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_summary.h"
54 #include "editor_cursors.h"
55 #include "mouse_cursors.h"
56 #include "verbose_cursor.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 _verbose_cursor = new VerboseCursor (this);
121 /* on the bottom, an image */
123 if (Profile->get_sae()) {
124 Image img (::get_icon (X_("saelogo")));
125 logo_item = new ArdourCanvas::Pixbuf (*track_canvas->root(), 0.0, 0.0, img.get_pixbuf());
126 // logo_item->property_height_in_pixels() = true;
127 // logo_item->property_width_in_pixels() = true;
128 // logo_item->property_height_set() = true;
129 // logo_item->property_width_set() = true;
133 /* a group to hold time (measure) lines */
134 time_line_group = new ArdourCanvas::Group (*track_canvas->root());
137 /*XXX please don't laugh. this actually improves canvas performance on osx */
138 bogus_background_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, max_canvas_coordinate/3, phys_height);
139 bogus_background_rect->property_outline_pixels() = 0;
141 transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, phys_height);
142 transport_loop_range_rect->property_outline_pixels() = 1;
143 transport_loop_range_rect->hide();
145 transport_punch_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, phys_height);
146 transport_punch_range_rect->property_outline_pixels() = 0;
147 transport_punch_range_rect->hide();
149 _background_group = new ArdourCanvas::Group (*track_canvas->root());
150 _master_group = new ArdourCanvas::Group (*track_canvas->root());
152 _trackview_group = new ArdourCanvas::Group (*_master_group);
153 _region_motion_group = new ArdourCanvas::Group (*_trackview_group);
155 meter_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
156 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, phys_width, timebar_height - 1);
157 meter_bar->property_outline_pixels() = 1;
158 meter_bar->property_outline_what() = 0x8;
160 tempo_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
161 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
162 tempo_bar->property_outline_pixels() = 1;
163 tempo_bar->property_outline_what() = 0x8;
165 range_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
166 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
167 range_marker_bar->property_outline_pixels() = 1;
168 range_marker_bar->property_outline_what() = 0x8;
170 transport_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
171 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
172 transport_marker_bar->property_outline_pixels() = 1;
173 transport_marker_bar->property_outline_what() = 0x8;
175 marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
176 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
177 marker_bar->property_outline_pixels() = 1;
178 marker_bar->property_outline_what() = 0x8;
180 cd_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
181 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
182 cd_marker_bar->property_outline_pixels() = 1;
183 cd_marker_bar->property_outline_what() = 0x8;
185 timebar_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
186 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
188 meter_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 5.0);
189 tempo_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 4.0);
190 range_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 3.0);
191 transport_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 2.0);
192 marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height);
193 cd_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, 0.0);
195 cd_marker_bar_drag_rect = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, 100, timebar_height);
196 cd_marker_bar_drag_rect->property_outline_pixels() = 0;
197 cd_marker_bar_drag_rect->hide ();
199 range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, 100, timebar_height);
200 range_bar_drag_rect->property_outline_pixels() = 0;
201 range_bar_drag_rect->hide ();
203 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, 100, timebar_height);
204 transport_bar_drag_rect->property_outline_pixels() = 0;
205 transport_bar_drag_rect->hide ();
207 transport_punchin_line = new ArdourCanvas::SimpleLine (*_master_group);
208 transport_punchin_line->property_x1() = 0.0;
209 transport_punchin_line->property_y1() = 0.0;
210 transport_punchin_line->property_x2() = 0.0;
211 transport_punchin_line->property_y2() = phys_height;
212 transport_punchin_line->hide ();
214 transport_punchout_line = new ArdourCanvas::SimpleLine (*_master_group);
215 transport_punchout_line->property_x1() = 0.0;
216 transport_punchout_line->property_y1() = 0.0;
217 transport_punchout_line->property_x2() = 0.0;
218 transport_punchout_line->property_y2() = phys_height;
219 transport_punchout_line->hide();
221 // used to show zoom mode active zooming
222 zoom_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
223 zoom_rect->property_outline_pixels() = 1;
226 zoom_rect->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
228 // used as rubberband rect
229 rubberband_rect = new ArdourCanvas::SimpleRect (*_trackview_group, 0.0, 0.0, 0.0, 0.0);
231 rubberband_rect->property_outline_pixels() = 1;
232 rubberband_rect->hide();
234 tempo_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
235 meter_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
236 marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
237 cd_marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
238 range_marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
239 transport_marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
241 playhead_cursor = new EditorCursor (*this, &Editor::canvas_playhead_cursor_event);
244 logo_item->lower_to_bottom ();
246 /* need to handle 4 specific types of events as catch-alls */
248 track_canvas->signal_scroll_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_scroll_event));
249 track_canvas->signal_motion_notify_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_motion_notify_event));
250 track_canvas->signal_button_press_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_button_press_event));
251 track_canvas->signal_button_release_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_button_release_event));
252 track_canvas->signal_drag_motion().connect (sigc::mem_fun (*this, &Editor::track_canvas_drag_motion));
253 track_canvas->signal_key_press_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_key_press));
254 track_canvas->signal_key_release_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_key_release));
256 track_canvas->set_name ("EditorMainCanvas");
257 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK | Gdk::SCROLL_MASK | Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
258 track_canvas->signal_leave_notify_event().connect (sigc::mem_fun(*this, &Editor::left_track_canvas));
259 track_canvas->signal_enter_notify_event().connect (sigc::mem_fun(*this, &Editor::entered_track_canvas));
260 track_canvas->set_flags (CAN_FOCUS);
262 /* set up drag-n-drop */
264 vector<TargetEntry> target_table;
266 // Drag-N-Drop from the region list can generate this target
267 target_table.push_back (TargetEntry ("regions"));
269 target_table.push_back (TargetEntry ("text/plain"));
270 target_table.push_back (TargetEntry ("text/uri-list"));
271 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
273 track_canvas->drag_dest_set (target_table);
274 track_canvas->signal_drag_data_received().connect (sigc::mem_fun(*this, &Editor::track_canvas_drag_data_received));
276 track_canvas->signal_size_allocate().connect (sigc::mem_fun(*this, &Editor::track_canvas_allocate));
278 ColorsChanged.connect (sigc::mem_fun (*this, &Editor::color_handler));
284 Editor::track_canvas_allocate (Gtk::Allocation alloc)
286 canvas_allocation = alloc;
287 track_canvas_size_allocated ();
291 Editor::track_canvas_size_allocated ()
293 bool height_changed = _canvas_height != canvas_allocation.get_height();
295 _canvas_width = canvas_allocation.get_width();
296 _canvas_height = canvas_allocation.get_height();
299 TrackViewList::iterator i;
301 for (i = track_views.begin(); i != track_views.end(); ++i) {
302 (*i)->clip_to_viewport ();
306 if (height_changed) {
307 if (playhead_cursor) {
308 playhead_cursor->set_length (_canvas_height);
311 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
312 i->second->canvas_height_set (_canvas_height);
315 vertical_adjustment.set_page_size (_canvas_height);
316 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
317 if ((vertical_adjustment.get_value() + _canvas_height) >= vertical_adjustment.get_upper()) {
319 We're increasing the size of the canvas while the bottom is visible.
320 We scroll down to keep in step with the controls layout.
322 vertical_adjustment.set_value (full_canvas_height - _canvas_height);
326 update_fixed_rulers();
327 redisplay_tempo (false);
328 _summary->set_overlays_dirty ();
334 Editor::reset_controls_layout_width ()
339 edit_controls_vbox.size_request (req);
342 if (_group_tabs->is_mapped()) {
343 _group_tabs->size_request (req);
347 /* the controls layout has no horizontal scrolling, its visible
348 width is always equal to the total width of its contents.
351 controls_layout.property_width() = w;
352 controls_layout.property_width_request() = w;
356 Editor::reset_controls_layout_height (int32_t h)
358 /* set the height of the scrollable area (i.e. the sum of all contained widgets)
361 controls_layout.property_height() = h;
363 /* size request is set elsewhere, see ::track_canvas_allocate() */
367 Editor::track_canvas_map_handler (GdkEventAny* /*ev*/)
369 if (current_canvas_cursor) {
370 set_canvas_cursor (current_canvas_cursor);
375 /** This is called when something is dropped onto the track canvas */
377 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
379 const SelectionData& data,
380 guint info, guint time)
382 if (data.get_target() == "regions") {
383 drop_regions (context, x, y, data, info, time);
385 drop_paths (context, x, y, data, info, time);
390 Editor::idle_drop_paths (vector<string> paths, framepos_t frame, double ypos)
392 drop_paths_part_two (paths, frame, ypos);
397 Editor::drop_paths_part_two (const vector<string>& paths, framepos_t frame, double ypos)
399 RouteTimeAxisView* tv;
401 std::pair<TimeAxisView*, int> const tvp = trackview_by_y_position (ypos);
402 if (tvp.first == 0) {
404 /* drop onto canvas background: create new tracks */
408 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
409 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
411 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
414 } else if ((tv = dynamic_cast<RouteTimeAxisView*> (tvp.first)) != 0) {
416 /* check that its an audio track, not a bus */
419 /* select the track, then embed/import */
422 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
423 do_import (paths, Editing::ImportSerializeFiles, Editing::ImportToTrack, SrcBest, frame);
425 do_embed (paths, Editing::ImportSerializeFiles, ImportToTrack, frame);
432 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
434 const SelectionData& data,
435 guint info, guint time)
437 vector<string> paths;
444 if (convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
446 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
449 track_canvas->window_to_world (x, y, wx, wy);
451 ev.type = GDK_BUTTON_RELEASE;
455 frame = event_frame (&ev, 0, &cy);
460 /* We are not allowed to call recursive main event loops from within
461 the main event loop with GTK/Quartz. Since import/embed wants
462 to push up a progress dialog, defer all this till we go idle.
464 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun (*this, &Editor::idle_drop_paths), paths, frame, cy));
466 drop_paths_part_two (paths, frame, cy);
470 context->drag_finish (true, false, time);
474 Editor::drop_regions (const RefPtr<Gdk::DragContext>& /*context*/,
475 int /*x*/, int /*y*/,
476 const SelectionData& /*data*/,
477 guint /*info*/, guint /*time*/)
479 _drags->end_grab (0);
482 /** If the editor window is arranged such that the edge of the trackview is right up
483 * against the edge of the screen, autoscroll will not work very well. In this situation,
484 * we start autoscrolling some distance in from the right-hand-side of the screen edge;
485 * this is the distance at which that happens.
488 Editor::autoscroll_fudge_threshold () const
490 return current_page_frames() / 6;
494 Editor::maybe_autoscroll (bool allow_horiz, bool allow_vert)
496 bool startit = false;
498 /* Work out the distance between the right hand edge of the trackview and the edge of
499 the monitor that it is on.
502 Glib::RefPtr<Gdk::Window> gdk_window = get_window ();
503 Gdk::Rectangle window_rect;
504 gdk_window->get_frame_extents (window_rect);
506 Glib::RefPtr<Gdk::Screen> screen = get_screen ();
507 Gdk::Rectangle root_rect;
508 screen->get_root_window()->get_frame_extents (root_rect);
510 Gtk::Allocation editor_list = _the_notebook.get_allocation ();
512 framecnt_t distance = pixel_to_frame (root_rect.get_x() + root_rect.get_width() - window_rect.get_x() - window_rect.get_width());
513 if (_the_notebook.is_visible ()) {
514 distance += pixel_to_frame (editor_list.get_width());
517 /* Note whether we're fudging the autoscroll (see autoscroll_fudge_threshold) */
518 _autoscroll_fudging = (distance < autoscroll_fudge_threshold ());
520 double const ty = _drags->current_pointer_y() - get_trackview_group_vertical_offset ();
524 if (ty < canvas_timebars_vsize && allow_vert) {
527 } else if (ty > _canvas_height && allow_vert) {
532 framepos_t rightmost_frame = leftmost_frame + current_page_frames();
533 if (_autoscroll_fudging) {
534 rightmost_frame -= autoscroll_fudge_threshold ();
537 if (_drags->current_pointer_frame() > rightmost_frame && allow_horiz) {
538 if (rightmost_frame < max_framepos) {
542 } else if (_drags->current_pointer_frame() < leftmost_frame && allow_horiz) {
543 if (leftmost_frame > 0) {
549 if (autoscroll_active && ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0))) {
550 stop_canvas_autoscroll ();
553 if (startit && autoscroll_timeout_tag < 0) {
554 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
557 last_autoscroll_x = autoscroll_x;
558 last_autoscroll_y = autoscroll_y;
562 Editor::_autoscroll_canvas (void *arg)
564 return ((Editor *) arg)->autoscroll_canvas ();
568 Editor::autoscroll_canvas ()
570 framepos_t new_frame;
571 framepos_t limit = max_framepos - current_page_frames();
576 if (autoscroll_x_distance != 0) {
578 if (autoscroll_x > 0) {
579 autoscroll_x_distance = (_drags->current_pointer_frame() - (leftmost_frame + current_page_frames())) / 3;
580 if (_autoscroll_fudging) {
581 autoscroll_x_distance += autoscroll_fudge_threshold () / 3;
583 } else if (autoscroll_x < 0) {
584 autoscroll_x_distance = (leftmost_frame - _drags->current_pointer_frame()) / 3;
589 if (autoscroll_y_distance != 0) {
590 if (autoscroll_y > 0) {
591 autoscroll_y_distance = (_drags->current_pointer_y() - (get_trackview_group_vertical_offset() + _canvas_height)) / 3;
592 } else if (autoscroll_y < 0) {
594 autoscroll_y_distance = (vertical_adjustment.get_value () - _drags->current_pointer_y()) / 3;
598 if (autoscroll_x < 0) {
599 if (leftmost_frame < autoscroll_x_distance) {
602 new_frame = leftmost_frame - autoscroll_x_distance;
604 } else if (autoscroll_x > 0) {
605 if (leftmost_frame > limit - autoscroll_x_distance) {
608 new_frame = leftmost_frame + autoscroll_x_distance;
611 new_frame = leftmost_frame;
614 double vertical_pos = vertical_adjustment.get_value();
616 if (autoscroll_y < 0) {
618 if (vertical_pos < autoscroll_y_distance) {
621 new_pixel = vertical_pos - autoscroll_y_distance;
624 target_pixel = _drags->current_pointer_y() - autoscroll_y_distance;
625 target_pixel = max (target_pixel, 0.0);
627 } else if (autoscroll_y > 0) {
629 double top_of_bottom_of_canvas = full_canvas_height - _canvas_height;
631 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
632 new_pixel = full_canvas_height;
634 new_pixel = vertical_pos + autoscroll_y_distance;
637 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
639 target_pixel = _drags->current_pointer_y() + autoscroll_y_distance;
641 /* don't move to the full canvas height because the item will be invisible
642 (its top edge will line up with the bottom of the visible canvas.
645 target_pixel = min (target_pixel, full_canvas_height - 10);
648 target_pixel = _drags->current_pointer_y();
649 new_pixel = vertical_pos;
652 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
657 if (new_frame != leftmost_frame) {
658 reset_x_origin (new_frame);
661 vertical_adjustment.set_value (new_pixel);
665 Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
667 Gdk::ModifierType mask;
668 canvas_window->get_pointer (x, y, mask);
669 ev.type = GDK_MOTION_NOTIFY;
670 ev.state = Gdk::BUTTON1_MASK;
674 motion_handler (0, (GdkEvent*) &ev, true);
678 if (autoscroll_cnt == 1) {
680 /* connect the timeout so that we get called repeatedly */
682 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
691 Editor::start_canvas_autoscroll (int dx, int dy)
693 if (!_session || autoscroll_active) {
697 stop_canvas_autoscroll ();
699 autoscroll_active = true;
702 autoscroll_x_distance = (framepos_t) floor (current_page_frames()/50.0);
703 autoscroll_y_distance = fabs (dy * 5); /* pixels */
706 /* do it right now, which will start the repeated callbacks */
708 autoscroll_canvas ();
712 Editor::stop_canvas_autoscroll ()
714 if (autoscroll_timeout_tag >= 0) {
715 g_source_remove (autoscroll_timeout_tag);
716 autoscroll_timeout_tag = -1;
719 autoscroll_active = false;
723 Editor::left_track_canvas (GdkEventCrossing */*ev*/)
726 set_entered_track (0);
727 set_entered_regionview (0);
728 reset_canvas_action_sensitivity (false);
733 Editor::entered_track_canvas (GdkEventCrossing */*ev*/)
735 reset_canvas_action_sensitivity (true);
740 Editor::ensure_time_axis_view_is_visible (const TimeAxisView& tav)
742 double begin = tav.y_position();
744 double v = vertical_adjustment.get_value ();
746 if (begin < v || begin + tav.current_height() > v + _canvas_height - canvas_timebars_vsize) {
747 /* try to put the TimeAxisView roughly central */
748 if (begin >= _canvas_height/2.0) {
749 begin -= _canvas_height/2.0;
751 vertical_adjustment.set_value (begin);
756 Editor::tie_vertical_scrolling ()
758 scroll_canvas_vertically ();
760 /* this will do an immediate redraw */
762 controls_layout.get_vadjustment()->set_value (vertical_adjustment.get_value());
764 if (pending_visual_change.idle_handler_id < 0) {
765 _summary->set_overlays_dirty ();
770 Editor::set_horizontal_position (double p)
772 /* horizontal scrolling only */
773 double x1, y1, x2, y2, x_delta;
774 _master_group->get_bounds (x1, y1, x2, y2);
776 x_delta = - (x1 + p);
778 _master_group->move (x_delta, 0);
779 timebar_group->move (x_delta, 0);
780 time_line_group->move (x_delta, 0);
781 cursor_group->move (x_delta, 0);
783 leftmost_frame = (framepos_t) floor (p * frames_per_unit);
785 update_fixed_rulers ();
786 redisplay_tempo (true);
788 if (pending_visual_change.idle_handler_id < 0) {
789 _summary->set_overlays_dirty ();
792 HorizontalPositionChanged (); /* EMIT SIGNAL */
795 if (!autoscroll_active && !_stationary_playhead) {
796 /* force rulers and canvas to move in lock step */
797 while (gtk_events_pending ()) {
798 gtk_main_iteration ();
806 Editor::scroll_canvas_vertically ()
808 /* vertical scrolling only */
812 y_delta = last_trackview_group_vertical_offset - get_trackview_group_vertical_offset ();
813 _trackview_group->move (0, y_delta);
814 _background_group->move (0, y_delta);
816 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
817 (*i)->clip_to_viewport ();
819 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
820 /* required to keep the controls_layout in lock step with the canvas group */
821 update_canvas_now ();
825 Editor::color_handler()
827 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
828 _verbose_cursor->set_color (ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get());
830 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
831 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
833 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
834 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
836 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
837 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
839 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
840 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
842 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
843 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
845 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
846 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
848 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
849 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
851 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
852 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
854 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
855 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
857 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
858 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
860 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
861 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
863 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
864 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
866 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
867 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
869 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
870 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
872 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
873 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
874 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
875 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
876 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
878 refresh_location_display ();
880 redisplay_tempo (true);
883 _session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
888 Editor::flush_canvas ()
891 update_canvas_now ();
892 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);
897 Editor::update_canvas_now ()
899 /* GnomeCanvas has a bug whereby if its idle handler is not scheduled between
900 two calls to update_now, an assert will trip. This wrapper works around
901 that problem by only calling update_now if the assert will not trip.
903 I think the GC bug is due to the fact that its code will reset need_update
904 and need_redraw to FALSE without checking to see if an idle handler is scheduled.
905 If one is scheduled, GC should probably remove it.
908 GnomeCanvas* c = track_canvas->gobj ();
909 if (c->need_update || c->need_redraw) {
910 track_canvas->update_now ();
915 Editor::horizontal_position () const
917 return frame_to_unit (leftmost_frame);
920 Editor::set_canvas_cursor (Gdk::Cursor* cursor, bool save)
923 current_canvas_cursor = cursor;
927 track_canvas->get_window()->set_cursor (*cursor);
932 Editor::track_canvas_key_press (GdkEventKey*)
934 /* XXX: event does not report the modifier key pressed down, AFAICS, so use the Keyboard object instead */
935 if (mouse_mode == Editing::MouseZoom && Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
936 set_canvas_cursor (_cursors->zoom_out, true);
943 Editor::track_canvas_key_release (GdkEventKey*)
945 if (mouse_mode == Editing::MouseZoom && !Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
946 set_canvas_cursor (_cursors->zoom_in, true);