comparison base/NoteExportable.h @ 1643:7a23dfe65d66 single-point

Update NoteModel to use EventSeries. This is incomplete and won't provide enough to update svgui for it yet; must also refactor to avoid duplication of nasty APIs when updating the rest of the models

+/* -*- 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 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.
+*/
+
+#ifndef SV_NOTE_EXPORTABLE_H
+#define SV_NOTE_EXPORTABLE_H
+
+#include "NoteData.h"
+
+class NoteExportable
+{
+public:
+    /**
+     * Get all notes in the exportable object.
+     */
+    virtual NoteList getNotes() const = 0;
+
+    /**
+     * Get notes that are active at the given frame, i.e. that start
+     * before or at this frame and have not ended by it.
+     */
+    virtual NoteList getNotesActiveAt(sv_frame_t frame) const = 0;
+
+    /**
+     * Get notes that start within the range in frames defined by the
+     * given start frame and duration.
+     */
+    virtual NoteList getNotesStartingWithin(sv_frame_t startFrame,
+                                            sv_frame_t duration) const = 0;
+};
+
+#endif