2 Copyright (C) 2001 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include <sigc++/bind.h>
21 #include "ardour/tempo.h"
23 #include "canvas/rectangle.h"
24 #include "canvas/container.h"
25 #include "canvas/line.h"
26 #include "canvas/polygon.h"
27 #include "canvas/text.h"
28 #include "canvas/canvas.h"
29 #include "canvas/scroll_group.h"
30 #include "canvas/debug.h"
32 #include "ui_config.h"
34 * ardour_ui.h include was moved to the top of the list
35 * due to a conflicting definition of 'Rect' between
36 * Apple's MacTypes.h and GTK.
38 * Now that we are including ui_config.h and not ardour_ui.h
39 * the above comment may no longer apply and this comment
40 * can be removed and ui_config.h inclusion moved.
44 #include "public_editor.h"
46 #include "rgb_macros.h"
48 #include <gtkmm2ext/utils.h>
53 using namespace ARDOUR;
54 using namespace ARDOUR_UI_UTILS;
55 using namespace Gtkmm2ext;
57 PBD::Signal1<void,ArdourMarker*> ArdourMarker::CatchDeletion;
59 static double marker_height = 13.0;
61 void ArdourMarker::setup_sizes(const double timebar_height)
63 marker_height = floor (timebar_height) - 2;
66 ArdourMarker::ArdourMarker (PublicEditor& ed, ArdourCanvas::Container& parent, guint32 rgba, const string& annotation,
67 Type type, samplepos_t sample, bool handle_events)
71 , _track_canvas_line (0)
77 , _points_color (rgba)
78 , _left_label_limit (DBL_MAX)
79 , _right_label_limit (DBL_MAX)
84 const double MH = marker_height - .5;
85 const double M3 = std::max(1.f, rintf(3.f * UIConfiguration::instance().get_ui_scale()));
86 const double M6 = std::max(2.f, rintf(6.f * UIConfiguration::instance().get_ui_scale()));
105 * (0,MH*.6) (6,MH.*.6)
135 * 0,0 ------> marker_height,0
161 points = new ArdourCanvas::Points ();
163 points->push_back (ArdourCanvas::Duple (0.0, 0.0));
164 points->push_back (ArdourCanvas::Duple ( M6, 0.0));
165 points->push_back (ArdourCanvas::Duple ( M6, MH * .4));
166 points->push_back (ArdourCanvas::Duple ( M3, MH));
167 points->push_back (ArdourCanvas::Duple (0.0, MH * .4));
168 points->push_back (ArdourCanvas::Duple (0.0, 0.0));
171 _label_offset = 10.0;
176 points = new ArdourCanvas::Points ();
177 points->push_back (ArdourCanvas::Duple ( M3, 0.0));
178 points->push_back (ArdourCanvas::Duple ( M6, MH * .6));
179 points->push_back (ArdourCanvas::Duple ( M6, MH));
180 points->push_back (ArdourCanvas::Duple (0.0, MH));
181 points->push_back (ArdourCanvas::Duple (0.0, MH * .6));
182 points->push_back (ArdourCanvas::Duple ( M3, 0.0));
190 points = new ArdourCanvas::Points ();
191 points->push_back (ArdourCanvas::Duple ( 0.0, 0.0));
192 points->push_back (ArdourCanvas::Duple (M6 + .5, MH * .5));
193 points->push_back (ArdourCanvas::Duple ( 0.0, MH));
194 points->push_back (ArdourCanvas::Duple ( 0.0, 0.0));
202 points = new ArdourCanvas::Points (); // leaks
203 points->push_back (ArdourCanvas::Duple ( M6, 0.0));
204 points->push_back (ArdourCanvas::Duple ( M6, MH));
205 points->push_back (ArdourCanvas::Duple (0.0, MH * .5));
206 points->push_back (ArdourCanvas::Duple ( M6, 0.0));
213 points = new ArdourCanvas::Points ();
214 points->push_back (ArdourCanvas::Duple (0.0, 0.0));
215 points->push_back (ArdourCanvas::Duple (MH, MH));
216 points->push_back (ArdourCanvas::Duple (0.0, MH));
217 points->push_back (ArdourCanvas::Duple (0.0, 0.0));
224 points = new ArdourCanvas::Points ();
225 points->push_back (ArdourCanvas::Duple (MH, 0.0));
226 points->push_back (ArdourCanvas::Duple (MH, MH));
227 points->push_back (ArdourCanvas::Duple (0.0, MH));
228 points->push_back (ArdourCanvas::Duple (MH, 0.0));
235 points = new ArdourCanvas::Points ();
236 points->push_back (ArdourCanvas::Duple (0.0, 0.0));
237 points->push_back (ArdourCanvas::Duple (MH, 0.0));
238 points->push_back (ArdourCanvas::Duple (0.0, MH));
239 points->push_back (ArdourCanvas::Duple (0.0, 0.0));
246 points = new ArdourCanvas::Points ();
247 points->push_back (ArdourCanvas::Duple (0.0, 0.0));
248 points->push_back (ArdourCanvas::Duple (MH, 0.0));
249 points->push_back (ArdourCanvas::Duple (MH, MH));
250 points->push_back (ArdourCanvas::Duple (0.0, 0.0));
258 sample_position = sample;
259 unit_position = editor.sample_to_pixel (sample);
260 unit_position -= _shift;
262 group = new ArdourCanvas::Container (&parent, ArdourCanvas::Duple (unit_position, 1));
264 group->name = string_compose ("Marker::group for %1", annotation);
267 _name_background = new ArdourCanvas::Rectangle (group);
269 _name_background->name = string_compose ("Marker::_name_background for %1", annotation);
272 /* adjust to properly locate the tip */
274 mark = new ArdourCanvas::Polygon (group);
275 CANVAS_DEBUG_NAME (mark, string_compose ("Marker::mark for %1", annotation));
278 set_color_rgba (rgba);
280 /* setup name pixbuf sizes */
281 name_font = get_font_for_style (N_("MarkerText"));
285 Glib::RefPtr<Pango::Layout> layout = foo.create_pango_layout (X_("Hg")); /* ascender + descender */
288 layout->set_font_description (name_font);
289 Gtkmm2ext::get_ink_pixel_size (layout, width, name_height);
291 _name_item = new ArdourCanvas::Text (group);
292 CANVAS_DEBUG_NAME (_name_item, string_compose ("ArdourMarker::_name_item for %1", annotation));
293 _name_item->set_font_description (name_font);
294 _name_item->set_color (RGBA_TO_UINT (0,0,0,255));
295 _name_item->set_position (ArdourCanvas::Duple (_label_offset, (marker_height - name_height - 1) * .5 ));
297 set_name (annotation.c_str());
299 editor.ZoomChanged.connect (sigc::mem_fun (*this, &ArdourMarker::reposition));
301 /* events will be handled by both the group and the mark itself, so
302 * make sure they can both be used to lookup this object.
305 group->set_data ("marker", this);
306 mark->set_data ("marker", this);
309 group->Event.connect (sigc::bind (sigc::mem_fun (editor, &PublicEditor::canvas_marker_event), group, this));
313 ArdourMarker::~ArdourMarker ()
315 CatchDeletion (this); /* EMIT SIGNAL */
317 /* destroying the parent group destroys its contents, namely any polygons etc. that we added */
319 delete _track_canvas_line;
323 void ArdourMarker::reparent(ArdourCanvas::Container & parent)
325 group->reparent (&parent);
330 ArdourMarker::set_selected (bool s)
337 ArdourMarker::set_show_line (bool s)
344 ArdourMarker::setup_line ()
346 if (_shown && (_selected || _line_shown)) {
348 if (_track_canvas_line == 0) {
350 _track_canvas_line = new ArdourCanvas::Line (editor.get_hscroll_group());
351 _track_canvas_line->Event.connect (sigc::bind (sigc::mem_fun (editor, &PublicEditor::canvas_marker_event), group, this));
354 ArdourCanvas::Duple g = group->canvas_origin();
355 ArdourCanvas::Duple d = _track_canvas_line->canvas_to_item (ArdourCanvas::Duple (g.x + _shift, 0));
357 _track_canvas_line->set_x0 (d.x);
358 _track_canvas_line->set_x1 (d.x);
359 _track_canvas_line->set_y0 (d.y);
360 _track_canvas_line->set_y1 (ArdourCanvas::COORD_MAX);
361 _track_canvas_line->set_outline_color ( _selected ? UIConfiguration::instance().color ("entered marker") : _color );
362 _track_canvas_line->raise_to_top ();
363 _track_canvas_line->show ();
366 if (_track_canvas_line) {
367 _track_canvas_line->hide ();
373 ArdourMarker::canvas_height_set (double h)
380 ArdourMarker::the_item() const
386 ArdourMarker::set_name (const string& new_name)
390 mark->set_tooltip(new_name);
391 _name_background->set_tooltip(new_name);
392 _name_item->set_tooltip(new_name);
394 setup_name_display ();
397 /** @return true if our label is on the left of the mark, otherwise false */
399 ArdourMarker::label_on_left () const
401 return (_type == SessionEnd || _type == RangeEnd || _type == LoopEnd || _type == PunchOut);
405 ArdourMarker::setup_name_display ()
407 double limit = DBL_MAX;
409 if (label_on_left ()) {
410 limit = _left_label_limit;
412 limit = _right_label_limit;
415 const float padding = std::max(2.f, rintf(2.f * UIConfiguration::instance().get_ui_scale()));
416 const double M3 = std::max(1.f, rintf(3.f * UIConfiguration::instance().get_ui_scale()));
418 /* Work out how wide the name can be */
419 int name_width = min ((double) pixel_width (_name, name_font) + padding, limit);
421 if (name_width == 0) {
426 if (label_on_left ()) {
427 _name_item->set_x_position (-name_width);
430 _name_item->clamp_width (name_width);
431 _name_item->set (_name);
433 if (label_on_left ()) {
434 /* adjust right edge of background to fit text */
435 _name_background->set_x0 (_name_item->position().x - padding);
436 _name_background->set_x1 (_name_item->position().x + name_width + _shift);
438 /* right edge remains at zero (group-relative). Add
439 * arbitrary 2 pixels of extra padding at the end
444 // tip's x-pos is at "M3", box is 2x marker's
445 _name_background->set_x0 (-M3);
446 _name_background->set_x1 (3 * M3);
450 _name_background->set_x0 (M3);
451 _name_background->set_x1 (_name_item->position().x + name_width + padding);
454 _name_background->set_x0 (0);
455 _name_background->set_x1 (_name_item->position().x + name_width + padding);
461 _name_background->set_y0 (0);
462 _name_background->set_y1 (marker_height + 1);
466 ArdourMarker::set_position (samplepos_t sample)
468 unit_position = editor.sample_to_pixel (sample) - _shift;
469 group->set_x_position (unit_position);
471 sample_position = sample;
475 ArdourMarker::reposition ()
477 set_position (sample_position);
481 ArdourMarker::show ()
490 ArdourMarker::hide ()
499 ArdourMarker::set_points_color (uint32_t c)
502 mark->set_fill_color (_points_color);
503 mark->set_outline_color (_points_color);
507 ArdourMarker::set_color_rgba (uint32_t c)
510 mark->set_fill_color (_color);
511 mark->set_outline_color (_color);
513 if (_track_canvas_line && !_selected) {
514 _track_canvas_line->set_outline_color (_color);
517 _name_background->set_fill (true);
518 _name_background->set_fill_color (UINT_RGBA_CHANGE_A (_color, 0x70));
519 _name_background->set_outline (false);
522 /** Set the number of pixels that are available for a label to the left of the centre of this marker */
524 ArdourMarker::set_left_label_limit (double p)
526 /* Account for the size of the marker */
527 _left_label_limit = p - marker_height;
528 if (_left_label_limit < 0) {
529 _left_label_limit = 0;
532 if (label_on_left ()) {
533 setup_name_display ();
537 /** Set the number of pixels that are available for a label to the right of the centre of this marker */
539 ArdourMarker::set_right_label_limit (double p)
541 /* Account for the size of the marker */
542 _right_label_limit = p - marker_height;
543 if (_right_label_limit < 0) {
544 _right_label_limit = 0;
547 if (!label_on_left ()) {
548 setup_name_display ();
552 /***********************************************************************/
554 TempoMarker::TempoMarker (PublicEditor& editor, ArdourCanvas::Container& parent, guint32 rgba, const string& text,
555 ARDOUR::TempoSection& temp)
556 : ArdourMarker (editor, parent, rgba, text, Tempo, temp.sample(), false),
559 group->Event.connect (sigc::bind (sigc::mem_fun (editor, &PublicEditor::canvas_tempo_marker_event), group, this));
562 TempoMarker::~TempoMarker ()
567 TempoMarker::update_height_mark (const double ratio)
569 const double MH = marker_height - .5;
570 const double top = MH * (1 - ratio);
571 const double M3 = std::max(1.f, rintf(3.f * UIConfiguration::instance().get_ui_scale()));
572 const double M6 = std::max(2.f, rintf(6.f * UIConfiguration::instance().get_ui_scale()));
575 points = new ArdourCanvas::Points ();
576 points->push_back (ArdourCanvas::Duple ( M3, top));
577 points->push_back (ArdourCanvas::Duple ( M6, min (top + (MH * .6), MH)));
578 points->push_back (ArdourCanvas::Duple ( M6, MH));
579 points->push_back (ArdourCanvas::Duple (0.0, MH));
580 points->push_back (ArdourCanvas::Duple (0.0, min (top + (MH * .6), MH)));
581 points->push_back (ArdourCanvas::Duple ( M3, top));
586 /***********************************************************************/
588 MeterMarker::MeterMarker (PublicEditor& editor, ArdourCanvas::Container& parent, guint32 rgba, const string& text,
589 ARDOUR::MeterSection& m)
590 : ArdourMarker (editor, parent, rgba, text, Meter, m.sample(), false),
593 group->Event.connect (sigc::bind (sigc::mem_fun (editor, &PublicEditor::canvas_meter_marker_event), group, this));
596 MeterMarker::~MeterMarker ()