219 lines
5.4 KiB
C++
219 lines
5.4 KiB
C++
/*
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* Copyright (C) 2011-2012 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2011-2014 David Robillard <d@drobilla.net>
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* Copyright (C) 2011-2017 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2014-2017 Robin Gareus <robin@gareus.org>
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* Copyright (C) 2015 Tim Mayberry <mojofunk@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <string>
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#include <gtkmm/enums.h>
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#include "ardour/profile.h"
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#include "canvas/debug.h"
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#include "canvas/scroll_group.h"
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#include "canvas/tracking_text.h"
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#include "audio_clock.h"
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#include "editor.h"
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#include "editor_drag.h"
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#include "main_clock.h"
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#include "verbose_cursor.h"
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#include "ardour_ui.h"
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#include "ui_config.h"
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#include "pbd/i18n.h"
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using namespace std;
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using namespace ARDOUR;
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using namespace Temporal;
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VerboseCursor::VerboseCursor (Editor* editor)
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: _editor (editor)
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{
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_canvas_item = new ArdourCanvas::TrackingText (_editor->get_noscroll_group());
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CANVAS_DEBUG_NAME (_canvas_item, "verbose canvas cursor");
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_canvas_item->set_font_description (Pango::FontDescription (UIConfiguration::instance().get_LargerBoldFont()));
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color_handler ();
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UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &VerboseCursor::color_handler));
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}
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void
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VerboseCursor::color_handler ()
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{
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_canvas_item->set_color (UIConfiguration::instance().color_mod ("verbose canvas cursor", "verbose canvas cursor"));
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}
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ArdourCanvas::Item *
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VerboseCursor::canvas_item () const
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{
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return _canvas_item;
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}
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/** Set the contents of the cursor.
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*/
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void
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VerboseCursor::set (string const & text)
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{
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_canvas_item->set (text);
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}
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void
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VerboseCursor::show ()
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{
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_canvas_item->show_and_track (true, true);
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_canvas_item->parent()->raise_to_top ();
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}
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void
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VerboseCursor::hide ()
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{
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_canvas_item->hide ();
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_canvas_item->parent()->lower_to_bottom ();
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/* reset back to a sensible default for the next time we display the VC */
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_canvas_item->set_offset (ArdourCanvas::Duple (10, 10));
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}
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void
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VerboseCursor::set_offset (ArdourCanvas::Duple const & d)
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{
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_canvas_item->set_offset (d);
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}
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void
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VerboseCursor::set_time (samplepos_t sample)
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{
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char buf[128];
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Timecode::Time timecode;
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Temporal::BBT_Time bbt;
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if (_editor->_session == 0) {
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return;
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}
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/* Take clock mode from the primary clock */
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AudioClock::Mode m = ARDOUR_UI::instance()->primary_clock->mode();
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switch (m) {
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case AudioClock::BBT:
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bbt = TempoMap::use()->bbt_at (timepos_t (sample));
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snprintf (buf, sizeof (buf), "%02" PRIu32 "|%02" PRIu32 "|%02" PRIu32, bbt.bars, bbt.beats, bbt.ticks);
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break;
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case AudioClock::Timecode:
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_editor->_session->timecode_time (sample, timecode);
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snprintf (buf, sizeof (buf), "%s", Timecode::timecode_format_time (timecode).c_str());
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break;
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case AudioClock::MinSec:
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AudioClock::print_minsec (sample, buf, sizeof (buf), _editor->_session->sample_rate());
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break;
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case AudioClock::Seconds:
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snprintf (buf, sizeof(buf), "%.1f", sample / (float)_editor->_session->sample_rate());
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break;
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default:
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snprintf (buf, sizeof(buf), "%" PRIi64, sample);
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break;
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}
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_canvas_item->set (buf);
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}
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void
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VerboseCursor::set_duration (samplepos_t start, samplepos_t end)
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{
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char buf[128];
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Timecode::Time timecode;
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Temporal::BBT_Time sbbt;
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Temporal::BBT_Time ebbt;
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Meter const & meter_at_start (TempoMap::use()->metric_at (start).meter());
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if (_editor->_session == 0) {
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return;
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}
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AudioClock::Mode m = ARDOUR_UI::instance()->primary_clock->mode ();
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switch (m) {
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case AudioClock::BBT:
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{
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sbbt = TempoMap::use()->bbt_at (timepos_t (start));
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ebbt = TempoMap::use()->bbt_at (timepos_t (end));
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/* subtract */
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/* XXX this computation won't work well if the
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user makes a selection that spans any meter changes.
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*/
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/* use signed integers for the working values so that
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we can underflow.
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*/
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int ticks = ebbt.ticks;
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int beats = ebbt.beats;
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int bars = ebbt.bars;
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ticks -= sbbt.ticks;
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if (ticks < 0) {
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ticks += int (Temporal::ticks_per_beat);
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--beats;
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}
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beats -= sbbt.beats;
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if (beats < 0) {
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beats += int (meter_at_start.divisions_per_bar());
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--bars;
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}
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bars -= sbbt.bars;
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snprintf (buf, sizeof (buf), "%02" PRIu32 "|%02" PRIu32 "|%02" PRIu32, bars, beats, ticks);
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break;
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}
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case AudioClock::Timecode:
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_editor->_session->timecode_duration (end - start, timecode);
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snprintf (buf, sizeof (buf), "%s", Timecode::timecode_format_time (timecode).c_str());
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break;
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case AudioClock::MinSec:
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AudioClock::print_minsec (end - start, buf, sizeof (buf), _editor->_session->sample_rate());
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break;
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case AudioClock::Seconds:
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snprintf (buf, sizeof(buf), "%.1f", (end - start) / (float)_editor->_session->sample_rate());
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break;
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default:
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snprintf (buf, sizeof(buf), "%" PRIi64, end - start);
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break;
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}
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_canvas_item->set (buf);
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}
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bool
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VerboseCursor::visible () const
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{
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return _canvas_item->visible();
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}
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