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.
20 #include <libgnomecanvasmm/init.h>
21 #include <libgnomecanvasmm/pixbuf.h>
22 #include <jack/types.h>
23 #include <gtkmm2ext/utils.h>
25 #include "ardour/profile.h"
27 #include "ardour_ui.h"
30 #include "simplerect.h"
31 #include "simpleline.h"
32 #include "imageframe.h"
33 #include "waveview_p.h"
34 #include "simplerect_p.h"
35 #include "simpleline_p.h"
36 #include "imageframe_p.h"
37 #include "canvas_impl.h"
39 #include "rgb_macros.h"
41 #include "audio_time_axis.h"
42 #include "editor_drag.h"
43 #include "region_view.h"
44 #include "editor_group_tabs.h"
45 #include "editor_routes.h"
51 using namespace ARDOUR;
55 using namespace Gtkmm2ext;
56 using namespace Editing;
58 /* XXX this is a hack. it ought to be the maximum value of an nframes64_t */
60 const double max_canvas_coordinate = (double) JACK_MAX_FRAMES;
65 GType gnome_canvas_simpleline_get_type(void);
66 GType gnome_canvas_simplerect_get_type(void);
67 GType gnome_canvas_waveview_get_type(void);
68 GType gnome_canvas_imageframe_get_type(void);
72 static void ardour_canvas_type_init()
74 // Map gtypes to gtkmm wrapper-creation functions:
76 Glib::wrap_register(gnome_canvas_simpleline_get_type(), &Gnome::Canvas::SimpleLine_Class::wrap_new);
77 Glib::wrap_register(gnome_canvas_simplerect_get_type(), &Gnome::Canvas::SimpleRect_Class::wrap_new);
78 Glib::wrap_register(gnome_canvas_waveview_get_type(), &Gnome::Canvas::WaveView_Class::wrap_new);
79 // Glib::wrap_register(gnome_canvas_imageframe_get_type(), &Gnome::Canvas::ImageFrame_Class::wrap_new);
81 // Register the gtkmm gtypes:
83 (void) Gnome::Canvas::WaveView::get_type();
84 (void) Gnome::Canvas::SimpleLine::get_type();
85 (void) Gnome::Canvas::SimpleRect::get_type();
86 (void) Gnome::Canvas::ImageFrame::get_type();
90 Editor::initialize_canvas ()
92 if (getenv ("ARDOUR_NON_AA_CANVAS")) {
93 track_canvas = new ArdourCanvas::Canvas ();
95 track_canvas = new ArdourCanvas::CanvasAA ();
98 ArdourCanvas::init ();
99 ardour_canvas_type_init ();
101 /* don't try to center the canvas */
103 track_canvas->set_center_scroll_region (false);
104 track_canvas->set_dither (Gdk::RGB_DITHER_NONE);
106 Glib::RefPtr<Gdk::Screen> screen = get_screen();
109 screen = Gdk::Screen::get_default();
111 physical_screen_width = screen->get_width ();
112 physical_screen_height = screen->get_height ();
114 /* stuff for the verbose canvas cursor */
116 Pango::FontDescription* font = get_font_for_style (N_("VerboseCanvasCursor"));
118 verbose_canvas_cursor = new ArdourCanvas::Text (*track_canvas->root());
119 verbose_canvas_cursor->property_font_desc() = *font;
120 verbose_canvas_cursor->property_anchor() = ANCHOR_NW;
124 verbose_cursor_visible = false;
126 /* on the bottom, an image */
128 if (Profile->get_sae()) {
129 Image img (::get_icon (X_("saelogo")));
130 logo_item = new ArdourCanvas::Pixbuf (*track_canvas->root(), 0.0, 0.0, img.get_pixbuf());
131 // logo_item->property_height_in_pixels() = true;
132 // logo_item->property_width_in_pixels() = true;
133 // logo_item->property_height_set() = true;
134 // logo_item->property_width_set() = true;
138 /* a group to hold time (measure) lines */
139 time_line_group = new ArdourCanvas::Group (*track_canvas->root());
142 /*XXX please don't laugh. this actually improves canvas performance on osx */
143 bogus_background_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, max_canvas_coordinate/3, physical_screen_height);
144 bogus_background_rect->property_outline_pixels() = 0;
146 transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, physical_screen_height);
147 transport_loop_range_rect->property_outline_pixels() = 1;
148 transport_loop_range_rect->hide();
150 transport_punch_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, physical_screen_height);
151 transport_punch_range_rect->property_outline_pixels() = 0;
152 transport_punch_range_rect->hide();
154 _background_group = new ArdourCanvas::Group (*track_canvas->root());
155 _master_group = new ArdourCanvas::Group (*track_canvas->root());
157 _trackview_group = new ArdourCanvas::Group (*_master_group);
158 _region_motion_group = new ArdourCanvas::Group (*_trackview_group);
160 meter_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
161 if (Profile->get_sae()) {
162 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, physical_screen_width, timebar_height - 1);
163 meter_bar->property_outline_pixels() = 1;
165 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, physical_screen_width, timebar_height);
166 meter_bar->property_outline_pixels() = 0;
168 meter_bar->property_outline_what() = (0x1 | 0x8);
170 tempo_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
171 if (Profile->get_sae()) {
172 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
173 tempo_bar->property_outline_pixels() = 1;
175 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
176 tempo_bar->property_outline_pixels() = 0;
178 tempo_bar->property_outline_what() = (0x1 | 0x8);
180 range_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
181 if (Profile->get_sae()) {
182 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
183 range_marker_bar->property_outline_pixels() = 1;
185 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
186 range_marker_bar->property_outline_pixels() = 0;
188 range_marker_bar->property_outline_what() = (0x1 | 0x8);
190 transport_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
191 if (Profile->get_sae()) {
192 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
193 transport_marker_bar->property_outline_pixels() = 1;
195 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
196 transport_marker_bar->property_outline_pixels() = 0;
198 transport_marker_bar->property_outline_what() = (0x1 | 0x8);
200 marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
201 if (Profile->get_sae()) {
202 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
203 marker_bar->property_outline_pixels() = 1;
205 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
206 marker_bar->property_outline_pixels() = 0;
208 marker_bar->property_outline_what() = (0x1 | 0x8);
210 cd_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
211 if (Profile->get_sae()) {
212 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
213 cd_marker_bar->property_outline_pixels() = 1;
215 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
216 cd_marker_bar->property_outline_pixels() = 0;
218 cd_marker_bar->property_outline_what() = (0x1 | 0x8);
220 timebar_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
221 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
223 meter_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 5.0);
224 tempo_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 4.0);
225 range_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 3.0);
226 transport_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 2.0);
227 marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height);
228 cd_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, 0.0);
230 cd_marker_bar_drag_rect = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, 100, timebar_height);
231 cd_marker_bar_drag_rect->property_outline_pixels() = 0;
232 cd_marker_bar_drag_rect->hide ();
234 range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, 100, timebar_height);
235 range_bar_drag_rect->property_outline_pixels() = 0;
236 range_bar_drag_rect->hide ();
238 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, 100, timebar_height);
239 transport_bar_drag_rect->property_outline_pixels() = 0;
240 transport_bar_drag_rect->hide ();
242 transport_punchin_line = new ArdourCanvas::SimpleLine (*_master_group);
243 transport_punchin_line->property_x1() = 0.0;
244 transport_punchin_line->property_y1() = 0.0;
245 transport_punchin_line->property_x2() = 0.0;
246 transport_punchin_line->property_y2() = physical_screen_height;
247 transport_punchin_line->hide ();
249 transport_punchout_line = new ArdourCanvas::SimpleLine (*_master_group);
250 transport_punchout_line->property_x1() = 0.0;
251 transport_punchout_line->property_y1() = 0.0;
252 transport_punchout_line->property_x2() = 0.0;
253 transport_punchout_line->property_y2() = physical_screen_height;
254 transport_punchout_line->hide();
256 // used to show zoom mode active zooming
257 zoom_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
258 zoom_rect->property_outline_pixels() = 1;
261 zoom_rect->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
263 // used as rubberband rect
264 rubberband_rect = new ArdourCanvas::SimpleRect (*_trackview_group, 0.0, 0.0, 0.0, 0.0);
266 rubberband_rect->property_outline_pixels() = 1;
267 rubberband_rect->hide();
269 tempo_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
270 meter_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
271 marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
272 cd_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
273 range_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
274 transport_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
276 playhead_cursor = new EditorCursor (*this, &Editor::canvas_playhead_cursor_event);
279 logo_item->lower_to_bottom ();
281 /* need to handle 4 specific types of events as catch-alls */
283 track_canvas->signal_scroll_event().connect (mem_fun (*this, &Editor::track_canvas_scroll_event));
284 track_canvas->signal_motion_notify_event().connect (mem_fun (*this, &Editor::track_canvas_motion_notify_event));
285 track_canvas->signal_button_press_event().connect (mem_fun (*this, &Editor::track_canvas_button_press_event));
286 track_canvas->signal_button_release_event().connect (mem_fun (*this, &Editor::track_canvas_button_release_event));
287 track_canvas->signal_drag_motion().connect (mem_fun (*this, &Editor::track_canvas_drag_motion));
289 track_canvas->set_name ("EditorMainCanvas");
290 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK|Gdk::SCROLL_MASK);
291 track_canvas->signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
292 track_canvas->signal_enter_notify_event().connect (mem_fun(*this, &Editor::entered_track_canvas));
293 track_canvas->set_flags (CAN_FOCUS);
295 /* set up drag-n-drop */
297 vector<TargetEntry> target_table;
299 // Drag-N-Drop from the region list can generate this target
300 target_table.push_back (TargetEntry ("regions"));
302 target_table.push_back (TargetEntry ("text/plain"));
303 target_table.push_back (TargetEntry ("text/uri-list"));
304 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
306 track_canvas->drag_dest_set (target_table);
307 track_canvas->signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
309 track_canvas->signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
311 ColorsChanged.connect (mem_fun (*this, &Editor::color_handler));
317 Editor::track_canvas_allocate (Gtk::Allocation alloc)
319 canvas_allocation = alloc;
320 track_canvas_size_allocated ();
324 Editor::track_canvas_size_allocated ()
326 bool height_changed = _canvas_height != canvas_allocation.get_height();
328 _canvas_width = canvas_allocation.get_width();
329 _canvas_height = canvas_allocation.get_height();
332 TrackViewList::iterator i;
335 for (i = track_views.begin(); i != track_views.end(); ++i) {
336 height += (*i)->effective_height ();
337 (*i)->clip_to_viewport ();
340 full_canvas_height = height + canvas_timebars_vsize;
343 if (height_changed) {
344 if (playhead_cursor) {
345 playhead_cursor->set_length (_canvas_height);
348 for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
349 (*x)->set_line_vpos (0, _canvas_height);
352 vertical_adjustment.set_page_size (_canvas_height);
353 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
354 if ((vertical_adjustment.get_value() + _canvas_height) >= vertical_adjustment.get_upper()) {
356 We're increasing the size of the canvas while the bottom is visible.
357 We scroll down to keep in step with the controls layout.
359 vertical_adjustment.set_value (full_canvas_height - _canvas_height);
363 handle_new_duration ();
364 reset_hscrollbar_stepping ();
365 update_fixed_rulers();
366 redisplay_tempo (false);
367 _summary->set_overlays_dirty ();
369 Resized (); /* EMIT_SIGNAL */
375 Editor::controls_layout_size_request (Requisition* req)
378 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
379 pos += (*i)->effective_height ();
380 (*i)->clip_to_viewport ();
383 gint height = min ((gint) pos, (gint) (physical_screen_height - 600));
385 bool changed = false;
387 gint w = edit_controls_vbox.get_width();
388 if (_group_tabs->is_mapped()) {
389 w += _group_tabs->get_width ();
392 gint width = max (w, controls_layout.get_width());
394 /* don't get too big. the fudge factors here are just guesses */
396 width = min (width, (gint) (physical_screen_width - 300));
398 if ((req->width != width) || (req->height != height)) {
400 controls_layout_size_request_connection.disconnect ();
403 if (req->width != width) {
404 gint vbox_width = edit_controls_vbox.get_width();
405 if (_group_tabs->is_mapped()) {
406 vbox_width += _group_tabs->get_width();
410 /* this one is important: it determines how big the layout thinks it really is, as
411 opposed to what it displays on the screen
413 controls_layout.property_width () = vbox_width;
414 controls_layout.property_width_request () = vbox_width;
416 // time_button_event_box.property_width_request () = vbox_width;
417 // zoom_box.property_width_request () = vbox_width;
420 if (req->height != height) {
421 req->height = height;
422 controls_layout.property_height () = (guint) floor (pos);
423 controls_layout.property_height_request () = height;
427 controls_layout_size_request_connection = controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
429 //cerr << "sizes = " << req->width << " " << edit_controls_vbox.get_width() << " " << controls_layout.get_width() << " " << zoom_box.get_width() << " " << time_button_frame.get_width() << endl;//DEBUG
433 Editor::track_canvas_map_handler (GdkEventAny* /*ev*/)
435 if (current_canvas_cursor) {
436 track_canvas->get_window()->set_cursor (*current_canvas_cursor);
442 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
444 const SelectionData& data,
445 guint info, guint time)
447 if (data.get_target() == "regions") {
448 drop_regions (context, x, y, data, info, time);
450 drop_paths (context, x, y, data, info, time);
455 Editor::idle_drop_paths (vector<ustring> paths, nframes64_t frame, double ypos)
457 drop_paths_part_two (paths, frame, ypos);
462 Editor::drop_paths_part_two (const vector<ustring>& paths, nframes64_t frame, double ypos)
464 RouteTimeAxisView* tv;
466 std::pair<TimeAxisView*, int> const tvp = trackview_by_y_position (ypos);
467 if (tvp.first == 0) {
469 /* drop onto canvas background: create new tracks */
473 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
474 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
476 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
479 } else if ((tv = dynamic_cast<RouteTimeAxisView*> (tvp.first)) != 0) {
481 /* check that its an audio track, not a bus */
483 if (tv->get_diskstream()) {
484 /* select the track, then embed/import */
487 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
488 do_import (paths, Editing::ImportSerializeFiles, Editing::ImportToTrack, SrcBest, frame);
490 do_embed (paths, Editing::ImportSerializeFiles, ImportToTrack, frame);
497 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
499 const SelectionData& data,
500 guint info, guint time)
502 vector<ustring> paths;
509 if (convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
511 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
514 track_canvas->window_to_world (x, y, wx, wy);
516 ev.type = GDK_BUTTON_RELEASE;
520 frame = event_frame (&ev, 0, &cy);
525 /* We are not allowed to call recursive main event loops from within
526 the main event loop with GTK/Quartz. Since import/embed wants
527 to push up a progress dialog, defer all this till we go idle.
529 Glib::signal_idle().connect (bind (mem_fun (*this, &Editor::idle_drop_paths), paths, frame, cy));
531 drop_paths_part_two (paths, frame, cy);
535 context->drag_finish (true, false, time);
539 Editor::drop_regions (const RefPtr<Gdk::DragContext>& /*context*/,
540 int /*x*/, int /*y*/,
541 const SelectionData& /*data*/,
542 guint /*info*/, guint /*time*/)
551 Editor::maybe_autoscroll (GdkEventMotion* event, bool allow_vert)
553 nframes64_t rightmost_frame = leftmost_frame + current_page_frames();
554 nframes64_t frame = _drag->current_pointer_frame();
555 bool startit = false;
559 if (event->y < canvas_timebars_vsize && allow_vert) {
562 } else if (event->y > _canvas_height) {
567 if (frame > rightmost_frame) {
569 if (rightmost_frame < max_frames) {
574 } else if (frame < leftmost_frame) {
575 if (leftmost_frame > 0) {
582 if (!allow_vertical_scroll) {
586 if ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0)) {
587 stop_canvas_autoscroll ();
590 if (startit && autoscroll_timeout_tag < 0) {
591 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
594 last_autoscroll_x = autoscroll_x;
595 last_autoscroll_y = autoscroll_y;
599 Editor::_autoscroll_canvas (void *arg)
601 return ((Editor *) arg)->autoscroll_canvas ();
605 Editor::autoscroll_canvas ()
607 nframes64_t new_frame;
608 nframes64_t limit = max_frames - current_page_frames();
615 if (autoscroll_x_distance != 0) {
616 if (autoscroll_x > 0) {
617 autoscroll_x_distance = (unit_to_frame (_drag->current_pointer_x()) - (leftmost_frame + current_page_frames())) / 3;
618 } else if (autoscroll_x < 0) {
619 autoscroll_x_distance = (leftmost_frame - unit_to_frame (_drag->current_pointer_x())) / 3;
624 if (autoscroll_y_distance != 0) {
625 if (autoscroll_y > 0) {
626 autoscroll_y_distance = (_drag->current_pointer_y() - (get_trackview_group_vertical_offset() + _canvas_height)) / 3;
627 } else if (autoscroll_y < 0) {
629 autoscroll_y_distance = (vertical_adjustment.get_value () - _drag->current_pointer_y()) / 3;
633 if (autoscroll_x < 0) {
634 if (leftmost_frame < autoscroll_x_distance) {
637 new_frame = leftmost_frame - autoscroll_x_distance;
639 } else if (autoscroll_x > 0) {
640 if (leftmost_frame > limit - autoscroll_x_distance) {
643 new_frame = leftmost_frame + autoscroll_x_distance;
646 new_frame = leftmost_frame;
649 double vertical_pos = vertical_adjustment.get_value();
651 if (autoscroll_y < 0) {
653 if (vertical_pos < autoscroll_y_distance) {
656 new_pixel = vertical_pos - autoscroll_y_distance;
659 target_pixel = _drag->current_pointer_y() - autoscroll_y_distance;
660 target_pixel = max (target_pixel, 0.0);
662 } else if (autoscroll_y > 0) {
664 double top_of_bottom_of_canvas = full_canvas_height - _canvas_height;
666 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
667 new_pixel = full_canvas_height;
669 new_pixel = vertical_pos + autoscroll_y_distance;
672 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
674 target_pixel = _drag->current_pointer_y() + autoscroll_y_distance;
676 /* don't move to the full canvas height because the item will be invisible
677 (its top edge will line up with the bottom of the visible canvas.
680 target_pixel = min (target_pixel, full_canvas_height - 10);
683 target_pixel = _drag->current_pointer_y();
684 new_pixel = vertical_pos;
687 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
692 if (new_frame != leftmost_frame) {
693 reset_x_origin (new_frame);
696 vertical_adjustment.set_value (new_pixel);
700 Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
702 Gdk::ModifierType mask;
703 canvas_window->get_pointer (x, y, mask);
704 ev.type = GDK_MOTION_NOTIFY;
705 ev.state &= Gdk::BUTTON1_MASK;
709 motion_handler (_drag->item(), (GdkEvent*) &ev, true);
713 if (autoscroll_cnt == 1) {
715 /* connect the timeout so that we get called repeatedly */
717 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
726 Editor::start_canvas_autoscroll (int dx, int dy)
728 if (!session || autoscroll_active) {
732 stop_canvas_autoscroll ();
734 autoscroll_active = true;
737 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/50.0);
738 autoscroll_y_distance = fabs (dy * 5); /* pixels */
741 /* do it right now, which will start the repeated callbacks */
743 autoscroll_canvas ();
747 Editor::stop_canvas_autoscroll ()
750 if (autoscroll_timeout_tag >= 0) {
751 g_source_remove (autoscroll_timeout_tag);
752 autoscroll_timeout_tag = -1;
755 autoscroll_active = false;
759 Editor::left_track_canvas (GdkEventCrossing */*ev*/)
761 set_entered_track (0);
762 set_entered_regionview (0);
763 reset_canvas_action_sensitivity (false);
768 Editor::entered_track_canvas (GdkEventCrossing */*ev*/)
770 reset_canvas_action_sensitivity (true);
775 Editor::tie_vertical_scrolling ()
777 scroll_canvas_vertically ();
779 /* this will do an immediate redraw */
781 controls_layout.get_vadjustment()->set_value (vertical_adjustment.get_value());
783 if (pending_visual_change.idle_handler_id < 0) {
784 _summary->set_overlays_dirty ();
789 Editor::scroll_canvas_horizontally ()
791 /* horizontal scrolling only */
792 double x1, y1, x2, y2, x_delta;
793 _master_group->get_bounds (x1, y1, x2, y2);
795 x_delta = - (x1 + horizontal_adjustment.get_value());
797 _master_group->move (x_delta, 0);
798 timebar_group->move (x_delta, 0);
799 time_line_group->move (x_delta, 0);
800 cursor_group->move (x_delta, 0);
802 leftmost_frame = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
804 update_fixed_rulers ();
805 redisplay_tempo (true);
807 if (pending_visual_change.idle_handler_id < 0) {
808 _summary->set_overlays_dirty ();
812 if (!autoscroll_active) {
813 /* force rulers and canvas to move in lock step */
814 while (gtk_events_pending ()) {
815 gtk_main_iteration ();
823 Editor::scroll_canvas_vertically ()
825 /* vertical scrolling only */
829 y_delta = last_trackview_group_vertical_offset - get_trackview_group_vertical_offset ();
830 _trackview_group->move (0, y_delta);
831 _background_group->move (0, y_delta);
833 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
834 (*i)->clip_to_viewport ();
836 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
837 /* required to keep the controls_layout in lock step with the canvas group */
838 update_canvas_now ();
842 Editor::color_handler()
844 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
845 verbose_canvas_cursor->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get();
847 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
848 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
850 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
851 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
853 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
854 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
856 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
857 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
859 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
860 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
862 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
863 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
865 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
866 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
868 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
869 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
871 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
872 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
874 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
875 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
877 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
878 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
880 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
881 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
883 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
884 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
886 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
887 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
889 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
890 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
891 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
892 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
893 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
895 refresh_location_display ();
897 redisplay_tempo (true);
900 session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
905 Editor::flush_canvas ()
908 update_canvas_now ();
909 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);
914 Editor::update_canvas_now ()
916 /* GnomeCanvas has a bug whereby if its idle handler is not scheduled between
917 two calls to update_now, an assert will trip. This wrapper works around
918 that problem by only calling update_now if the assert will not trip.
920 I think the GC bug is due to the fact that its code will reset need_update
921 and need_redraw to FALSE without checking to see if an idle handler is scheduled.
922 If one is scheduled, GC should probably remove it.
925 GnomeCanvas* c = track_canvas->gobj ();
926 if (c->need_update || c->need_redraw) {
927 track_canvas->update_now ();