LEADTOOLS Raster Imaging C++ Class Library Help > Classes and Member Functions > LBuffer > LBuffer Member Functions > 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.
See Also
Functions: |
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; }