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 <jack/types.h>
22 #include <gtkmm2ext/utils.h>
24 #include <ardour/audioregion.h>
25 #include <ardour/profile.h>
27 #include "ardour_ui.h"
30 #include "simplerect.h"
31 #include "simpleline.h"
32 #include "waveview_p.h"
33 #include "simplerect_p.h"
34 #include "simpleline_p.h"
35 #include "canvas_impl.h"
37 #include "rgb_macros.h"
39 #include "time_axis_view.h"
40 #include "audio_time_axis.h"
43 #include "imageframe.h"
44 #include "imageframe_p.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);
70 GType gnome_canvas_imageframe_get_type(void);
75 static void ardour_canvas_type_init()
77 // Map gtypes to gtkmm wrapper-creation functions:
79 Glib::wrap_register(gnome_canvas_simpleline_get_type(), &Gnome::Canvas::SimpleLine_Class::wrap_new);
80 Glib::wrap_register(gnome_canvas_simplerect_get_type(), &Gnome::Canvas::SimpleRect_Class::wrap_new);
81 Glib::wrap_register(gnome_canvas_waveview_get_type(), &Gnome::Canvas::WaveView_Class::wrap_new);
84 Glib::wrap_register(gnome_canvas_imageframe_get_type(), &Gnome::Canvas::ImageFrame_Class::wrap_new);
87 // Register the gtkmm gtypes:
89 (void) Gnome::Canvas::WaveView::get_type();
90 (void) Gnome::Canvas::SimpleLine::get_type();
91 (void) Gnome::Canvas::SimpleRect::get_type();
94 (void) Gnome::Canvas::ImageFrame::get_type();
99 Editor::initialize_canvas ()
101 if (getenv ("ARDOUR_NON_AA_CANVAS")) {
102 track_canvas = new ArdourCanvas::Canvas ();
104 track_canvas = new ArdourCanvas::CanvasAA ();
107 ArdourCanvas::init ();
108 ardour_canvas_type_init ();
110 /* don't try to center the canvas */
112 track_canvas->set_center_scroll_region (false);
113 track_canvas->set_dither (Gdk::RGB_DITHER_NONE);
115 /* need to handle 4 specific types of events as catch-alls */
117 track_canvas->signal_scroll_event().connect (mem_fun (*this, &Editor::track_canvas_scroll_event));
118 track_canvas->signal_motion_notify_event().connect (mem_fun (*this, &Editor::track_canvas_motion_notify_event));
119 track_canvas->signal_button_press_event().connect (mem_fun (*this, &Editor::track_canvas_button_press_event));
120 track_canvas->signal_button_release_event().connect (mem_fun (*this, &Editor::track_canvas_button_release_event));
122 track_canvas->set_name ("EditorMainCanvas");
123 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK|Gdk::SCROLL_MASK);
124 track_canvas->signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
125 track_canvas->signal_enter_notify_event().connect (mem_fun(*this, &Editor::entered_track_canvas));
126 track_canvas->set_flags (CAN_FOCUS);
128 /* set up drag-n-drop */
130 vector<TargetEntry> target_table;
132 // Drag-N-Drop from the region list can generate this target
133 target_table.push_back (TargetEntry ("regions"));
134 target_table.push_back (TargetEntry ("routes"));
136 target_table.push_back (TargetEntry ("text/plain"));
137 target_table.push_back (TargetEntry ("text/uri-list"));
138 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
140 track_canvas->drag_dest_set (target_table);
141 track_canvas->signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
143 /* stuff for the verbose canvas cursor */
145 Pango::FontDescription* font = get_font_for_style (N_("VerboseCanvasCursor"));
147 verbose_canvas_cursor = new ArdourCanvas::Text (*track_canvas->root());
148 verbose_canvas_cursor->property_font_desc() = *font;
149 verbose_canvas_cursor->property_anchor() = ANCHOR_NW;
153 verbose_cursor_visible = false;
155 if (Profile->get_sae()) {
156 Image img (::get_icon (X_("saelogo")));
157 logo_item = new ArdourCanvas::Pixbuf (*track_canvas->root(), 0.0, 0.0, img.get_pixbuf());
158 // logo_item->property_height_in_pixels() = true;
159 // logo_item->property_width_in_pixels() = true;
160 // logo_item->property_height_set() = true;
161 // logo_item->property_width_set() = true;
165 _master_group = new ArdourCanvas::Group (*track_canvas->root());
166 _bar_group = new ArdourCanvas::Group (*track_canvas->root());
167 _trackview_group = new ArdourCanvas::Group (*_master_group);
168 _region_motion_group = new ArdourCanvas::Group (*_master_group);
172 meter_bar_group = new ArdourCanvas::Group (*_bar_group);
173 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
174 meter_bar->property_outline_what() = (0x1 | 0x8);
175 meter_bar->property_outline_pixels() = 1;
177 tempo_bar_group = new ArdourCanvas::Group (*_bar_group);
178 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
179 tempo_bar->property_outline_what() = (0x1 | 0x8);
180 tempo_bar->property_outline_pixels() = 1;
182 range_marker_bar_group = new ArdourCanvas::Group (*_bar_group);
183 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
184 range_marker_bar->property_outline_what() = (0x1 | 0x8);
185 range_marker_bar->property_outline_pixels() = 1;
187 transport_marker_bar_group = new ArdourCanvas::Group (*_bar_group);
188 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
189 transport_marker_bar->property_outline_what() = (0x1 | 0x8);
190 transport_marker_bar->property_outline_pixels() = 1;
192 marker_bar_group = new ArdourCanvas::Group (*_bar_group);
193 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
194 marker_bar->property_outline_what() = (0x1 | 0x8);
195 marker_bar->property_outline_pixels() = 1;
197 cd_marker_bar_group = new ArdourCanvas::Group (*_bar_group);
198 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
199 cd_marker_bar->property_outline_what() = (0x1 | 0x8);
200 cd_marker_bar->property_outline_pixels() = 1;
202 /* a group to hold time (measure) lines */
204 time_line_group = new ArdourCanvas::Group (*_master_group, 0.0, 0.0);
206 range_marker_drag_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, 0.0);
207 //range_marker_drag_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
208 range_marker_drag_rect->hide ();
210 timebar_group = new ArdourCanvas::Group (*track_canvas->root());
211 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
213 meter_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 5.0);
214 tempo_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 4.0);
215 range_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 3.0);
216 transport_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 2.0);
217 marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height);
218 cd_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, 0.0);
220 marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 0.0));
221 marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 1.0));
223 marker_drag_line = new ArdourCanvas::Line (*timebar_group);
224 marker_drag_line->property_width_pixels() = 1;
225 marker_drag_line->property_points() = marker_drag_line_points;
226 marker_drag_line->hide();
228 cd_marker_bar_drag_rect = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, 100, timebar_height);
229 cd_marker_bar_drag_rect->property_outline_pixels() = 0;
230 cd_marker_bar_drag_rect->hide ();
232 range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, 100, timebar_height);
233 range_bar_drag_rect->property_outline_pixels() = 0;
235 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, 100, timebar_height);
236 transport_bar_drag_rect->property_outline_pixels() = 0;
237 transport_bar_drag_rect->hide ();
239 transport_loop_range_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
240 transport_loop_range_rect->property_outline_pixels() = 1;
241 transport_loop_range_rect->hide();
243 transport_punch_range_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
244 transport_punch_range_rect->property_outline_pixels() = 0;
245 transport_punch_range_rect->hide();
247 transport_loop_range_rect->lower_to_bottom (); // loop on the bottom
249 _bar_group->lower_to_bottom(); // below tempo lines
251 transport_punchin_line = new ArdourCanvas::SimpleLine (*_master_group);
252 transport_punchin_line->property_x1() = 0.0;
253 transport_punchin_line->property_y1() = 0.0;
254 transport_punchin_line->property_x2() = 0.0;
255 transport_punchin_line->property_y2() = 0.0;
256 transport_punchin_line->hide ();
258 transport_punchout_line = new ArdourCanvas::SimpleLine (*_master_group);
259 transport_punchout_line->property_x1() = 0.0;
260 transport_punchout_line->property_y1() = 0.0;
261 transport_punchout_line->property_x2() = 0.0;
262 transport_punchout_line->property_y2() = 0.0;
263 transport_punchout_line->hide();
265 // used to show zoom mode active zooming
266 zoom_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
267 zoom_rect->property_outline_pixels() = 1;
270 zoom_rect->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
272 // used as rubberband rect
273 rubberband_rect = new ArdourCanvas::SimpleRect (*_trackview_group, 0.0, 0.0, 0.0, 0.0);
275 rubberband_rect->property_outline_pixels() = 1;
276 rubberband_rect->hide();
278 tempo_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
279 meter_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
280 marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
281 cd_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
282 range_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
283 transport_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
285 ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_loop_range_view), false));
286 ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_punch_range_view), false));
288 playhead_cursor = new Cursor (*this, &Editor::canvas_playhead_cursor_event);
290 initial_ruler_update_required = true;
291 track_canvas->signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
294 logo_item->lower_to_bottom ();
297 ColorsChanged.connect (mem_fun (*this, &Editor::color_handler));
303 Editor::track_canvas_allocate (Gtk::Allocation alloc)
305 canvas_allocation = alloc;
307 if (!initial_ruler_update_required) {
308 if (!canvas_idle_queued) {
309 /* call this first so that we do stuff before any pending redraw */
310 Glib::signal_idle().connect (mem_fun (*this, &Editor::track_canvas_size_allocated), false);
311 canvas_idle_queued = true;
316 initial_ruler_update_required = false;
317 track_canvas_size_allocated ();
321 Editor::track_canvas_size_allocated ()
323 if (canvas_idle_queued) {
324 canvas_idle_queued = false;
327 canvas_width = canvas_allocation.get_width();
328 canvas_height = canvas_allocation.get_height();
330 full_canvas_height = canvas_height;
333 TrackViewList::iterator i;
336 for (i = track_views.begin(); i != track_views.end(); ++i) {
337 if ((*i)->control_parent) {
338 height += (*i)->effective_height;
342 full_canvas_height = height + canvas_timebars_vsize;
345 zoom_range_clock.set ((nframes64_t) floor ((canvas_width * frames_per_unit)));
346 playhead_cursor->set_position (playhead_cursor->current_frame);
348 horizontal_adjustment.set_upper (session->current_end_frame()/frames_per_unit);
349 horizontal_adjustment.set_page_size (current_page_frames()/frames_per_unit);
351 reset_hscrollbar_stepping ();
353 if (playhead_cursor) {
354 playhead_cursor->set_length (canvas_height);
357 vertical_adjustment.set_page_size (canvas_height);
359 for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
360 (*x)->set_line_vpos (0, canvas_height);
363 marker_drag_line_points.back().set_y(canvas_height);
364 range_marker_drag_rect->property_y2() = canvas_height;
365 transport_loop_range_rect->property_y2() = canvas_height;
366 transport_punch_range_rect->property_y2() = canvas_height;
367 transport_punchin_line->property_y2() = canvas_height;
368 transport_punchout_line->property_y2() = canvas_height;
370 tempo_bar->property_x2() = canvas_width;
371 meter_bar->property_x2() = canvas_width;
372 marker_bar->property_x2() = canvas_width;
373 cd_marker_bar->property_x2() = canvas_width;
374 range_marker_bar->property_x2() = canvas_width;
375 transport_marker_bar->property_x2() = canvas_width;
377 update_fixed_rulers();
378 redisplay_tempo (true);
380 Resized (); /* EMIT_SIGNAL */
386 Editor::controls_layout_size_request (Requisition* req)
388 TreeModel::Children rows = route_display_model->children();
389 TreeModel::Children::iterator i;
392 for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
393 TimeAxisView *tv = (*i)[route_display_columns.tv];
395 pos += tv->effective_height;
399 RefPtr<Gdk::Screen> screen = get_screen();
402 screen = Gdk::Screen::get_default();
405 edit_controls_vbox.check_resize();
406 req->width = max (edit_controls_vbox.get_width(), controls_layout.get_width());
408 /* don't get too big. the fudge factors here are just guesses */
410 req->width = min (req->width, screen->get_width() - 300);
411 req->height = min ((gint) pos, (screen->get_height() - 400));
413 /* this one is important: it determines how big the layout thinks it really is, as
414 opposed to what it displays on the screen
417 controls_layout.set_size (edit_controls_vbox.get_width(), (gint) pos);
418 controls_layout.set_size_request(edit_controls_vbox.get_width(), -1);
419 zoom_box.set_size_request(edit_controls_vbox.get_width(), -1);
420 time_button_event_box.set_size_request(edit_controls_vbox.get_width(), -1);
422 if ((vertical_adjustment.get_value() + canvas_height) >= vertical_adjustment.get_upper()) {
424 We're increasing the size of the canvas while the bottom is visible.
425 We scroll down to keep in step with the controls layout.
427 vertical_adjustment.set_upper (pos + canvas_timebars_vsize);
428 vertical_adjustment.set_value (pos + canvas_timebars_vsize - canvas_height);
430 vertical_adjustment.set_upper (pos + canvas_timebars_vsize);
435 Editor::track_canvas_map_handler (GdkEventAny* ev)
437 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 cerr << "drop on canvas, target = " << data.get_target() << endl;
449 if (data.get_target() == "regions") {
450 drop_regions (context, x, y, data, info, time);
452 else if(data.get_target() == "routes") {
453 drop_routes (context, x, y, data, info, time);
456 drop_paths (context, x, y, data, info, time);
461 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
463 const SelectionData& data,
464 guint info, guint time)
467 RouteTimeAxisView* tv;
469 vector<ustring> paths;
474 if (convert_drop_to_paths (paths, context, x, y, data, info, time)) {
478 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
484 track_canvas->window_to_world (x, y, wx, wy);
485 //wx += horizontal_adjustment.get_value();
486 //wy += vertical_adjustment.get_value();
488 ev.type = GDK_BUTTON_RELEASE;
492 frame = event_frame (&ev, 0, &cy);
496 if ((tvp = trackview_by_y_position (cy)) == 0) {
498 /* drop onto canvas background: create new tracks */
502 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
503 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
505 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
508 } else if ((tv = dynamic_cast<RouteTimeAxisView*>(tvp)) != 0) {
510 /* check that its an audio track, not a bus */
512 /* check that its an audio track, not a bus */
514 if (tv->get_diskstream()) {
515 /* select the track, then embed */
518 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
519 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportToTrack, SrcBest, frame);
521 do_embed (paths, Editing::ImportDistinctFiles, ImportToTrack, frame);
527 context->drag_finish (true, false, time);
531 Editor::drop_regions (const RefPtr<Gdk::DragContext>& context,
533 const SelectionData& data,
534 guint info, guint time)
536 const SerializedObjectPointers<boost::shared_ptr<Region> >* sr =
537 reinterpret_cast<const SerializedObjectPointers<boost::shared_ptr<Region> > *> (data.get_data());
539 for (uint32_t i = 0; i < sr->cnt; ++i) {
541 boost::shared_ptr<Region> r = sr->data[i];
543 insert_region_list_drag (r, x, y);
546 context->drag_finish (true, false, time);
550 Editor::drop_routes (const Glib::RefPtr<Gdk::DragContext>& context,
552 const Gtk::SelectionData& data,
553 guint info, guint time) {
554 const SerializedObjectPointers<boost::shared_ptr<Route> >* sr =
555 reinterpret_cast<const SerializedObjectPointers<boost::shared_ptr<Route> > *> (data.get_data());
557 for (uint32_t i = 0; i < sr->cnt; ++i) {
558 boost::shared_ptr<Route> r = sr->data[i];
559 insert_route_list_drag (r, x, y);
562 context->drag_finish (true, false, time);
566 Editor::maybe_autoscroll (GdkEventMotion* event)
568 nframes64_t rightmost_frame = leftmost_frame + current_page_frames();
569 nframes64_t frame = drag_info.current_pointer_frame;
570 bool startit = false;
571 double vertical_pos = vertical_adjustment.get_value();
572 double upper = vertical_adjustment.get_upper();
575 adjust the event.y to take account of the bounds
576 of the _trackview_group
579 double vsx1, vsx2, vsy1, vsy2;
580 _trackview_group->get_bounds (vsx1, vsy1, vsx2, vsy2);
585 if ((event->y - vsy1) < vertical_pos) {
590 if ((event->y - vsy1) > (vertical_pos + canvas_height - canvas_timebars_vsize) && vertical_pos <= upper) {
595 if (frame > rightmost_frame) {
597 if (rightmost_frame < max_frames) {
602 } else if (frame < leftmost_frame) {
603 if (leftmost_frame > 0) {
610 if (!allow_vertical_scroll) {
614 if ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0)) {
615 stop_canvas_autoscroll ();
618 if (startit && autoscroll_timeout_tag < 0) {
619 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
622 last_autoscroll_x = autoscroll_x;
623 last_autoscroll_y = autoscroll_y;
627 Editor::maybe_autoscroll_horizontally (GdkEventMotion* event)
629 nframes64_t rightmost_frame = leftmost_frame + current_page_frames();
630 nframes64_t frame = drag_info.current_pointer_frame;
631 bool startit = false;
636 if (frame > rightmost_frame) {
638 if (rightmost_frame < max_frames) {
643 } else if (frame < leftmost_frame) {
644 if (leftmost_frame > 0) {
651 if ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0)) {
652 stop_canvas_autoscroll ();
655 if (startit && autoscroll_timeout_tag < 0) {
656 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
659 last_autoscroll_x = autoscroll_x;
660 last_autoscroll_y = autoscroll_y;
664 Editor::_autoscroll_canvas (void *arg)
666 return ((Editor *) arg)->autoscroll_canvas ();
670 Editor::autoscroll_canvas ()
672 nframes64_t new_frame;
673 nframes64_t limit = max_frames - current_page_frames();
678 if (autoscroll_x_distance != 0) {
680 if (autoscroll_cnt == 50) { /* 0.5 seconds */
682 /* after about a while, speed up a bit by changing the timeout interval */
684 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/30.0f);
686 } else if (autoscroll_cnt == 150) { /* 1.0 seconds */
688 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/20.0f);
690 } else if (autoscroll_cnt == 300) { /* 1.5 seconds */
692 /* after about another while, speed up by increasing the shift per callback */
694 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/10.0f);
699 if (autoscroll_y_distance != 0) {
701 if (autoscroll_cnt == 50) { /* 0.5 seconds */
703 /* after about a while, speed up a bit by changing the timeout interval */
705 autoscroll_y_distance = 10;
707 } else if (autoscroll_cnt == 150) { /* 1.0 seconds */
709 autoscroll_y_distance = 20;
711 } else if (autoscroll_cnt == 300) { /* 1.5 seconds */
713 /* after about another while, speed up by increasing the shift per callback */
715 autoscroll_y_distance = 40;
719 if (autoscroll_x < 0) {
720 if (leftmost_frame < autoscroll_x_distance) {
723 new_frame = leftmost_frame - autoscroll_x_distance;
725 } else if (autoscroll_x > 0) {
726 if (leftmost_frame > limit - autoscroll_x_distance) {
729 new_frame = leftmost_frame + autoscroll_x_distance;
732 new_frame = leftmost_frame;
735 double vertical_pos = vertical_adjustment.get_value();
737 if (autoscroll_y < 0) {
739 if (vertical_pos < autoscroll_y_distance) {
742 new_pixel = vertical_pos - autoscroll_y_distance;
745 target_pixel = drag_info.current_pointer_y - autoscroll_y_distance;
746 target_pixel = max (target_pixel, 0.0);
748 } else if (autoscroll_y > 0) {
750 double top_of_bottom_of_canvas = full_canvas_height - canvas_height;
752 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
753 new_pixel = full_canvas_height;
755 new_pixel = vertical_pos + autoscroll_y_distance;
758 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
760 target_pixel = drag_info.current_pointer_y + autoscroll_y_distance;
762 /* don't move to the full canvas height because the item will be invisible
763 (its top edge will line up with the bottom of the visible canvas.
766 target_pixel = min (target_pixel, full_canvas_height - 10);
769 target_pixel = drag_info.current_pointer_y;
770 new_pixel = vertical_pos;
775 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
780 if (new_frame != leftmost_frame) {
781 reset_x_origin (new_frame);
784 vertical_adjustment.set_value (new_pixel);
788 Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
790 Gdk::ModifierType mask;
791 canvas_window->get_pointer (x, y, mask);
792 ev.type = GDK_MOTION_NOTIFY;
793 ev.state &= Gdk::BUTTON1_MASK;
797 motion_handler (drag_info.item, (GdkEvent*) &ev, drag_info.item_type, true);
801 if (autoscroll_cnt == 1) {
803 /* connect the timeout so that we get called repeatedly */
805 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
814 Editor::start_canvas_autoscroll (int dx, int dy)
816 if (!session || autoscroll_active) {
820 stop_canvas_autoscroll ();
822 autoscroll_active = true;
825 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/50.0);
826 autoscroll_y_distance = fabs (dy * 5); /* pixels */
829 /* do it right now, which will start the repeated callbacks */
831 autoscroll_canvas ();
835 Editor::stop_canvas_autoscroll ()
838 if (autoscroll_timeout_tag >= 0) {
839 g_source_remove (autoscroll_timeout_tag);
840 autoscroll_timeout_tag = -1;
843 autoscroll_active = false;
847 Editor::left_track_canvas (GdkEventCrossing *ev)
849 set_entered_track (0);
850 set_entered_regionview (0);
851 reset_canvas_action_sensitivity (false);
856 Editor::entered_track_canvas (GdkEventCrossing *ev)
858 reset_canvas_action_sensitivity (true);
863 Editor::tie_vertical_scrolling ()
865 scroll_canvas_vertically ();
867 /* this will do an immediate redraw */
869 controls_layout.get_vadjustment()->set_value (vertical_adjustment.get_value());
873 Editor::scroll_canvas_horizontally ()
875 nframes64_t time_origin = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
877 if (time_origin != leftmost_frame) {
878 canvas_scroll_to (time_origin);
881 /* horizontal scrolling only */
882 double x1, x2, y1, y2, x_delta;
884 _master_group->get_bounds(x1, y1, x2, y2);
885 x_delta = x1 + horizontal_adjustment.get_value();
887 _master_group->move (-x_delta, 0);
888 timebar_group->move (-x_delta, 0);
889 cursor_group->move (-x_delta, 0);
893 Editor::scroll_canvas_vertically ()
895 /* vertical scrolling only */
896 double x1, x2, y1, y2, y_delta;
898 _trackview_group->get_bounds(x1, y1, x2, y2);
899 y_delta = y1 + vertical_adjustment.get_value() - canvas_timebars_vsize;
901 _trackview_group->move (0, -y_delta);
902 _region_motion_group->move (0, -y_delta);
905 /* required to keep the controls_layout in lock step with the canvas group */
906 track_canvas->update_now ();
911 Editor::canvas_horizontally_scrolled ()
913 nframes64_t time_origin = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
915 if (time_origin != leftmost_frame) {
916 canvas_scroll_to (time_origin);
921 Editor::canvas_scroll_to (nframes64_t time_origin)
923 leftmost_frame = time_origin;
924 nframes64_t rightmost_frame = leftmost_frame + current_page_frames ();
926 if (rightmost_frame > last_canvas_frame) {
927 last_canvas_frame = rightmost_frame;
928 //reset_scrolling_region ();
931 update_fixed_rulers ();
933 redisplay_tempo (!_dragging_hscrollbar);
937 Editor::color_handler()
939 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
940 verbose_canvas_cursor->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get();
942 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
943 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
945 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
946 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
948 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
949 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
951 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
952 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
954 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
955 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
957 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
958 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
960 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
961 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
963 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
964 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
966 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
967 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
969 marker_drag_line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerDragLine.get();
971 range_marker_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
972 range_marker_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
974 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
975 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
977 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
978 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
980 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
981 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
983 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
984 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
986 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
987 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
989 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
990 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
991 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
992 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
993 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
995 refresh_location_display ();
996 redisplay_tempo (true);
999 session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
1004 Editor::flush_canvas ()
1007 track_canvas->update_now ();
1008 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);