L_VecDeleteLayer

Summary

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

Syntax

L_LVKRN_API L_INT L_VecDeleteLayer(pVector, pLayer)

Parameters

pVECTORHANDLE pVector

Pointer to the vector handle.

const pVECTORLAYER pLayer

Pointer to a VECTORLAYER structure that references the layer to be deleted.

Returns

Comments

Deleting a layer also deletes all objects within the layer.

Required DLLs and Libraries

• LTVKRN
• 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_LTVKRNTEX_API 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; 
}