLS Vector C++ Class Library Help

LVectorBase::IsObjectHidden

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#include "ltwrappr.h"

virtual L_INT LVectorBase::IsObjectHidden(pbHidden)

L_BOOL *pbHidden;

/* pointer to a variable */

Gets a value that indicates whether or not a hidden object exists in the vector handle.

Parameter

Description

pbHidden

Pointer to a variable to be updated with a value that indicates whether or not a hidden vector object exists within the vector handle associated with the class object. Possible values are:

 

Value

Meaning

 

TRUE

At least one hidden vector object exists within the vector handle.

 

FALSE

No objects within the vector handle are hidden.

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::IsObjectHidden, Class Members

Topics

Vector Images: Getting and Setting General Information

 

Manipulating Objects or Vertices within a Vector Image

Example

This example displays a message if any object is hidden in the vector.

L_INT LVectorBase__IsObjectHiddenExample(HWND hWnd, LVectorBase *pVector)
{
   L_INT    nRet;
   L_BOOL   bHidden;
   nRet = pVector->IsObjectHidden(&bHidden );
   if(nRet != SUCCESS)
      return nRet;
  if (bHidden )
      MessageBox(hWnd, TEXT("At least one vector object is hidden\n"), TEXT(""), MB_OK);
   else
      MessageBox(hWnd, TEXT("No vector objects are hidden\n"), TEXT(""), MB_OK);
  return SUCCESS;
}
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