Support for XISF
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// ____ ______ __
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// / __ \ / ____// /
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// / /_/ // / / /
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// / ____// /___ / /___ PixInsight Class Library
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// /_/ \____//_____/ PCL 2.4.23
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// ----------------------------------------------------------------------------
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// pcl/PropertyDescription.h - Released 2022-03-12T18:59:29Z
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// ----------------------------------------------------------------------------
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// This file is part of the PixInsight Class Library (PCL).
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// PCL is a multiplatform C++ framework for development of PixInsight modules.
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//
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// Copyright (c) 2003-2022 Pleiades Astrophoto S.L. All Rights Reserved.
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//
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// Redistribution and use in both source and binary forms, with or without
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// modification, is permitted provided that the following conditions are met:
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//
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// 1. All redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// 2. All redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// 3. Neither the names "PixInsight" and "Pleiades Astrophoto", nor the names
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// of their contributors, may be used to endorse or promote products derived
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// from this software without specific prior written permission. For written
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// permission, please contact info@pixinsight.com.
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//
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// 4. All products derived from this software, in any form whatsoever, must
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// reproduce the following acknowledgment in the end-user documentation
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// and/or other materials provided with the product:
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//
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// "This product is based on software from the PixInsight project, developed
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// by Pleiades Astrophoto and its contributors (https://pixinsight.com/)."
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//
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// Alternatively, if that is where third-party acknowledgments normally
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// appear, this acknowledgment must be reproduced in the product itself.
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//
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// THIS SOFTWARE IS PROVIDED BY PLEIADES ASTROPHOTO AND ITS CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL PLEIADES ASTROPHOTO OR ITS
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, BUSINESS
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// INTERRUPTION; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; AND LOSS OF USE,
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// DATA OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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// ----------------------------------------------------------------------------
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#ifndef __PCL_PropertyDescription_h
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#define __PCL_PropertyDescription_h
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/// \file pcl/PropertyDescription.h
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#include <pcl/Defs.h>
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#include <pcl/Array.h>
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#include <pcl/Variant.h>
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namespace pcl
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{
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// ----------------------------------------------------------------------------
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/*!
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* \class PropertyDescription
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* \brief A structure to describe a data property
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*
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* This structure is used (instantiated in PropertyDescriptionArray
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* containers) by the FileFormatImplementation and FileFormaInstance classes to
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* describe data properties stored in image files, among other classes.
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*
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* \sa FileFormatImplementation, FileFormatInstance
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*/
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struct PCL_CLASS PropertyDescription
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{
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/*!
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* An enumeration of supported property data types.
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*/
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typedef VariantType::value_type data_type;
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IsoString id; //!< Identifier of this property.
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data_type type = VariantType::Invalid; //!< Property data type.
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/*!
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* Default constructor. Constructs an %PropertyDescription object with
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* an empty property identifier and unspecified (invalid) data type.
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*/
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PropertyDescription() = default;
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/*!
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* Constructs an %PropertyDescription object with the specified
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* property identifier and data type.
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*/
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PropertyDescription( const IsoString& s, data_type t = VariantType::Invalid )
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: id( s )
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, type( t )
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{
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}
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/*!
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* Copy constructor.
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*/
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PropertyDescription( const PropertyDescription& ) = default;
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/*!
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* Copy assignment operator. Returns a reference to this object.
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*/
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PropertyDescription& operator =( const PropertyDescription& ) = default;
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/*!
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* Returns true iff this object represents a valid data property.
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*/
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bool IsValid() const
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{
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return type != VariantType::Invalid;
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}
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/*!
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* Less-than relational operator. Returns true if this object precedes the
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* specified object \a x; otherwise returns false.
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*
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* Since property identifiers are unique within a property's scope (within
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* an image file, for example), comparisons of %PropertyDescription
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* structures only take into account the PropertyDescription::id member.
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*/
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bool operator <( const PropertyDescription& x ) const
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{
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return id < x.id;
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}
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/*!
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* Equality operator. Returns true if this object refers to the same
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* property as the specified object \a x; otherwise returns false.
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*
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* Since property identifiers are unique within a property's scope (within
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* an image file, for example), comparisons of %PropertyDescription
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* structures only take into account the PropertyDescription::id member.
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*/
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bool operator ==( const PropertyDescription& x ) const
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{
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return id == x.id;
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}
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};
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/*!
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* \class pcl::PropertyDescriptionArray
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* \brief Dynamic array of PropertyDescription structures
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*
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* %PropertyDescriptionArray is a template instantiation of Array for
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* PropertyDescription.
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*/
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typedef Array<PropertyDescription> PropertyDescriptionArray;
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// ----------------------------------------------------------------------------
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} // pcl
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#endif // __PCL_PropertyDescription_h
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// ----------------------------------------------------------------------------
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// EOF pcl/PropertyDescription.h - Released 2022-03-12T18:59:29Z
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