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 "gtkmm2ext/cairo_widget.h"
37 #include "ardour_button.h"
43 class AudioClock : public CairoWidget, public ARDOUR::SessionHandlePtr
53 AudioClock (const std::string& clock_name, bool is_transient, const std::string& widget_name,
54 bool editable, bool follows_playhead, bool duration = false, bool with_info = false,
55 bool accept_on_focus_out = false);
58 Mode mode() const { return _mode; }
59 void set_off (bool yn);
60 bool off() const { return _off; }
61 bool on() const { return !_off; }
62 void set_widget_name (const std::string& name);
63 void set_active_state (Gtkmm2ext::ActiveState s);
64 void set_editable (bool yn);
65 void set_corner_radius (double);
69 void set (framepos_t, bool force = false, ARDOUR::framecnt_t offset = 0);
70 void set_from_playhead ();
72 void set_mode (Mode, bool noemit = false);
73 void set_bbt_reference (framepos_t);
74 void set_is_duration (bool);
76 void copy_text_to_clipboard () const;
78 std::string name() const { return _name; }
80 framepos_t current_time (framepos_t position = 0) const;
81 framepos_t current_duration (framepos_t position = 0) const;
82 void set_session (ARDOUR::Session *s);
83 void set_negative_allowed (bool yn);
85 ArdourButton* left_btn () { return &_left_btn; }
86 ArdourButton* right_btn () { return &_right_btn; }
88 /** Alter cairo scaling during rendering.
90 * Used by clocks that resize themselves
91 * to fit any given space. Can lead
94 void set_scale (double x, double y);
96 static void print_minsec (framepos_t, char* buf, size_t bufsize, float frame_rate);
98 sigc::signal<void> ValueChanged;
99 sigc::signal<void> mode_changed;
100 sigc::signal<void> ChangeAborted;
102 static sigc::signal<void> ModeChanged;
103 static std::vector<AudioClock*> clocks;
106 void render (Cairo::RefPtr<Cairo::Context> const&, cairo_rectangle_t*);
107 bool get_is_duration () const { return is_duration; } ;
109 virtual void build_ops_menu ();
112 bool on_button_press_event (GdkEventButton *ev);
113 bool on_button_release_event(GdkEventButton *ev);
115 ArdourButton _left_btn;
116 ArdourButton _right_btn;
124 /** true if this clock follows the playhead, meaning that certain operations are redundant */
125 bool _follows_playhead;
126 bool _accept_on_focus_out;
129 bool _edit_by_click_field;
130 bool _negative_allowed;
131 bool edit_is_negative;
133 Glib::RefPtr<Pango::Layout> _layout;
137 Pango::AttrColor* editing_attr;
138 Pango::AttrColor* foreground_attr;
140 Pango::AttrList normal_attributes;
141 Pango::AttrList editing_attributes;
145 bool style_resets_first;
148 double corner_radius;
151 static const double info_font_scale_factor;
152 static const double separator_height;
153 static const double x_leading_padding;
170 Field index_to_field (int index) const;
172 /* this maps the number of input characters/digits when editing
173 to a cursor position. insert_map[N] = index of character/digit
174 where the cursor should be after N chars/digits. it is
175 mode specific and so it is filled during set_mode().
178 std::vector<int> insert_map;
181 std::string edit_string;
182 std::string pre_edit_string;
183 std::string input_string;
185 framepos_t bbt_reference_time;
186 framepos_t last_when;
197 bool on_key_press_event (GdkEventKey *);
198 bool on_key_release_event (GdkEventKey *);
199 bool on_scroll_event (GdkEventScroll *ev);
200 void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
201 void on_size_request (Gtk::Requisition* req);
202 bool on_motion_notify_event (GdkEventMotion *ev);
203 bool on_focus_out_event (GdkEventFocus*);
205 void set_slave_info ();
206 void set_timecode (framepos_t, bool);
207 void set_bbt (framepos_t, ARDOUR::framecnt_t, bool);
208 void set_minsec (framepos_t, bool);
209 void set_frames (framepos_t, bool);
211 void set_clock_dimensions (Gtk::Requisition&);
213 framepos_t get_frame_step (Field, framepos_t pos = 0, int dir = 1);
215 bool timecode_validate_edit (const std::string&);
216 bool bbt_validate_edit (const std::string&);
217 bool minsec_validate_edit (const std::string&);
219 framepos_t frames_from_timecode_string (const std::string&) const;
220 framepos_t frames_from_bbt_string (framepos_t, const std::string&) const;
221 framepos_t frame_duration_from_bbt_string (framepos_t, const std::string&) const;
222 framepos_t frames_from_minsec_string (const std::string&) const;
223 framepos_t frames_from_audioframes_string (const std::string&) const;
225 void session_configuration_changed (std::string);
226 void session_property_changed (const PBD::PropertyChange&);
228 Field index_to_field () const;
230 void start_edit (Field f = Field (0));
231 void end_edit (bool);
232 void end_edit_relative (bool);
233 void edit_next_field ();
234 ARDOUR::framecnt_t parse_as_distance (const std::string&);
236 ARDOUR::framecnt_t parse_as_timecode_distance (const std::string&);
237 ARDOUR::framecnt_t parse_as_minsec_distance (const std::string&);
238 ARDOUR::framecnt_t parse_as_bbt_distance (const std::string&);
239 ARDOUR::framecnt_t parse_as_frames_distance (const std::string&);
241 void set_font (Pango::FontDescription);
243 void show_edit_status (int length);
244 int merge_input_and_edit_string ();
245 std::string get_field (Field);
250 double bg_r, bg_g, bg_b, bg_a;
251 double cursor_r, cursor_g, cursor_b, cursor_a;
257 #endif /* __audio_clock_h__ */