L_VecDeleteLayer

#include "lvkrn.h"

L_LVKRN_API L_INT 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.

Example

This example will delete the layer with the given name from the vector handle.

L_INT VecDeleteLayerExample( 
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 ) 
      nRet = L_VecDeleteLayer ( pVector, &Layer );  /* Delete it */ 
   return nRet; 
}

Help Version 19.0.2017.10.27

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LEADTOOLS Vector C API Help

Introduction

Version History

LEADTOOLS Vector Features

Redistributables/Files To Be Included With Your Application

Functions:	L_VecAddLayer, L_VecEmptyLayer.
Topics:	Working with Vector Layers