L_DlgWaveShear

L_LTDLG_API L_INT L_DlgWaveShear(hWndOwner, pDlgParams)

Displays the Wave Shear dialog box, and gets the options for L_FreeHandShearBitmap.

Parameters

L_HWND hWndOwner

Handle of the window which owns the dialog.

LPWAVESHEARDLGPARAMS pDlgParams

Pointer to a WAVESHEARDLGPARAMS 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

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.

Comments

The Wave Shear dialog.

This dialog has the following fields:

Curve Mode Drop-down list box:

Use this to select the curve mode to use. There are two choices:

Flip Buttons:

Use these buttons to flip the curve if the Curve Mode is either Curve or Linear. The following options are available:

Reset Button:

Use the Reset button to set the curve to its default values.

Load Button:

Use the Load button to load an "*.lsr" file that contains Shear Wave curve settings, using the Load dialog. The loaded file will set a new curve.

✎ NOTE

Loading curve settings will overwrite all current settings.

Save Button:

Use the Save button to save curve settings into an "*.lsr" file. This allows you set the same curve settings for other images by re-loading the file.

Required DLLs and Libraries

See Also

Functions

Topics

Example

L_INT DLGWaveShearExample(HWND hWnd,pBITMAPHANDLE pBitmap) 
{ 
   L_INT nRet; 
   WAVESHEARDLGPARAMS DlgParams ; 
 
   memset ( &DlgParams, 0, sizeof ( WAVESHEARDLGPARAMS ) ) ; 
 
   DlgParams.uStructSize   = sizeof ( WAVESHEARDLGPARAMS ) ; 
   DlgParams.pBitmap       = pBitmap ; 
   DlgParams.uDlgFlags     = DLG_WAVESHEAR_SHOW_PREVIEW        | 
                             DLG_WAVESHEAR_SHOW_TOOL_ZOOMLEVEL ; 
 
   nRet = L_DlgInit ( DLG_INIT_COLOR ) ; 
   if(nRet != SUCCESS && nRet != ERROR_DLG_ALREADYINITIATED) 
      return nRet; 
   nRet = L_DlgWaveShear ( hWnd, &DlgParams ) ; 
   if(nRet < 1) 
      return nRet; 
   if ( NULL != DlgParams.pAmplitudes ) 
   { 
      GlobalFree ( DlgParams.pAmplitudes ) ; 
   } 
 
   nRet = L_DlgFree () ; 
   if(nRet != SUCCESS) 
      return nRet; 
   return SUCCESS; 
} ; 
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LEADTOOLS Common Dialog C API Help
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© 1991-2021 LEAD Technologies, Inc. All Rights Reserved.