+/*
+ Copyright (C) 2013-2021 Carl Hetherington <cth@carlh.net>
+
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic 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.
+
+ DCP-o-matic 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 DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+
+#ifndef DCPOMATIC_CONTENT_TIMELINE_VIEW_H
+#define DCPOMATIC_CONTENT_TIMELINE_VIEW_H
+
+
+#include "lib/rect.h"
+#include "lib/dcpomatic_time.h"
+
+
+class wxGraphicsContext;
+class ContentTimeline;
+
+
+/** @class ContentTimelineView
+ * @brief Parent class for components of the content timeline (e.g. a piece of content or an axis).
+ */
+class ContentTimelineView
+{
+public:
+ explicit ContentTimelineView(ContentTimeline& t);
+ virtual ~ContentTimelineView () = default;
+
+ ContentTimelineView(ContentTimelineView const&) = delete;
+ ContentTimelineView& operator=(ContentTimelineView const&) = delete;
+
+ void paint (wxGraphicsContext* g, std::list<dcpomatic::Rect<int>> overlaps);
+ void force_redraw ();
+
+ virtual dcpomatic::Rect<int> bbox () const = 0;
+
+protected:
+ virtual void do_paint (wxGraphicsContext *, std::list<dcpomatic::Rect<int>> overlaps) = 0;
+
+ int time_x (dcpomatic::DCPTime t) const;
+ int y_pos(int t) const;
+
+ ContentTimeline& _timeline;
+
+private:
+ dcpomatic::Rect<int> _last_paint_bbox;
+};
+
+
+typedef std::vector<std::shared_ptr<ContentTimelineView>> ContentTimelineViewList;
+
+
+#endif