///////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2002-2016, Open Design Alliance (the "Alliance").
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// All rights reserved.
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//
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// This software and its documentation and related materials are owned by
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// the Alliance. The software may only be incorporated into application
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// programs owned by members of the Alliance, subject to a signed
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// Membership Agreement and Supplemental Software License Agreement with the
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// Alliance. The structure and organization of this software are the valuable
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// trade secrets of the Alliance and its suppliers. The software is also
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// protected by copyright law and international treaty provisions. Application
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// programs incorporating this software must include the following statement
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// with their copyright notices:
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//
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// This application incorporates Teigha(R) software pursuant to a license
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// agreement with Open Design Alliance.
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// Teigha(R) Copyright (C) 2002-2016 by Open Design Alliance.
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// All rights reserved.
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//
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// By use of this software, its documentation or related materials, you
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// acknowledge and accept the above terms.
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///////////////////////////////////////////////////////////////////////////////
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#ifndef __ODGIVIEWPORTDRAW_H__
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#define __ODGIVIEWPORTDRAW_H__
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#include "Gi/GiCommonDraw.h"
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#include "Gi/GiViewport.h"
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#include "Gi/GiViewportGeometry.h"
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#include "TD_PackPush.h"
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/** \details
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This class defines the functionality for viewport -dependent entity-level vectorization.
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\remarks
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Consider a circular cone. A circular cone can be drawn as a circle and two silhouette lines. The circle could be drawn with
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the subWorldDraw() function, but the silhouette lines are dependent on the view direction,
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and must be computed with by subViewportDraw().
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\sa
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TD_Gi
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<group OdGi_Classes>
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*/
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class FIRSTDLL_EXPORT OdGiViewportDraw : public OdGiCommonDraw
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{
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public:
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ODRX_DECLARE_MEMBERS(OdGiViewportDraw);
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/** \details
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Returns a reference to the OdGiViewport object associated with this object.
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\remarks
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The OdGiViewport contains information specific to the viewport being drawn.
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*/
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virtual OdGiViewport& viewport() const = 0;
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/** \details
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Returns the OdGiViewportGeometry object associated with this object.
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\remarks
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This instance contains the functions that can be used by an entity to
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vectorize itself.
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*/
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virtual OdGiViewportGeometry& geometry() const = 0;
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/** \details
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Returns the number of viewports that have been deleted from the current database
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during this editing session..
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*/
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virtual OdUInt32 sequenceNumber() const = 0;
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/** \details
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Returns true if and only if specified Viewport ID is a valid Viewport ID.
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\param viewportId [in] Viewport ID.
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\remarks
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viewportId is typically obtained from viewport().viewportId().
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*/
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virtual bool isValidId(
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const OdUInt32 viewportId) const = 0;
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/** \details
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Returns the Object ID of the OdDbViewport object associated with this object.
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\remarks
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Returns NULL if TileMode == 1.
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*/
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virtual OdDbStub* viewportObjectId() const = 0;
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};
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#include "TD_PackPop.h"
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#endif //#ifndef __ODGIVIEWPORTDRAW_H__
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