L_DlgUnderlay
#include "l_bitmap.h"
L_LTDLG_API L_INT L_DlgUnderlay(hWndOwner, pDlgParams)
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L_HWND hWndOwner; |
/* owner of dialog */ |
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LPUNDERLAYDLGPARAMS pDlgParams; |
/* pointer to a UNDERLAYDLGPARAMS structure */ |
Displays the Underlay dialog box, and gets the options for L_UnderlayBitmap.
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Parameter |
Description |
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hWndOwner |
Handle of the window which owns the dialog. |
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pDlgParams |
Pointer to a UNDERLAYDLGPARAMS structure to be updated with the values entered by the user, through the dialog. Set members of this structure, before calling this function, to set the dialogs initial values. |
Returns
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SUCCESS_DLG_OK |
The "OK" button was pressed, and the dialog exited successfully. |
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SUCCESS_DLG_CANCEL |
The "Cancel" button was pressed, and the dialog exited successfully. |
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< 1 |
An error occurred. Refer to Return Codes. |
Comments
Required DLLs and Libraries
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LTDLGIMGEFX 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
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Functions: |
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Topics: |
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Example
L_INT DLGUnderlayExample(HWND hWnd,pBITMAPHANDLE pBitmap)
{
L_INT nRet;
UNDERLAYDLGPARAMS DlgParam ;
DLGBITMAPLISTITEM Items [ 1 ] ;
DLGBITMAPLIST BitmapList ;
memset ( &DlgParam, 0, sizeof ( UNDERLAYDLGPARAMS ) ) ;
Items [ 0 ].pszFileName = ( L_TCHAR* ) malloc ( sizeof ( L_TCHAR ) * L_MAXPATH ) ;
Items [ 0 ].pBitmap = (pBITMAPHANDLE) malloc ( sizeof ( BITMAPHANDLE ) );
lstrcpy ( Items [ 0 ].pszFileName, TEXT("C:\\Program Files\\LEAD Technologies\\LEADTOOLS 15\\Images\\ULAY1.BMP") ) ;
nRet = L_LoadBitmapResize(Items [ 0 ].pszFileName,
Items [ 0 ].pBitmap,
sizeof( BITMAPHANDLE ),
100,
0,
24,
0,
ORDER_BGR,
NULL,
NULL ) ;
if(nRet != SUCCESS)
return nRet;
BitmapList.uStructSize = sizeof ( DLGBITMAPLIST ) ;
BitmapList.pBitmapList = Items ;
BitmapList.nCount = 1 ;
DlgParam.uStructSize = sizeof ( UNDERLAYDLGPARAMS ) ;
DlgParam.pBitmap = pBitmap ;
DlgParam.uDlgFlags = DLG_UNDERLAY_AUTOPROCESS |
DLG_UNDERLAY_SHOW_PREVIEW |
DLG_UNDERLAY_SHOW_TOOL_ZOOMLEVEL;
DlgParam.uUnderlayFlags = UB_TILE ;
DlgParam.nUnderlayBitmapIndex = 0 ;
DlgParam.pBitmapList = &BitmapList ;
nRet = L_DlgInit ( DLG_INIT_COLOR ) ;
if(nRet != SUCCESS && nRet != ERROR_DLG_ALREADYINITIATED)
return nRet;
nRet = L_DlgUnderlay (hWnd, &DlgParam ) ;
if(nRet < 1)
return nRet;
nRet = L_DlgFree () ;
if(nRet != SUCCESS)
return nRet;
L_FreeBitmap( Items [ 0 ].pBitmap ) ;
free ( Items [ 0 ].pszFileName ) ;
free ( Items [ 0 ].pBitmap ) ;
return SUCCESS;
}