L_VecDeleteLayer

#include "lvkrn.h"

L_INT EXT_FUNCTION L_VecDeleteLayer(pVector, pLayer)

pVECTORHANDLE pVector;	/* pointer to a vector handle */
const pVECTORLAYER pLayer;	/* pointer to a vector layer */

Deletes the specified layer from the vector handle. This function is available in the LEADTOOLS Vector Imaging Pro Toolkit.

Parameter	Description
pVector	Pointer to the vector handle.
pLayer	Pointer to a VECTORLAYER structure that references the layer to be deleted.

Returns

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

Comments

Deleting a layer also deletes all objects within the layer.

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:	L_VecAddLayer, L_VecEmptyLayer.
Topics:	Working with Vector Layers

Example

/* This example will delete the layer with the given name from the vector handle */
L_VOID DeleteLayerByName( pVECTORHANDLE pVector, L_TCHAR *pszName )
{
   VECTORLAYER Layer;
   L_INT       nRet;

   /* Get the layer with the given name */
   nRet = L_VecGetLayerByName( pVector, pszName, &Layer );
   if( SUCCESS == nRet )
      L_VecDeleteLayer ( pVector, &Layer );  /* Delete it */
}