ElementGraphics.h

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/*--------------------------------------------------------------------------------------+
|
|   Supplied under applicable software license agreement.
|
|   Copyright (c) 2018 Bentley Systems, Incorporated. All rights reserved.
|
+---------------------------------------------------------------------------------------*/
#pragma once

#include <DgnPlatform/DgnPlatform.h>
#include "DgnFontManager.h"

BEGIN_BENTLEY_DGNPLATFORM_NAMESPACE


/*=================================================================================**/
struct  IElementGraphicsProcessor
{
virtual bool        _ExpandPatterns () const {return false;}

virtual bool        _ExpandLineStyles (ILineStyleCP lsStyle) const {return false;}

virtual bool        _WantClipping () const {return true;}

virtual bool        _ProcessAsFacets (bool isPolyface) const {return isPolyface;}

virtual bool        _ProcessAsBody (bool isCurved) const {return true;}

virtual void        _AnnounceContext (ViewContextR context) {}

virtual void        _AnnounceTransform (TransformCP trans) {}

virtual void        _AnnounceElemMatSymb (ElemMatSymbCR matSymb) {}

virtual void        _AnnounceElemDisplayParams (ElemDisplayParamsCR displayParams) {}

virtual BentleyStatus   _ProcessTextString (TextStringCR text) {return SUCCESS;} // Don't export glyph geometry...

virtual BentleyStatus   _ProcessCurvePrimitive (ICurvePrimitiveCR curve, bool isClosed, bool isFilled) {return ERROR;}

virtual BentleyStatus   _ProcessCurveVector (CurveVectorCR curves, bool isFilled) {return ERROR;}

virtual BentleyStatus   _ProcessSolidPrimitive (ISolidPrimitiveCR primitive) {return ERROR;}

virtual BentleyStatus   _ProcessSurface (MSBsplineSurfaceCR surface) {return ERROR;}

virtual BentleyStatus   _ProcessBody (ISolidKernelEntityCR entity, IFaceMaterialAttachmentsCP attachments) {return ERROR;}

virtual BentleyStatus   _ProcessFacets (PolyfaceQueryCR meshData, bool isFilled) {return ERROR;}

virtual IFacetOptionsP  _GetFacetOptionsP () {return NULL;}

virtual DrawPurpose     _GetDrawPurpose () {return DrawPurpose::CaptureGeometry;}

virtual void _OutputGraphics (ViewContextR context) {}

}; // IElementGraphicsProcessor

/*=================================================================================**/
struct          ElementGraphicsOutput
{
DGNPLATFORM_EXPORT static void Process (ElementHandleCR eh, IElementGraphicsProcessorR processor, DgnModelRefP rootParent = NULL);

DGNPLATFORM_EXPORT static void Process (IElementGraphicsProcessorR processor, DgnModelP dgnModel = NULL);


}; // ElementGraphicsOutput


END_BENTLEY_DGNPLATFORM_NAMESPACE