LAnnotation::GetOffsetX

Summary

Gets the X offset of the annotation object.

Syntax

#include "ltwrappr.h"

virtual L_DOUBLE LAnnotation::GetOffsetX()

Returns

The specified object's X offset.

Comments

Typically, this value is used to match the root container's offset to the offset of the associated bitmap's display rectangle.

The offset values are applied after the scalar properties, which are set by the LAnnotation::SetScalarX and LAnnotation::SetScalarY functions. For more information, refer to Low-Level Coordinate System for Annotations.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

L_INT LAnnotation_GetOffsetXExample(LAnnotation& LeadAnn) 
{ 
   L_INT nRet; 
   L_DOUBLE dOffsetX, dOffsetY; // Variables for updating offsets 
   ANNRECT AnnRect; 
    
   dOffsetX = LeadAnn.GetOffsetX(); 
   dOffsetY = LeadAnn.GetOffsetY(); 
    
   // Get the container rectangle to use for positioning the line 
   nRet = LeadAnn.GetRect( &AnnRect); 
   if(nRet != SUCCESS) 
      return nRet; 
    
   nRet = LeadAnn.SetOffsetX( dOffsetX + ((AnnRect.right - AnnRect.left) / 20)); 
   if(nRet != SUCCESS) 
      return nRet; 
   nRet = LeadAnn.SetOffsetY( dOffsetY + ((AnnRect.bottom - AnnRect.top) / 20)); 
   if(nRet != SUCCESS) 
      return nRet; 
 
   return SUCCESS; 
}
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