2 Copyright (C) 2000 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.
23 #include "canvas/canvas.h"
24 #include "canvas/debug.h"
27 #include "editor_cursors.h"
30 using namespace ARDOUR;
34 EditorCursor::EditorCursor (Editor& ed, bool (Editor::*callbck)(GdkEvent*,ArdourCanvas::Item*))
36 , _time_bars_canvas_item (_editor._time_bars_canvas->root ())
37 , _track_canvas_item (_editor._track_canvas->root ())
40 CANVAS_DEBUG_NAME ((&_time_bars_canvas_item), "timebars editor cursor");
41 CANVAS_DEBUG_NAME ((&_track_canvas_item), "track canvas editor cursor");
43 _time_bars_canvas_item.set_show_head (0, true);
44 _time_bars_canvas_item.set_head_height (0, 9);
45 _time_bars_canvas_item.set_head_width (0, 16);
46 _time_bars_canvas_item.set_head_outward (0, false);
47 _time_bars_canvas_item.set_show_head (1, false); // head only
48 _time_bars_canvas_item.set_outline_width (0.5);
50 _time_bars_canvas_item.set_data ("cursor", this);
51 _track_canvas_item.set_data ("cursor", this);
52 _track_canvas_item.set_outline_width (0.5);
54 _time_bars_canvas_item.Event.connect (sigc::bind (sigc::mem_fun (ed, callbck), &_time_bars_canvas_item));
55 _track_canvas_item.Event.connect (sigc::bind (sigc::mem_fun (ed, callbck), &_track_canvas_item));
57 _time_bars_canvas_item.set_y1 (ArdourCanvas::COORD_MAX);
58 _track_canvas_item.set_y1 (ArdourCanvas::COORD_MAX);
60 _current_frame = 1; /* force redraw at 0 */
63 EditorCursor::~EditorCursor ()
69 EditorCursor::set_position (framepos_t frame)
71 PositionChanged (frame);
73 /* See Cairo FAQ question on single pixel lines to understand
77 double const new_pos = _editor.sample_to_pixel (frame) + 0.5;
79 if (new_pos != _time_bars_canvas_item.x ()) {
80 _time_bars_canvas_item.set_x (new_pos);
83 if (new_pos != _track_canvas_item.x0 ()) {
84 _track_canvas_item.set_x (new_pos, new_pos);
87 _current_frame = frame;
93 _time_bars_canvas_item.show ();
94 _track_canvas_item.show ();
100 _time_bars_canvas_item.hide ();
101 _track_canvas_item.hide ();
105 EditorCursor::set_color (ArdourCanvas::Color color)
107 _time_bars_canvas_item.set_color (color);
108 _track_canvas_item.set_outline_color (color);