2 Copyright (C) 1999 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 __audio_clock_h__
21 #define __audio_clock_h__
28 #include <gtkmm/alignment.h>
29 #include <gtkmm/box.h>
30 #include <gtkmm/menu.h>
31 #include <gtkmm/label.h>
33 #include "ardour/ardour.h"
34 #include "ardour/session_handle.h"
36 #include "cairo_widget.h"
42 class AudioClock : public CairoWidget, public ARDOUR::SessionHandlePtr
52 AudioClock (const std::string& clock_name, bool is_transient, const std::string& widget_name,
53 bool editable, bool follows_playhead, bool duration = false, bool with_info = false);
56 Mode mode() const { return _mode; }
57 void set_off (bool yn);
58 bool off() const { return _off; }
59 void set_widget_name (const std::string& name);
60 void set_active_state (Gtkmm2ext::ActiveState s);
61 void set_editable (bool yn);
65 void set (framepos_t, bool force = false, ARDOUR::framecnt_t offset = 0);
66 void set_from_playhead ();
69 void set_bbt_reference (framepos_t);
70 void set_is_duration (bool);
72 std::string name() const { return _name; }
74 framepos_t current_time (framepos_t position = 0) const;
75 framepos_t current_duration (framepos_t position = 0) const;
76 void set_session (ARDOUR::Session *s);
78 sigc::signal<void> ValueChanged;
79 sigc::signal<void> mode_changed;
80 sigc::signal<void> ChangeAborted;
81 sigc::signal<void> DropFocus;
83 static sigc::signal<void> ModeChanged;
84 static std::vector<AudioClock*> clocks;
87 void render (cairo_t*);
95 /** true if this clock follows the playhead, meaning that certain operations are redundant */
96 bool _follows_playhead;
101 Glib::RefPtr<Pango::Layout> _layout;
102 Glib::RefPtr<Pango::Layout> _left_layout;
103 Glib::RefPtr<Pango::Layout> _right_layout;
105 Pango::AttrColor* editing_attr;
106 Pango::AttrColor* foreground_attr;
108 Pango::AttrList normal_attributes;
109 Pango::AttrList editing_attributes;
110 Pango::AttrList info_attributes;
116 double mode_based_info_ratio;
118 static const double info_font_scale_factor;
119 static const double separator_height;
120 static const double x_leading_padding;
137 Field index_to_field (int index) const;
139 /* this maps the number of input characters/digits when editing
140 to a cursor position. insert_map[N] = index of character/digit
141 where the cursor should be after N chars/digits. it is
142 mode specific and so it is filled during set_mode().
145 std::vector<int> insert_map;
148 std::string edit_string;
149 std::string pre_edit_string;
150 std::string input_string;
152 framepos_t bbt_reference_time;
153 framepos_t last_when;
164 bool on_key_press_event (GdkEventKey *);
165 bool on_key_release_event (GdkEventKey *);
166 bool on_scroll_event (GdkEventScroll *ev);
167 bool on_button_press_event (GdkEventButton *ev);
168 bool on_button_release_event(GdkEventButton *ev);
169 void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
170 void on_size_request (Gtk::Requisition* req);
171 bool on_motion_notify_event (GdkEventMotion *ev);
172 void on_size_allocate (Gtk::Allocation&);
173 bool on_focus_out_event (GdkEventFocus*);
175 void set_timecode (framepos_t, bool);
176 void set_bbt (framepos_t, bool);
177 void set_minsec (framepos_t, bool);
178 void set_frames (framepos_t, bool);
180 framepos_t get_frame_step (Field, framepos_t pos = 0, int dir = 1);
182 bool timecode_validate_edit (const std::string&);
183 bool bbt_validate_edit (const std::string&);
185 framepos_t frames_from_timecode_string (const std::string&) const;
186 framepos_t frames_from_bbt_string (framepos_t, const std::string&) const;
187 framepos_t frame_duration_from_bbt_string (framepos_t, const std::string&) const;
188 framepos_t frames_from_minsec_string (const std::string&) const;
189 framepos_t frames_from_audioframes_string (const std::string&) const;
191 void build_ops_menu ();
193 void session_configuration_changed (std::string);
195 Field index_to_field () const;
198 void end_edit (bool);
199 void end_edit_relative (bool);
200 void edit_next_field ();
201 ARDOUR::framecnt_t parse_as_distance (const std::string&);
203 ARDOUR::framecnt_t parse_as_timecode_distance (const std::string&);
204 ARDOUR::framecnt_t parse_as_minsec_distance (const std::string&);
205 ARDOUR::framecnt_t parse_as_bbt_distance (const std::string&);
206 ARDOUR::framecnt_t parse_as_frames_distance (const std::string&);
210 void show_edit_status (int length);
214 double bg_r, bg_g, bg_b, bg_a;
217 #endif /* __audio_clock_h__ */