LAnnEllipse::EnumerateHandles

#include "ltwrappr.h"

virtual L_INT LAnnEllipse::EnumerateHandles()

Calls the LAnnEllipse::EnumHandleCallBack function for ALL handles (both default and user-defined) for an annotation object.

Returns

Comments

Use this function to get information about all annotation handles for an annotation object.

Note that this function returns information about both default annotation handles and user-defined annotation handles.

This function can also be used to change some of the properties of an annotation handle.

For more information, refer to the LAnnEllipse::EnumHandleCallBack function.

Required DLLs and Libraries

See Also

Example

/*<struct>*/
#if defined(MyAnnEllipse)
class MyAnnEllipse: public LAnnEllipse
{
public: 
   virtual L_INT EnumHandleCallBack(HANNOBJECT hObject, pANNHANDLEINFO pHandleInfo); 
};
#endif
/*</struct>*/
L_INT MyAnnEllipse::EnumHandleCallBack(HANNOBJECT hObject, pANNHANDLEINFO pHandleInfo) 
{
   UNREFERENCED_PARAMETER(hObject);
   pHandleInfo->bVisible = TRUE; 
   if (pHandleInfo->nType == ANNHANDLETYPE_DEFAULT_HANDLE) 
   {
      pHandleInfo->nShape = ANNHANDLE_SHAPE_SQUARE; 
      pHandleInfo->crFill = RGB(0,0,255); 
   }
   else
   {
      pHandleInfo->nShape = ANNHANDLE_SHAPE_CIRCLE; 
      pHandleInfo->crFill = RGB(0,255,0); 
   }
   return SUCCESS_CHANGE; 
}
L_INT LAnnEllipse_EnumerateHandlesExample(MyAnnEllipse *LEllipse) 
{
   L_INT nRet;
   
   nRet = LEllipse->EnableCallBack(TRUE); 
   if(nRet != SUCCESS)
      return nRet;
   nRet = LEllipse->EnumerateHandles();
   if(nRet != SUCCESS)
      return nRet;
   return SUCCESS;
}