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addtransitioncommand.cpp
/***************************************************************************
                          addtransitioncommand.cpp  -  description
                             -------------------
    begin                : 2008
    copyright            : (C) 2008 by Marco Gittler
    email                : g.marco@freenet.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/


#include "addtransitioncommand.h"
#include "customtrackview.h"

#include <KLocale>

AddTransitionCommand::AddTransitionCommand(CustomTrackView *view, ItemInfo info, int transitiontrack, QDomElement params, bool remove, bool doIt, QUndoCommand * parent) :
        QUndoCommand(parent),
        m_view(view),
        m_info(info),
        m_params(params),
        m_track(transitiontrack),
        m_doIt(doIt),
        m_remove(remove)
{
    if (m_remove) setText(i18n("Delete transition from clip"));
    else setText(i18n("Add transition to clip"));
    if (parent) {
        // command has a parent, so there are several operations ongoing, do not refresh monitor
        m_refresh = false;
    } else m_refresh = true;
}


// virtual
void AddTransitionCommand::undo()
{
    if (m_remove) m_view->addTransition(m_info, m_track, m_params, m_refresh);
    else m_view->deleteTransition(m_info, m_track, m_params, m_refresh);
}
// virtual
void AddTransitionCommand::redo()
{
    if (m_doIt) {
        if (m_remove) m_view->deleteTransition(m_info, m_track, m_params, m_refresh);
        else m_view->addTransition(m_info, m_track, m_params, m_refresh);
    }
    m_doIt = true;
}



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