Chris@116: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@116: 
Chris@116: /*
Chris@116:     Sonic Visualiser
Chris@116:     An audio file viewer and annotation editor.
Chris@116:     Centre for Digital Music, Queen Mary, University of London.
Chris@116:     This file copyright 2006 Chris Cannam.
Chris@116:     
Chris@116:     This program is free software; you can redistribute it and/or
Chris@116:     modify it under the terms of the GNU General Public License as
Chris@116:     published by the Free Software Foundation; either version 2 of the
Chris@116:     License, or (at your option) any later version.  See the file
Chris@116:     COPYING included with this distribution for more information.
Chris@116: */
Chris@116: 
Chris@116: #include "UnitDatabase.h"
Chris@116: 
Chris@116: UnitDatabase
Chris@116: UnitDatabase::m_instance;
Chris@116: 
Chris@116: UnitDatabase *
Chris@116: UnitDatabase::getInstance()
Chris@116: {
Chris@116:     return &m_instance;
Chris@116: }
Chris@116: 
Chris@116: UnitDatabase::UnitDatabase() :
Chris@116:     m_nextId(0)
Chris@116: {
Chris@116: }
Chris@116: 
Chris@116: QStringList
Chris@116: UnitDatabase::getKnownUnits() const
Chris@116: {
Chris@116:     QStringList list;
Chris@116:     for (UnitMap::const_iterator i = m_units.begin(); i != m_units.end(); ++i) {
Chris@116:         list.push_back(i->first);
Chris@116:     }
Chris@116:     return list;
Chris@116: }
Chris@116: 
Chris@116: void
Chris@116: UnitDatabase::registerUnit(QString unit)
Chris@116: {
Chris@116:     if (m_units.find(unit) == m_units.end()) {
Chris@116:         m_units[unit] = m_nextId++;
Chris@268:         emit unitDatabaseChanged();
Chris@116:     }
Chris@116: }
Chris@116: 
Chris@116: int
Chris@199: UnitDatabase::getUnitId(QString unit, bool registerNew)
Chris@116: {
Chris@116:     if (m_units.find(unit) == m_units.end()) {
Chris@199:         if (registerNew) registerUnit(unit);
Chris@199:         else return -1;
Chris@116:     }
Chris@116:     return m_units[unit];
Chris@116: }
Chris@116: 
Chris@116: QString
Chris@116: UnitDatabase::getUnitById(int id)
Chris@116: {
Chris@116:     for (UnitMap::const_iterator i = m_units.begin(); i != m_units.end(); ++i) {
Chris@116:         if (i->second == id) return i->first;
Chris@116:     }
Chris@116:     return "";
Chris@116: }
Chris@116: