LAnnAutomation::GetPolyFillMode

#include "ltwrappr.h"

virtual L_UINT LAnnAutomation::GetPolyFillMode(L_VOID)

Determines how a Polygon annotation with crossing lines is filled. This function is available in the Document/Medical Toolkits.

Returns

The polygonal fill-mode constant. Possible fill mode values are:

Value	Meaning
ANNPOLYFILL_WINDING	[0] All pixels that are inside the resulting exterior lines are filled.
ANNPOLYFILL_ALTERNATE	[1] The filled area includes the area between odd-numbered and even-numbered polygon sides on each scan line.

$image\winding.gif$

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.

See Also

Functions:	LAnnAutomation::GetFillMode, LAnnAutomation::SetFillMode, LAnnAutomation::GetFillPattern, LAnnAutomation::SetFillPattern, LAnnAutomation::SetPolyFillMode, LAnnotation::GetROP2, LAnnotation::SetROP2, Class Members, LAnnotation::GetFillModeExt, LAnnotation::SetFillModeExt, LAnnotation::GetOptions, LAnnotation::SetOptions
Topics:	Annotation Functions: Object Properties

Example

/* This example gets and updates the property of the object passed by the caller */
void TestModifyAnn(LAnnAutomation L_FAR * pAnnObject)
{
   L_UINT PolyFillMode; /* Object's polygonal fill mode */
   /* Change the fill mode */
   PolyFillMode = pAnnObject->GetPolyFillMode();
   if (PolyFillMode == ANNPOLYFILL_WINDING)
      pAnnObject->SetPolyFillMode(ANNPOLYFILL_ALTERNATE, 0);
   else
      pAnnObject->SetPolyFillMode(ANNPOLYFILL_WINDING, 0);
}