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ardour/gtk2_ardour/audio_clock.cc

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/*
Copyright (C) 1999 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <cstdio> // for sprintf
#include <cmath>
#include "pbd/convert.h"
#include "pbd/enumwriter.h"
#include <gtkmm/style.h>
#include "gtkmm2ext/cairocell.h"
#include "gtkmm2ext/utils.h"
#include "gtkmm2ext/rgb_macros.h"
#include "ardour/ardour.h"
#include "ardour/session.h"
#include "ardour/tempo.h"
#include "ardour/profile.h"
#include "ardour/slave.h"
#include <sigc++/bind.h>
#include "ardour_ui.h"
#include "audio_clock.h"
#include "global_signals.h"
#include "utils.h"
#include "keyboard.h"
#include "gui_thread.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace Gtk;
using namespace std;
using Gtkmm2ext::Keyboard;
sigc::signal<void> AudioClock::ModeChanged;
vector<AudioClock*> AudioClock::clocks;
const double AudioClock::info_font_scale_factor = 0.6;
const double AudioClock::separator_height = 2.0;
const double AudioClock::x_leading_padding = 6.0;
#define BBT_BAR_CHAR "|"
#define BBT_SCANF_FORMAT "%" PRIu32 "%*c%" PRIu32 "%*c%" PRIu32
AudioClock::AudioClock (const string& clock_name, bool transient, const string& widget_name,
bool allow_edit, bool follows_playhead, bool duration, bool with_info)
: _name (clock_name)
, is_transient (transient)
, is_duration (duration)
, editable (allow_edit)
, _follows_playhead (follows_playhead)
, _off (false)
, _fixed_width (true)
, layout_x_offset (0)
, em_width (0)
, _edit_by_click_field (false)
, ops_menu (0)
, editing_attr (0)
, foreground_attr (0)
, first_height (0)
, first_width (0)
, layout_height (0)
, layout_width (0)
, info_height (0)
, upper_height (0)
, mode_based_info_ratio (1.0)
, corner_radius (9)
, editing (false)
, bbt_reference_time (-1)
, last_when(0)
, last_pdelta (0)
, last_sdelta (0)
, dragging (false)
, drag_field (Field (0))
{
set_flags (CAN_FOCUS);
_layout = Pango::Layout::create (get_pango_context());
_layout->set_attributes (normal_attributes);
if (with_info) {
_left_layout = Pango::Layout::create (get_pango_context());
_right_layout = Pango::Layout::create (get_pango_context());
}
set_widget_name (widget_name);
_mode = BBT; /* lie to force mode switch */
set_mode (Timecode);
set (last_when, true);
if (!is_transient) {
clocks.push_back (this);
}
ColorsChanged.connect (sigc::mem_fun (*this, &AudioClock::set_colors));
DPIReset.connect (sigc::mem_fun (*this, &AudioClock::dpi_reset));
}
AudioClock::~AudioClock ()
{
delete foreground_attr;
delete editing_attr;
}
void
AudioClock::set_widget_name (const string& str)
{
if (str.empty()) {
set_name ("clock");
} else {
set_name (str + " clock");
}
if (is_realized()) {
set_colors ();
}
}
void
AudioClock::on_realize ()
{
CairoWidget::on_realize ();
set_font ();
set_colors ();
}
void
AudioClock::set_font ()
{
Glib::RefPtr<Gtk::Style> style = get_style ();
Pango::FontDescription font;
Pango::AttrFontDesc* font_attr;
if (!is_realized()) {
font = get_font_for_style (get_name());
} else {
font = style->get_font();
}
font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
normal_attributes.change (*font_attr);
editing_attributes.change (*font_attr);
/* now a smaller version of the same font */
delete font_attr;
font.set_size ((int) lrint (font.get_size() * info_font_scale_factor));
font.set_weight (Pango::WEIGHT_NORMAL);
font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
info_attributes.change (*font_attr);
delete font_attr;
/* get the figure width for the font. This doesn't have to super
* accurate since we only use it to measure the (roughly 1 character)
* offset from the position Pango tells us for the "cursor"
*/
Glib::RefPtr<Pango::Layout> tmp = Pango::Layout::create (get_pango_context());
int ignore_height;
tmp->set_text ("8");
tmp->get_pixel_size (em_width, ignore_height);
}
void
AudioClock::set_active_state (Gtkmm2ext::ActiveState s)
{
CairoWidget::set_active_state (s);
set_colors ();
}
void
AudioClock::set_colors ()
{
int r, g, b, a;
uint32_t bg_color;
uint32_t text_color;
uint32_t editing_color;
uint32_t cursor_color;
if (active_state()) {
bg_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1 active: background", get_name()));
text_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1 active: text", get_name()));
editing_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1 active: edited text", get_name()));
cursor_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1 active: cursor", get_name()));
} else {
bg_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: background", get_name()));
text_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: text", get_name()));
editing_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: edited text", get_name()));
cursor_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: cursor", get_name()));
}
/* store for bg and cursor in render() */
UINT_TO_RGBA (bg_color, &r, &g, &b, &a);
bg_r = r/255.0;
bg_g = g/255.0;
bg_b = b/255.0;
bg_a = a/255.0;
UINT_TO_RGBA (cursor_color, &r, &g, &b, &a);
cursor_r = r/255.0;
cursor_g = g/255.0;
cursor_b = b/255.0;
cursor_a = a/255.0;
/* rescale for Pango colors ... sigh */
r = lrint (r * 65535.0);
g = lrint (g * 65535.0);
b = lrint (b * 65535.0);
UINT_TO_RGBA (text_color, &r, &g, &b, &a);
r = lrint ((r/255.0) * 65535.0);
g = lrint ((g/255.0) * 65535.0);
b = lrint ((b/255.0) * 65535.0);
foreground_attr = new Pango::AttrColor (Pango::Attribute::create_attr_foreground (r, g, b));
UINT_TO_RGBA (editing_color, &r, &g, &b, &a);
r = lrint ((r/255.0) * 65535.0);
g = lrint ((g/255.0) * 65535.0);
b = lrint ((b/255.0) * 65535.0);
editing_attr = new Pango::AttrColor (Pango::Attribute::create_attr_foreground (r, g, b));
normal_attributes.change (*foreground_attr);
info_attributes.change (*foreground_attr);
editing_attributes.change (*foreground_attr);
editing_attributes.change (*editing_attr);
if (!editing) {
_layout->set_attributes (normal_attributes);
} else {
_layout->set_attributes (editing_attributes);
}
if (_left_layout) {
_left_layout->set_attributes (info_attributes);
_right_layout->set_attributes (info_attributes);
}
queue_draw ();
}
void
AudioClock::render (cairo_t* cr)
{
/* main layout: rounded rect, plus the text */
if (_need_bg) {
cairo_set_source_rgba (cr, bg_r, bg_g, bg_b, bg_a);
if (corner_radius) {
Gtkmm2ext::rounded_rectangle (cr, 0, 0, get_width(), upper_height, corner_radius);
} else {
cairo_rectangle (cr, 0, 0, get_width(), upper_height);
}
cairo_fill (cr);
}
if (!_fixed_width) {
cairo_move_to (cr, layout_x_offset, 0);
} else {
cairo_move_to (cr, layout_x_offset, (upper_height - layout_height) / 2.0);
}
pango_cairo_show_layout (cr, _layout->gobj());
if (_left_layout) {
double h = get_height() - upper_height - separator_height;
if (_need_bg) {
cairo_set_source_rgba (cr, bg_r, bg_g, bg_b, bg_a);
}
if (mode_based_info_ratio != 1.0) {
double left_rect_width = round (((get_width() - separator_height) * mode_based_info_ratio) + 0.5);
if (_need_bg) {
if (corner_radius) {
Gtkmm2ext::rounded_rectangle (cr, 0, upper_height + separator_height, left_rect_width, h, corner_radius);
} else {
cairo_rectangle (cr, 0, upper_height + separator_height, left_rect_width, h);
}
cairo_fill (cr);
}
cairo_move_to (cr, x_leading_padding, upper_height + separator_height + ((h - info_height)/2.0));
pango_cairo_show_layout (cr, _left_layout->gobj());
if (_need_bg) {
if (corner_radius) {
Gtkmm2ext::rounded_rectangle (cr, left_rect_width + separator_height, upper_height + separator_height,
get_width() - separator_height - left_rect_width, h,
corner_radius);
} else {
cairo_rectangle (cr, left_rect_width + separator_height, upper_height + separator_height,
get_width() - separator_height - left_rect_width, h);
}
cairo_fill (cr);
}
cairo_move_to (cr, x_leading_padding + left_rect_width + separator_height, upper_height + separator_height + ((h - info_height)/2.0));
pango_cairo_show_layout (cr, _right_layout->gobj());
} else {
/* no info to display, or just one */
if (_need_bg) {
if (corner_radius) {
Gtkmm2ext::rounded_rectangle (cr, 0, upper_height + separator_height, get_width(), h, corner_radius);
} else {
cairo_rectangle (cr, 0, upper_height + separator_height, get_width(), h);
}
cairo_fill (cr);
}
}
}
if (editing) {
if (!insert_map.empty()) {
if (input_string.length() < insert_map.size()) {
Pango::Rectangle cursor;
if (input_string.empty()) {
/* nothing entered yet, put cursor at the end
of string
*/
cursor = _layout->get_cursor_strong_pos (edit_string.length() - 1);
} else {
cursor = _layout->get_cursor_strong_pos (insert_map[input_string.length()]);
}
cairo_set_source_rgba (cr, cursor_r, cursor_g, cursor_b, cursor_a);
if (!_fixed_width) {
cairo_rectangle (cr,
min (get_width() - 2.0,
(double) cursor.get_x()/PANGO_SCALE + layout_x_offset + em_width), 0,
2.0, cursor.get_height()/PANGO_SCALE);
} else {
cairo_rectangle (cr,
min (get_width() - 2.0,
(double) layout_x_offset + cursor.get_x()/PANGO_SCALE + em_width),
(upper_height - layout_height)/2.0,
2.0, cursor.get_height()/PANGO_SCALE);
}
cairo_fill (cr);
} else {
/* we've entered all possible digits, no cursor */
}
} else {
if (input_string.empty()) {
cairo_set_source_rgba (cr, cursor_r, cursor_g, cursor_b, cursor_a);
if (!_fixed_width) {
cairo_rectangle (cr,
(get_width()/2.0),
0,
2.0, upper_height);
} else {
cairo_rectangle (cr,
(get_width()/2.0),
(upper_height - layout_height)/2.0,
2.0, upper_height);
}
cairo_fill (cr);
}
}
}
}
void
AudioClock::on_size_allocate (Gtk::Allocation& alloc)
{
CairoWidget::on_size_allocate (alloc);
if (_left_layout) {
upper_height = (get_height()/2.0) - 1.0;
} else {
upper_height = get_height();
}
if (_fixed_width) {
/* center display in available space */
layout_x_offset = (get_width() - layout_width)/2.0;
} else {
/* left justify */
layout_x_offset = 0;
}
}
void
AudioClock::on_size_request (Gtk::Requisition* req)
{
/* even for non fixed width clocks, the size we *ask* for never changes,
even though the size we receive might. so once we've computed it,
just return it.
*/
if (first_width) {
req->width = first_width;
req->height = first_height;
return;
}
Glib::RefPtr<Pango::Layout> tmp;
Glib::RefPtr<Gtk::Style> style = get_style ();
Pango::FontDescription font;
tmp = Pango::Layout::create (get_pango_context());
if (!is_realized()) {
font = get_font_for_style (get_name());
} else {
font = style->get_font();
}
tmp->set_font_description (font);
if (_fixed_width) {
/* this string is the longest thing we will ever display,
and also includes the BBT bar char that may descends below
the baseline a bit, and a comma for the minsecs mode
where we printf a fractional value (XXX or should)
*/
tmp->set_text (" 8888888888:,|");
} else {
switch (_mode) {
case Timecode:
tmp->set_text (" 88:88:88:88");
break;
case BBT:
tmp->set_text (" 888|88|8888");
break;
case MinSec:
tmp->set_text (" 88:88:88,888");
break;
case Frames:
tmp->set_text (" 8888888888");
break;
}
}
tmp->get_pixel_size (req->width, req->height);
layout_height = req->height;
layout_width = req->width;
/* now tackle height, for which we need to know the height of the lower
* layout
*/
if (_left_layout) {
int w;
font.set_size ((int) lrint (font.get_size() * info_font_scale_factor));
font.set_weight (Pango::WEIGHT_NORMAL);
tmp->set_font_description (font);
/* we only care about height, so put as much stuff in here
as possible that might change the height.
*/
tmp->set_text ("qyhH|"); /* one ascender, one descender */
tmp->get_pixel_size (w, info_height);
/* silly extra padding that seems necessary to correct the info
* that pango just gave us. I have no idea why.
*/
info_height += 4;
req->height += info_height;
req->height += separator_height;
}
first_height = req->height;
first_width = req->width;
}
void
AudioClock::show_edit_status (int length)
{
editing_attr->set_start_index (edit_string.length() - length);
editing_attr->set_end_index (edit_string.length());
editing_attributes.change (*foreground_attr);
editing_attributes.change (*editing_attr);
_layout->set_attributes (editing_attributes);
}
void
AudioClock::start_edit (Field f)
{
pre_edit_string = _layout->get_text ();
if (!insert_map.empty()) {
edit_string = pre_edit_string;
} else {
edit_string.clear ();
_layout->set_text ("");
}
input_string.clear ();
editing = true;
if (f) {
input_string = get_field (f);
show_edit_status (merge_input_and_edit_string ());
_layout->set_text (edit_string);
}
queue_draw ();
Keyboard::magic_widget_grab_focus ();
grab_focus ();
}
string
AudioClock::get_field (Field f)
{
switch (f) {
case Timecode_Hours:
return edit_string.substr (1, 2);
break;
case Timecode_Minutes:
return edit_string.substr (4, 2);
break;
case Timecode_Seconds:
return edit_string.substr (7, 2);
break;
case Timecode_Frames:
return edit_string.substr (10, 2);
break;
case MS_Hours:
return edit_string.substr (1, 2);
break;
case MS_Minutes:
return edit_string.substr (4, 2);
break;
case MS_Seconds:
return edit_string.substr (7, 2);
break;
case MS_Milliseconds:
return edit_string.substr (10, 3);
break;
case Bars:
return edit_string.substr (1, 3);
break;
case Beats:
return edit_string.substr (5, 2);
break;
case Ticks:
return edit_string.substr (8, 4);
break;
case AudioFrames:
return edit_string;
break;
}
return "";
}
void
AudioClock::end_edit (bool modify)
{
if (modify) {
bool ok = true;
switch (_mode) {
case Timecode:
ok = timecode_validate_edit (edit_string);
break;
case BBT:
ok = bbt_validate_edit (edit_string);
break;
case MinSec:
ok = minsec_validate_edit (edit_string);
break;
case Frames:
break;
}
if (!ok) {
edit_string = pre_edit_string;
input_string.clear ();
_layout->set_text (edit_string);
show_edit_status (0);
/* edit attributes remain in use */
} else {
editing = false;
framepos_t pos = 0; /* stupid gcc */
switch (_mode) {
case Timecode:
pos = frames_from_timecode_string (edit_string);
break;
case BBT:
if (is_duration) {
pos = frame_duration_from_bbt_string (0, edit_string);
} else {
pos = frames_from_bbt_string (0, edit_string);
}
break;
case MinSec:
pos = frames_from_minsec_string (edit_string);
break;
case Frames:
pos = frames_from_audioframes_string (edit_string);
break;
}
set (pos, true);
_layout->set_attributes (normal_attributes);
ValueChanged(); /* EMIT_SIGNAL */
}
} else {
editing = false;
_layout->set_attributes (normal_attributes);
_layout->set_text (pre_edit_string);
}
queue_draw ();
if (!editing) {
drop_focus ();
}
}
void
AudioClock::drop_focus ()
{
Keyboard::magic_widget_drop_focus ();
if (has_focus()) {
/* move focus back to the default widget in the top level window */
Widget* top = get_toplevel();
if (top->is_toplevel ()) {
Window* win = dynamic_cast<Window*> (top);
win->grab_focus ();
}
}
}
framecnt_t
AudioClock::parse_as_frames_distance (const std::string& str)
{
framecnt_t f;
if (sscanf (str.c_str(), "%" PRId64, &f) == 1) {
return f;
}
return 0;
}
framecnt_t
AudioClock::parse_as_minsec_distance (const std::string& str)
{
framecnt_t sr = _session->frame_rate();
int msecs;
int secs;
int mins;
int hrs;
switch (str.length()) {
case 0:
return 0;
case 1:
case 2:
case 3:
case 4:
sscanf (str.c_str(), "%" PRId32, &msecs);
return msecs * (sr / 1000);
case 5:
sscanf (str.c_str(), "%1" PRId32 "%" PRId32, &secs, &msecs);
return (secs * sr) + (msecs * (sr/1000));
case 6:
sscanf (str.c_str(), "%2" PRId32 "%" PRId32, &secs, &msecs);
return (secs * sr) + (msecs * (sr/1000));
case 7:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%" PRId32, &mins, &secs, &msecs);
return (mins * 60 * sr) + (secs * sr) + (msecs * (sr/1000));
case 8:
sscanf (str.c_str(), "%2" PRId32 "%2" PRId32 "%" PRId32, &mins, &secs, &msecs);
return (mins * 60 * sr) + (secs * sr) + (msecs * (sr/1000));
case 9:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%2" PRId32 "%" PRId32, &hrs, &mins, &secs, &msecs);
return (hrs * 3600 * sr) + (mins * 60 * sr) + (secs * sr) + (msecs * (sr/1000));
case 10:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%2" PRId32 "%" PRId32, &hrs, &mins, &secs, &msecs);
return (hrs * 3600 * sr) + (mins * 60 * sr) + (secs * sr) + (msecs * (sr/1000));
default:
break;
}
return 0;
}
framecnt_t
AudioClock::parse_as_timecode_distance (const std::string& str)
{
double fps = _session->timecode_frames_per_second();
framecnt_t sr = _session->frame_rate();
int frames;
int secs;
int mins;
int hrs;
switch (str.length()) {
case 0:
return 0;
case 1:
case 2:
sscanf (str.c_str(), "%" PRId32, &frames);
return lrint ((frames/(float)fps) * sr);
case 3:
sscanf (str.c_str(), "%1" PRId32 "%" PRId32, &secs, &frames);
return (secs * sr) + lrint ((frames/(float)fps) * sr);
case 4:
sscanf (str.c_str(), "%2" PRId32 "%" PRId32, &secs, &frames);
return (secs * sr) + lrint ((frames/(float)fps) * sr);
case 5:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%" PRId32, &mins, &secs, &frames);
return (mins * 60 * sr) + (secs * sr) + lrint ((frames/(float)fps) * sr);
case 6:
sscanf (str.c_str(), "%2" PRId32 "%2" PRId32 "%" PRId32, &mins, &secs, &frames);
return (mins * 60 * sr) + (secs * sr) + lrint ((frames/(float)fps) * sr);
case 7:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%2" PRId32 "%" PRId32, &hrs, &mins, &secs, &frames);
return (hrs * 3600 * sr) + (mins * 60 * sr) + (secs * sr) + lrint ((frames/(float)fps) * sr);
case 8:
sscanf (str.c_str(), "%2" PRId32 "%2" PRId32 "%2" PRId32 "%" PRId32, &hrs, &mins, &secs, &frames);
return (hrs * 3600 * sr) + (mins * 60 * sr) + (secs * sr) + lrint ((frames/(float)fps) * sr);
default:
break;
}
return 0;
}
framecnt_t
AudioClock::parse_as_bbt_distance (const std::string& str)
{
return 0;
}
framecnt_t
AudioClock::parse_as_distance (const std::string& instr)
{
switch (_mode) {
case Timecode:
return parse_as_timecode_distance (instr);
break;
case Frames:
return parse_as_frames_distance (instr);
break;
case BBT:
return parse_as_bbt_distance (instr);
break;
case MinSec:
return parse_as_minsec_distance (instr);
break;
}
return 0;
}
void
AudioClock::end_edit_relative (bool add)
{
bool ok = true;
switch (_mode) {
case Timecode:
ok = timecode_validate_edit (edit_string);
break;
case BBT:
ok = bbt_validate_edit (edit_string);
break;
case MinSec:
ok = minsec_validate_edit (edit_string);
break;
case Frames:
break;
}
if (!ok) {
edit_string = pre_edit_string;
input_string.clear ();
_layout->set_text (edit_string);
show_edit_status (0);
/* edit attributes remain in use */
queue_draw ();
return;
}
framecnt_t frames = parse_as_distance (input_string);
editing = false;
editing = false;
_layout->set_attributes (normal_attributes);
if (frames != 0) {
if (add) {
set (current_time() + frames, true);
} else {
framepos_t c = current_time();
if (c > frames) {
set (c - frames, true);
} else {
set (0, true);
}
}
ValueChanged (); /* EMIT SIGNAL */
}
input_string.clear ();
queue_draw ();
drop_focus ();
}
void
AudioClock::session_configuration_changed (std::string p)
{
if (p == "sync-source" || p == "external-sync") {
set (current_time(), true);
return;
}
if (p != "timecode-offset" && p != "timecode-offset-negative") {
return;
}
framecnt_t current;
switch (_mode) {
case Timecode:
if (is_duration) {
current = current_duration ();
} else {
current = current_time ();
}
set (current, true);
break;
default:
break;
}
}
void
AudioClock::set (framepos_t when, bool force, framecnt_t offset)
{
if ((!force && !is_visible()) || _session == 0) {
return;
}
if (is_duration) {
when = when - offset;
}
if (when == last_when && !force) {
return;
}
if (!editing) {
switch (_mode) {
case Timecode:
set_timecode (when, force);
break;
case BBT:
set_bbt (when, force);
break;
case MinSec:
set_minsec (when, force);
break;
case Frames:
set_frames (when, force);
break;
}
}
queue_draw ();
last_when = when;
}
void
AudioClock::set_frames (framepos_t when, bool /*force*/)
{
char buf[32];
bool negative = false;
if (_off) {
_layout->set_text ("\u2012\u2012\u2012\u2012\u2012\u2012\u2012\u2012\u2012\u2012");
if (_left_layout) {
_left_layout->set_text ("");
_right_layout->set_text ("");
}
return;
}
if (when < 0) {
when = -when;
negative = true;
}
if (negative) {
snprintf (buf, sizeof (buf), "-%10" PRId64, when);
} else {
snprintf (buf, sizeof (buf), " %10" PRId64, when);
}
_layout->set_text (buf);
if (_left_layout) {
framecnt_t rate = _session->frame_rate();
if (fmod (rate, 100.0) == 0.0) {
sprintf (buf, "SR %.1fkHz", rate/1000.0);
} else {
sprintf (buf, "SR %" PRId64, rate);
}
_left_layout->set_text (buf);
float vid_pullup = _session->config.get_video_pullup();
if (vid_pullup == 0.0) {
_right_layout->set_text (_("pullup: \u2012"));
} else {
sprintf (buf, _("pullup %-6.4f"), vid_pullup);
_right_layout->set_text (buf);
}
}
}
void
AudioClock::set_minsec (framepos_t when, bool force)
{
char buf[32];
framecnt_t left;
int hrs;
int mins;
int secs;
int millisecs;
bool negative = false;
if (_off) {
_layout->set_text ("\u2012\u2012:\u2012\u2012:\u2012\u2012.\u2012\u2012\u2012");
if (_left_layout) {
_left_layout->set_text ("");
_right_layout->set_text ("");
}
return;
}
if (when < 0) {
when = -when;
negative = true;
}
left = when;
hrs = (int) floor (left / (_session->frame_rate() * 60.0f * 60.0f));
left -= (framecnt_t) floor (hrs * _session->frame_rate() * 60.0f * 60.0f);
mins = (int) floor (left / (_session->frame_rate() * 60.0f));
left -= (framecnt_t) floor (mins * _session->frame_rate() * 60.0f);
secs = (int) floor (left / (float) _session->frame_rate());
left -= (framecnt_t) floor (secs * _session->frame_rate());
millisecs = floor (left * 1000.0 / (float) _session->frame_rate());
if (negative) {
snprintf (buf, sizeof (buf), "-%02" PRId32 ":%02" PRId32 ":%02" PRId32 ".%03" PRId32, hrs, mins, secs, millisecs);
} else {
snprintf (buf, sizeof (buf), " %02" PRId32 ":%02" PRId32 ":%02" PRId32 ".%03" PRId32, hrs, mins, secs, millisecs);
}
_layout->set_text (buf);
}
void
AudioClock::set_timecode (framepos_t when, bool force)
{
char buf[32];
Timecode::Time TC;
bool negative = false;
if (_off) {
_layout->set_text ("\u2012\u2012:\u2012\u2012:\u2012\u2012:\u2012\u2012");
if (_left_layout) {
_left_layout->set_text ("");
_right_layout->set_text ("");
}
return;
}
if (when < 0) {
when = -when;
negative = true;
}
if (is_duration) {
_session->timecode_duration (when, TC);
} else {
_session->timecode_time (when, TC);
}
if (TC.negative || negative) {
snprintf (buf, sizeof (buf), "-%02" PRIu32 ":%02" PRIu32 ":%02" PRIu32 ":%02" PRIu32, TC.hours, TC.minutes, TC.seconds, TC.frames);
} else {
snprintf (buf, sizeof (buf), " %02" PRIu32 ":%02" PRIu32 ":%02" PRIu32 ":%02" PRIu32, TC.hours, TC.minutes, TC.seconds, TC.frames);
}
_layout->set_text (buf);
if (_left_layout) {
if (_session->config.get_external_sync()) {
switch (_session->config.get_sync_source()) {
case JACK:
_left_layout->set_text ("JACK");
break;
case MTC:
_left_layout->set_text ("MTC");
break;
case MIDIClock:
_left_layout->set_text ("M-Clock");
break;
}
} else {
_left_layout->set_text ("INT");
}
double timecode_frames = _session->timecode_frames_per_second();
if (fmod(timecode_frames, 1.0) == 0.0) {
sprintf (buf, "FPS %u %s", int (timecode_frames), (_session->timecode_drop_frames() ? "D" : ""));
} else {
sprintf (buf, "%.2f %s", timecode_frames, (_session->timecode_drop_frames() ? "D" : ""));
}
_right_layout->set_text (buf);
}
}
void
AudioClock::set_bbt (framepos_t when, bool force)
{
char buf[16];
Timecode::BBT_Time BBT;
bool negative = false;
if (_off) {
_layout->set_text ("\u2012\u2012\u2012|\u2012\u2012|\u2012\u2012\u2012\u2012");
if (_left_layout) {
_left_layout->set_text ("");
_right_layout->set_text ("");
}
return;
}
if (when < 0) {
when = -when;
negative = true;
}
/* handle a common case */
if (is_duration) {
if (when == 0) {
BBT.bars = 0;
BBT.beats = 0;
BBT.ticks = 0;
} else {
_session->tempo_map().bbt_time (when, BBT);
BBT.bars--;
BBT.beats--;
}
} else {
_session->tempo_map().bbt_time (when, BBT);
}
if (negative) {
snprintf (buf, sizeof (buf), "-%03" PRIu32 BBT_BAR_CHAR "%02" PRIu32 BBT_BAR_CHAR "%04" PRIu32,
BBT.bars, BBT.beats, BBT.ticks);
} else {
snprintf (buf, sizeof (buf), " %03" PRIu32 BBT_BAR_CHAR "%02" PRIu32 BBT_BAR_CHAR "%04" PRIu32,
BBT.bars, BBT.beats, BBT.ticks);
}
_layout->set_text (buf);
if (_right_layout) {
framepos_t pos;
if (bbt_reference_time < 0) {
pos = when;
} else {
pos = bbt_reference_time;
}
TempoMetric m (_session->tempo_map().metric_at (pos));
sprintf (buf, "%-5.2f", m.tempo().beats_per_minute());
_left_layout->set_text (buf);
sprintf (buf, "%g/%g", m.meter().divisions_per_bar(), m.meter().note_divisor());
_right_layout->set_text (buf);
}
}
void
AudioClock::set_session (Session *s)
{
SessionHandlePtr::set_session (s);
if (_session) {
_session->config.ParameterChanged.connect (_session_connections, invalidator (*this), boost::bind (&AudioClock::session_configuration_changed, this, _1), gui_context());
const XMLProperty* prop;
XMLNode* node = _session->extra_xml (X_("ClockModes"));
AudioClock::Mode amode;
if (node) {
for (XMLNodeList::const_iterator i = node->children().begin(); i != node->children().end(); ++i) {
if ((prop = (*i)->property (X_("name"))) && prop->value() == _name) {
if ((prop = (*i)->property (X_("mode"))) != 0) {
amode = AudioClock::Mode (string_2_enum (prop->value(), amode));
set_mode (amode);
}
if ((prop = (*i)->property (X_("on"))) != 0) {
set_off (!string_is_affirmative (prop->value()));
}
break;
}
}
}
set (last_when, true);
}
}
bool
AudioClock::on_key_press_event (GdkEventKey* ev)
{
if (!editing) {
return false;
}
string new_text;
char new_char = 0;
int highlight_length;
framepos_t pos;
switch (ev->keyval) {
case GDK_0:
case GDK_KP_0:
new_char = '0';
break;
case GDK_1:
case GDK_KP_1:
new_char = '1';
break;
case GDK_2:
case GDK_KP_2:
new_char = '2';
break;
case GDK_3:
case GDK_KP_3:
new_char = '3';
break;
case GDK_4:
case GDK_KP_4:
new_char = '4';
break;
case GDK_5:
case GDK_KP_5:
new_char = '5';
break;
case GDK_6:
case GDK_KP_6:
new_char = '6';
break;
case GDK_7:
case GDK_KP_7:
new_char = '7';
break;
case GDK_8:
case GDK_KP_8:
new_char = '8';
break;
case GDK_9:
case GDK_KP_9:
new_char = '9';
break;
case GDK_minus:
case GDK_KP_Subtract:
end_edit_relative (false);
return true;
break;
case GDK_plus:
case GDK_KP_Add:
end_edit_relative (true);
return true;
break;
case GDK_Tab:
case GDK_Return:
case GDK_KP_Enter:
end_edit (true);
return true;
break;
case GDK_Escape:
end_edit (false);
ChangeAborted(); /* EMIT SIGNAL */
return true;
case GDK_Delete:
case GDK_BackSpace:
if (!input_string.empty()) {
/* delete the last key entered
*/
input_string = input_string.substr (0, input_string.length() - 1);
}
goto use_input_string;
default:
return false;
}
if (!insert_map.empty() && (input_string.length() >= insert_map.size())) {
/* too many digits: eat the key event, but do nothing with it */
return true;
}
input_string.push_back (new_char);
use_input_string:
switch (_mode) {
case Frames:
/* get this one in the right order, and to the right width */
if (ev->keyval == GDK_Delete || ev->keyval == GDK_BackSpace) {
edit_string = edit_string.substr (0, edit_string.length() - 1);
} else {
edit_string.push_back (new_char);
}
if (!edit_string.empty()) {
char buf[32];
sscanf (edit_string.c_str(), "%" PRId64, &pos);
snprintf (buf, sizeof (buf), " %10" PRId64, pos);
edit_string = buf;
}
/* highlight the whole thing */
highlight_length = edit_string.length();
break;
default:
highlight_length = merge_input_and_edit_string ();
}
show_edit_status (highlight_length);
_layout->set_text (edit_string);
queue_draw ();
return true;
}
int
AudioClock::merge_input_and_edit_string ()
{
/* merge with pre-edit-string into edit string */
edit_string = pre_edit_string;
if (input_string.empty()) {
return 0;
}
string::size_type target;
for (string::size_type i = 0; i < input_string.length(); ++i) {
target = insert_map[input_string.length() - 1 - i];
edit_string[target] = input_string[i];
}
/* highlight from end to wherever the last character was added */
return edit_string.length() - insert_map[input_string.length()-1];
}
bool
AudioClock::on_key_release_event (GdkEventKey *ev)
{
if (!editing) {
return false;
}
/* return true for keys that we used on press
so that they cannot possibly do double-duty
*/
switch (ev->keyval) {
case GDK_0:
case GDK_KP_0:
case GDK_1:
case GDK_KP_1:
case GDK_2:
case GDK_KP_2:
case GDK_3:
case GDK_KP_3:
case GDK_4:
case GDK_KP_4:
case GDK_5:
case GDK_KP_5:
case GDK_6:
case GDK_KP_6:
case GDK_7:
case GDK_KP_7:
case GDK_8:
case GDK_KP_8:
case GDK_9:
case GDK_KP_9:
case GDK_period:
case GDK_comma:
case GDK_KP_Decimal:
case GDK_Tab:
case GDK_Return:
case GDK_KP_Enter:
case GDK_Escape:
case GDK_minus:
case GDK_plus:
case GDK_KP_Add:
case GDK_KP_Subtract:
return true;
default:
return false;
}
}
AudioClock::Field
AudioClock::index_to_field (int index) const
{
switch (_mode) {
case Timecode:
if (index < 4) {
return Timecode_Hours;
} else if (index < 7) {
return Timecode_Minutes;
} else if (index < 10) {
return Timecode_Seconds;
} else {
return Timecode_Frames;
}
break;
case BBT:
if (index < 5) {
return Bars;
} else if (index < 7) {
return Beats;
} else {
return Ticks;
}
break;
case MinSec:
if (index < 3) {
return Timecode_Hours;
} else if (index < 6) {
return MS_Minutes;
} else if (index < 9) {
return MS_Seconds;
} else {
return MS_Milliseconds;
}
break;
case Frames:
return AudioFrames;
break;
}
return Field (0);
}
bool
AudioClock::on_button_press_event (GdkEventButton *ev)
{
switch (ev->button) {
case 1:
if (editable && !_off) {
dragging = true;
/* make absolutely sure that the pointer is grabbed */
gdk_pointer_grab(ev->window,false ,
GdkEventMask( Gdk::POINTER_MOTION_MASK | Gdk::BUTTON_PRESS_MASK |Gdk::BUTTON_RELEASE_MASK),
NULL,NULL,ev->time);
drag_accum = 0;
drag_start_y = ev->y;
drag_y = ev->y;
int index;
int trailing;
int y;
int x;
/* the text has been centered vertically, so adjust
* x and y.
*/
y = ev->y - ((upper_height - layout_height)/2);
x = ev->x - layout_x_offset;
if (_layout->xy_to_index (x * PANGO_SCALE, y * PANGO_SCALE, index, trailing)) {
drag_field = index_to_field (index);
} else {
drag_field = Field (0);
}
}
break;
default:
return false;
break;
}
return true;
}
bool
AudioClock::on_button_release_event (GdkEventButton *ev)
{
if (editable && !_off) {
if (dragging) {
gdk_pointer_ungrab (GDK_CURRENT_TIME);
dragging = false;
if (ev->y > drag_start_y+1 || ev->y < drag_start_y-1 || Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)){
// we actually dragged so return without
// setting editing focus, or we shift clicked
return true;
} else {
if (ev->button == 1) {
if (_edit_by_click_field) {
int index = 0;
int trailing;
int y = ev->y - ((upper_height - layout_height)/2);
int x = ev->x - layout_x_offset;
Field f;
if (!_layout->xy_to_index (x * PANGO_SCALE, y * PANGO_SCALE, index, trailing)) {
return true;
}
f = index_to_field (index);
switch (f) {
case Timecode_Frames:
case MS_Milliseconds:
case Ticks:
f = Field (0);
break;
default:
break;
}
start_edit (f);
} else {
start_edit ();
}
}
}
}
}
if (Keyboard::is_context_menu_event (ev)) {
if (ops_menu == 0) {
build_ops_menu ();
}
ops_menu->popup (1, ev->time);
return true;
}
return false;
}
bool
AudioClock::on_focus_out_event (GdkEventFocus* ev)
{
bool ret = CairoWidget::on_focus_out_event (ev);
if (editing) {
end_edit (false);
}
return ret;
}
bool
AudioClock::on_scroll_event (GdkEventScroll *ev)
{
int index;
int trailing;
if (editing || _session == 0 || !editable || _off) {
return false;
}
int y;
int x;
/* the text has been centered vertically, so adjust
* x and y.
*/
y = ev->y - ((upper_height - layout_height)/2);
x = ev->x - layout_x_offset;
if (!_layout->xy_to_index (x * PANGO_SCALE, y * PANGO_SCALE, index, trailing)) {
/* not in the main layout */
return false;
}
Field f = index_to_field (index);
framepos_t frames = 0;
switch (ev->direction) {
case GDK_SCROLL_UP:
frames = get_frame_step (f);
if (frames != 0) {
if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
frames *= 10;
}
set (current_time() + frames, true);
ValueChanged (); /* EMIT_SIGNAL */
}
break;
case GDK_SCROLL_DOWN:
frames = get_frame_step (f);
if (frames != 0) {
if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
frames *= 10;
}
if ((double)current_time() - (double)frames < 0.0) {
set (0, true);
} else {
set (current_time() - frames, true);
}
ValueChanged (); /* EMIT_SIGNAL */
}
break;
default:
return false;
break;
}
return true;
}
bool
AudioClock::on_motion_notify_event (GdkEventMotion *ev)
{
if (editing || _session == 0 || !dragging) {
return false;
}
float pixel_frame_scale_factor = 0.2f;
if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
pixel_frame_scale_factor = 0.1f;
}
if (Keyboard::modifier_state_contains (ev->state,
Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)) {
pixel_frame_scale_factor = 0.025f;
}
double y_delta = ev->y - drag_y;
drag_accum += y_delta*pixel_frame_scale_factor;
drag_y = ev->y;
if (trunc (drag_accum) != 0) {
framepos_t frames;
framepos_t pos;
int dir;
dir = (drag_accum < 0 ? 1:-1);
pos = current_time();
frames = get_frame_step (drag_field,pos,dir);
if (frames != 0 && frames * drag_accum < current_time()) {
set ((framepos_t) floor (pos - drag_accum * frames), false); // minus because up is negative in GTK
} else {
set (0 , false);
}
drag_accum= 0;
ValueChanged(); /* EMIT_SIGNAL */
}
return true;
}
framepos_t
AudioClock::get_frame_step (Field field, framepos_t pos, int dir)
{
framecnt_t f = 0;
Timecode::BBT_Time BBT;
switch (field) {
case Timecode_Hours:
f = (framecnt_t) floor (3600.0 * _session->frame_rate());
break;
case Timecode_Minutes:
f = (framecnt_t) floor (60.0 * _session->frame_rate());
break;
case Timecode_Seconds:
f = _session->frame_rate();
break;
case Timecode_Frames:
f = (framecnt_t) floor (_session->frame_rate() / _session->timecode_frames_per_second());
break;
case AudioFrames:
f = 1;
break;
case MS_Hours:
f = (framecnt_t) floor (3600.0 * _session->frame_rate());
break;
case MS_Minutes:
f = (framecnt_t) floor (60.0 * _session->frame_rate());
break;
case MS_Seconds:
f = (framecnt_t) _session->frame_rate();
break;
case MS_Milliseconds:
f = (framecnt_t) floor (_session->frame_rate() / 1000.0);
break;
case Bars:
BBT.bars = 1;
BBT.beats = 0;
BBT.ticks = 0;
f = _session->tempo_map().bbt_duration_at (pos,BBT,dir);
break;
case Beats:
BBT.bars = 0;
BBT.beats = 1;
BBT.ticks = 0;
f = _session->tempo_map().bbt_duration_at(pos,BBT,dir);
break;
case Ticks:
BBT.bars = 0;
BBT.beats = 0;
BBT.ticks = 1;
f = _session->tempo_map().bbt_duration_at(pos,BBT,dir);
break;
default:
error << string_compose (_("programming error: %1"), "attempt to get frames from non-text field!") << endmsg;
f = 0;
break;
}
return f;
}
framepos_t
AudioClock::current_time (framepos_t pos) const
{
return last_when;
}
framepos_t
AudioClock::current_duration (framepos_t pos) const
{
framepos_t ret = 0;
switch (_mode) {
case Timecode:
ret = last_when;
break;
case BBT:
ret = frame_duration_from_bbt_string (pos, _layout->get_text());
break;
case MinSec:
ret = last_when;
break;
case Frames:
ret = last_when;
break;
}
return ret;
}
bool
AudioClock::bbt_validate_edit (const string& str)
{
AnyTime any;
if (sscanf (str.c_str(), BBT_SCANF_FORMAT, &any.bbt.bars, &any.bbt.beats, &any.bbt.ticks) != 3) {
return false;
}
if (any.bbt.ticks > Timecode::BBT_Time::ticks_per_beat) {
return false;
}
if (!is_duration && any.bbt.bars == 0) {
return false;
}
if (!is_duration && any.bbt.beats == 0) {
return false;
}
return true;
}
bool
AudioClock::timecode_validate_edit (const string& str)
{
Timecode::Time TC;
if (sscanf (_layout->get_text().c_str(), "%" PRId32 ":%" PRId32 ":%" PRId32 ":%" PRId32,
&TC.hours, &TC.minutes, &TC.seconds, &TC.frames) != 4) {
return false;
}
if (TC.hours > 23U || TC.minutes > 59U || TC.seconds > 59U) {
return false;
}
if (TC.frames > (uint32_t) rint (_session->timecode_frames_per_second()) - 1) {
return false;
}
if (_session->timecode_drop_frames()) {
if (TC.minutes % 10 && TC.seconds == 0U && TC.frames < 2U) {
return false;
}
}
return true;
}
bool
AudioClock::minsec_validate_edit (const string& str)
{
int hrs, mins, secs, millisecs;
if (sscanf (str.c_str(), "%d:%d:%d.%d", &hrs, &mins, &secs, &millisecs) != 4) {
return false;
}
if (hrs > 23 || mins > 59 || secs > 59 || millisecs > 999) {
return false;
}
return true;
}
framepos_t
AudioClock::frames_from_timecode_string (const string& str) const
{
if (_session == 0) {
return 0;
}
Timecode::Time TC;
framepos_t sample;
if (sscanf (str.c_str(), "%d:%d:%d:%d", &TC.hours, &TC.minutes, &TC.seconds, &TC.frames) != 4) {
error << string_compose (_("programming error: %1 %2"), "badly formatted timecode clock string", str) << endmsg;
return 0;
}
TC.rate = _session->timecode_frames_per_second();
TC.drop= _session->timecode_drop_frames();
_session->timecode_to_sample (TC, sample, false /* use_offset */, false /* use_subframes */ );
// timecode_tester ();
return sample;
}
framepos_t
AudioClock::frames_from_minsec_string (const string& str) const
{
if (_session == 0) {
return 0;
}
int hrs, mins, secs, millisecs;
framecnt_t sr = _session->frame_rate();
if (sscanf (str.c_str(), "%d:%d:%d.%d", &hrs, &mins, &secs, &millisecs) != 4) {
error << string_compose (_("programming error: %1 %2"), "badly formatted minsec clock string", str) << endmsg;
return 0;
}
return (framepos_t) floor ((hrs * 60.0f * 60.0f * sr) + (mins * 60.0f * sr) + (secs * sr) + (millisecs * sr / 1000.0));
}
framepos_t
AudioClock::frames_from_bbt_string (framepos_t pos, const string& str) const
{
if (_session == 0) {
error << "AudioClock::current_time() called with BBT mode but without session!" << endmsg;
return 0;
}
AnyTime any;
any.type = AnyTime::BBT;
if (sscanf (str.c_str(), BBT_SCANF_FORMAT, &any.bbt.bars, &any.bbt.beats, &any.bbt.ticks) != 3) {
return 0;
}
if (is_duration) {
any.bbt.bars++;
any.bbt.beats++;
return _session->any_duration_to_frames (pos, any);
} else {
return _session->convert_to_frames (any);
}
}
framepos_t
AudioClock::frame_duration_from_bbt_string (framepos_t pos, const string& str) const
{
if (_session == 0) {
error << "AudioClock::current_time() called with BBT mode but without session!" << endmsg;
return 0;
}
Timecode::BBT_Time bbt;
if (sscanf (str.c_str(), BBT_SCANF_FORMAT, &bbt.bars, &bbt.beats, &bbt.ticks) != 3) {
return 0;
}
return _session->tempo_map().bbt_duration_at(pos,bbt,1);
}
framepos_t
AudioClock::frames_from_audioframes_string (const string& str) const
{
framepos_t f;
sscanf (str.c_str(), "%" PRId64, &f);
return f;
}
void
AudioClock::build_ops_menu ()
{
using namespace Menu_Helpers;
ops_menu = new Menu;
MenuList& ops_items = ops_menu->items();
ops_menu->set_name ("ArdourContextMenu");
if (!Profile->get_sae()) {
ops_items.push_back (MenuElem (_("Timecode"), sigc::bind (sigc::mem_fun(*this, &AudioClock::set_mode), Timecode)));
}
ops_items.push_back (MenuElem (_("Bars:Beats"), sigc::bind (sigc::mem_fun(*this, &AudioClock::set_mode), BBT)));
ops_items.push_back (MenuElem (_("Minutes:Seconds"), sigc::bind (sigc::mem_fun(*this, &AudioClock::set_mode), MinSec)));
ops_items.push_back (MenuElem (_("Samples"), sigc::bind (sigc::mem_fun(*this, &AudioClock::set_mode), Frames)));
if (editable && !_off && !is_duration && !_follows_playhead) {
ops_items.push_back (SeparatorElem());
ops_items.push_back (MenuElem (_("Set From Playhead"), sigc::mem_fun(*this, &AudioClock::set_from_playhead)));
ops_items.push_back (MenuElem (_("Locate to This Time"), sigc::mem_fun(*this, &AudioClock::locate)));
}
}
void
AudioClock::set_from_playhead ()
{
if (!_session) {
return;
}
set (_session->transport_frame());
ValueChanged ();
}
void
AudioClock::locate ()
{
if (!_session || is_duration) {
return;
}
_session->request_locate (current_time(), _session->transport_rolling ());
}
void
AudioClock::set_mode (Mode m)
{
if (_mode == m) {
return;
}
_mode = m;
insert_map.clear();
_layout->set_text ("");
if (_left_layout) {
_left_layout->set_text ("");
_right_layout->set_text ("");
}
switch (_mode) {
case Timecode:
mode_based_info_ratio = 0.5;
insert_map.push_back (11);
insert_map.push_back (10);
insert_map.push_back (8);
insert_map.push_back (7);
insert_map.push_back (5);
insert_map.push_back (4);
insert_map.push_back (2);
insert_map.push_back (1);
break;
case BBT:
mode_based_info_ratio = 0.5;
insert_map.push_back (11);
insert_map.push_back (10);
insert_map.push_back (9);
insert_map.push_back (8);
insert_map.push_back (6);
insert_map.push_back (5);
insert_map.push_back (3);
insert_map.push_back (2);
insert_map.push_back (1);
break;
case MinSec:
mode_based_info_ratio = 1.0;
insert_map.push_back (12);
insert_map.push_back (11);
insert_map.push_back (10);
insert_map.push_back (8);
insert_map.push_back (7);
insert_map.push_back (5);
insert_map.push_back (4);
insert_map.push_back (2);
insert_map.push_back (1);
break;
case Frames:
mode_based_info_ratio = 0.5;
break;
}
set (last_when, true);
if (!is_transient) {
ModeChanged (); /* EMIT SIGNAL (the static one)*/
}
if (!_fixed_width) {
/* display is different, allow us to resize */
first_width = 0;
first_height = 0;
queue_resize ();
}
mode_changed (); /* EMIT SIGNAL (the member one) */
}
void
AudioClock::set_bbt_reference (framepos_t pos)
{
bbt_reference_time = pos;
}
void
AudioClock::on_style_changed (const Glib::RefPtr<Gtk::Style>& old_style)
{
CairoWidget::on_style_changed (old_style);
set_font ();
set_colors ();
}
void
AudioClock::set_editable (bool yn)
{
editable = yn;
}
void
AudioClock::set_is_duration (bool yn)
{
if (yn == is_duration) {
return;
}
is_duration = yn;
set (last_when, true);
}
void
AudioClock::set_off (bool yn)
{
if (_off == yn) {
return;
}
_off = yn;
/* force a redraw. last_when will be preserved, but the clock text will
* change
*/
set (last_when, true);
}
void
AudioClock::focus ()
{
start_edit (Field (0));
}
void
AudioClock::set_corner_radius (double r)
{
corner_radius = r;
queue_draw ();
}
void
AudioClock::set_fixed_width (bool yn)
{
_fixed_width = yn;
}
void
AudioClock::dpi_reset ()
{
/* force recomputation of size even if we are fixed width
*/
first_width = 0;
first_height = 0;
queue_resize ();
}
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