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occt/src/IGESDraw/IGESDraw_View.hxx
abv 92efcf78a6 0026936: Drawbacks of inlining in new type system in OCCT 7.0 -- automatic
Automatic restore of IMPLEMENT_STANDARD_RTTIEXT macro (upgrade -rtti)
2015-12-04 14:15:06 +03:00

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// Created on: 1993-01-11
// Created by: CKY / Contract Toubro-Larsen ( Niraj RANGWALA )
// Copyright (c) 1993-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef _IGESDraw_View_HeaderFile
#define _IGESDraw_View_HeaderFile
#include <Standard.hxx>
#include <Standard_Type.hxx>
#include <Standard_Integer.hxx>
#include <Standard_Real.hxx>
#include <IGESData_ViewKindEntity.hxx>
#include <Standard_Boolean.hxx>
class IGESGeom_Plane;
class Standard_OutOfRange;
class IGESData_ViewKindEntity;
class IGESData_TransfEntity;
class gp_XYZ;
class IGESDraw_View;
DEFINE_STANDARD_HANDLE(IGESDraw_View, IGESData_ViewKindEntity)
//! defines IGES View Entity, Type <410> Form <0>
//! in package IGESDraw
//!
//! Used to define a framework for specifying a viewing
//! orientation of an object in three dimensional model
//! space (X,Y,Z). The framework is also used to support
//! the projection of all or part of model space onto a
//! view volume.
class IGESDraw_View : public IGESData_ViewKindEntity
{
public:
Standard_EXPORT IGESDraw_View();
//! This method is used to set fields of the class View
//! - aViewNum : View number
//! - aScale : Scale factor
//! - aLeftPlane : Left plane of view volume
//! - aTopPlane : Top plane of view volume
//! - aRightPlane : Right plane of view volume
//! - aBottomPlane : Bottom plane of view volume
//! - aBackPlane : Back plane of view volume
//! - aFrontPlane : Front plane of view volume
Standard_EXPORT void Init (const Standard_Integer aViewNum, const Standard_Real aScale, const Handle(IGESGeom_Plane)& aLeftPlane, const Handle(IGESGeom_Plane)& aTopPlane, const Handle(IGESGeom_Plane)& aRightPlane, const Handle(IGESGeom_Plane)& aBottomPlane, const Handle(IGESGeom_Plane)& aBackPlane, const Handle(IGESGeom_Plane)& aFrontPlane);
//! Returns True (for a single view)
Standard_EXPORT Standard_Boolean IsSingle() const Standard_OVERRIDE;
//! Returns 1 (single view)
Standard_EXPORT Standard_Integer NbViews() const Standard_OVERRIDE;
//! For a single view, returns <me> whatever <num>
Standard_EXPORT Handle(IGESData_ViewKindEntity) ViewItem (const Standard_Integer num) const Standard_OVERRIDE;
//! returns integer number identifying view orientation
Standard_EXPORT Standard_Integer ViewNumber() const;
//! returns the scale factor(Default = 1.0)
Standard_EXPORT Standard_Real ScaleFactor() const;
//! returns False if left side of view volume is not present
Standard_EXPORT Standard_Boolean HasLeftPlane() const;
//! returns the left side of view volume, or null handle
Standard_EXPORT Handle(IGESGeom_Plane) LeftPlane() const;
//! returns False if top of view volume is not present
Standard_EXPORT Standard_Boolean HasTopPlane() const;
//! returns the top of view volume, or null handle
Standard_EXPORT Handle(IGESGeom_Plane) TopPlane() const;
//! returns False if right side of view volume is not present
Standard_EXPORT Standard_Boolean HasRightPlane() const;
//! returns the right side of view volume, or null handle
Standard_EXPORT Handle(IGESGeom_Plane) RightPlane() const;
//! returns False if bottom of view volume is not present
Standard_EXPORT Standard_Boolean HasBottomPlane() const;
//! returns the bottom of view volume, or null handle
Standard_EXPORT Handle(IGESGeom_Plane) BottomPlane() const;
//! returns False if back of view volume is not present
Standard_EXPORT Standard_Boolean HasBackPlane() const;
//! returns the back of view volume, or null handle
Standard_EXPORT Handle(IGESGeom_Plane) BackPlane() const;
//! returns False if front of view volume is not present
Standard_EXPORT Standard_Boolean HasFrontPlane() const;
//! returns the front of view volume, or null handle
Standard_EXPORT Handle(IGESGeom_Plane) FrontPlane() const;
//! returns the Transformation Matrix
Standard_EXPORT Handle(IGESData_TransfEntity) ViewMatrix() const;
//! returns XYZ from the Model space to the View space by
//! applying the View Matrix
Standard_EXPORT gp_XYZ ModelToView (const gp_XYZ& coords) const;
DEFINE_STANDARD_RTTIEXT(IGESDraw_View,IGESData_ViewKindEntity)
protected:
private:
Standard_Integer theViewNumber;
Standard_Real theScaleFactor;
Handle(IGESGeom_Plane) theLeftPlane;
Handle(IGESGeom_Plane) theTopPlane;
Handle(IGESGeom_Plane) theRightPlane;
Handle(IGESGeom_Plane) theBottomPlane;
Handle(IGESGeom_Plane) theBackPlane;
Handle(IGESGeom_Plane) theFrontPlane;
};
#endif // _IGESDraw_View_HeaderFile