2 Copyright (C) 2009 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __gtk_ardour_editor_summary_h__
21 #define __gtk_ardour_editor_summary_h__
23 #include "cairo_widget.h"
24 #include "editor_component.h"
32 /** Class to provide a visual summary of the contents of an editor window; represents
33 * the whole session as a set of lines, one per region view.
35 class EditorSummary
: public CairoWidget
, public EditorComponent
, public ARDOUR::SessionHandlePtr
, public PBD::ScopedConnectionList
38 EditorSummary (Editor
*);
40 void set_session (ARDOUR::Session
*);
41 void set_overlays_dirty ();
42 void routes_added (std::list
<RouteTimeAxisView
*> const &);
61 bool on_expose_event (GdkEventExpose
*);
62 void on_size_request (Gtk::Requisition
*);
63 bool on_button_press_event (GdkEventButton
*);
64 bool on_button_release_event (GdkEventButton
*);
65 bool on_motion_notify_event (GdkEventMotion
*);
66 bool on_scroll_event (GdkEventScroll
*);
68 void centre_on_click (GdkEventButton
*);
69 void render (cairo_t
*);
70 void render_region (RegionView
*, cairo_t
*, double) const;
71 void get_editor (std::pair
<double, double> *, std::pair
<double, double> *) const;
72 void set_editor (double, double);
73 void set_editor (std::pair
<double, double> const &, double);
74 void set_editor (std::pair
<double, double> const &, std::pair
<double, double> const &);
75 void set_editor_x (double);
76 void set_editor_x (std::pair
<double, double> const &);
77 void set_editor_y (double);
78 void set_editor_y (std::pair
<double, double> const &);
79 void playhead_position_changed (framepos_t
);
80 double summary_y_to_editor (double) const;
81 double editor_y_to_summary (double) const;
82 Position
get_position (double, double) const;
83 void set_cursor (Position
);
84 void route_gui_changed (std::string
);
86 framepos_t _start
; ///< start frame of the overview
87 framepos_t _end
; ///< end frame of the overview
89 /** fraction of the session length by which the overview size should extend past the start and end markers */
90 double _overhang_fraction
;
92 double _x_scale
; ///< pixels per frame for the x axis of the pixmap
94 double _last_playhead
;
96 std::pair
<double, double> _start_editor_x
;
97 std::pair
<double, double> _start_editor_y
;
98 double _start_mouse_x
;
99 double _start_mouse_y
;
101 Position _start_position
;
105 std::pair
<double, double> _view_rectangle_x
;
106 std::pair
<double, double> _view_rectangle_y
;
109 Position _zoom_position
;
111 bool _old_follow_playhead
;
113 PBD::ScopedConnectionList position_connection
;
114 PBD::ScopedConnectionList region_property_connection
;