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LEADTOOLS Raster imaging C++ Class library help

LAnnText::GetTextAlign

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#include "ltwrappr.h"

virtual L_INT LAnnText::GetTextAlign(puTextAlign)

L_UINT *puTextAlign;

/* address of a variable to be updated with the object's text alignment */

Gets the text alignment of this annotation object.

Parameter

Description

puTextAlign

Address of the variable to be updated with the object's text alignment. Possible values are:

 

Value

Meaning

 

TEXTALIGN_LEFT

[1] Align text to left.

 

TEXTALIGN_CENTER

[2] Center the text.

 

TEXTALIGN_RIGHT

[3] Align text to the right.

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

This function gets the text alignment of a Text annotation object.

Required DLLs and Libraries

LTANN

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Platforms

Win32, x64.

See Also

Functions:

Class Members

Topics:

Annotation Functions: Object Properties

 

Implementing Annotations

 

Automated User Interface for Annotations

 

Annotation Functions: Creating and Deleting Annotations

Example

// Sample for LAnnText::SetTextAlign, LAnnText::GetTextAlign

// This example changes the text alignment of a text annotation object

L_INT LAnnText_GetTextAlignExample(LAnnText *pLText) 
{
        L_INT nRet;
   L_UINT uTextAlign; 
   L_TCHAR szMsg[100]; 
   L_UINT uType; 
   
   nRet = pLText->GetTextAlign(&uTextAlign); 
        if(nRet != SUCCESS)
                return nRet;
   switch(uTextAlign) 
   {
   case TEXTALIGN_LEFT: 
      uTextAlign = TEXTALIGN_CENTER; 
      break; 
      
   case TEXTALIGN_CENTER: 
      uTextAlign = TEXTALIGN_RIGHT; 
      break; 
      
   case TEXTALIGN_RIGHT: 
      uTextAlign = TEXTALIGN_LEFT; 
      break; 
      
   }
   nRet= pLText->SetTextAlign(uTextAlign, 0); 
   if (nRet != SUCCESS) 
   {
      uType = pLText->GetType();
      wsprintf(szMsg, TEXT("SetTextAlign Error: %d on object type[%d]\n"), nRet, uType); 
      MessageBox(NULL, szMsg, TEXT("Error"), MB_OK); 
                return nRet;
   }
        return SUCCESS;
}
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