In This Topic ▼

LBuffer::Copy

#include "ltwrappr.h"

L_INT LBuffer::Copy(lpStr)

L_INT LBuffer::Copy(lpData, dwSize)

L_INT LBuffer::Copy(pLBufferSrc)

L_TCHAR * lpStr;	character string
L_VOID * lpData;	pointer to a data buffer
L_SIZE_T dwSize;	size of the buffer in bytes
LBuffer * pLBufferSrc;	pointer to a LEAD buffer object to copy

Copies the passed item to the LBuffer object.

Parameter	Description
lpStr	Character string to be copied to the buffer.
lpData	Pointer to the data buffer to be copied.
dwSize	Size of the buffer in bytes
pLBufferSrc	Pointer to a LEAD buffer object to copy

Returns

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

Comments

LBuffer::Copy(lpStr) copies a string to the class objects buffer.

LBuffer::Copy(lpData, dwSize) copies the specified buffer to the class object's buffer. This results in two copies of the buffer.

LBuffer::Copy(pLBufferSrc) copies the specified class object's buffer. This results in two copies of the buffer.

Required DLLs and Libraries

LTDIS

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Platforms

Win32, x64.

Example

For an example of LBuffer::Copy(lpStr), refer to LBuffer::Fill. This is an example for LBuffer::Copy(lpData, dwSize):

L_INT LBuffer__CopyExample(LBitmapBase& LeadBitmap) 
{ 
   L_INT nRet; 
   LBuffer LeadBuffer; 
   LBuffer MyBuffer ; 
 
   nRet =(L_INT)LeadBitmap.GetRow(&LeadBuffer,6); 
   if(nRet < 1) 
      return nRet; 
 
   nRet =MyBuffer.Copy((L_CHAR  *)LeadBuffer.Lock(),LeadBuffer.GetSize()); 
   if(nRet !=SUCCESS) 
      return nRet; 
 
   LeadBuffer.Unlock(); 
 
   return SUCCESS; 
}

Download our FREE evaluation

Help Version 20.0.2020.4.5

LEADTOOLS Raster Imaging C++ Class Library Help

Introduction

Version History

Getting Started

LEADTOOLS Raster Imaging Features

Redistributables/Files To Be Included With Your Application

Quick Reference

Tutorials

Classes and Member Functions

Summary of Features