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92 lines
3.6 KiB
C++
92 lines
3.6 KiB
C++
// Created on: 2017-06-16
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// Created by: Natalia ERMOLAEVA
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// Copyright (c) 2017 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 VInspector_ItemBase_H
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#define VInspector_ItemBase_H
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#include <AIS_InteractiveContext.hxx>
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#include <Standard.hxx>
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#include <TopoDS_Shape.hxx>
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#include <inspector/TreeModel_ColumnType.hxx>
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#include <inspector/TreeModel_ItemBase.hxx>
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class VInspector_ItemBase;
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typedef QExplicitlySharedDataPointer<VInspector_ItemBase> VInspector_ItemBasePtr;
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//! \class VInspector_ItemBase
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//! Parent item for all ShapeView items
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class VInspector_ItemBase : public TreeModel_ItemBase
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{
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public:
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//! Resets cached values
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Standard_EXPORT virtual void Reset() Standard_OVERRIDE;
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//! Sets the context
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//! \param theLabel an object where the child items structure is found
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void SetContext (const Handle(AIS_InteractiveContext)& theContext) { myContext = theContext; }
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//! Returns true if the current context is not null
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//! \return a boolean value
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bool HasContext() const { return !GetContext().IsNull(); }
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//! Returns the current context. It iterates up by list of parents to found context item and return context
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//! \return a context
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Standard_EXPORT Handle(AIS_InteractiveContext) GetContext() const;
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//! Returns item information for the given role. Fills internal container if it was not filled yet
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//! \param theItemRole a value role
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//! \return the value
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Standard_EXPORT virtual QVariant initValue (const int theItemRole) const Standard_OVERRIDE;
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//! Returns presentation of the attribute to be visualized in the view
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//! \thePresentations [out] container of presentation handles to be visualized
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virtual void Presentations (NCollection_List<Handle(Standard_Transient)>& thePresentations)
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{ (void)thePresentations; }
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//! Returns transform persistent of the item or NULL
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Handle(Graphic3d_TransformPers) TransformPersistence() const { return myTransformPersistence; }
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//! Returns shape of the item parameters
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//! \return generated shape of the item parameters
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Standard_EXPORT virtual TopoDS_Shape GetPresentationShape() const;
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//! Rebuild presentation shape if the item use it
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//! \return generated shape of the item parameters
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void UpdatePresentationShape() { myPresentationShape = buildPresentationShape(); }
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protected:
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//! Build presentation shape
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//! \return generated shape of the item parameters
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virtual TopoDS_Shape buildPresentationShape() { return TopoDS_Shape(); }
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protected:
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//! Constructor
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//! \param theParent a parent item
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//! \param theRow the item row position in the parent item
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//! \param theColumn the item column position in the parent item
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VInspector_ItemBase (TreeModel_ItemBasePtr theParent, const int theRow, const int theColumn)
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: TreeModel_ItemBase (theParent, theRow, theColumn), myContext (0) {}
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protected:
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Handle(AIS_InteractiveContext) myContext; //!< the current context
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TopoDS_Shape myPresentationShape; //!< item presentation shape
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Handle(Graphic3d_TransformPers) myTransformPersistence; //!< item cached persistent
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};
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#endif |