Available in LEADTOOLS Vector Imaging toolkits. |
LVectorBase::GetBackgroundColor
#include "ltwrappr.h"
virtual L_INT LVectorBase::GetBackgroundColor(pColor)
L_COLOR *pColor; |
/* pointer to a variable to be updated */ |
Gets the current background color.
Parameter |
Description |
pColor |
Pointer to an L_COLOR variable to be updated with the background color. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
This function returns the current background color. If LVectorBase::Paint is called with the bEraseBkgnd parameter set t o TRUE, this is the color that is used to erase the background.
Required DLLs and Libraries
LVKRN 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: |
LVectorBase::SetBackgroundColor, LVectorBase::Paint, LVectorBase::AttachToWindow |
Topics: |
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Example
#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName L_INT LVectorBase__GetBackgroundColorExample(HWND hWnd) { L_INT nRet; L_COLOR color; L_TCHAR szTemp[100]; LVectorBase Vector; nRet = Vector.Load(MAKE_IMAGE_PATH(TEXT("random.dxf"))); if(nRet != SUCCESS) return nRet; nRet = Vector.GetBackgroundColor(&color); if(nRet != SUCCESS) return nRet; wsprintf(szTemp, TEXT("Old Background color: %x"), color); MessageBox(hWnd, szTemp, TEXT(""), MB_OK); nRet = Vector.SetBackgroundColor(RGB(100,100,0)); if(nRet != SUCCESS) return nRet; wsprintf(szTemp, TEXT("New Background color: %x"), color); MessageBox(hWnd, szTemp, TEXT(""), MB_OK); return SUCCESS; }