The LEADTOOLS C++ Class Library is a wrapper to the LEADTOOLS C API and provides only a subset of the features and functionality otherwise available in the LEADTOOLS C API. For more information about the full feature set of the LEADTOOLS C API, refer to LEADTOOLS C API Introduction.
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#include "ltwrappr.h"
virtual L_INT LDialogImageEffect::DoModalImpressionist(hWndOwner)
Displays the Impressionist dialog box, and gets the options for LBitmap::Impressionist.
Handle of the window which owns the dialog.
Value | Meaning |
---|---|
SUCCESS_DLG_OK | The "OK" button was pressed, and the dialog exited successfully. |
SUCCESS_DLG_CANCEL | The "Cancel" button was pressed, and the dialog exited successfully. |
< 1 | An error occurred. Refer to Return Codes. |
LDialogImageEffect::SetImpressionistParams must be called before using this function to set the initial values for the dialog. You can get the updated IMPRESSIONISTDLGPARAMS with the values entered by the user through the dialog by using LDialogImageEffect::GetImpressionistParams.
The Impressionist dialog.
Required DLLs and Libraries
L_INT LDialogImageEffect_DoModalImpressionistExample(LBitmap * pBitmap, HWND hWnd)
{
L_INT nRet;
LDialogImageEffect DlgImageEffect;
nRet = LDialogImageEffect::Initialize(DLG_INIT_COLOR );
if(nRet != SUCCESS)
return nRet;
DlgImageEffect.SetBitmap(pBitmap);
IMPRESSIONISTDLGPARAMS DlgParams;
memset ( &DlgParams, 0, sizeof ( IMPRESSIONISTDLGPARAMS ) );
DlgParams.uStructSize = sizeof ( IMPRESSIONISTDLGPARAMS );
DlgImageEffect.EnableCallBack (FALSE);
DlgImageEffect.EnablePreview(TRUE);
DlgImageEffect.EnableAutoProcess(TRUE);
DlgImageEffect.EnableToolbar(TRUE);
nRet = DlgImageEffect.SetImpressionistParams(&DlgParams);
if(nRet != SUCCESS)
return nRet;
nRet = DlgImageEffect.DoModalImpressionist(hWnd);
if(nRet < 1)
return nRet;
// Gets the updated values for the structure
nRet = DlgImageEffect.GetImpressionistParams(&DlgParams, sizeof(DlgParams));
if(nRet != SUCCESS)
return nRet;
nRet = LDialogImageEffect::Free();
if(nRet != SUCCESS)
return nRet;
return SUCCESS;
}