geo/tcLandsatMetaData.h

   1 /***************************************************************************
   2  *   This file is part of Tecorrec.                                        *
   3  *   Copyright 2008 James Hogan <james@albanarts.com>                      *
   4  *                                                                         *
   5  *   Tecorrec is free software: you can redistribute it and/or modify      *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation, either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   Tecorrec is distributed in the hope that it will be useful,           *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with Tecorrec.  If not, write to the Free Software Foundation,  *
  17  *   Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.   *
  18  ***************************************************************************/
  19
  20 #ifndef _tcLandsatMetaData_h_
  21 #define _tcLandsatMetaData_h_
  22
  23 /**
  24  * @file tcLandsatMetaData.h
  25  * @brief Landsat metadata file.
  26  */
  27
  28 #include <QHash>
  29 #include <QString>
  30 #include <QStringList>
  31 #include <QVariant>
  32
  33 class QFile;
  34
  35 /// Landsat metadata file.
  36 class tcLandsatMetaData
  37 {
  38   public:
  39
  40     /*
  41      * Constructors + destructor
  42      */
  43
  44     /// Load metadata from a file.
  45     tcLandsatMetaData(QFile& file);
  46
  47     /// Destructor.
  48     virtual ~tcLandsatMetaData();
  49
  50     /*
  51      * Accessors
  52      */
  53
  54     /// Get the list of group names.
  55     QStringList groupNames() const;
  56
  57     /// Get the list of value names.
  58     QStringList valueNames() const;
  59
  60     /// Access a group.
  61     tcLandsatMetaData& operator () (const QString& name) const;
  62
  63     /// Access a value.
  64     QVariant operator [] (const QString& name) const;
  65
  66   private:
  67
  68     /*
  69      * Variables
  70      */
  71
  72     /// Hash of groups.
  73     QHash<QString, tcLandsatMetaData*> m_groups;
  74
  75     /// Hash of values.
  76     QHash<QString, QVariant> m_values;
  77 };
  78
  79 #endif
  80