References ▼
#include "ltwrappr.h"
virtual L_INT LDialogImage::DoModalShear(hWndOwner)
Displays the Shear dialog box, and gets the options for LBitmapBase::Shear.
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. |
LDialogImage::SetShearParams must be called before using this function to set the initial values for the dialog. You can get the updated SHEARDLGPARAMS with the values entered by the user through the dialog by using LDialogImage::GetShearParams.
Required DLLs and Libraries
L_INT LDialogImage_DoModalShearExample(LBitmap * pBitmap, HWND hWnd){L_INT nRet;LDialogImage DlgImage;nRet = LDialogImage::Initialize(DLG_INIT_COLOR );if(nRet != SUCCESS)return nRet;DlgImage.SetBitmap(pBitmap);SHEARDLGPARAMS DlgParams;memset ( &DlgParams, 0, sizeof ( SHEARDLGPARAMS ) ) ;DlgParams.uStructSize = sizeof ( SHEARDLGPARAMS ) ;DlgImage.EnableCallBack (FALSE);DlgImage.EnablePreview(TRUE);DlgImage.EnableAutoProcess(TRUE);DlgImage.EnableToolbar(TRUE);nRet = DlgImage.SetShearParams(&DlgParams) ;if(nRet != SUCCESS)return nRet;nRet = DlgImage.DoModalShear(hWnd);if(nRet < 1)return nRet;// Gets the updated values for the structurenRet = DlgImage.GetShearParams(&DlgParams, sizeof(DlgParams)) ;if(nRet != SUCCESS)return nRet;nRet = LDialogImage::Free();if(nRet != SUCCESS)return nRet;return SUCCESS;}