annotate base/ViewManagerBase.h @ 396:9d70f577d6f5

...
author Chris Cannam
date Wed, 19 Mar 2008 20:23:26 +0000
parents 44d1e22918f3
children 6a94bb528e9d
rev   line source
Chris@394 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@394 2
Chris@394 3 /*
Chris@394 4 Sonic Visualiser
Chris@394 5 An audio file viewer and annotation editor.
Chris@394 6 Centre for Digital Music, Queen Mary, University of London.
Chris@394 7 This file copyright 2006 Chris Cannam and QMUL.
Chris@394 8
Chris@394 9 This program is free software; you can redistribute it and/or
Chris@394 10 modify it under the terms of the GNU General Public License as
Chris@394 11 published by the Free Software Foundation; either version 2 of the
Chris@394 12 License, or (at your option) any later version. See the file
Chris@394 13 COPYING included with this distribution for more information.
Chris@394 14 */
Chris@394 15
Chris@394 16 #ifndef _VIEW_MANAGER_BASE_H_
Chris@394 17 #define _VIEW_MANAGER_BASE_H_
Chris@394 18
Chris@394 19 #include <QObject>
Chris@394 20
Chris@394 21 #include "Selection.h"
Chris@394 22
Chris@394 23 class AudioPlaySource;
Chris@394 24
Chris@394 25 /**
Chris@394 26 * Base class for ViewManager, with no GUI content. This should
Chris@394 27 * define all of the ViewManager interface that e.g. audio I/O classes
Chris@394 28 * need to refer to.
Chris@394 29 */
Chris@394 30
Chris@394 31 class ViewManagerBase : public QObject
Chris@394 32 {
Chris@394 33 Q_OBJECT
Chris@394 34
Chris@394 35 public:
Chris@396 36 virtual ~ViewManagerBase();
Chris@396 37
Chris@394 38 virtual void setAudioPlaySource(AudioPlaySource *source) = 0;
Chris@394 39
Chris@394 40 virtual size_t alignPlaybackFrameToReference(size_t) const = 0;
Chris@394 41 virtual size_t alignReferenceToPlaybackFrame(size_t) const = 0;
Chris@394 42
Chris@394 43 virtual const MultiSelection &getSelection() const = 0;
Chris@394 44 virtual const MultiSelection::SelectionList &getSelections() const = 0;
Chris@394 45 virtual size_t constrainFrameToSelection(size_t frame) const = 0;
Chris@394 46
Chris@394 47 virtual Selection getContainingSelection
Chris@394 48 (size_t frame, bool defaultToFollowing) const = 0;
Chris@394 49
Chris@394 50 virtual bool getPlayLoopMode() const = 0;
Chris@394 51 virtual bool getPlaySelectionMode() const = 0;
Chris@394 52 virtual bool getPlaySoloMode() const = 0;
Chris@394 53 virtual bool getAlignMode() const = 0;
Chris@394 54
Chris@394 55 signals:
Chris@394 56 /** Emitted when the selection has changed. */
Chris@394 57 void selectionChanged();
Chris@394 58
Chris@394 59 /** Emitted when the play loop mode has been changed. */
Chris@394 60 void playLoopModeChanged();
Chris@394 61 void playLoopModeChanged(bool);
Chris@394 62
Chris@394 63 /** Emitted when the play selection mode has been changed. */
Chris@394 64 void playSelectionModeChanged();
Chris@394 65 void playSelectionModeChanged(bool);
Chris@394 66
Chris@394 67 /** Emitted when the play solo mode has been changed. */
Chris@394 68 void playSoloModeChanged();
Chris@394 69 void playSoloModeChanged(bool);
Chris@394 70
Chris@394 71 /** Emitted when the alignment mode has been changed. */
Chris@394 72 void alignModeChanged();
Chris@394 73 void alignModeChanged(bool);
Chris@394 74 };
Chris@394 75
Chris@394 76 #endif
Chris@394 77