2 Copyright (C) 2005 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.
21 #include "gtk2ardour-config.h"
24 #include <libgnomecanvasmm/init.h>
25 #include <libgnomecanvasmm/pixbuf.h>
26 #include <jack/types.h>
27 #include <gtkmm2ext/utils.h>
29 #include "ardour/profile.h"
30 #include "ardour/rc_configuration.h"
32 #include "ardour_ui.h"
34 #include "global_signals.h"
36 #include "simplerect.h"
37 #include "simpleline.h"
38 #include "imageframe.h"
39 #include "waveview_p.h"
40 #include "simplerect_p.h"
41 #include "simpleline_p.h"
42 #include "imageframe_p.h"
43 #include "canvas_impl.h"
44 #include "canvas-noevent-text.h"
46 #include "rgb_macros.h"
48 #include "audio_time_axis.h"
49 #include "editor_drag.h"
50 #include "region_view.h"
51 #include "editor_group_tabs.h"
52 #include "editor_routes.h"
53 #include "editor_summary.h"
55 #include "editor_cursors.h"
56 #include "mouse_cursors.h"
61 using namespace ARDOUR;
65 using namespace Gtkmm2ext;
66 using namespace Editing;
68 /* XXX this is a hack. it ought to be the maximum value of an framepos_t */
70 const double max_canvas_coordinate = (double) JACK_MAX_FRAMES;
75 GType gnome_canvas_simpleline_get_type(void);
76 GType gnome_canvas_simplerect_get_type(void);
77 GType gnome_canvas_waveview_get_type(void);
78 GType gnome_canvas_imageframe_get_type(void);
82 static void ardour_canvas_type_init()
84 // Map gtypes to gtkmm wrapper-creation functions:
86 Glib::wrap_register(gnome_canvas_simpleline_get_type(), &Gnome::Canvas::SimpleLine_Class::wrap_new);
87 Glib::wrap_register(gnome_canvas_simplerect_get_type(), &Gnome::Canvas::SimpleRect_Class::wrap_new);
88 Glib::wrap_register(gnome_canvas_waveview_get_type(), &Gnome::Canvas::WaveView_Class::wrap_new);
89 // Glib::wrap_register(gnome_canvas_imageframe_get_type(), &Gnome::Canvas::ImageFrame_Class::wrap_new);
91 // Register the gtkmm gtypes:
93 (void) Gnome::Canvas::WaveView::get_type();
94 (void) Gnome::Canvas::SimpleLine::get_type();
95 (void) Gnome::Canvas::SimpleRect::get_type();
96 (void) Gnome::Canvas::ImageFrame::get_type();
100 Editor::initialize_canvas ()
102 if (getenv ("ARDOUR_NON_AA_CANVAS")) {
103 track_canvas = new ArdourCanvas::Canvas ();
105 track_canvas = new ArdourCanvas::CanvasAA ();
108 ArdourCanvas::init ();
109 ardour_canvas_type_init ();
111 /* don't try to center the canvas */
113 track_canvas->set_center_scroll_region (false);
114 track_canvas->set_dither (Gdk::RGB_DITHER_NONE);
116 gint phys_width = physical_screen_width (Glib::RefPtr<Gdk::Window>());
117 gint phys_height = physical_screen_height (Glib::RefPtr<Gdk::Window>());
119 /* stuff for the verbose canvas cursor */
121 Pango::FontDescription* font = get_font_for_style (N_("VerboseCanvasCursor"));
123 verbose_canvas_cursor = new ArdourCanvas::NoEventText (*track_canvas->root());
124 verbose_canvas_cursor->property_font_desc() = *font;
125 verbose_canvas_cursor->property_anchor() = ANCHOR_NW;
129 verbose_cursor_visible = false;
131 /* on the bottom, an image */
133 if (Profile->get_sae()) {
134 Image img (::get_icon (X_("saelogo")));
135 logo_item = new ArdourCanvas::Pixbuf (*track_canvas->root(), 0.0, 0.0, img.get_pixbuf());
136 // logo_item->property_height_in_pixels() = true;
137 // logo_item->property_width_in_pixels() = true;
138 // logo_item->property_height_set() = true;
139 // logo_item->property_width_set() = true;
143 /* a group to hold time (measure) lines */
144 time_line_group = new ArdourCanvas::Group (*track_canvas->root());
147 /*XXX please don't laugh. this actually improves canvas performance on osx */
148 bogus_background_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, max_canvas_coordinate/3, phys_height);
149 bogus_background_rect->property_outline_pixels() = 0;
151 transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, phys_height);
152 transport_loop_range_rect->property_outline_pixels() = 1;
153 transport_loop_range_rect->hide();
155 transport_punch_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, phys_height);
156 transport_punch_range_rect->property_outline_pixels() = 0;
157 transport_punch_range_rect->hide();
159 _background_group = new ArdourCanvas::Group (*track_canvas->root());
160 _master_group = new ArdourCanvas::Group (*track_canvas->root());
162 _trackview_group = new ArdourCanvas::Group (*_master_group);
163 _region_motion_group = new ArdourCanvas::Group (*_trackview_group);
165 meter_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
166 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, phys_width, timebar_height - 1);
167 meter_bar->property_outline_pixels() = 1;
168 meter_bar->property_outline_what() = 0x8;
170 tempo_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
171 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
172 tempo_bar->property_outline_pixels() = 1;
173 tempo_bar->property_outline_what() = 0x8;
175 range_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
176 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
177 range_marker_bar->property_outline_pixels() = 1;
178 range_marker_bar->property_outline_what() = 0x8;
180 transport_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
181 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
182 transport_marker_bar->property_outline_pixels() = 1;
183 transport_marker_bar->property_outline_what() = 0x8;
185 marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
186 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
187 marker_bar->property_outline_pixels() = 1;
188 marker_bar->property_outline_what() = 0x8;
190 cd_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
191 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
192 cd_marker_bar->property_outline_pixels() = 1;
193 cd_marker_bar->property_outline_what() = 0x8;
195 timebar_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
196 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
198 meter_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 5.0);
199 tempo_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 4.0);
200 range_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 3.0);
201 transport_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 2.0);
202 marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height);
203 cd_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, 0.0);
205 cd_marker_bar_drag_rect = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, 100, timebar_height);
206 cd_marker_bar_drag_rect->property_outline_pixels() = 0;
207 cd_marker_bar_drag_rect->hide ();
209 range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, 100, timebar_height);
210 range_bar_drag_rect->property_outline_pixels() = 0;
211 range_bar_drag_rect->hide ();
213 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, 100, timebar_height);
214 transport_bar_drag_rect->property_outline_pixels() = 0;
215 transport_bar_drag_rect->hide ();
217 transport_punchin_line = new ArdourCanvas::SimpleLine (*_master_group);
218 transport_punchin_line->property_x1() = 0.0;
219 transport_punchin_line->property_y1() = 0.0;
220 transport_punchin_line->property_x2() = 0.0;
221 transport_punchin_line->property_y2() = phys_height;
222 transport_punchin_line->hide ();
224 transport_punchout_line = new ArdourCanvas::SimpleLine (*_master_group);
225 transport_punchout_line->property_x1() = 0.0;
226 transport_punchout_line->property_y1() = 0.0;
227 transport_punchout_line->property_x2() = 0.0;
228 transport_punchout_line->property_y2() = phys_height;
229 transport_punchout_line->hide();
231 // used to show zoom mode active zooming
232 zoom_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
233 zoom_rect->property_outline_pixels() = 1;
236 zoom_rect->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
238 // used as rubberband rect
239 rubberband_rect = new ArdourCanvas::SimpleRect (*_trackview_group, 0.0, 0.0, 0.0, 0.0);
241 rubberband_rect->property_outline_pixels() = 1;
242 rubberband_rect->hide();
244 tempo_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
245 meter_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
246 marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
247 cd_marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
248 range_marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
249 transport_marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
251 playhead_cursor = new EditorCursor (*this, &Editor::canvas_playhead_cursor_event);
254 logo_item->lower_to_bottom ();
256 /* need to handle 4 specific types of events as catch-alls */
258 track_canvas->signal_scroll_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_scroll_event));
259 track_canvas->signal_motion_notify_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_motion_notify_event));
260 track_canvas->signal_button_press_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_button_press_event));
261 track_canvas->signal_button_release_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_button_release_event));
262 track_canvas->signal_drag_motion().connect (sigc::mem_fun (*this, &Editor::track_canvas_drag_motion));
263 track_canvas->signal_key_press_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_key_press));
264 track_canvas->signal_key_release_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_key_release));
266 track_canvas->set_name ("EditorMainCanvas");
267 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK | Gdk::SCROLL_MASK | Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
268 track_canvas->signal_leave_notify_event().connect (sigc::mem_fun(*this, &Editor::left_track_canvas));
269 track_canvas->signal_enter_notify_event().connect (sigc::mem_fun(*this, &Editor::entered_track_canvas));
270 track_canvas->set_flags (CAN_FOCUS);
272 /* set up drag-n-drop */
274 vector<TargetEntry> target_table;
276 // Drag-N-Drop from the region list can generate this target
277 target_table.push_back (TargetEntry ("regions"));
279 target_table.push_back (TargetEntry ("text/plain"));
280 target_table.push_back (TargetEntry ("text/uri-list"));
281 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
283 track_canvas->drag_dest_set (target_table);
284 track_canvas->signal_drag_data_received().connect (sigc::mem_fun(*this, &Editor::track_canvas_drag_data_received));
286 track_canvas->signal_size_allocate().connect (sigc::mem_fun(*this, &Editor::track_canvas_allocate));
288 ColorsChanged.connect (sigc::mem_fun (*this, &Editor::color_handler));
294 Editor::track_canvas_allocate (Gtk::Allocation alloc)
296 canvas_allocation = alloc;
297 track_canvas_size_allocated ();
301 Editor::track_canvas_size_allocated ()
303 bool height_changed = _canvas_height != canvas_allocation.get_height();
305 _canvas_width = canvas_allocation.get_width();
306 _canvas_height = canvas_allocation.get_height();
309 TrackViewList::iterator i;
311 for (i = track_views.begin(); i != track_views.end(); ++i) {
312 (*i)->clip_to_viewport ();
316 if (height_changed) {
317 if (playhead_cursor) {
318 playhead_cursor->set_length (_canvas_height);
321 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
322 i->second->canvas_height_set (_canvas_height);
325 vertical_adjustment.set_page_size (_canvas_height);
326 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
327 if ((vertical_adjustment.get_value() + _canvas_height) >= vertical_adjustment.get_upper()) {
329 We're increasing the size of the canvas while the bottom is visible.
330 We scroll down to keep in step with the controls layout.
332 vertical_adjustment.set_value (full_canvas_height - _canvas_height);
336 update_fixed_rulers();
337 redisplay_tempo (false);
338 _summary->set_overlays_dirty ();
344 Editor::reset_controls_layout_width ()
346 gint w = edit_controls_vbox.get_width();
348 if (_group_tabs->is_mapped()) {
349 w += _group_tabs->get_width();
352 /* the controls layout has no horizontal scrolling, its visible
353 width is always equal to the total width of its contents.
356 controls_layout.property_width() = w;
357 controls_layout.property_width_request() = w;
361 Editor::reset_controls_layout_height (int32_t h)
363 /* set the height of the scrollable area (i.e. the sum of all contained widgets)
366 controls_layout.property_height() = h;
368 /* size request is set elsewhere, see ::track_canvas_allocate() */
372 Editor::track_canvas_map_handler (GdkEventAny* /*ev*/)
374 if (current_canvas_cursor) {
375 set_canvas_cursor (current_canvas_cursor);
380 /** This is called when something is dropped onto the track canvas */
382 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
384 const SelectionData& data,
385 guint info, guint time)
387 if (data.get_target() == "regions") {
388 drop_regions (context, x, y, data, info, time);
390 drop_paths (context, x, y, data, info, time);
395 Editor::idle_drop_paths (vector<string> paths, framepos_t frame, double ypos)
397 drop_paths_part_two (paths, frame, ypos);
402 Editor::drop_paths_part_two (const vector<string>& paths, framepos_t frame, double ypos)
404 RouteTimeAxisView* tv;
406 std::pair<TimeAxisView*, int> const tvp = trackview_by_y_position (ypos);
407 if (tvp.first == 0) {
409 /* drop onto canvas background: create new tracks */
413 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
414 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
416 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
419 } else if ((tv = dynamic_cast<RouteTimeAxisView*> (tvp.first)) != 0) {
421 /* check that its an audio track, not a bus */
424 /* select the track, then embed/import */
427 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
428 do_import (paths, Editing::ImportSerializeFiles, Editing::ImportToTrack, SrcBest, frame);
430 do_embed (paths, Editing::ImportSerializeFiles, ImportToTrack, frame);
437 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
439 const SelectionData& data,
440 guint info, guint time)
442 vector<string> paths;
449 if (convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
451 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
454 track_canvas->window_to_world (x, y, wx, wy);
456 ev.type = GDK_BUTTON_RELEASE;
460 frame = event_frame (&ev, 0, &cy);
465 /* We are not allowed to call recursive main event loops from within
466 the main event loop with GTK/Quartz. Since import/embed wants
467 to push up a progress dialog, defer all this till we go idle.
469 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun (*this, &Editor::idle_drop_paths), paths, frame, cy));
471 drop_paths_part_two (paths, frame, cy);
475 context->drag_finish (true, false, time);
479 Editor::drop_regions (const RefPtr<Gdk::DragContext>& /*context*/,
480 int /*x*/, int /*y*/,
481 const SelectionData& /*data*/,
482 guint /*info*/, guint /*time*/)
484 _drags->end_grab (0);
488 Editor::maybe_autoscroll (bool allow_horiz, bool allow_vert)
490 framepos_t rightmost_frame = leftmost_frame + current_page_frames();
491 bool startit = false;
493 double const ty = _drags->current_pointer_y() - get_trackview_group_vertical_offset ();
497 if (ty < canvas_timebars_vsize && allow_vert) {
500 } else if (ty > _canvas_height && allow_vert) {
505 if (_drags->current_pointer_frame() > rightmost_frame && allow_horiz) {
506 if (rightmost_frame < max_framepos) {
510 } else if (_drags->current_pointer_frame() < leftmost_frame && allow_horiz) {
511 if (leftmost_frame > 0) {
517 if (autoscroll_active && ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0))) {
518 stop_canvas_autoscroll ();
521 if (startit && autoscroll_timeout_tag < 0) {
522 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
525 last_autoscroll_x = autoscroll_x;
526 last_autoscroll_y = autoscroll_y;
530 Editor::_autoscroll_canvas (void *arg)
532 return ((Editor *) arg)->autoscroll_canvas ();
536 Editor::autoscroll_canvas ()
538 framepos_t new_frame;
539 framepos_t limit = max_framepos - current_page_frames();
544 if (autoscroll_x_distance != 0) {
546 if (autoscroll_x > 0) {
547 autoscroll_x_distance = (_drags->current_pointer_frame() - (leftmost_frame + current_page_frames())) / 3;
548 } else if (autoscroll_x < 0) {
549 autoscroll_x_distance = (leftmost_frame - _drags->current_pointer_frame()) / 3;
554 if (autoscroll_y_distance != 0) {
555 if (autoscroll_y > 0) {
556 autoscroll_y_distance = (_drags->current_pointer_y() - (get_trackview_group_vertical_offset() + _canvas_height)) / 3;
557 } else if (autoscroll_y < 0) {
559 autoscroll_y_distance = (vertical_adjustment.get_value () - _drags->current_pointer_y()) / 3;
563 if (autoscroll_x < 0) {
564 if (leftmost_frame < autoscroll_x_distance) {
567 new_frame = leftmost_frame - autoscroll_x_distance;
569 } else if (autoscroll_x > 0) {
570 if (leftmost_frame > limit - autoscroll_x_distance) {
573 new_frame = leftmost_frame + autoscroll_x_distance;
576 new_frame = leftmost_frame;
579 double vertical_pos = vertical_adjustment.get_value();
581 if (autoscroll_y < 0) {
583 if (vertical_pos < autoscroll_y_distance) {
586 new_pixel = vertical_pos - autoscroll_y_distance;
589 target_pixel = _drags->current_pointer_y() - autoscroll_y_distance;
590 target_pixel = max (target_pixel, 0.0);
592 } else if (autoscroll_y > 0) {
594 double top_of_bottom_of_canvas = full_canvas_height - _canvas_height;
596 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
597 new_pixel = full_canvas_height;
599 new_pixel = vertical_pos + autoscroll_y_distance;
602 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
604 target_pixel = _drags->current_pointer_y() + autoscroll_y_distance;
606 /* don't move to the full canvas height because the item will be invisible
607 (its top edge will line up with the bottom of the visible canvas.
610 target_pixel = min (target_pixel, full_canvas_height - 10);
613 target_pixel = _drags->current_pointer_y();
614 new_pixel = vertical_pos;
617 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
622 if (new_frame != leftmost_frame) {
623 reset_x_origin (new_frame);
626 vertical_adjustment.set_value (new_pixel);
630 Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
632 Gdk::ModifierType mask;
633 canvas_window->get_pointer (x, y, mask);
634 ev.type = GDK_MOTION_NOTIFY;
635 ev.state = Gdk::BUTTON1_MASK;
639 motion_handler (0, (GdkEvent*) &ev, true);
643 if (autoscroll_cnt == 1) {
645 /* connect the timeout so that we get called repeatedly */
647 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
656 Editor::start_canvas_autoscroll (int dx, int dy)
658 if (!_session || autoscroll_active) {
662 stop_canvas_autoscroll ();
664 autoscroll_active = true;
667 autoscroll_x_distance = (framepos_t) floor (current_page_frames()/50.0);
668 autoscroll_y_distance = fabs (dy * 5); /* pixels */
671 /* do it right now, which will start the repeated callbacks */
673 autoscroll_canvas ();
677 Editor::stop_canvas_autoscroll ()
679 if (autoscroll_timeout_tag >= 0) {
680 g_source_remove (autoscroll_timeout_tag);
681 autoscroll_timeout_tag = -1;
684 autoscroll_active = false;
688 Editor::left_track_canvas (GdkEventCrossing */*ev*/)
691 set_entered_track (0);
692 set_entered_regionview (0);
693 reset_canvas_action_sensitivity (false);
698 Editor::entered_track_canvas (GdkEventCrossing */*ev*/)
700 reset_canvas_action_sensitivity (true);
705 Editor::tie_vertical_scrolling ()
707 scroll_canvas_vertically ();
709 /* this will do an immediate redraw */
711 controls_layout.get_vadjustment()->set_value (vertical_adjustment.get_value());
713 if (pending_visual_change.idle_handler_id < 0) {
714 _summary->set_overlays_dirty ();
719 Editor::set_horizontal_position (double p)
721 /* horizontal scrolling only */
722 double x1, y1, x2, y2, x_delta;
723 _master_group->get_bounds (x1, y1, x2, y2);
725 x_delta = - (x1 + p);
727 _master_group->move (x_delta, 0);
728 timebar_group->move (x_delta, 0);
729 time_line_group->move (x_delta, 0);
730 cursor_group->move (x_delta, 0);
732 leftmost_frame = (framepos_t) floor (p * frames_per_unit);
734 update_fixed_rulers ();
735 redisplay_tempo (true);
737 if (pending_visual_change.idle_handler_id < 0) {
738 _summary->set_overlays_dirty ();
741 HorizontalPositionChanged (); /* EMIT SIGNAL */
744 if (!autoscroll_active && !_stationary_playhead) {
745 /* force rulers and canvas to move in lock step */
746 while (gtk_events_pending ()) {
747 gtk_main_iteration ();
755 Editor::scroll_canvas_vertically ()
757 /* vertical scrolling only */
761 y_delta = last_trackview_group_vertical_offset - get_trackview_group_vertical_offset ();
762 _trackview_group->move (0, y_delta);
763 _background_group->move (0, y_delta);
765 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
766 (*i)->clip_to_viewport ();
768 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
769 /* required to keep the controls_layout in lock step with the canvas group */
770 update_canvas_now ();
774 Editor::color_handler()
776 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
777 verbose_canvas_cursor->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get();
779 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
780 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
782 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
783 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
785 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
786 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
788 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
789 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
791 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
792 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
794 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
795 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
797 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
798 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
800 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
801 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
803 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
804 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
806 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
807 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
809 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
810 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
812 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
813 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
815 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
816 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
818 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
819 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
821 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
822 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
823 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
824 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
825 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
827 refresh_location_display ();
829 redisplay_tempo (true);
832 _session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
837 Editor::flush_canvas ()
840 update_canvas_now ();
841 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);
846 Editor::update_canvas_now ()
848 /* GnomeCanvas has a bug whereby if its idle handler is not scheduled between
849 two calls to update_now, an assert will trip. This wrapper works around
850 that problem by only calling update_now if the assert will not trip.
852 I think the GC bug is due to the fact that its code will reset need_update
853 and need_redraw to FALSE without checking to see if an idle handler is scheduled.
854 If one is scheduled, GC should probably remove it.
857 GnomeCanvas* c = track_canvas->gobj ();
858 if (c->need_update || c->need_redraw) {
859 track_canvas->update_now ();
864 Editor::horizontal_position () const
866 return frame_to_unit (leftmost_frame);
869 Editor::set_canvas_cursor (Gdk::Cursor* cursor, bool save)
872 current_canvas_cursor = cursor;
876 track_canvas->get_window()->set_cursor (*cursor);
881 Editor::track_canvas_key_press (GdkEventKey* event)
883 /* XXX: event does not report the modifier key pressed down, AFAICS, so use the Keyboard object instead */
884 if (mouse_mode == Editing::MouseZoom && Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
885 set_canvas_cursor (_cursors->zoom_out, true);
892 Editor::track_canvas_key_release (GdkEventKey* event)
894 if (mouse_mode == Editing::MouseZoom && !Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
895 set_canvas_cursor (_cursors->zoom_in, true);