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Diffstat (limited to 'src/loris/Marker.C')
| -rw-r--r-- | src/loris/Marker.C | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/src/loris/Marker.C b/src/loris/Marker.C new file mode 100644 index 0000000..83ed3e7 --- /dev/null +++ b/src/loris/Marker.C @@ -0,0 +1,176 @@ +/* + * This is the Loris C++ Class Library, implementing analysis, + * manipulation, and synthesis of digitized sounds using the Reassigned + * Bandwidth-Enhanced Additive Sound Model. + * + * Loris is Copyright (c) 1999-2010 by Kelly Fitz and Lippold Haken + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY, without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * + * Marker.cc + * + * Definition of members for Marker and MarkerContainer representing labeled + * time points or temporal features in imported and exported data. Used by + * file I/O classes AiffFile, SdifFile, and SpcFile. + * + * Kelly Fitz, 8 Jan 2003 + * loris@cerlsoundgroup.org + * + * http://www.cerlsoundgroup.org/Loris/ + * + */ +#if HAVE_CONFIG_H + #include "config.h" +#endif + +#include "Marker.h" + +// begin namespace +namespace Loris { + +// -- construction -- + +// --------------------------------------------------------------------------- +// Marker - default constructor +// --------------------------------------------------------------------------- +// Default constructor - initialize a Marker at time zero with no label. +// +Marker::Marker( void ) : + m_time( 0. ), + m_name("Untitled Marker") +{ +} + +// --------------------------------------------------------------------------- +// Marker - constructor from time and name +// --------------------------------------------------------------------------- +// Initialize a Marker with the specified time (in seconds) and name. +// +Marker::Marker( double t, const std::string & s ) : + m_time( t ), + m_name( s ) +{ +} + +// --------------------------------------------------------------------------- +// Marker - copy constructor +// --------------------------------------------------------------------------- +// Initialize a Marker that is an exact copy of another Marker, that is, +// having the same time and name. +// +Marker::Marker( const Marker & other ) : + m_time( other.m_time ), + m_name( other.m_name ) +{ +} + +// --------------------------------------------------------------------------- +// assignment operator (operator =) +// --------------------------------------------------------------------------- +// Make this Marker an exact copy, having the same time and name, +// as the Marker rhs. +// +Marker & +Marker::operator=( const Marker & rhs ) +{ + if ( this != &rhs ) + { + // the only imaginable exception that could be generated + // would be an out-of-memory exception at the time of this + // string assignment, reserve memory first, so that if this + // does except, the Marker is unchanged: + m_name.reserve( rhs.m_name.size() ); + m_name = rhs.m_name; + m_time = rhs.m_time; + + } + return *this; +} + +// -- comparison -- + +// --------------------------------------------------------------------------- +// less-than operator (operator <) +// --------------------------------------------------------------------------- +// Return true if this Marker must appear earlier than rhs in a sorted +// collection of Markers, and false otherwise. (Markers are sorted by time.) +// +bool +Marker::operator< ( const Marker & rhs ) const +{ + return m_time < rhs.m_time; +} + +// -- access -- + +// --------------------------------------------------------------------------- +// name +// --------------------------------------------------------------------------- +// Return a reference to the name string for this Marker. +// +std::string & +Marker::name( void ) +{ + return m_name; +} + +// --------------------------------------------------------------------------- +// name (const) +// --------------------------------------------------------------------------- +// Return a const reference to the name string for this Marker. +// +const std::string & +Marker::name( void ) const +{ + return m_name; +} + +// --------------------------------------------------------------------------- +// time +// --------------------------------------------------------------------------- +// Return the time (in seconds) associated with this Marker. +// +double +Marker::time( void ) const +{ + return m_time; +} + +// -- mutation -- + +// --------------------------------------------------------------------------- +// setName +// --------------------------------------------------------------------------- +// Set the name of the Marker. +// +void +Marker::setName( const std::string & s ) +{ + m_name = s; +} + +// --------------------------------------------------------------------------- +// setName +// --------------------------------------------------------------------------- +// Set the time (in seconds) associated with this Marker. +// +void +Marker::setTime( double t ) +{ + m_time = t; +} + +} // end of namespace Loris |