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livetrax/gtk2_ardour/audio_clock.cc

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/*
* Copyright (C) 2005-2006 Taybin Rutkin <taybin@taybin.com>
* Copyright (C) 2005-2018 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2006-2012 David Robillard <d@drobilla.net>
* Copyright (C) 2007 Doug McLain <doug@nostar.net>
* Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2012-2019 Robin Gareus <robin@gareus.org>
* Copyright (C) 2013-2017 John Emmas <john@creativepost.co.uk>
* Copyright (C) 2015-2016 Tim Mayberry <mojofunk@gmail.com>
* Copyright (C) 2015 Ben Loftis <ben@harrisonconsoles.com>
* Copyright (C) 2015 Colin Fletcher <colin.m.fletcher@googlemail.com>
* Copyright (C) 2016-2017 Nick Mainsbridge <mainsbridge@gmail.com>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <cstdio> // for sprintf
#include <cmath>
#include "pbd/convert.h"
#include "pbd/enumwriter.h"
#include <gtkmm/style.h>
#include <sigc++/bind.h>
#include "gtkmm2ext/utils.h"
#include "gtkmm2ext/rgb_macros.h"
#include "widgets/tooltips.h"
#include "ardour/profile.h"
#include "ardour/lmath.h"
#include "ardour/session.h"
#include "ardour/transport_master.h"
#include "ardour/tempo.h"
#include "ardour/transport_master_manager.h"
#include "ardour/types.h"
#include "ardour_ui.h"
#include "audio_clock.h"
#include "enums_convert.h"
#include "gui_thread.h"
#include "keyboard.h"
#include "ui_config.h"
#include "utils.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace ARDOUR_UI_UTILS;
using namespace ArdourWidgets;
using namespace PBD;
using namespace Gtk;
using namespace std;
using namespace Temporal;
using Gtkmm2ext::Keyboard;
vector<AudioClock*> AudioClock::clocks;
#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,
bool accept_on_focus_out)
: ops_menu (0)
, _name (clock_name)
, is_duration (duration)
, editable (allow_edit)
, _follows_playhead (follows_playhead)
, _accept_on_focus_out (accept_on_focus_out)
, _off (false)
, _negative_allowed (false)
, edit_is_negative (false)
, _limit_pos (timepos_t::max (Temporal::AudioTime))
, _with_info (with_info)
, editing_attr (0)
, foreground_attr (0)
, first_height (0)
, first_width (0)
, style_resets_first (true)
, layout_height (0)
, layout_width (0)
, corner_radius (4)
, font_size (10240)
, editing (false)
, dragging (false)
, drag_field (Field (0))
, xscale (1.0)
, yscale (1.0)
{
if (editable) {
set_can_focus ();
}
_layout = Pango::Layout::create (get_pango_context());
_layout->set_attributes (normal_attributes);
set_widget_name (widget_name);
_mode = BBT; /* lie to force mode switch */
set_mode (Timecode);
if (!transient) {
clocks.push_back (this);
}
_left_btn.set_name ("transport option button");
_right_btn.set_name ("transport option button");
_left_btn.set_sizing_text (_("0000000000000"));
_right_btn.set_sizing_text (_("0000000000000"));
_left_btn.set_layout_font (UIConfiguration::instance().get_ArdourSmallFont());
_right_btn.set_layout_font (UIConfiguration::instance().get_ArdourSmallFont());
UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &AudioClock::set_colors));
UIConfiguration::instance().DPIReset.connect (sigc::mem_fun (*this, &AudioClock::dpi_reset));
TempoMap::MapChanged.connect (tempo_map_connection, invalidator (*this), boost::bind (&AudioClock::tempo_map_changed, this), gui_context());
}
AudioClock::~AudioClock ()
{
delete ops_menu;
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 (get_realized()) {
set_colors ();
}
}
void
AudioClock::on_realize ()
{
Gtk::Requisition req;
CairoWidget::on_realize ();
set_clock_dimensions (req);
first_width = req.width;
first_height = req.height;
set_colors ();
}
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 = UIConfiguration::instance().color (string_compose ("%1 active: background", get_name()));
text_color = UIConfiguration::instance().color (string_compose ("%1 active: text", get_name()));
editing_color = UIConfiguration::instance().color (string_compose ("%1 active: edited text", get_name()));
cursor_color = UIConfiguration::instance().color (string_compose ("%1 active: cursor", get_name()));
} else {
bg_color = UIConfiguration::instance().color (string_compose ("%1: background", get_name()));
text_color = UIConfiguration::instance().color (string_compose ("%1: text", get_name()));
editing_color = UIConfiguration::instance().color (string_compose ("%1: edited text", get_name()));
cursor_color = UIConfiguration::instance().color (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);
delete foreground_attr;
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);
delete editing_attr;
editing_attr = new Pango::AttrColor (Pango::Attribute::create_attr_foreground (r, g, b));
normal_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);
}
queue_draw ();
}
void
AudioClock::set_scale (double x, double y)
{
xscale = x;
yscale = y;
queue_draw ();
}
void
AudioClock::render (Cairo::RefPtr<Cairo::Context> const& ctx, cairo_rectangle_t*)
{
cairo_t* cr = ctx->cobj();
/* 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(), get_height(), corner_radius);
} else {
cairo_rectangle (cr, 0, 0, get_width(), get_height());
}
cairo_fill (cr);
}
double lw = layout_width * xscale;
double lh = layout_height * yscale;
cairo_move_to (cr, (get_width() - lw) / 2.0, (get_height() - lh) / 2.0);
if (xscale != 1.0 || yscale != 1.0) {
cairo_save (cr);
cairo_scale (cr, xscale, yscale);
}
pango_cairo_show_layout (cr, _layout->gobj());
if (xscale != 1.0 || yscale != 1.0) {
cairo_restore (cr);
}
if (editing) {
if (!insert_map.empty()) {
int xcenter = (get_width() - layout_width) /2;
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());
} else {
cursor = _layout->get_cursor_strong_pos (1 + insert_map[input_string.length()]);
}
cairo_set_source_rgba (cr, cursor_r, cursor_g, cursor_b, cursor_a);
cairo_rectangle (cr,
min (get_width() - 2.0,
(double) xcenter + cursor.get_x()/PANGO_SCALE),
(get_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);
cairo_rectangle (cr,
(get_width()/2.0),
(get_height() - layout_height)/2.0,
2.0, get_height());
cairo_fill (cr);
}
}
}
}
void
AudioClock::set_clock_dimensions (Gtk::Requisition& req)
{
Glib::RefPtr<Pango::Layout> tmp;
Glib::RefPtr<Gtk::Style> style = get_style ();
Pango::FontDescription font;
tmp = Pango::Layout::create (get_pango_context());
if (!get_realized()) {
font = get_font_for_style (get_name());
} else {
font = style->get_font();
}
tmp->set_font_description (font);
/* this string is the longest thing we will ever display */
if (_mode == MinSec)
tmp->set_text (" 88:88:88,888 ");
else
tmp->set_text (" 88:88:88,88 ");
tmp->get_pixel_size (req.width, req.height);
layout_height = req.height;
layout_width = req.width;
}
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;
}
set_clock_dimensions (*req);
/* now tackle height, for which we need to know the height of the lower
* layout
*/
}
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)
{
if (!editing) {
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;
edit_is_negative = false;
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 SS_Seconds:
return edit_string.substr (0, 8);
case SS_Deciseconds:
return edit_string.substr (9, 1);
case S_Samples:
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 Seconds:
/* fallthrough */
case Samples:
if (edit_string.length() < 1) {
edit_string = pre_edit_string;
}
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;
samplepos_t samples = 0; /* stupid gcc */
switch (_mode) {
case Timecode:
samples = samples_from_timecode_string (edit_string);
break;
case BBT:
if (is_duration) {
samples = sample_duration_from_bbt_string (last_when(), edit_string);
} else {
samples = samples_from_bbt_string (timepos_t(), edit_string);
}
break;
case MinSec:
samples = samples_from_minsec_string (edit_string);
break;
case Seconds:
samples = samples_from_seconds_string (edit_string);
break;
case Samples:
samples = samples_from_audiosamples_string (edit_string);
break;
}
if (is_duration) {
AudioClock::set_duration (timecnt_t (samples), true);
} else {
AudioClock::set (timepos_t (samples), true);
}
_layout->set_attributes (normal_attributes);
ValueChanged(); /* EMIT_SIGNAL */
}
} else {
editing = false;
edit_is_negative = 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 */
ARDOUR_UI::instance()->reset_focus (this);
}
}
timecnt_t
AudioClock::parse_as_seconds_distance (const std::string& str)
{
float f;
if (sscanf (str.c_str(), "%f", &f) == 1) {
return timecnt_t (f * _session->sample_rate());
}
return timecnt_t (samplecnt_t (0));
}
timecnt_t
AudioClock::parse_as_samples_distance (const std::string& str)
{
samplecnt_t samples = 0;
if (sscanf (str.c_str(), "%" PRId64, &samples) == 1) {
return timecnt_t (samples);
}
return timecnt_t (samples);
}
timecnt_t
AudioClock::parse_as_minsec_distance (const std::string& str)
{
samplecnt_t sr = _session->sample_rate();
int msecs;
int secs;
int mins;
int hrs;
samplecnt_t samples = 0;
switch (str.length()) {
case 0:
break;
case 1:
case 2:
case 3:
case 4:
sscanf (str.c_str(), "%" PRId32, &msecs);
samples = msecs * (sr / 1000);
break;
case 5:
sscanf (str.c_str(), "%1" PRId32 "%" PRId32, &secs, &msecs);
samples = (secs * sr) + (msecs * (sr/1000));
break;
case 6:
sscanf (str.c_str(), "%2" PRId32 "%" PRId32, &secs, &msecs);
samples = (secs * sr) + (msecs * (sr/1000));
break;
case 7:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%" PRId32, &mins, &secs, &msecs);
samples = (mins * 60 * sr) + (secs * sr) + (msecs * (sr/1000));
break;
case 8:
sscanf (str.c_str(), "%2" PRId32 "%2" PRId32 "%" PRId32, &mins, &secs, &msecs);
samples = (mins * 60 * sr) + (secs * sr) + (msecs * (sr/1000));
break;
case 9:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%2" PRId32 "%" PRId32, &hrs, &mins, &secs, &msecs);
samples = (hrs * 3600 * sr) + (mins * 60 * sr) + (secs * sr) + (msecs * (sr/1000));
break;
case 10:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%2" PRId32 "%" PRId32, &hrs, &mins, &secs, &msecs);
samples = (hrs * 3600 * sr) + (mins * 60 * sr) + (secs * sr) + (msecs * (sr/1000));
break;
default:
break;
}
return timecnt_t (samples);
}
timecnt_t
AudioClock::parse_as_timecode_distance (const std::string& str)
{
double fps = _session->timecode_frames_per_second();
samplecnt_t sr = _session->sample_rate();
int samples;
int secs;
int mins;
int hrs;
samplecnt_t ret = 0;
switch (str.length()) {
case 0:
break;
case 1:
case 2:
sscanf (str.c_str(), "%" PRId32, &samples);
ret = llrint ((samples/(float)fps) * sr);
break;
case 3:
sscanf (str.c_str(), "%1" PRId32 "%" PRId32, &secs, &samples);
ret = (secs * sr) + llrint ((samples/(float)fps) * sr);
break;
case 4:
sscanf (str.c_str(), "%2" PRId32 "%" PRId32, &secs, &samples);
ret = (secs * sr) + llrint ((samples/(float)fps) * sr);
break;
case 5:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%" PRId32, &mins, &secs, &samples);
ret = (mins * 60 * sr) + (secs * sr) + llrint ((samples/(float)fps) * sr);
break;
case 6:
sscanf (str.c_str(), "%2" PRId32 "%2" PRId32 "%" PRId32, &mins, &secs, &samples);
ret = (mins * 60 * sr) + (secs * sr) + llrint ((samples/(float)fps) * sr);
break;
case 7:
sscanf (str.c_str(), "%1" PRId32 "%2" PRId32 "%2" PRId32 "%" PRId32, &hrs, &mins, &secs, &samples);
ret = (hrs * 3600 * sr) + (mins * 60 * sr) + (secs * sr) + llrint ((samples/(float)fps) * sr);
break;
case 8:
sscanf (str.c_str(), "%2" PRId32 "%2" PRId32 "%2" PRId32 "%" PRId32, &hrs, &mins, &secs, &samples);
ret = (hrs * 3600 * sr) + (mins * 60 * sr) + (secs * sr) + llrint ((samples/(float)fps) * sr);
break;
default:
break;
}
return timecnt_t (ret);
}
timecnt_t
AudioClock::parse_as_bbt_distance (const std::string&)
{
return timecnt_t ();
}
timecnt_t
AudioClock::parse_as_distance (const std::string& instr)
{
switch (_mode) {
case Timecode:
return parse_as_timecode_distance (instr);
break;
case Samples:
return parse_as_samples_distance (instr);
break;
case BBT:
return parse_as_bbt_distance (instr);
break;
case MinSec:
return parse_as_minsec_distance (instr);
break;
case Seconds:
return parse_as_seconds_distance (instr);
break;
}
return timecnt_t();
}
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 Seconds:
break;
case Samples:
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;
}
timecnt_t distance = parse_as_distance (input_string);
editing = false;
editing = false;
_layout->set_attributes (normal_attributes);
if (!distance.is_zero ()) {
if (add) {
AudioClock::set (last_when() + timepos_t (distance), true);
} else {
timepos_t c = last_when();
if (c > timepos_t (distance)|| _negative_allowed) {
AudioClock::set (c.earlier (distance), true);
} else {
AudioClock::set (timepos_t(), true);
}
}
ValueChanged (); /* EMIT SIGNAL */
}
input_string.clear ();
queue_draw ();
drop_focus ();
}
void
AudioClock::tempo_map_changed ()
{
if (is_duration) {
set_duration (current_duration(), true);
} else {
AudioClock::set (last_when(), true);
}
}
void
AudioClock::session_configuration_changed (std::string p)
{
if (_negative_allowed) {
/* session option editor clock */
return;
}
if (p == "sync-source" || p == "external-sync") {
if (is_duration) {
set_duration (current_duration(), true);
} else {
AudioClock::set (last_when(), true);
}
return;
}
if (p == "timecode-offset" && p == "timecode-offset-negative") {
switch (_mode) {
case Timecode:
if (is_duration) {
set_duration (current_duration(), true);
} else {
AudioClock::set (last_when(), true);
}
break;
default:
break;
}
}
}
void
AudioClock::set_duration (Temporal::timecnt_t const & dur, bool force)
{
is_duration = true;
if ((!force && !get_visible()) || !_session) {
return;
}
timepos_t when;
timecnt_t d;
/* durations for timecode display should use extent, not length
*
* reminder:
* length = end - start
* extent = end - start - 1
*
* and thus:
* start + length = end
* start + extent = last_point_inside duration
*/
switch (_mode) {
case Timecode:
d = dur.is_zero() ? dur : dur.decrement ();
break;
default:
d = dur;
break;
}
/* Converting a negative duration to a position throws */
if (d.is_negative()) {
when = timepos_t (d);
} else {
when = -timepos_t (-d);
}
if (when == last_when() && !force) {
return;
}
bool btn_en = false;
if (!editing) {
switch (_mode) {
case Timecode:
set_timecode (when);
break;
case BBT:
set_bbt (dur);
btn_en = true;
break;
case MinSec:
set_minsec (when);
break;
case Seconds:
set_seconds (when);
break;
case Samples:
set_samples (when);
break;
}
}
finish_set (when, btn_en);
last_time = dur;
}
void
AudioClock::set (timepos_t const & w, bool force)
{
is_duration = false;
timepos_t when (w);
if ((!force && !get_visible()) || !_session) {
return;
}
if (when > _limit_pos) {
when = _limit_pos;
} else if (when < -_limit_pos) {
when = -_limit_pos;
}
if (when == last_when() && !force) {
return;
}
bool btn_en = false;
if (!editing) {
switch (_mode) {
case Timecode:
set_timecode (when);
break;
case BBT:
set_bbt (timecnt_t (when));
btn_en = true;
break;
case MinSec:
set_minsec (when);
break;
case Seconds:
set_seconds (when);
break;
case Samples:
set_samples (when);
break;
}
}
finish_set (when, btn_en);
last_time = timecnt_t (last_time.distance(), when);
}
void
AudioClock::finish_set (Temporal::timepos_t const & when, bool btn_en)
{
if (_with_info) {
_left_btn.set_sensitive (btn_en);
_right_btn.set_sensitive (btn_en);
_left_btn.set_visual_state (Gtkmm2ext::NoVisualState);
_right_btn.set_visual_state (Gtkmm2ext::NoVisualState);
if (btn_en) {
_left_btn.set_elements (ArdourButton::Element(ArdourButton::Edge|ArdourButton::Body|ArdourButton::Text));
_right_btn.set_elements (ArdourButton::Element(ArdourButton::Edge|ArdourButton::Body|ArdourButton::Text));
_left_btn.set_alignment (.5, .5);
_right_btn.set_alignment (.5, .5);
set_tooltip (_left_btn, _("Change current tempo"));
set_tooltip (_right_btn, _("Change current time signature"));
} else {
_left_btn.set_elements (ArdourButton::Text);
_right_btn.set_elements (ArdourButton::Text);
_left_btn.set_alignment (0, .5);
_right_btn.set_alignment (1, .5);
set_tooltip (_left_btn, (""));
set_tooltip (_right_btn, (""));
}
}
queue_draw ();
}
void
AudioClock::set_slave_info ()
{
if (!_with_info || !_session) {
return;
}
std::shared_ptr<TransportMaster> tm = TransportMasterManager::instance().current();
if (_session->transport_master_is_external()) {
switch (tm->type()) {
case Engine:
_left_btn.set_text (tm->name(), true);
_right_btn.set_text ("", true);
break;
case MIDIClock:
if (tm) {
_left_btn.set_text (tm->display_name(), true);
_right_btn.set_text (tm->delta_string (), true);
} else {
_left_btn.set_text (_("--pending--"), true);
_right_btn.set_text ("", true);
}
break;
case LTC:
case MTC:
if (tm) {
std::shared_ptr<TimecodeTransportMaster> tcmaster;
if ((tcmaster = std::dynamic_pointer_cast<TimecodeTransportMaster>(tm)) != 0) {
//TODO: _left_btn.set_name () // tcmaster->apparent_timecode_format() != _session->config.get_timecode_format();
_left_btn.set_text (string_compose ("%1%2", tm->display_name()[0], tcmaster->position_string ()), false);
_right_btn.set_text (tm->delta_string (), false);
}
} else {
_left_btn.set_text (_("--pending--"), false);
_right_btn.set_text ("", false);
}
break;
}
} else {
_left_btn.set_text (string_compose ("%1/%2", _("INT"), tm->display_name()), false);
_right_btn.set_text ("", false);
}
}
void
AudioClock::set_out_of_bounds (bool negative)
{
if (is_duration) {
if (negative) {
_layout->set_text (" >>> -- <<< ");
} else {
_layout->set_text (" >>> ++ <<< ");
}
} else {
if (negative) {
_layout->set_text (" <<<<<<<<<< ");
} else {
_layout->set_text (" >>>>>>>>>> ");
}
}
}
void
AudioClock::set_samples (timepos_t const & w)
{
timepos_t when (w);
char buf[32];
bool negative = false;
if (_off) {
_layout->set_text (" ----------");
_left_btn.set_text ("", false);
_right_btn.set_text ("", false);
return;
}
if (when.is_negative ()) {
when = -when;
negative = true;
}
if (when >= _limit_pos) {
set_out_of_bounds (negative);
} else if (negative) {
snprintf (buf, sizeof (buf), "-%10" PRId64, when.samples());
_layout->set_text (buf);
} else {
snprintf (buf, sizeof (buf), " %10" PRId64, when.samples());
_layout->set_text (buf);
}
if (_with_info) {
samplecnt_t rate = _session->sample_rate();
if (fmod (rate, 100.0) == 0.0) {
sprintf (buf, "%.1fkHz", rate/1000.0);
} else {
sprintf (buf, "%" PRId64 "Hz", rate);
}
_left_btn.set_text (string_compose ("%1 %2", _("SR"), buf), false);
float vid_pullup = _session->config.get_video_pullup();
if (vid_pullup == 0.0) {
_right_btn.set_text ("", false);
} else {
sprintf (buf, _("%+.4f%%"), vid_pullup);
_right_btn.set_text (string_compose ("%1 %2", _("Pull"), buf), false);
}
}
}
void
AudioClock::set_seconds (timepos_t const & when)
{
char buf[32];
if (_off) {
_layout->set_text (" ----------");
_left_btn.set_text ("", false);
_right_btn.set_text ("", false);
return;
}
if (when >= _limit_pos || when <= -_limit_pos) {
set_out_of_bounds (when.is_negative ());
} else {
if (when.is_negative ()) {
snprintf (buf, sizeof (buf), "%12.1f", when.samples() / (float)_session->sample_rate());
} else {
snprintf (buf, sizeof (buf), " %11.1f", when.samples() / (float)_session->sample_rate());
}
_layout->set_text (buf);
}
set_slave_info();
}
void
AudioClock::print_minsec (samplepos_t when, char* buf, size_t bufsize, float sample_rate, int decimals)
{
samplecnt_t left;
int hrs;
int mins;
int secs;
int millisecs;
bool negative;
if (when < 0) {
when = -when;
negative = true;
} else {
negative = false;
}
float dmult;
switch (decimals) {
case 1:
dmult = 10.f;
break;
case 2:
dmult = 100.f;
break;
default:
case 3:
dmult = 1000.f;
break;
}
left = when;
hrs = (int) floor (left / (sample_rate * 60.0f * 60.0f));
left -= (samplecnt_t) floor (hrs * sample_rate * 60.0f * 60.0f);
mins = (int) floor (left / (sample_rate * 60.0f));
left -= (samplecnt_t) floor (mins * sample_rate * 60.0f);
secs = (int) floor (left / (float) sample_rate);
left -= (samplecnt_t) floor ((double)(secs * sample_rate));
millisecs = floor (left * dmult / (float) sample_rate);
switch (decimals) {
case 0:
snprintf (buf, bufsize, "%c%02" PRId32 ":%02" PRId32 ":%02" PRId32, negative ? '-' : ' ', hrs, mins, secs);
break;
case 1:
snprintf (buf, bufsize, "%c%02" PRId32 ":%02" PRId32 ":%02" PRId32 ".%01" PRId32, negative ? '-' : ' ', hrs, mins, secs, millisecs);
break;
case 2:
snprintf (buf, bufsize, "%c%02" PRId32 ":%02" PRId32 ":%02" PRId32 ".%02" PRId32, negative ? '-' : ' ', hrs, mins, secs, millisecs);
break;
default:
case 3:
snprintf (buf, bufsize, "%c%02" PRId32 ":%02" PRId32 ":%02" PRId32 ".%03" PRId32, negative ? '-' : ' ', hrs, mins, secs, millisecs);
break;
}
}
void
AudioClock::set_minsec (timepos_t const & when)
{
char buf[32];
if (_off) {
_layout->set_text (" --:--:--.---");
_left_btn.set_text ("", false);
_right_btn.set_text ("", false);
return;
}
if (when >= _limit_pos || when <= -_limit_pos) {
set_out_of_bounds (when.is_negative ());
} else {
print_minsec (when.samples(), buf, sizeof (buf), _session->sample_rate());
_layout->set_text (buf);
}
set_slave_info();
}
void
AudioClock::set_timecode (timepos_t const & w)
{
timepos_t when (w);
Timecode::Time TC;
bool negative = false;
if (_off) {
_layout->set_text (" --:--:--:--");
_left_btn.set_text ("", false);
_right_btn.set_text ("", false);
return;
}
if (when.is_negative ()) {
when = -when;
negative = true;
}
if (when >= _limit_pos) {
set_out_of_bounds (negative);
set_slave_info();
return;
}
if (is_duration) {
_session->timecode_duration (when.samples(), TC);
} else {
_session->timecode_time (when.samples(), TC);
}
TC.negative = TC.negative || negative;
_layout->set_text (Timecode::timecode_format_time(TC));
set_slave_info();
}
void
AudioClock::set_bbt (timecnt_t const & w)
{
timepos_t pos (w);
char buf[64];
Temporal::BBT_Time BBT;
bool negative = false;
if (_off || pos >= _limit_pos || pos < -_limit_pos) {
_layout->set_text (" ---|--|----");
_left_btn.set_text ("", false);
_right_btn.set_text ("", false);
return;
}
if (pos.is_negative ()) {
pos = -pos;
negative = true;
}
/* handle a common case */
TempoMap::SharedPtr tmap (TempoMap::use());
if (is_duration) {
if (pos.is_zero ()) {
BBT.bars = 0;
BBT.beats = 0;
BBT.ticks = 0;
} else {
const int divisions = tmap->meter_at (w.position()).divisions_per_bar();
Temporal::BBT_Time sub_bbt;
if (negative) {
BBT = tmap->bbt_at (timepos_t (tmap->quarters_at (w.position())));
sub_bbt = tmap->bbt_at (last_when().earlier (w.position()));
} else {
BBT = tmap->bbt_at (timepos_t (tmap->quarters_at (w.end())));
sub_bbt = tmap->bbt_at (w.position());
}
BBT.bars -= sub_bbt.bars;
if (BBT.ticks < sub_bbt.ticks) {
if (BBT.beats == 1) {
BBT.bars--;
BBT.beats = divisions;
} else {
BBT.beats--;
}
BBT.ticks = Temporal::ticks_per_beat - (sub_bbt.ticks - BBT.ticks);
} else {
BBT.ticks -= sub_bbt.ticks;
}
if (BBT.beats < sub_bbt.beats) {
BBT.bars--;
BBT.beats = divisions - (sub_bbt.beats - BBT.beats);
} else {
BBT.beats -= sub_bbt.beats;
}
}
} else {
BBT = tmap->bbt_at (pos);
}
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 (_with_info) {
TempoMetric m (tmap->metric_at (pos));
if (m.tempo().note_type() == 4) {
snprintf (buf, sizeof(buf), u8"\u2669 = %.3f", m.tempo().note_types_per_minute_at_DOUBLE (pos));
_left_btn.set_text (string_compose ("%1", buf), false);
} else if (m.tempo().note_type() == 8) {
snprintf (buf, sizeof(buf), u8"\u266a = %.3f", m.tempo().note_types_per_minute_at_DOUBLE (pos));
_left_btn.set_text (string_compose ("%1", buf), false);
} else {
snprintf (buf, sizeof(buf), "1/%d = %.3f",m.tempo().note_type(), m.tempo().note_types_per_minute_at_DOUBLE (pos));
_left_btn.set_text (buf, false);
}
snprintf (buf, sizeof(buf), "%d/%d", m.meter().divisions_per_bar(), m.meter().note_value());
_right_btn.set_text (string_compose ("%1: %2", S_("TimeSignature|TS"), buf), false);
}
}
void
AudioClock::set_session (Session *s)
{
SessionHandlePtr::set_session (s);
if (_session) {
int64_t limit_sec = UIConfiguration::instance().get_clock_display_limit ();
if (limit_sec > 0) {
_limit_pos = timepos_t (limit_sec * _session->sample_rate());
}
Config->ParameterChanged.connect (_session_connections, invalidator (*this), boost::bind (&AudioClock::session_configuration_changed, this, _1), gui_context());
_session->config.ParameterChanged.connect (_session_connections, invalidator (*this), boost::bind (&AudioClock::session_configuration_changed, this, _1), gui_context());
/* try load v6 style settings (session file) */
XMLNode* node = _session->extra_xml (X_("ClockModes"));
if (!node) {
/* get new v7+ settings from instant_xml */
node = ARDOUR_UI::instance ()->clock_mode_settings ();
}
for (XMLNodeList::const_iterator i = node->children().begin(); i != node->children().end(); ++i) {
std::string name;
if ((*i)->get_property (X_("name"), name) && name == _name) {
AudioClock::Mode amode;
if ((*i)->get_property (X_("mode"), amode)) {
set_mode (amode);
}
bool on;
if ((*i)->get_property (X_("on"), on)) {
set_off (!on);
}
break;
}
}
if (is_duration) {
AudioClock::set_duration (current_duration (), true);
} else {
AudioClock::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;
samplepos_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:
if (_negative_allowed && input_string.empty()) {
edit_is_negative = true;
edit_string.replace(0,1,"-");
_layout->set_text (edit_string);
queue_draw ();
} else {
end_edit_relative (false);
}
return true;
break;
case GDK_plus:
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);
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:
/* do not allow other keys to passthru to the rest of the GUI
when editing.
*/
return true;
}
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 Samples:
/* 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 ();
}
if (edit_is_negative) {
edit_string.replace(0,1,"-");
} else {
if (!pre_edit_string.empty() && (pre_edit_string.at(0) == '-')) {
edit_string.replace(0,1,"_");
} else {
edit_string.replace(0,1," ");
}
}
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 Seconds:
if (index < 10) {
return SS_Seconds;
} else {
return SS_Deciseconds;
}
break;
case Samples:
return S_Samples;
break;
}
return Field (0);
}
bool
AudioClock::on_button_press_event (GdkEventButton *ev)
{
if (!_session || _session->actively_recording()) {
/* swallow event, do nothing */
return true;
}
switch (ev->button) {
case 1:
if (editable && !_off) {
int index;
int trailing;
int y;
int x;
/* the text has been centered vertically, so adjust
* x and y.
*/
int xcenter = (get_width() - layout_width) /2;
y = ev->y - ((get_height() - layout_height)/2);
x = ev->x - xcenter;
if (!_layout->xy_to_index (x * PANGO_SCALE, y * PANGO_SCALE, index, trailing)) {
/* pretend it is a character on the far right */
index = 99;
}
drag_field = index_to_field (index);
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;
}
break;
default:
return false;
break;
}
return true;
}
bool
AudioClock::on_button_release_event (GdkEventButton *ev)
{
if (!_session || _session->actively_recording()) {
/* swallow event, do nothing */
return true;
}
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) {
start_edit ();
}
}
}
}
if (Keyboard::is_context_menu_event (ev)) {
if (ops_menu == 0) {
build_ops_menu ();
}
ops_menu->popup (ev->button, 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 (_accept_on_focus_out);
}
return ret;
}
bool
AudioClock::on_scroll_event (GdkEventScroll *ev)
{
int index;
int trailing;
if (editing || _session == 0 || !editable || _off || _session->actively_recording()) {
return false;
}
int y;
int x;
/* the text has been centered vertically, so adjust
* x and y.
*/
int xcenter = (get_width() - layout_width) /2;
y = ev->y - ((get_height() - layout_height)/2);
x = ev->x - xcenter;
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);
timepos_t step;
switch (ev->direction) {
case GDK_SCROLL_UP:
step = get_incremental_step (f, last_when());
if (!step.is_zero ()) {
if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
step *= 10;
}
if (is_duration) {
AudioClock::set_duration (current_duration() + step, true); // XXX step is too small ?!
} else {
AudioClock::set (last_when() + step, true);
}
ValueChanged (); /* EMIT_SIGNAL */
}
break;
case GDK_SCROLL_DOWN:
step = get_incremental_step (f, last_when());
if (!step.is_zero ()) {
if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
step *= 10;
}
if (is_duration) {
if (!(current_duration () - step).is_negative()) {
AudioClock::set_duration (current_duration () - step, true);
}
} else if (!_negative_allowed && last_when() < step) {
AudioClock::set (timepos_t (), true);
} else {
AudioClock::set (last_when().earlier (step), true);
}
ValueChanged (); /* EMIT_SIGNAL */
}
break;
default:
return false;
break;
}
return true;
}
bool
AudioClock::on_motion_notify_event (GdkEventMotion *ev)
{
if (editing || _session == 0 || !dragging || _session->actively_recording()) {
return false;
}
const double y_delta = ev->y - drag_y;
drag_accum += y_delta;
drag_y = ev->y;
if (drag_accum) {
timepos_t pos = last_when ();
timepos_t step = get_incremental_step (drag_field, pos);
step *= fabs (drag_accum);
if (drag_accum > 0) { /* positive, so downward motion ... decrement clock */
if (is_duration) {
if (!step.is_zero () && (current_duration () >= timecnt_t(step))) {
AudioClock::set_duration (current_duration () - step, false);
}
} else if (!step.is_zero () && (step < pos)) {
AudioClock::set (pos.earlier (step), false);
} else {
AudioClock::set (timepos_t () , false);
}
} else if (is_duration) {
/* negative so upward motion .. increment clock */
AudioClock::set_duration (current_duration () + step, false);
} else {
/* negative so upward motion .. increment clock */
AudioClock::set (pos + step, false);
}
drag_accum = 0;
ValueChanged(); /* EMIT_SIGNAL */
}
return true;
}
timepos_t
AudioClock::get_incremental_step (Field field, timepos_t const & pos)
{
timepos_t f;
Temporal::BBT_Time BBT;
switch (field) {
case Timecode_Hours:
f = timepos_t (floor (3600.0 * _session->sample_rate()));
break;
case Timecode_Minutes:
f = timepos_t (floor (60.0 * _session->sample_rate()));
break;
case Timecode_Seconds:
f = timepos_t (_session->sample_rate());
break;
case Timecode_frames:
f = timepos_t (floor (_session->sample_rate() / _session->timecode_frames_per_second()));
break;
case S_Samples:
f = timepos_t (1);
break;
case SS_Seconds:
f = timepos_t (_session->sample_rate());
break;
case SS_Deciseconds:
f = timepos_t (_session->sample_rate() / 10.f);
break;
case MS_Hours:
f = timepos_t (floor (3600.0 * _session->sample_rate()));
break;
case MS_Minutes:
f = timepos_t (floor (60.0 * _session->sample_rate()));
break;
case MS_Seconds:
f = timepos_t (_session->sample_rate());
break;
case MS_Milliseconds:
f = timepos_t (floor (_session->sample_rate() / 1000.0));
break;
case Bars:
BBT.bars = 1;
BBT.beats = 0;
BBT.ticks = 0;
f = TempoMap::use()->bbt_duration_at (pos,BBT);
break;
case Beats:
f = timepos_t (Temporal::Beats (1, 0));
break;
case Ticks:
f = timepos_t (Temporal::Beats (0, 1));
break;
default:
error << string_compose (_("programming error: %1"), "attempt to get samples from non-text field!") << endmsg;
f = timepos_t (0);
break;
}
return f;
}
timecnt_t
AudioClock::current_duration (timepos_t pos) const
{
assert (is_duration);
timecnt_t ret;
switch (_mode) {
case BBT:
ret = timecnt_t (sample_duration_from_bbt_string (pos, _layout->get_text()));
break;
case Timecode:
case MinSec:
case Seconds:
case Samples:
ret = last_time;
break;
}
return ret;
}
bool
AudioClock::bbt_validate_edit (string & str)
{
BBT_Time bbt;
if (sscanf (str.c_str(), BBT_SCANF_FORMAT, &bbt.bars, &bbt.beats, &bbt.ticks) != 3) {
return false;
}
if (bbt.ticks > Temporal::ticks_per_beat) {
return false;
}
if (!is_duration && bbt.bars == 0) {
return false;
}
if (!is_duration && bbt.beats == 0) {
/* user could not have mean zero beats because for a
* non-duration clock that's impossible. Assume that they
* mis-entered things and meant Bar|1|ticks
*/
char buf[128];
snprintf (buf, sizeof (buf), "%" PRIu32 "|%" PRIu32 "|%" PRIu32, bbt.bars, 1, bbt.ticks);
str = buf;
}
return true;
}
bool
AudioClock::timecode_validate_edit (const string& str)
{
Timecode::Time TC;
int hours;
if (sscanf (str.c_str(), "%*[- _]%" PRId32 ":%" PRId32 ":%" PRId32 "%*[:;]%" PRId32,
&hours, &TC.minutes, &TC.seconds, &TC.frames) != 4) {
return false;
}
if (hours < 0) {
TC.hours = hours * -1;
TC.negative = true;
} else {
TC.hours = hours;
TC.negative = false;
}
if (TC.negative && !_negative_allowed) {
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;
}
samplepos_t
AudioClock::samples_from_timecode_string (const string& str) const
{
if (_session == 0) {
return 0;
}
Timecode::Time TC;
samplepos_t sample;
int hours;
if (sscanf (str.c_str(), "%*[- _]%d:%d:%d%*[:;]%d", &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.hours = abs(hours);
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 ();
if (edit_is_negative) {
sample = - sample;
}
return sample;
}
samplepos_t
AudioClock::samples_from_minsec_string (const string& str) const
{
if (_session == 0) {
return 0;
}
int hrs, mins, secs, millisecs;
samplecnt_t sr = _session->sample_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 (samplepos_t) floor ((hrs * 60.0f * 60.0f * sr) + (mins * 60.0f * sr) + (secs * sr) + (millisecs * sr / 1000.0));
}
samplepos_t
AudioClock::samples_from_bbt_string (timepos_t const & pos, const string& str) const
{
if (_session == 0) {
#ifndef NDEBUG
cout << "AudioClock::samples_from_bbt_string() called with BBT mode but without session!\n";
#endif
return 0;
}
BBT_Argument bbt;
if (sscanf (str.c_str(), BBT_SCANF_FORMAT, &bbt.bars, &bbt.beats, &bbt.ticks) != 3) {
return 0;
}
if (is_duration) {
bbt.bars++;
bbt.beats++;
return TempoMap::use()->bbt_duration_at (pos, bbt).samples();
} else {
return TempoMap::use()->sample_at (bbt);
}
}
samplepos_t
AudioClock::sample_duration_from_bbt_string (timepos_t const & pos, const string& str) const
{
if (_session == 0) {
#ifndef NDEBUG
cout << "AudioClock::sample_duration_from_bbt_string() called with BBT mode but without session!\n";
#endif
return 0;
}
Temporal::BBT_Time bbt;
if (sscanf (str.c_str(), BBT_SCANF_FORMAT, &bbt.bars, &bbt.beats, &bbt.ticks) != 3) {
return 0;
}
return TempoMap::use()->bbt_duration_at(pos,bbt).samples();
}
samplepos_t
AudioClock::samples_from_seconds_string (const string& str) const
{
float f;
sscanf (str.c_str(), "%f", &f);
return f * _session->sample_rate();
}
samplepos_t
AudioClock::samples_from_audiosamples_string (const string& str) const
{
samplepos_t f;
sscanf (str.c_str(), "%" PRId64, &f);
return f;
}
void
AudioClock::copy_text_to_clipboard () const
{
string val;
if (editing) {
val = pre_edit_string;
} else {
val = _layout->get_text ();
}
const size_t trim = val.find_first_not_of(" ");
if (trim == string::npos) {
assert(0); // empty clock, can't be right.
return;
}
Glib::RefPtr<Clipboard> cl = Gtk::Clipboard::get();
cl->set_text (val.substr(trim));
}
void
AudioClock::build_ops_menu ()
{
using namespace Menu_Helpers;
ops_menu = new Menu;
MenuList& ops_items = ops_menu->items();
ops_menu->set_name ("ArdourContextMenu");
ops_items.push_back (MenuElem (_("Timecode"), sigc::bind (sigc::mem_fun(*this, &AudioClock::set_mode), Timecode)));
#ifndef LIVETRAX
ops_items.push_back (MenuElem (_("Bars:Beats"), sigc::bind (sigc::mem_fun(*this, &AudioClock::set_mode), BBT)));
#endif
ops_items.push_back (MenuElem (_("Minutes:Seconds"), sigc::bind (sigc::mem_fun(*this, &AudioClock::set_mode), MinSec)));
ops_items.push_back (MenuElem (_("Seconds"), sigc::bind (sigc::mem_fun(*this, &AudioClock::set_mode), Seconds)));
ops_items.push_back (MenuElem (_("Samples"), sigc::bind (sigc::mem_fun(*this, &AudioClock::set_mode), Samples)));
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)));
}
ops_items.push_back (SeparatorElem());
ops_items.push_back (MenuElem (_("Copy to clipboard"), sigc::mem_fun(*this, &AudioClock::copy_text_to_clipboard)));
}
void
AudioClock::set_from_playhead ()
{
if (!_session) {
return;
}
assert (!is_duration);
AudioClock::set (timepos_t (_session->transport_sample()));
ValueChanged ();
}
void
AudioClock::locate ()
{
if (!_session || is_duration) {
return;
}
if (_session->actively_recording()) {
return;
}
_session->request_locate (last_when().samples());
}
void
AudioClock::set_mode (Mode m)
{
if (_mode == m) {
return;
}
timecnt_t existing_duration;
if (_session && is_duration) {
existing_duration = current_duration ();
}
_mode = m;
insert_map.clear();
Gtk::Requisition req;
set_clock_dimensions (req);
switch (_mode) {
case Timecode:
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:
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:
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 Seconds:
insert_map.push_back (11);
insert_map.push_back (9);
insert_map.push_back (8);
insert_map.push_back (7);
insert_map.push_back (6);
insert_map.push_back (5);
insert_map.push_back (4);
insert_map.push_back (3);
insert_map.push_back (2);
insert_map.push_back (1);
break;
case Samples:
break;
}
if (is_duration) {
AudioClock::set_duration (existing_duration, true);
} else {
AudioClock::set (last_when(), true);
}
mode_changed (); /* EMIT SIGNAL (the member one) */
}
void
AudioClock::on_style_changed (const Glib::RefPtr<Gtk::Style>& old_style)
{
CairoWidget::on_style_changed (old_style);
Glib::RefPtr<Gtk::Style> const& new_style = get_style ();
if (_layout && (_layout->get_font_description ().gobj () == 0 || _layout->get_font_description () != new_style->get_font ())) {
_layout->set_font_description (new_style->get_font ());
queue_resize ();
} else if (get_realized ()) {
queue_resize ();
}
Gtk::Requisition req;
set_clock_dimensions (req);
/* set-colors also sets up font-attributes */
set_colors ();
}
void
AudioClock::set_editable (bool yn)
{
editable = yn;
}
void
AudioClock::set_off (bool yn)
{
if (_off == yn) {
return;
}
_off = yn;
/* force a redraw. last_time will be preserved, but the clock text will
* change
*/
if (is_duration) {
set_duration (last_time, true);
} else {
AudioClock::set (last_when(), true);
}
}
void
AudioClock::focus ()
{
start_edit (Field (0));
}
void
AudioClock::set_corner_radius (double r)
{
corner_radius = r;
first_width = 0;
first_height = 0;
queue_resize ();
}
void
AudioClock::dpi_reset ()
{
/* force recomputation of size even if we are fixed width
*/
first_width = 0;
first_height = 0;
queue_resize ();
}
void
AudioClock::set_negative_allowed (bool yn)
{
_negative_allowed = yn;
}
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