LBitmapBase::CopyRect
#include "ltwrappr.h"
virtual L_INT LBitmapBase::CopyRect(LBitmapSrc, nCol, nRow, uWidth, uHeight)
virtual L_INT LBitmapBase::CopyRect(LBitmapSrc, rect)
LBitmapBase& LBitmapSrc; |
/* the source class object */ |
L_INT nCol; |
/* the first column */ |
L_INT nRow; |
/* the first row */ |
L_UINT uWidth; |
/* the width of the rectangle to copy */ |
L_UINT uHeight; |
/* the height of the rectangle to copy */ |
RECT& rect; |
/* the rectangle to be copied */ |
Copies a rectangle from the source class object's bitmap.
Parameter |
Description |
LBitmapSrc |
The source class object from which to copy the bitmap rectangle. |
nCol |
The first column of the source rectangle. |
nRow |
The first row of the source rectangle. |
uWidth |
The width of the rectangle to copy. |
uHeight |
The height of the rectangle to copy. |
rect |
The rectangle to be copied. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
Call this function to copy a rectangle from the source class object's bitmap.
Call this function to copy a bitmap rectangle from the source object and create a new bitmap in the calling object.
Note: |
The LBitmapSrc parameter is passed by reference, and is a required parameter. |
Note: |
The rect parameter is passed by reference, and is a required parameter. |
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. |
See Also
Functions: |
LBitmapBase::Copy, LBitmapBase::CopyData, LBitmapBase::CopyHandle, Class Members |
Topics: |
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Example
This is an example for LBitmapBase::CopyRect(LBitmapSrc, nCol, nRow, uWidth, uHeight):
L_INT LBitmapBase__CopyRectExample() { L_INT nRet; LBitmapBase MyBitmap, Bitmap2; MyBitmap.SetFileName(TEXT("C:\\Program Files\\LEAD Technologies, Inc\\LEADTOOLS 15.0\\Images\\image1.cmp")); nRet =MyBitmap.Load(); if(nRet !=SUCCESS) return nRet; nRet =Bitmap2.CopyRect(MyBitmap,0,0, MyBitmap.GetWidth()/2, MyBitmap.GetHeight()/2); if(nRet !=SUCCESS) return nRet; return SUCCESS; }