view transform/Transform.cpp @ 45:6b6bca31ad53

* When setting a new model on a layer, don't delete the old one until after
  the new one has been set (a layer's setModel may want to compare against the
  old one, as WaveformLayer does)

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    This file copyright 2006 Chris Cannam.
   
    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.  See the file
    COPYING included with this distribution for more information.
*/

#include "Transform.h"

Transform::Transform(Model *m) :
    m_input(m),
    m_output(0),
    m_detached(false),
    m_deleting(false)
{
}

Transform::~Transform()
{
    m_deleting = true;
    wait();
    if (!m_detached) delete m_output;
}