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143 lines
4.2 KiB
C++
143 lines
4.2 KiB
C++
// Created on: 2008-03-20
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// Created by: Alexander GRIGORIEV
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// Copyright (c) 2008-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef NIS_SurfaceDrawer_HeaderFile
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#define NIS_SurfaceDrawer_HeaderFile
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#include <NIS_Drawer.hxx>
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#include <gp_Trsf.hxx>
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#include <Quantity_Color.hxx>
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class NIS_Surface;
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/**
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* Drawer for interactive object type NIS_Surface.
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*/
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class NIS_SurfaceDrawer : public NIS_Drawer
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{
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public:
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// ---------- PUBLIC METHODS ----------
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/**
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* Constructor.
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*/
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Standard_EXPORT NIS_SurfaceDrawer(const Quantity_Color &theNormal,
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const Quantity_Color &theHilight
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= Quantity_NOC_GRAY65,
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const Quantity_Color &theDynHilight
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= Quantity_NOC_CYAN1);
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/**
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* Sets the color of the drawer.
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*/
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Standard_EXPORT void SetColor (const Quantity_Color &theColor);
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/**
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* Define the color used for the back side of rendered triangles.
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* By default this color is the same as the 'Normal' color.
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*/
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inline void SetBackColor (const Quantity_Color& theColor)
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{
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myBackColor = theColor;
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}
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/**
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* Sets the transformation to the drawer.
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*/
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inline void SetTransformation (const gp_Trsf &theTrsf)
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{
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myTrsf = theTrsf;
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}
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/**
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* Returns the transformation to the drawer.
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*/
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inline const gp_Trsf& GetTransformation () const
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{
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return myTrsf;
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}
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/**
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* Sets the surface offset
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*/
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inline void SetPolygonOffset (const Standard_Real theOffset)
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{
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myPolygonOffset = static_cast<Standard_ShortReal>(theOffset);
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}
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/**
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* Get the surface offset.
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*/
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inline Standard_Real GetPolygonOffset () const
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{
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return static_cast<Standard_Real>(myPolygonOffset);
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}
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/**
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* Copy the relevant information from another instance of Drawer.
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* raises exception if theOther has incompatible type (test IsKind).
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*/
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Standard_EXPORT virtual void Assign (const Handle(NIS_Drawer)& theOther);
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/**
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* Called before execution of Draw(), once per group of interactive objects.
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*/
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Standard_EXPORT virtual void BeforeDraw(const DrawType theType,
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const NIS_DrawList& theDrawList);
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/**
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* Called after execution of Draw(), once per group of interactive objects.
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*/
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Standard_EXPORT virtual void AfterDraw(const DrawType theType,
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const NIS_DrawList& theDrawList);
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/**
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* Main function: display the given interactive object in the given view.
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*/
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Standard_EXPORT virtual void Draw (const Handle(NIS_InteractiveObject)&,
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const DrawType theType,
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const NIS_DrawList& theDrawList);
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/**
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* Matching two instances, for Map interface.
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*/
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Standard_EXPORT virtual Standard_Boolean
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IsEqual (const Handle(NIS_Drawer)& theOth)const;
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protected:
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Standard_EXPORT virtual void redraw (const DrawType theType,
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const Handle(NIS_View)& theView);
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private:
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Quantity_Color myColor[5];
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Quantity_Color myBackColor;
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gp_Trsf myTrsf;
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Standard_ShortReal myPolygonOffset;
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Standard_Boolean myIsWireframe;
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friend class NIS_Surface;
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public:
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// Declaration of CASCADE RTTI
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DEFINE_STANDARD_RTTI (NIS_SurfaceDrawer)
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};
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// Definition of HANDLE object using Standard_DefineHandle.hxx
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DEFINE_STANDARD_HANDLE (NIS_SurfaceDrawer, NIS_Drawer)
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#endif
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