2 * Copyright (C) 2016 Robin Gareus <robin@gareus.org>
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19 #include "ardour/audioengine.h"
20 #include "ardour/session.h"
21 #include "ardour/tempo.h"
23 #include "gtkmm2ext/gui_thread.h"
24 #include "gtkmm2ext/keyboard.h"
26 #include "canvas/colors.h"
28 #include "ardour_ui.h"
29 #include "public_editor.h"
30 #include "main_clock.h"
31 #include "mini_timeline.h"
33 #include "ui_config.h"
37 #define BBT_BAR_CHAR "|"
39 using namespace ARDOUR;
41 MiniTimeline::MiniTimeline ()
42 : _last_update_frame (-1)
43 , _clock_mode (AudioClock::Timecode)
47 _layout = Pango::Layout::create (get_pango_context());
49 UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &MiniTimeline::set_colors));
50 UIConfiguration::instance().DPIReset.connect (sigc::mem_fun (*this, &MiniTimeline::on_name_changed));
51 UIConfiguration::instance().DPIReset.connect (sigc::mem_fun (*this, &MiniTimeline::on_name_changed));
53 set_name ("minitimeline");
55 Location::name_changed.connect (marker_connection, invalidator (*this), boost::bind (&MiniTimeline::update_minitimeline, this), gui_context ());
56 Location::end_changed.connect (marker_connection, invalidator (*this), boost::bind (&MiniTimeline::update_minitimeline, this), gui_context ());
57 Location::start_changed.connect (marker_connection, invalidator (*this), boost::bind (&MiniTimeline::update_minitimeline, this), gui_context ());
58 Location::flags_changed.connect (marker_connection, invalidator (*this), boost::bind (&MiniTimeline::update_minitimeline, this), gui_context ());
62 MiniTimeline::~MiniTimeline ()
67 MiniTimeline::session_going_away ()
69 super_rapid_connection.disconnect ();
70 SessionHandlePtr::session_going_away ();
75 MiniTimeline::set_session (Session* s)
77 SessionHandlePtr::set_session (s);
82 assert (!super_rapid_connection.connected ());
83 super_rapid_connection = Timers::super_rapid_connect (
84 sigc::mem_fun (*this, &MiniTimeline::super_rapid_update)
90 MiniTimeline::on_style_changed (const Glib::RefPtr<Gtk::Style>& old_style)
92 CairoWidget::on_style_changed (old_style);
94 calculate_time_width ();
98 MiniTimeline::on_name_changed ()
101 calculate_time_width ();
109 MiniTimeline::set_colors ()
111 // TODO UIConfiguration::instance().color & font
115 MiniTimeline::on_size_request (Gtk::Requisition* req)
117 req->width = req->height = 0;
118 CairoWidget::on_size_request (req);
120 req->width = std::max( req->width, 1);
121 req->height = std::max (req->height, 20);
125 MiniTimeline::super_rapid_update ()
127 if (!_session || !_session->engine().running()) {
130 framepos_t const frame = PublicEditor::instance().playhead_cursor_sample ();
131 AudioClock::Mode m = ARDOUR_UI::instance()->primary_clock->mode();
133 bool change = _last_update_frame != frame;
135 if (m != _clock_mode) {
137 calculate_time_width ();
142 _last_update_frame = frame;
143 update_minitimeline ();
148 MiniTimeline::update_minitimeline ()
150 CairoWidget::set_dirty ();
154 MiniTimeline::calculate_time_width ()
156 switch (_clock_mode) {
157 case AudioClock::Timecode:
158 _layout->set_text (" 88:88:88,888 ");
160 case AudioClock::BBT:
161 _layout->set_text ("888|88|8888");
163 case AudioClock::MinSec:
164 _layout->set_text ("88:88:88,88");
166 case AudioClock::Frames:
167 _layout->set_text ("8888888888");
170 _layout->get_pixel_size (_time_width, _time_height);
174 MiniTimeline::format_time (framepos_t when)
176 switch (_clock_mode) {
177 case AudioClock::Timecode:
180 _session->timecode_time (when, TC);
181 // chop of leading space or minus.
182 _layout->set_text (Timecode::timecode_format_time (TC).substr(1));
185 case AudioClock::BBT:
188 Timecode::BBT_Time BBT = _session->tempo_map().bbt_at_frame (when);
189 snprintf (buf, sizeof (buf), "%03" PRIu32 BBT_BAR_CHAR "%02" PRIu32 BBT_BAR_CHAR "%04" PRIu32,
190 BBT.bars, BBT.beats, BBT.ticks);
191 _layout->set_text (buf);
194 case AudioClock::MinSec:
197 AudioClock::print_minsec (when, buf, sizeof (buf), _session->frame_rate());
198 _layout->set_text (std::string(buf).substr(1));
201 case AudioClock::Frames:
204 snprintf (buf, sizeof (buf), "%" PRId64, when);
205 _layout->set_text (buf);
212 MiniTimeline::draw_dots (cairo_t* cr, int left, int right, int y)
214 if (left + 1 >= right) {
217 cairo_move_to (cr, left + .5, y + .5);
218 cairo_line_to (cr, right - .5, y + .5);
219 cairo_set_source_rgb (cr, 0, .5, 0); // tc color
220 const double dashes[] = { 0, 1 };
221 cairo_set_dash (cr, dashes, 2, 1);
222 cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
223 cairo_set_line_width (cr, 1.0);
225 cairo_set_dash (cr, 0, 0, 0);
229 MiniTimeline::draw_mark (cairo_t* cr, int x0, int x1, int h, const std::string& label)
231 /* ArdourMarker shape
239 * (0,MH*.4) (6,MH*.4)
245 int w2 = (h - 1) / 4;
250 _layout->set_text (label);
251 _layout->get_pixel_size (lw, lh);
253 // TODO cache, set_colors()
254 uint32_t color = UIConfiguration::instance().color ("location marker");
256 ArdourCanvas::color_to_rgba (color, r, g, b, a);
258 int rw = std::min (x1, x0 + w2 + lw + 2);
263 cairo_rectangle (cr, x0, y, rw - x0, h);
264 cairo_set_source_rgba (cr, r, g, b, 0.5);
265 cairo_fill_preserve (cr);
269 cairo_move_to (cr, x0 + w2, y + .5 * (h - lh));
270 cairo_set_source_rgb (cr, 0, 0, 0);
271 pango_cairo_show_layout (cr, _layout->gobj());
275 // draw marker on top
276 cairo_move_to (cr, x0 - .5, y + .5);
277 cairo_rel_line_to (cr, -w2 , 0 );
278 cairo_rel_line_to (cr, 0, h0);
279 cairo_rel_line_to (cr, w2, h1);
280 cairo_rel_line_to (cr, w2, -h1);
281 cairo_rel_line_to (cr, 0, -h0);
282 cairo_close_path (cr);
283 cairo_set_source_rgba (cr, r, g, b, 1.0);
284 cairo_set_line_width (cr, 1.0);
285 cairo_stroke_preserve (cr);
292 MiniTimeline::render (cairo_t* cr, cairo_rectangle_t*)
294 int n_labels = floor (get_width () / (_time_width * 1.15));
300 Gtkmm2ext::rounded_rectangle (cr, 0, 0, get_width(), get_height(), 4);
301 cairo_set_source_rgba (cr, 0, 0, 0, 1);
302 cairo_fill_preserve (cr);
311 const framepos_t time_span = 60; /* left+right: 2 minutes */
312 const framepos_t time_span_samples = time_span * _session->nominal_frame_rate ();
313 const framepos_t time_granularity = _session->nominal_frame_rate () * ceil (2. * time_span / n_labels);
314 const framepos_t p = _last_update_frame;
315 const framepos_t lower = (std::max ((framepos_t)0, (p - time_span_samples)) / time_granularity) * time_granularity;
316 const double px_per_sample = get_width () / (2. * time_span_samples);
318 int dot_left = get_width() * .5 + (lower - p) * px_per_sample;
319 for (int i = 0; i < 2 + n_labels; ++i) {
320 framepos_t when = lower + i * time_granularity;
321 double xpos = get_width() * .5 + (when - p) * px_per_sample;
323 // TODO round to nearest display TC in +/- 1px
324 // prefer to display BBT |0 or .0
328 _layout->get_pixel_size (lw, lh);
330 int x0 = xpos - lw / 2.0;
331 int y0 = get_height() - 3 - _time_height;
333 draw_dots (cr, dot_left, x0, y0 + _time_height * .5);
335 #if 1 // border around TC
336 Gtkmm2ext::rounded_rectangle (cr, x0, y0, lw, _time_height, 4);
337 cairo_set_source_rgba (cr, 0, 1, 0, .5); // tc color, shaded
338 cairo_set_line_width (cr, 1.0);
342 cairo_move_to (cr, x0, y0);
343 cairo_set_source_rgb (cr, 0, 1, 0); // tc color
344 pango_cairo_show_layout (cr, _layout->gobj());
347 draw_dots (cr, dot_left, get_width(), get_height() - 3 - _time_height * .5);
350 framepos_t lmin = std::max ((framepos_t)0, (p - time_span_samples));
351 framepos_t lmax = p + time_span_samples;
353 const int mh = std::min (.4f * get_height(), get_height() - _time_height - 8.f);
355 const int mw = (mh - 1) / 4;
357 lmin -= mw / px_per_sample;
358 lmax += mw / px_per_sample;
360 struct LocationMarker {
361 LocationMarker (const std::string& l, framepos_t w)
362 : label (l), when (w) {}
367 struct LocationMarkerSort {
368 bool operator() (const LocationMarker& a, const LocationMarker& b) {
369 return (a.when < b.when);
371 } location_marker_sort;
373 std::vector<LocationMarker> lm;
375 const Locations::LocationList& ll (_session->locations ()->list ());
376 for (Locations::LocationList::const_iterator l = ll.begin(); l != ll.end(); ++l) {
377 if ((*l)->is_session_range ()) {
378 framepos_t when = (*l)->start ();
379 if (when >= lmin && when <= lmax) {
380 lm.push_back (LocationMarker(_("start"), when));
383 if (when >= lmin && when <= lmax) {
384 lm.push_back (LocationMarker(_("end"), when));
389 if (!(*l)->is_mark () || (*l)->name().substr (0, 4) == "xrun") {
393 framepos_t when = (*l)->start ();
394 if (when < lmin || when > lmax) {
397 lm.push_back (LocationMarker((*l)->name(), when));
401 std::sort (lm.begin(), lm.end(), location_marker_sort);
403 for (std::vector<LocationMarker>::const_iterator l = lm.begin(); l != lm.end();) {
404 framepos_t when = (*l).when;
405 int x0 = floor (get_width() * .5 + (when - p) * px_per_sample);
406 int x1 = get_width();
407 const std::string& label = (*l).label;
408 if (++l != lm.end()) {
409 x1 = floor (get_width() * .5 + ((*l).when - p) * px_per_sample) - 1 - mw;
411 x1 = draw_mark (cr, x0, x1, mh, label);
412 _jumplist.push_back (JumpRange (x0 - mw, x1, when));
415 /* playhead on top */
416 int xc = get_width () * 0.5f;
417 cairo_set_line_width (cr, 1.0);
418 cairo_set_source_rgb (cr, 1, 0, 0); // playhead color
419 cairo_move_to (cr, xc - .5, 0);
420 cairo_rel_line_to (cr, 0, get_height ());
422 cairo_move_to (cr, xc - .5, get_height ());
423 cairo_rel_line_to (cr, -3, 0);
424 cairo_rel_line_to (cr, 3, -4);
425 cairo_rel_line_to (cr, 3, 4);
426 cairo_close_path (cr);
431 MiniTimeline::on_button_release_event (GdkEventButton *ev)
433 if (!_session) { return true; }
434 if (ev->y < get_height () * .5) {
435 for (JumpList::const_iterator i = _jumplist.begin (); i != _jumplist.end(); ++i) {
436 if (i->left < ev->x && ev->x < i->right) {
437 if (ev->button == 3) {
438 PublicEditor::instance().center_screen (i->to);
439 } else if (ev->button == 1) {
440 _session->request_locate (i->to, _session->transport_rolling ());
445 } else if (ev->button == 1) {
446 // copy from ::render() // TODO consolidate
447 const framepos_t time_span = 60; /* left+right: 2 minutes */
448 const framepos_t time_span_samples = time_span * _session->nominal_frame_rate ();
449 const framepos_t p = _last_update_frame;
450 const double px_per_sample = get_width () / (2. * time_span_samples);
452 framepos_t when = p + (ev->x - get_width() * .5) / px_per_sample;
453 _session->request_locate (std::max ((framepos_t)0, when), _session->transport_rolling ());
459 MiniTimeline::on_scroll_event (GdkEventScroll *ev)
461 if (!_session) { return true; }
462 framepos_t when = _session->audible_frame ();
465 if (ev->state & Gtkmm2ext::Keyboard::GainFineScaleModifier) {
466 if (ev->state & Gtkmm2ext::Keyboard::GainExtraFineScaleModifier) {
473 switch (ev->direction) {
475 when += scale * _session->nominal_frame_rate ();
477 case GDK_SCROLL_DOWN:
478 when -= scale * _session->nominal_frame_rate ();
484 _session->request_locate (std::max ((framepos_t)0, when), _session->transport_rolling ());