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Copyright (C) 2001 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#ifndef __gtk_ardour_marker_h__
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#define __gtk_ardour_marker_h__
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#include <libgnomecanvasmm/pixbuf.h>
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#include <sigc++/signal.h>
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#include "ardour/ardour.h"
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#include "pbd/signals.h"
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class Marker : public sigc::trackable
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SessionStart, ///< session start
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SessionEnd, ///< session end
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Marker (PublicEditor& editor, ArdourCanvas::Group &, guint32 rgba, const std::string& text, Type,
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framepos_t frame = 0, bool handle_events = true);
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static PBD::Signal1<void,Marker*> CatchDeletion;
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ArdourCanvas::Item& the_item() const;
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void set_selected (bool);
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void set_show_line (bool);
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void canvas_height_set (double);
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void set_position (framepos_t);
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void set_name (const std::string&);
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void set_color_rgba (uint32_t rgba);
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framepos_t position() const { return frame_position; }
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ArdourCanvas::Group * get_parent() { return _parent; }
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void reparent (ArdourCanvas::Group & parent);
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Type type () { return _type; }
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void set_left_label_limit (double);
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void set_right_label_limit (double);
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std::string name () const {
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bool label_on_left () const;
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Pango::FontDescription name_font;
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ArdourCanvas::Group* _parent;
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ArdourCanvas::Group *group;
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ArdourCanvas::Polygon *mark;
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ArdourCanvas::Pixbuf *name_pixbuf;
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ArdourCanvas::Points *points;
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ArdourCanvas::SimpleLine* _line;
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ArdourCanvas::Points *line_points;
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ArdourCanvas::SimpleRect* _name_background;
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double unit_position;
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framepos_t frame_position;
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double _canvas_height;
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double _left_label_limit; ///< the number of pixels available to the left of this marker for a label
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double _right_label_limit; ///< the number of pixels available to the right of this marker for a label
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double _label_offset;
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void setup_line_x ();
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void setup_name_display ();
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/* disallow copy construction */
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Marker (Marker const &);
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Marker & operator= (Marker const &);
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class TempoMarker : public Marker
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TempoMarker (PublicEditor& editor, ArdourCanvas::Group &, guint32 rgba, const std::string& text, ARDOUR::TempoSection&);
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ARDOUR::TempoSection& tempo() const { return _tempo; }
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ARDOUR::TempoSection& _tempo;
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class MeterMarker : public Marker
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MeterMarker (PublicEditor& editor, ArdourCanvas::Group &, guint32 rgba, const std::string& text, ARDOUR::MeterSection&);
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ARDOUR::MeterSection& meter() const { return _meter; }
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ARDOUR::MeterSection& _meter;
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#endif /* __gtk_ardour_marker_h__ */