Traverso/cvs/traverso/src/commands/MoveClip.h

/*
    Copyright (C) 2005-2008 Remon Sijrier 
 
    This file is part of Traverso
 
    Traverso 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA.
 
*/

#ifndef MOVECLIPACTION_H
#define MOVECLIPACTION_H

#include "Command.h"

#include <QPoint>
#include <defines.h>
#include "AudioClipGroup.h"
#include "Marker.h"

class AudioClip;
class Sheet;
class Track;
class SheetView;
class ViewItem;
class Zoom;

typedef struct {
        Marker* marker;
        TimeRef origin;
} MarkerAndOrigin;

class MoveClip : public Command
{
        Q_OBJECT
        Q_CLASSINFO("next_snap_pos", tr("To next snap position"));
        Q_CLASSINFO("prev_snap_pos", tr("To previous snap position"));
        Q_CLASSINFO("start_zoom", tr("Jog Zoom"));
        Q_CLASSINFO("move_up", tr("Move Up"));
        Q_CLASSINFO("move_down", tr("Move Down"));
        Q_CLASSINFO("move_left", tr("Move Left"));
        Q_CLASSINFO("move_right", tr("Move Right"));
        Q_CLASSINFO("toggle_vertical_only", tr("Toggle Vertical Only"));
        
public :
        MoveClip(ViewItem* view, QVariantList args);
        ~MoveClip();

        int begin_hold();
        int finish_hold();
        int prepare_actions();
        int do_action();
        int undo_action();
        void cancel_action();
        int jog();
        
        void set_cursor_shape(int useX, int useY);
        
private :
        enum ActionType {
                MOVE,
                COPY,
                FOLD_TRACK,
                FOLD_SHEET,
                FOLD_MARKERS,
                MOVE_TO_START,
                MOVE_TO_END
        };
        
        Sheet*          m_sheet;
        AudioClipGroup  m_group;
        QList<MarkerAndOrigin>  m_markers;
        TimeRef         m_trackStartLocation;
        TimeRef         m_posDiff;
        ActionType      m_actionType;
        int             m_origTrackIndex;
        int             m_newTrackIndex;
        
        struct Data {
                SheetView*      sv;
                int             sceneXStartPos;
                int             pointedTrackIndex;
                bool            verticalOnly;
                Zoom*           zoom;
        };
        
        Data* d;

        void do_prev_next_snap(TimeRef trackStartLocation, TimeRef trackEndLocation);
        void do_move();
        
public slots:
        void next_snap_pos(bool autorepeat);
        void prev_snap_pos(bool autorepeat);
        void move_to_start(bool autorepeat);
        void move_to_end(bool autorepeat);
        void move_up(bool autorepeat);;
        void move_down(bool autorepeat);
        void move_left(bool autorepeat);
        void move_right(bool autorepeat);
        void start_zoom(bool autorepeat);
        void toggle_vertical_only(bool autorepeat);
};

#endif

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