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0028044: Data Exchange - implement data structures for Saved Views

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Add new root label in Document for Views.
Add new attribute to store View in XDE.
Add object and tool to process Views.
Add new Draw commands for Views.
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ika
2016-10-19 18:31:56 +03:00
committed by apn
parent 61887a4ade
commit 2df785d7f1
32 changed files with 2774 additions and 0 deletions
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src/XCAFDoc/XCAFDoc_ViewTool.hxx Normal file
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// Created on: 2016-10-19
// Created by: Irina KRYLOVA
// Copyright (c) 2016 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 _XCAFDoc_ViewTool_HeaderFile
#define _XCAFDoc_ViewTool_HeaderFile
#include <Standard.hxx>
#include <Standard_Type.hxx>
#include <TDF_Attribute.hxx>
#include <Standard_Boolean.hxx>
#include <TDF_LabelSequence.hxx>
#include <Standard_Integer.hxx>
class XCAFDoc_ShapeTool;
class XCAFDoc_DimTolTool;
class TDF_Label;
class Standard_GUID;
class TDF_Attribute;
class XCAFDoc_ViewTool;
DEFINE_STANDARD_HANDLE(XCAFDoc_ViewTool, TDF_Attribute)
//! Provides tools to store and retrieve Views
//! in and from TDocStd_Document
//! Each View contains parts XCAFDoc_View attribute
//! with all information about camera and view window.
//! Also each view contain information of displayed shapes and GDTs
//! as sets of shape and GDT labels.
class XCAFDoc_ViewTool : public TDF_Attribute
{
public:
Standard_EXPORT XCAFDoc_ViewTool();
//! Creates (if not exist) ViewTool.
Standard_EXPORT static Handle(XCAFDoc_ViewTool) Set (const TDF_Label& L);
Standard_EXPORT static const Standard_GUID& GetID();
//! Returns the label under which Views are stored
Standard_EXPORT TDF_Label BaseLabel() const;
//! Returns True if label belongs to a View table and
//! is a View definition
Standard_EXPORT Standard_Boolean IsView (const TDF_Label& theLabel) const;
//! Returns a sequence of View labels currently stored
//! in the View table
Standard_EXPORT void GetViewLabels (TDF_LabelSequence& theLabels) const;
//! Sets a link with GUID
Standard_EXPORT void SetView (const TDF_LabelSequence& theShapes, const TDF_LabelSequence& theGDTs, const TDF_Label& theViewL) const;
//! Returns all View labels defined for label ShapeL
Standard_EXPORT Standard_Boolean GetViewLabelsForShape (const TDF_Label& theShapeL, TDF_LabelSequence& theViews) const;
//! Returns all View labels defined for label GDTL
Standard_EXPORT Standard_Boolean GetViewLabelsForGDT (const TDF_Label& theGDTL, TDF_LabelSequence& theViews) const;
//! Adds a view definition to a View table and returns its label
Standard_EXPORT TDF_Label AddView() ;
//! Returns shape labels defined for label theViewL
//! Returns False if the theViewL is not in View table
Standard_EXPORT Standard_Boolean GetRefShapeLabel (const TDF_Label& theViewL, TDF_LabelSequence& theShapeLabels) const;
//! Returns GDT labels defined for label theViewL
//! Returns False if the theViewL is not in View table
Standard_EXPORT Standard_Boolean GetRefGDTLabel (const TDF_Label& theViewL, TDF_LabelSequence& theGDTLabels) const;
Standard_EXPORT const Standard_GUID& ID() const Standard_OVERRIDE;
Standard_EXPORT void Restore (const Handle(TDF_Attribute)& with) Standard_OVERRIDE;
Standard_EXPORT Handle(TDF_Attribute) NewEmpty() const Standard_OVERRIDE;
Standard_EXPORT void Paste (const Handle(TDF_Attribute)& into, const Handle(TDF_RelocationTable)& RT) const Standard_OVERRIDE;
DEFINE_STANDARD_RTTIEXT(XCAFDoc_ViewTool, TDF_Attribute)
};
#endif // _XCAFDoc_ViewTool_HeaderFile