Available in LEADTOOLS Imaging Pro, Vector, Document, and Medical Imaging toolkits. |
#include "ltwrappr.h"
virtual L_INT LBitmapBase::Clear(void)
Sets all bits to 0 in the specified bitmap, making it a black bitmap.
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
Call this function to clear the bitmap data, this will fill the bitmap data with zeros.
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. |
Win32, x64.
See Also
Functions: |
LBitmapBase::Fill, LBitmapBase::ClearNegativePixels, Class Members |
Topics: |
Example
#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName L_INT LBitmapBase__ClearExample() { L_INT nRet; LBitmapBase MyBitmap; MyBitmap.SetFileName(MAKE_IMAGE_PATH(TEXT("Image1.cmp"))); nRet =MyBitmap.Load(); if(nRet !=SUCCESS) return nRet; nRet =MyBitmap.Clear(); if(nRet !=SUCCESS) return nRet; return SUCCESS; }