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>
28 #include "gtkmm2ext/utils.h"
30 #include "ardour/profile.h"
31 #include "ardour/rc_configuration.h"
33 #include "ardour_ui.h"
35 #include "global_signals.h"
37 #include "simplerect.h"
38 #include "simpleline.h"
39 #include "imageframe.h"
40 #include "waveview_p.h"
41 #include "simplerect_p.h"
42 #include "simpleline_p.h"
43 #include "imageframe_p.h"
44 #include "canvas_impl.h"
45 #include "canvas-noevent-text.h"
47 #include "rgb_macros.h"
49 #include "audio_time_axis.h"
50 #include "editor_drag.h"
51 #include "region_view.h"
52 #include "editor_group_tabs.h"
53 #include "editor_summary.h"
55 #include "editor_cursors.h"
56 #include "mouse_cursors.h"
57 #include "verbose_cursor.h"
62 using namespace ARDOUR;
66 using namespace Gtkmm2ext;
67 using namespace Editing;
69 /* XXX this is a hack. it ought to be the maximum value of an framepos_t */
71 const double max_canvas_coordinate = (double) JACK_MAX_FRAMES;
76 GType gnome_canvas_simpleline_get_type(void);
77 GType gnome_canvas_simplerect_get_type(void);
78 GType gnome_canvas_waveview_get_type(void);
79 GType gnome_canvas_imageframe_get_type(void);
83 static void ardour_canvas_type_init()
85 // Map gtypes to gtkmm wrapper-creation functions:
87 Glib::wrap_register(gnome_canvas_simpleline_get_type(), &Gnome::Canvas::SimpleLine_Class::wrap_new);
88 Glib::wrap_register(gnome_canvas_simplerect_get_type(), &Gnome::Canvas::SimpleRect_Class::wrap_new);
89 Glib::wrap_register(gnome_canvas_waveview_get_type(), &Gnome::Canvas::WaveView_Class::wrap_new);
90 // Glib::wrap_register(gnome_canvas_imageframe_get_type(), &Gnome::Canvas::ImageFrame_Class::wrap_new);
92 // Register the gtkmm gtypes:
94 (void) Gnome::Canvas::WaveView::get_type();
95 (void) Gnome::Canvas::SimpleLine::get_type();
96 (void) Gnome::Canvas::SimpleRect::get_type();
97 (void) Gnome::Canvas::ImageFrame::get_type();
101 Editor::initialize_canvas ()
103 if (getenv ("ARDOUR_NON_AA_CANVAS")) {
104 track_canvas = new ArdourCanvas::Canvas ();
106 track_canvas = new ArdourCanvas::CanvasAA ();
109 ArdourCanvas::init ();
110 ardour_canvas_type_init ();
112 /* don't try to center the canvas */
114 track_canvas->set_center_scroll_region (false);
115 track_canvas->set_dither (Gdk::RGB_DITHER_NONE);
117 gint phys_width = physical_screen_width (Glib::RefPtr<Gdk::Window>());
118 gint phys_height = physical_screen_height (Glib::RefPtr<Gdk::Window>());
120 _verbose_cursor = new VerboseCursor (this);
122 /* on the bottom, an image */
124 if (Profile->get_sae()) {
125 Image img (::get_icon (X_("saelogo")));
126 logo_item = new ArdourCanvas::Pixbuf (*track_canvas->root(), 0.0, 0.0, img.get_pixbuf());
127 // logo_item->property_height_in_pixels() = true;
128 // logo_item->property_width_in_pixels() = true;
129 // logo_item->property_height_set() = true;
130 // logo_item->property_width_set() = true;
134 /* a group to hold time (measure) lines */
135 time_line_group = new ArdourCanvas::Group (*track_canvas->root());
138 /*XXX please don't laugh. this actually improves canvas performance on osx */
139 bogus_background_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, max_canvas_coordinate/3, phys_height);
140 bogus_background_rect->property_outline_pixels() = 0;
142 transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, phys_height);
143 transport_loop_range_rect->property_outline_pixels() = 1;
144 transport_loop_range_rect->hide();
146 transport_punch_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, phys_height);
147 transport_punch_range_rect->property_outline_pixels() = 0;
148 transport_punch_range_rect->hide();
150 _background_group = new ArdourCanvas::Group (*track_canvas->root());
151 _master_group = new ArdourCanvas::Group (*track_canvas->root());
153 _trackview_group = new ArdourCanvas::Group (*_master_group);
154 _region_motion_group = new ArdourCanvas::Group (*_trackview_group);
156 meter_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
157 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, phys_width, timebar_height - 1);
158 meter_bar->property_outline_pixels() = 1;
159 meter_bar->property_outline_what() = 0x8;
161 tempo_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
162 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
163 tempo_bar->property_outline_pixels() = 1;
164 tempo_bar->property_outline_what() = 0x8;
166 range_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
167 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
168 range_marker_bar->property_outline_pixels() = 1;
169 range_marker_bar->property_outline_what() = 0x8;
171 transport_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
172 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
173 transport_marker_bar->property_outline_pixels() = 1;
174 transport_marker_bar->property_outline_what() = 0x8;
176 marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
177 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
178 marker_bar->property_outline_pixels() = 1;
179 marker_bar->property_outline_what() = 0x8;
181 cd_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
182 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, phys_width, (timebar_height - 1));
183 cd_marker_bar->property_outline_pixels() = 1;
184 cd_marker_bar->property_outline_what() = 0x8;
186 timebar_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
187 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
189 meter_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 5.0);
190 tempo_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 4.0);
191 range_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 3.0);
192 transport_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 2.0);
193 marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height);
194 cd_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, 0.0);
196 cd_marker_bar_drag_rect = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, 100, timebar_height);
197 cd_marker_bar_drag_rect->property_outline_pixels() = 0;
198 cd_marker_bar_drag_rect->hide ();
200 range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, 100, timebar_height);
201 range_bar_drag_rect->property_outline_pixels() = 0;
202 range_bar_drag_rect->hide ();
204 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, 100, timebar_height);
205 transport_bar_drag_rect->property_outline_pixels() = 0;
206 transport_bar_drag_rect->hide ();
208 transport_punchin_line = new ArdourCanvas::SimpleLine (*_master_group);
209 transport_punchin_line->property_x1() = 0.0;
210 transport_punchin_line->property_y1() = 0.0;
211 transport_punchin_line->property_x2() = 0.0;
212 transport_punchin_line->property_y2() = phys_height;
213 transport_punchin_line->hide ();
215 transport_punchout_line = new ArdourCanvas::SimpleLine (*_master_group);
216 transport_punchout_line->property_x1() = 0.0;
217 transport_punchout_line->property_y1() = 0.0;
218 transport_punchout_line->property_x2() = 0.0;
219 transport_punchout_line->property_y2() = phys_height;
220 transport_punchout_line->hide();
222 // used to show zoom mode active zooming
223 zoom_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
224 zoom_rect->property_outline_pixels() = 1;
227 zoom_rect->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
229 // used as rubberband rect
230 rubberband_rect = new ArdourCanvas::SimpleRect (*_trackview_group, 0.0, 0.0, 0.0, 0.0);
232 rubberband_rect->property_outline_pixels() = 1;
233 rubberband_rect->hide();
235 tempo_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
236 meter_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
237 marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
238 cd_marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
239 range_marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
240 transport_marker_bar->signal_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
242 playhead_cursor = new EditorCursor (*this, &Editor::canvas_playhead_cursor_event);
245 logo_item->lower_to_bottom ();
247 /* need to handle 4 specific types of events as catch-alls */
249 track_canvas->signal_scroll_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_scroll_event));
250 track_canvas->signal_motion_notify_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_motion_notify_event));
251 track_canvas->signal_button_press_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_button_press_event));
252 track_canvas->signal_button_release_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_button_release_event));
253 track_canvas->signal_drag_motion().connect (sigc::mem_fun (*this, &Editor::track_canvas_drag_motion));
254 track_canvas->signal_key_press_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_key_press));
255 track_canvas->signal_key_release_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_key_release));
257 track_canvas->set_name ("EditorMainCanvas");
258 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK | Gdk::SCROLL_MASK | Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
259 track_canvas->signal_leave_notify_event().connect (sigc::mem_fun(*this, &Editor::left_track_canvas), false);
260 track_canvas->signal_enter_notify_event().connect (sigc::mem_fun(*this, &Editor::entered_track_canvas), false);
261 track_canvas->set_flags (CAN_FOCUS);
263 /* set up drag-n-drop */
265 vector<TargetEntry> target_table;
267 // Drag-N-Drop from the region list can generate this target
268 target_table.push_back (TargetEntry ("regions"));
270 target_table.push_back (TargetEntry ("text/plain"));
271 target_table.push_back (TargetEntry ("text/uri-list"));
272 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
274 track_canvas->drag_dest_set (target_table);
275 track_canvas->signal_drag_data_received().connect (sigc::mem_fun(*this, &Editor::track_canvas_drag_data_received));
277 track_canvas->signal_size_allocate().connect (sigc::mem_fun(*this, &Editor::track_canvas_allocate));
279 ColorsChanged.connect (sigc::mem_fun (*this, &Editor::color_handler));
285 Editor::track_canvas_allocate (Gtk::Allocation alloc)
287 canvas_allocation = alloc;
288 track_canvas_size_allocated ();
292 Editor::track_canvas_size_allocated ()
294 bool height_changed = _canvas_height != canvas_allocation.get_height();
296 _canvas_width = canvas_allocation.get_width();
297 _canvas_height = canvas_allocation.get_height();
300 TrackViewList::iterator i;
302 for (i = track_views.begin(); i != track_views.end(); ++i) {
303 (*i)->clip_to_viewport ();
307 if (height_changed) {
308 if (playhead_cursor) {
309 playhead_cursor->set_length (_canvas_height);
312 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
313 i->second->canvas_height_set (_canvas_height);
316 vertical_adjustment.set_page_size (_canvas_height);
317 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
318 if ((vertical_adjustment.get_value() + _canvas_height) >= vertical_adjustment.get_upper()) {
320 We're increasing the size of the canvas while the bottom is visible.
321 We scroll down to keep in step with the controls layout.
323 vertical_adjustment.set_value (full_canvas_height - _canvas_height);
327 update_fixed_rulers();
328 redisplay_tempo (false);
329 _summary->set_overlays_dirty ();
335 Editor::reset_controls_layout_width ()
340 edit_controls_vbox.size_request (req);
343 if (_group_tabs->is_mapped()) {
344 _group_tabs->size_request (req);
348 /* the controls layout has no horizontal scrolling, its visible
349 width is always equal to the total width of its contents.
352 controls_layout.property_width() = w;
353 controls_layout.property_width_request() = w;
357 Editor::reset_controls_layout_height (int32_t h)
359 /* set the height of the scrollable area (i.e. the sum of all contained widgets)
362 controls_layout.property_height() = h;
364 /* size request is set elsewhere, see ::track_canvas_allocate() */
368 Editor::track_canvas_map_handler (GdkEventAny* /*ev*/)
370 if (current_canvas_cursor) {
371 set_canvas_cursor (current_canvas_cursor);
376 /** This is called when something is dropped onto the track canvas */
378 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
380 const SelectionData& data,
381 guint info, guint time)
383 if (data.get_target() == "regions") {
384 drop_regions (context, x, y, data, info, time);
386 drop_paths (context, x, y, data, info, time);
391 Editor::idle_drop_paths (vector<string> paths, framepos_t frame, double ypos)
393 drop_paths_part_two (paths, frame, ypos);
398 Editor::drop_paths_part_two (const vector<string>& paths, framepos_t frame, double ypos)
400 RouteTimeAxisView* tv;
402 std::pair<TimeAxisView*, int> const tvp = trackview_by_y_position (ypos);
403 if (tvp.first == 0) {
405 /* drop onto canvas background: create new tracks */
409 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
410 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
412 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
415 } else if ((tv = dynamic_cast<RouteTimeAxisView*> (tvp.first)) != 0) {
417 /* check that its an audio track, not a bus */
420 /* select the track, then embed/import */
423 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
424 do_import (paths, Editing::ImportSerializeFiles, Editing::ImportToTrack, SrcBest, frame);
426 do_embed (paths, Editing::ImportSerializeFiles, ImportToTrack, frame);
433 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
435 const SelectionData& data,
436 guint info, guint time)
438 vector<string> paths;
445 if (convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
447 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
450 track_canvas->window_to_world (x, y, wx, wy);
452 ev.type = GDK_BUTTON_RELEASE;
456 frame = event_frame (&ev, 0, &cy);
461 /* We are not allowed to call recursive main event loops from within
462 the main event loop with GTK/Quartz. Since import/embed wants
463 to push up a progress dialog, defer all this till we go idle.
465 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun (*this, &Editor::idle_drop_paths), paths, frame, cy));
467 drop_paths_part_two (paths, frame, cy);
471 context->drag_finish (true, false, time);
475 Editor::drop_regions (const RefPtr<Gdk::DragContext>& /*context*/,
476 int /*x*/, int /*y*/,
477 const SelectionData& /*data*/,
478 guint /*info*/, guint /*time*/)
480 _drags->end_grab (0);
483 /** If the editor window is arranged such that the edge of the trackview is right up
484 * against the edge of the screen, autoscroll will not work very well. In this situation,
485 * we start autoscrolling some distance in from the right-hand-side of the screen edge;
486 * this is the distance at which that happens.
489 Editor::autoscroll_fudge_threshold () const
491 return current_page_frames() / 6;
494 /** @param allow_horiz true to allow horizontal autoscroll, otherwise false.
495 * @param allow_vert true to allow vertical autoscroll, otherwise false.
496 * @param moving_left true if we are moving left, so we only want to autoscroll on the left of the canvas,
497 * otherwise false, so we only want to autoscroll on the right of the canvas.
498 * @param moving_up true if we are moving up, so we only want to autoscroll at the top of the canvas,
499 * otherwise false, so we only want to autoscroll at the bottom of the canvas.
502 Editor::maybe_autoscroll (bool allow_horiz, bool allow_vert, bool moving_left, bool moving_up)
504 bool startit = false;
506 /* Work out the distance between the right hand edge of the trackview and the edge of
507 the monitor that it is on.
510 Glib::RefPtr<Gdk::Window> gdk_window = get_window ();
511 Gdk::Rectangle window_rect;
512 gdk_window->get_frame_extents (window_rect);
514 Glib::RefPtr<Gdk::Screen> screen = get_screen ();
515 Gdk::Rectangle root_rect;
516 screen->get_root_window()->get_frame_extents (root_rect);
518 Gtk::Allocation editor_list = _the_notebook.get_allocation ();
520 framecnt_t distance = pixel_to_frame (root_rect.get_x() + root_rect.get_width() - window_rect.get_x() - window_rect.get_width());
521 if (_the_notebook.is_visible ()) {
522 distance += pixel_to_frame (editor_list.get_width());
525 /* Note whether we're fudging the autoscroll (see autoscroll_fudge_threshold) */
526 _autoscroll_fudging = (distance < autoscroll_fudge_threshold ());
528 double const ty = _drags->current_pointer_y() - get_trackview_group_vertical_offset ();
532 if (ty < canvas_timebars_vsize && moving_up && allow_vert) {
535 } else if (ty > _canvas_height && !moving_up && allow_vert) {
540 framepos_t rightmost_frame = leftmost_frame + current_page_frames();
541 if (_autoscroll_fudging) {
542 rightmost_frame -= autoscroll_fudge_threshold ();
545 if (_drags->current_pointer_frame() > rightmost_frame && allow_horiz) {
546 if (rightmost_frame < max_framepos && !moving_left) {
550 } else if (_drags->current_pointer_frame() < leftmost_frame && allow_horiz) {
551 if (leftmost_frame > 0 && moving_left) {
557 if (autoscroll_active && ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0))) {
558 stop_canvas_autoscroll ();
561 if (startit && autoscroll_timeout_tag < 0) {
562 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
565 last_autoscroll_x = autoscroll_x;
566 last_autoscroll_y = autoscroll_y;
570 Editor::_autoscroll_canvas (void *arg)
572 return ((Editor *) arg)->autoscroll_canvas ();
576 Editor::autoscroll_canvas ()
578 framepos_t new_frame;
579 framepos_t limit = max_framepos - current_page_frames();
584 if (autoscroll_x_distance != 0) {
586 if (autoscroll_x > 0) {
587 autoscroll_x_distance = (_drags->current_pointer_frame() - (leftmost_frame + current_page_frames())) / 3;
588 if (_autoscroll_fudging) {
589 autoscroll_x_distance += autoscroll_fudge_threshold () / 3;
591 } else if (autoscroll_x < 0) {
592 autoscroll_x_distance = (leftmost_frame - _drags->current_pointer_frame()) / 3;
597 if (autoscroll_y_distance != 0) {
598 if (autoscroll_y > 0) {
599 autoscroll_y_distance = (_drags->current_pointer_y() - (get_trackview_group_vertical_offset() + _canvas_height)) / 3;
600 } else if (autoscroll_y < 0) {
602 autoscroll_y_distance = (vertical_adjustment.get_value () - _drags->current_pointer_y()) / 3;
606 if (autoscroll_x < 0) {
607 if (leftmost_frame < autoscroll_x_distance) {
610 new_frame = leftmost_frame - autoscroll_x_distance;
612 } else if (autoscroll_x > 0) {
613 if (leftmost_frame > limit - autoscroll_x_distance) {
616 new_frame = leftmost_frame + autoscroll_x_distance;
619 new_frame = leftmost_frame;
622 double vertical_pos = vertical_adjustment.get_value();
624 if (autoscroll_y < 0) {
626 if (vertical_pos < autoscroll_y_distance) {
629 new_pixel = vertical_pos - autoscroll_y_distance;
632 target_pixel = _drags->current_pointer_y() - autoscroll_y_distance;
633 target_pixel = max (target_pixel, 0.0);
635 } else if (autoscroll_y > 0) {
637 double top_of_bottom_of_canvas = full_canvas_height - _canvas_height;
639 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
640 new_pixel = full_canvas_height;
642 new_pixel = vertical_pos + autoscroll_y_distance;
645 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
647 target_pixel = _drags->current_pointer_y() + autoscroll_y_distance;
649 /* don't move to the full canvas height because the item will be invisible
650 (its top edge will line up with the bottom of the visible canvas.
653 target_pixel = min (target_pixel, full_canvas_height - 10);
656 target_pixel = _drags->current_pointer_y();
657 new_pixel = vertical_pos;
660 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
665 if (new_frame != leftmost_frame) {
666 reset_x_origin (new_frame);
669 vertical_adjustment.set_value (new_pixel);
673 Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
675 Gdk::ModifierType mask;
676 canvas_window->get_pointer (x, y, mask);
677 ev.type = GDK_MOTION_NOTIFY;
678 ev.state = Gdk::BUTTON1_MASK;
682 motion_handler (0, (GdkEvent*) &ev, true);
686 if (autoscroll_cnt == 1) {
688 /* connect the timeout so that we get called repeatedly */
690 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
699 Editor::start_canvas_autoscroll (int dx, int dy)
701 if (!_session || autoscroll_active) {
705 stop_canvas_autoscroll ();
707 autoscroll_active = true;
710 autoscroll_x_distance = (framepos_t) floor (current_page_frames()/50.0);
711 autoscroll_y_distance = fabs (dy * 5); /* pixels */
714 /* do it right now, which will start the repeated callbacks */
716 autoscroll_canvas ();
720 Editor::stop_canvas_autoscroll ()
722 if (autoscroll_timeout_tag >= 0) {
723 g_source_remove (autoscroll_timeout_tag);
724 autoscroll_timeout_tag = -1;
727 autoscroll_active = false;
731 Editor::left_track_canvas (GdkEventCrossing */*ev*/)
734 within_track_canvas = false;
735 //cerr << "left track canvas\n";
736 set_entered_track (0);
737 set_entered_regionview (0);
738 reset_canvas_action_sensitivity (false);
743 Editor::entered_track_canvas (GdkEventCrossing */*ev*/)
745 //cerr << "entered track canvas\n";
746 within_track_canvas = true;
747 reset_canvas_action_sensitivity (true);
752 Editor::ensure_time_axis_view_is_visible (const TimeAxisView& tav)
754 double begin = tav.y_position();
756 double v = vertical_adjustment.get_value ();
758 if (begin < v || begin + tav.current_height() > v + _canvas_height - canvas_timebars_vsize) {
759 /* try to put the TimeAxisView roughly central */
760 if (begin >= _canvas_height/2.0) {
761 begin -= _canvas_height/2.0;
763 vertical_adjustment.set_value (begin);
768 Editor::tie_vertical_scrolling ()
770 scroll_canvas_vertically ();
772 /* this will do an immediate redraw */
774 controls_layout.get_vadjustment()->set_value (vertical_adjustment.get_value());
776 if (pending_visual_change.idle_handler_id < 0) {
777 _summary->set_overlays_dirty ();
782 Editor::set_horizontal_position (double p)
784 /* horizontal scrolling only */
785 double x1, y1, x2, y2, x_delta;
786 _master_group->get_bounds (x1, y1, x2, y2);
788 x_delta = - (x1 + p);
790 _master_group->move (x_delta, 0);
791 timebar_group->move (x_delta, 0);
792 time_line_group->move (x_delta, 0);
793 cursor_group->move (x_delta, 0);
795 leftmost_frame = (framepos_t) floor (p * frames_per_unit);
797 update_fixed_rulers ();
798 redisplay_tempo (true);
800 if (pending_visual_change.idle_handler_id < 0) {
801 _summary->set_overlays_dirty ();
804 HorizontalPositionChanged (); /* EMIT SIGNAL */
807 if (!autoscroll_active && !_stationary_playhead) {
808 /* force rulers and canvas to move in lock step */
809 while (gtk_events_pending ()) {
810 gtk_main_iteration ();
818 Editor::scroll_canvas_vertically ()
820 /* vertical scrolling only */
824 y_delta = last_trackview_group_vertical_offset - get_trackview_group_vertical_offset ();
825 _trackview_group->move (0, y_delta);
826 _background_group->move (0, y_delta);
828 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
829 (*i)->clip_to_viewport ();
831 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
832 /* required to keep the controls_layout in lock step with the canvas group */
833 update_canvas_now ();
837 Editor::color_handler()
839 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
840 _verbose_cursor->set_color (ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get());
842 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
843 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
845 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
846 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
848 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
849 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
851 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
852 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
854 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
855 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
857 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
858 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
860 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
861 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
863 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
864 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
866 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
867 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
869 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
870 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
872 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
873 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
875 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
876 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
878 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
879 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
881 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
882 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
884 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
885 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
886 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
887 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
888 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
890 refresh_location_display ();
892 redisplay_tempo (true);
895 _session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
900 Editor::flush_canvas ()
903 update_canvas_now ();
904 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);
909 Editor::update_canvas_now ()
911 /* GnomeCanvas has a bug whereby if its idle handler is not scheduled between
912 two calls to update_now, an assert will trip. This wrapper works around
913 that problem by only calling update_now if the assert will not trip.
915 I think the GC bug is due to the fact that its code will reset need_update
916 and need_redraw to FALSE without checking to see if an idle handler is scheduled.
917 If one is scheduled, GC should probably remove it.
920 GnomeCanvas* c = track_canvas->gobj ();
921 if (c->need_update || c->need_redraw) {
922 track_canvas->update_now ();
927 Editor::horizontal_position () const
929 return frame_to_unit (leftmost_frame);
933 Editor::set_canvas_cursor (Gdk::Cursor* cursor, bool save)
936 current_canvas_cursor = cursor;
939 Glib::RefPtr<Gdk::Window> win = track_canvas->get_window();
942 track_canvas->get_window()->set_cursor (*cursor);
947 Editor::track_canvas_key_press (GdkEventKey*)
949 /* XXX: event does not report the modifier key pressed down, AFAICS, so use the Keyboard object instead */
950 if (mouse_mode == Editing::MouseZoom && Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
951 set_canvas_cursor (_cursors->zoom_out, true);
958 Editor::track_canvas_key_release (GdkEventKey*)
960 if (mouse_mode == Editing::MouseZoom && !Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
961 set_canvas_cursor (_cursors->zoom_in, true);