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/audioregion.h>
26 #include <ardour/profile.h>
28 #include "ardour_ui.h"
31 #include "simplerect.h"
32 #include "simpleline.h"
33 #include "imageframe.h"
34 #include "waveview_p.h"
35 #include "simplerect_p.h"
36 #include "simpleline_p.h"
37 #include "imageframe_p.h"
38 #include "canvas_impl.h"
40 #include "rgb_macros.h"
42 #include "time_axis_view.h"
43 #include "audio_time_axis.h"
49 using namespace ARDOUR;
53 using namespace Gtkmm2ext;
54 using namespace Editing;
56 /* XXX this is a hack. it ought to be the maximum value of an nframes64_t */
58 const double max_canvas_coordinate = (double) JACK_MAX_FRAMES;
63 GType gnome_canvas_simpleline_get_type(void);
64 GType gnome_canvas_simplerect_get_type(void);
65 GType gnome_canvas_waveview_get_type(void);
66 GType gnome_canvas_imageframe_get_type(void);
70 static void ardour_canvas_type_init()
72 // Map gtypes to gtkmm wrapper-creation functions:
74 Glib::wrap_register(gnome_canvas_simpleline_get_type(), &Gnome::Canvas::SimpleLine_Class::wrap_new);
75 Glib::wrap_register(gnome_canvas_simplerect_get_type(), &Gnome::Canvas::SimpleRect_Class::wrap_new);
76 Glib::wrap_register(gnome_canvas_waveview_get_type(), &Gnome::Canvas::WaveView_Class::wrap_new);
77 // Glib::wrap_register(gnome_canvas_imageframe_get_type(), &Gnome::Canvas::ImageFrame_Class::wrap_new);
79 // Register the gtkmm gtypes:
81 (void) Gnome::Canvas::WaveView::get_type();
82 (void) Gnome::Canvas::SimpleLine::get_type();
83 (void) Gnome::Canvas::SimpleRect::get_type();
84 (void) Gnome::Canvas::ImageFrame::get_type();
88 Editor::initialize_canvas ()
90 if (getenv ("ARDOUR_NON_AA_CANVAS")) {
91 track_canvas = new ArdourCanvas::Canvas ();
93 track_canvas = new ArdourCanvas::CanvasAA ();
96 ArdourCanvas::init ();
97 ardour_canvas_type_init ();
99 /* don't try to center the canvas */
101 track_canvas->set_center_scroll_region (false);
102 track_canvas->set_dither (Gdk::RGB_DITHER_NONE);
104 Glib::RefPtr<Gdk::Screen> screen = get_screen();
107 screen = Gdk::Screen::get_default();
109 physical_screen_width = screen->get_width ();
110 physical_screen_height = screen->get_height ();
112 /* stuff for the verbose canvas cursor */
114 Pango::FontDescription* font = get_font_for_style (N_("VerboseCanvasCursor"));
116 verbose_canvas_cursor = new ArdourCanvas::Text (*track_canvas->root());
117 verbose_canvas_cursor->property_font_desc() = *font;
118 verbose_canvas_cursor->property_anchor() = ANCHOR_NW;
122 verbose_cursor_visible = false;
124 /* on the bottom, an image */
126 if (Profile->get_sae()) {
127 Image img (::get_icon (X_("saelogo")));
128 logo_item = new ArdourCanvas::Pixbuf (*track_canvas->root(), 0.0, 0.0, img.get_pixbuf());
129 // logo_item->property_height_in_pixels() = true;
130 // logo_item->property_width_in_pixels() = true;
131 // logo_item->property_height_set() = true;
132 // logo_item->property_width_set() = true;
136 /* a group to hold time (measure) lines */
137 time_line_group = new ArdourCanvas::Group (*track_canvas->root());
140 /*XXX please don't laugh. this actually improves canvas performance on osx */
141 bogus_background_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, max_canvas_coordinate/3, physical_screen_height);
142 bogus_background_rect->property_outline_pixels() = 0;
144 transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, physical_screen_height);
145 transport_loop_range_rect->property_outline_pixels() = 1;
146 transport_loop_range_rect->hide();
148 transport_punch_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, physical_screen_height);
149 transport_punch_range_rect->property_outline_pixels() = 0;
150 transport_punch_range_rect->hide();
152 _background_group = new ArdourCanvas::Group (*track_canvas->root());
153 _master_group = new ArdourCanvas::Group (*track_canvas->root());
155 range_marker_drag_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, physical_screen_height);
156 range_marker_drag_rect->hide ();
158 _trackview_group = new ArdourCanvas::Group (*_master_group);
159 _region_motion_group = new ArdourCanvas::Group (*_trackview_group);
161 meter_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
162 if (Profile->get_sae()) {
163 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, physical_screen_width, timebar_height - 1);
164 meter_bar->property_outline_pixels() = 1;
166 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, physical_screen_width, timebar_height);
167 meter_bar->property_outline_pixels() = 0;
169 meter_bar->property_outline_what() = (0x1 | 0x8);
171 tempo_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
172 if (Profile->get_sae()) {
173 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
174 tempo_bar->property_outline_pixels() = 1;
176 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
177 tempo_bar->property_outline_pixels() = 0;
179 tempo_bar->property_outline_what() = (0x1 | 0x8);
181 range_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
182 if (Profile->get_sae()) {
183 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
184 range_marker_bar->property_outline_pixels() = 1;
186 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
187 range_marker_bar->property_outline_pixels() = 0;
189 range_marker_bar->property_outline_what() = (0x1 | 0x8);
191 transport_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
192 if (Profile->get_sae()) {
193 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
194 transport_marker_bar->property_outline_pixels() = 1;
196 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
197 transport_marker_bar->property_outline_pixels() = 0;
199 transport_marker_bar->property_outline_what() = (0x1 | 0x8);
201 marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
202 if (Profile->get_sae()) {
203 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
204 marker_bar->property_outline_pixels() = 1;
206 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
207 marker_bar->property_outline_pixels() = 0;
209 marker_bar->property_outline_what() = (0x1 | 0x8);
211 cd_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
212 if (Profile->get_sae()) {
213 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
214 cd_marker_bar->property_outline_pixels() = 1;
216 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
217 cd_marker_bar->property_outline_pixels() = 0;
219 cd_marker_bar->property_outline_what() = (0x1 | 0x8);
221 timebar_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
222 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
224 meter_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 5.0);
225 tempo_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 4.0);
226 range_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 3.0);
227 transport_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 2.0);
228 marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height);
229 cd_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, 0.0);
231 marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 0.0));
232 marker_drag_line_points.push_back(Gnome::Art::Point(0.0, physical_screen_height));
234 marker_drag_line = new ArdourCanvas::Line (*timebar_group);
235 marker_drag_line->property_width_pixels() = 1;
236 marker_drag_line->property_points() = marker_drag_line_points;
237 marker_drag_line->hide();
239 cd_marker_bar_drag_rect = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, 100, timebar_height);
240 cd_marker_bar_drag_rect->property_outline_pixels() = 0;
241 cd_marker_bar_drag_rect->hide ();
243 range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, 100, timebar_height);
244 range_bar_drag_rect->property_outline_pixels() = 0;
245 range_bar_drag_rect->hide ();
247 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, 100, timebar_height);
248 transport_bar_drag_rect->property_outline_pixels() = 0;
249 transport_bar_drag_rect->hide ();
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() = physical_screen_height;
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() = physical_screen_height;
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 playhead_cursor = new Cursor (*this, &Editor::canvas_playhead_cursor_event);
288 logo_item->lower_to_bottom ();
290 /* need to handle 4 specific types of events as catch-alls */
292 track_canvas->signal_scroll_event().connect (mem_fun (*this, &Editor::track_canvas_scroll_event));
293 track_canvas->signal_motion_notify_event().connect (mem_fun (*this, &Editor::track_canvas_motion_notify_event));
294 track_canvas->signal_button_press_event().connect (mem_fun (*this, &Editor::track_canvas_button_press_event));
295 track_canvas->signal_button_release_event().connect (mem_fun (*this, &Editor::track_canvas_button_release_event));
297 track_canvas->set_name ("EditorMainCanvas");
298 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK|Gdk::SCROLL_MASK);
299 track_canvas->signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
300 track_canvas->signal_enter_notify_event().connect (mem_fun(*this, &Editor::entered_track_canvas));
301 track_canvas->set_flags (CAN_FOCUS);
303 /* set up drag-n-drop */
305 vector<TargetEntry> target_table;
307 // Drag-N-Drop from the region list can generate this target
308 target_table.push_back (TargetEntry ("regions"));
310 target_table.push_back (TargetEntry ("text/plain"));
311 target_table.push_back (TargetEntry ("text/uri-list"));
312 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
314 track_canvas->drag_dest_set (target_table);
315 track_canvas->signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
317 track_canvas->signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
319 ColorsChanged.connect (mem_fun (*this, &Editor::color_handler));
325 Editor::track_canvas_allocate (Gtk::Allocation alloc)
327 canvas_allocation = alloc;
328 track_canvas_size_allocated ();
332 Editor::track_canvas_size_allocated ()
334 bool height_changed = canvas_height != canvas_allocation.get_height();
336 canvas_width = canvas_allocation.get_width();
337 canvas_height = canvas_allocation.get_height();
340 TrackViewList::iterator i;
343 for (i = track_views.begin(); i != track_views.end(); ++i) {
344 height += (*i)->effective_height ();
345 (*i)->clip_to_viewport ();
348 full_canvas_height = height + canvas_timebars_vsize;
351 if (height_changed) {
352 if (playhead_cursor) {
353 playhead_cursor->set_length (canvas_height);
356 for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
357 (*x)->set_line_vpos (0, canvas_height);
360 vertical_adjustment.set_page_size (canvas_height);
361 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
362 if ((vertical_adjustment.get_value() + canvas_height) >= vertical_adjustment.get_upper()) {
364 We're increasing the size of the canvas while the bottom is visible.
365 We scroll down to keep in step with the controls layout.
367 vertical_adjustment.set_value (full_canvas_height - canvas_height);
371 handle_new_duration ();
372 reset_hscrollbar_stepping ();
373 update_fixed_rulers();
374 redisplay_tempo (false);
376 Resized (); /* EMIT_SIGNAL */
382 Editor::controls_layout_size_request (Requisition* req)
384 TreeModel::Children rows = route_display_model->children();
385 TreeModel::Children::iterator i;
387 bool changed = false;
389 for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
390 TimeAxisView *tv = (*i)[route_display_columns.tv];
392 pos += tv->effective_height ();
393 tv->clip_to_viewport ();
397 gint height = min ((gint) pos, (gint) (physical_screen_height - 600));
398 gint width = max (edit_controls_vbox.get_width(), controls_layout.get_width());
400 /* don't get too big. the fudge factors here are just guesses */
402 width = min (width, (gint) (physical_screen_width - 300));
404 if ((req->width != width) || (req->height != height)) {
406 controls_layout_size_request_connection.disconnect ();
409 if (req->width != width) {
410 gint vbox_width = edit_controls_vbox.get_width();
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
416 controls_layout.property_width () = vbox_width;
417 controls_layout.property_width_request () = vbox_width;
419 time_button_event_box.property_width_request () = vbox_width;
420 zoom_box.property_width_request () = vbox_width;
423 if (req->height != height) {
424 req->height = height;
425 controls_layout.property_height () = (guint) floor (pos);
426 controls_layout.property_height_request () = height;
430 controls_layout_size_request_connection = controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
432 //cerr << "sizes = " << req->width << " " << edit_controls_vbox.get_width() << " " << controls_layout.get_width() << " " << zoom_box.get_width() << " " << time_button_frame.get_width() << endl;//DEBUG
436 Editor::track_canvas_map_handler (GdkEventAny* ev)
438 track_canvas->get_window()->set_cursor (*current_canvas_cursor);
443 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
445 const SelectionData& data,
446 guint info, guint time)
448 if (data.get_target() == "regions") {
449 drop_regions (context, x, y, data, info, time);
451 drop_paths (context, x, y, data, info, time);
456 Editor::idle_drop_paths (vector<ustring> paths, nframes64_t frame, double ypos)
458 drop_paths_part_two (paths, frame, ypos);
463 Editor::drop_paths_part_two (const vector<ustring>& paths, nframes64_t frame, double ypos)
465 RouteTimeAxisView* tv;
467 std::pair<TimeAxisView*, int> const tvp = trackview_by_y_position (ypos);
468 if (tvp.first == 0) {
470 /* drop onto canvas background: create new tracks */
474 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
475 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
477 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
480 } else if ((tv = dynamic_cast<RouteTimeAxisView*> (tvp.first)) != 0) {
482 /* check that its an audio track, not a bus */
484 if (tv->get_diskstream()) {
485 /* select the track, then embed/import */
488 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
489 do_import (paths, Editing::ImportSerializeFiles, Editing::ImportToTrack, SrcBest, frame);
491 do_embed (paths, Editing::ImportSerializeFiles, ImportToTrack, frame);
498 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
500 const SelectionData& data,
501 guint info, guint time)
503 vector<ustring> paths;
510 if (convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
512 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
515 track_canvas->window_to_world (x, y, wx, wy);
517 ev.type = GDK_BUTTON_RELEASE;
521 frame = event_frame (&ev, 0, &cy);
526 /* We are not allowed to call recursive main event loops from within
527 the main event loop with GTK/Quartz. Since import/embed wants
528 to push up a progress dialog, defer all this till we go idle.
530 Glib::signal_idle().connect (bind (mem_fun (*this, &Editor::idle_drop_paths), paths, frame, cy));
532 drop_paths_part_two (paths, frame, cy);
536 context->drag_finish (true, false, time);
540 Editor::drop_regions (const RefPtr<Gdk::DragContext>& context,
542 const SelectionData& data,
543 guint info, guint time)
545 std::list<boost::shared_ptr<Region> > regions;
546 region_list_display.get_object_drag_data (regions);
548 for (list<boost::shared_ptr<Region> >::iterator r = regions.begin(); r != regions.end(); ++r) {
550 boost::shared_ptr<AudioRegion> ar;
552 if ((ar = boost::dynamic_pointer_cast<AudioRegion>(*r)) != 0) {
553 insert_region_list_drag (ar, x, y);
557 context->drag_finish (true, false, time);
561 Editor::maybe_autoscroll (GdkEventMotion* event)
564 nframes64_t rightmost_frame = leftmost_frame + current_page_frames();
565 nframes64_t frame = drag_info.current_pointer_frame;
566 bool startit = false;
570 if (event->y < canvas_timebars_vsize) {
573 } else if (event->y > canvas_height) {
578 if (frame > rightmost_frame) {
580 if (rightmost_frame < max_frames) {
585 } else if (frame < leftmost_frame) {
586 if (leftmost_frame > 0) {
593 if (!allow_vertical_scroll) {
597 if ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0)) {
598 stop_canvas_autoscroll ();
601 if (startit && autoscroll_timeout_tag < 0) {
602 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
605 last_autoscroll_x = autoscroll_x;
606 last_autoscroll_y = autoscroll_y;
610 Editor::maybe_autoscroll_horizontally (GdkEventMotion* event)
612 nframes64_t rightmost_frame = leftmost_frame + current_page_frames();
613 nframes64_t frame = drag_info.current_pointer_frame;
614 bool startit = false;
619 if (frame > rightmost_frame) {
621 if (rightmost_frame < max_frames) {
626 } else if (frame < leftmost_frame) {
627 if (leftmost_frame > 0) {
634 if ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0)) {
635 stop_canvas_autoscroll ();
638 if (startit && autoscroll_timeout_tag < 0) {
639 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
642 last_autoscroll_x = autoscroll_x;
643 last_autoscroll_y = autoscroll_y;
647 Editor::_autoscroll_canvas (void *arg)
649 return ((Editor *) arg)->autoscroll_canvas ();
653 Editor::autoscroll_canvas ()
655 nframes64_t new_frame;
656 nframes64_t limit = max_frames - current_page_frames();
661 if (autoscroll_x_distance != 0) {
662 if (autoscroll_x > 0) {
663 autoscroll_x_distance = (unit_to_frame (drag_info.current_pointer_x) - (leftmost_frame + current_page_frames())) / 3;
664 } else if (autoscroll_x < 0) {
665 autoscroll_x_distance = (leftmost_frame - unit_to_frame (drag_info.current_pointer_x)) / 3;
670 if (autoscroll_y_distance != 0) {
671 if (autoscroll_y > 0) {
672 autoscroll_y_distance = (drag_info.current_pointer_y - (get_trackview_group_vertical_offset() + canvas_height)) / 3;
673 } else if (autoscroll_y < 0) {
675 autoscroll_y_distance = (vertical_adjustment.get_value () - drag_info.current_pointer_y) / 3;
679 if (autoscroll_x < 0) {
680 if (leftmost_frame < autoscroll_x_distance) {
683 new_frame = leftmost_frame - autoscroll_x_distance;
685 } else if (autoscroll_x > 0) {
686 if (leftmost_frame > limit - autoscroll_x_distance) {
689 new_frame = leftmost_frame + autoscroll_x_distance;
692 new_frame = leftmost_frame;
695 double vertical_pos = vertical_adjustment.get_value();
697 if (autoscroll_y < 0) {
699 if (vertical_pos < autoscroll_y_distance) {
702 new_pixel = vertical_pos - autoscroll_y_distance;
705 target_pixel = drag_info.current_pointer_y - autoscroll_y_distance;
706 target_pixel = max (target_pixel, 0.0);
708 } else if (autoscroll_y > 0) {
710 double top_of_bottom_of_canvas = full_canvas_height - canvas_height;
712 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
713 new_pixel = full_canvas_height;
715 new_pixel = vertical_pos + autoscroll_y_distance;
718 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
720 target_pixel = drag_info.current_pointer_y + autoscroll_y_distance;
722 /* don't move to the full canvas height because the item will be invisible
723 (its top edge will line up with the bottom of the visible canvas.
726 target_pixel = min (target_pixel, full_canvas_height - 10);
729 target_pixel = drag_info.current_pointer_y;
730 new_pixel = vertical_pos;
733 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
738 if (new_frame != leftmost_frame) {
739 reset_x_origin (new_frame);
742 vertical_adjustment.set_value (new_pixel);
746 Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
748 Gdk::ModifierType mask;
749 canvas_window->get_pointer (x, y, mask);
750 ev.type = GDK_MOTION_NOTIFY;
751 ev.state &= Gdk::BUTTON1_MASK;
755 motion_handler (drag_info.item, (GdkEvent*) &ev, drag_info.item_type, true);
759 if (autoscroll_cnt == 1) {
761 /* connect the timeout so that we get called repeatedly */
763 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
772 Editor::start_canvas_autoscroll (int dx, int dy)
774 if (!session || autoscroll_active) {
778 stop_canvas_autoscroll ();
780 autoscroll_active = true;
783 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/50.0);
784 autoscroll_y_distance = fabs (dy * 5); /* pixels */
787 /* do it right now, which will start the repeated callbacks */
789 autoscroll_canvas ();
793 Editor::stop_canvas_autoscroll ()
796 if (autoscroll_timeout_tag >= 0) {
797 g_source_remove (autoscroll_timeout_tag);
798 autoscroll_timeout_tag = -1;
801 autoscroll_active = false;
805 Editor::left_track_canvas (GdkEventCrossing *ev)
807 set_entered_track (0);
808 set_entered_regionview (0);
809 reset_canvas_action_sensitivity (false);
814 Editor::entered_track_canvas (GdkEventCrossing *ev)
816 reset_canvas_action_sensitivity (true);
821 Editor::tie_vertical_scrolling ()
823 scroll_canvas_vertically ();
825 /* this will do an immediate redraw */
827 controls_layout.get_vadjustment()->set_value (vertical_adjustment.get_value());
831 Editor::scroll_canvas_horizontally ()
833 nframes64_t time_origin = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
835 if (time_origin != leftmost_frame) {
836 canvas_scroll_to (time_origin);
839 /* horizontal scrolling only */
840 double x1, x2, y1, y2, x_delta;
842 _master_group->get_bounds(x1, y1, x2, y2);
843 x_delta = x1 + horizontal_adjustment.get_value();
845 _master_group->move (-x_delta, 0);
846 timebar_group->move (-x_delta, 0);
847 time_line_group->move (-x_delta, 0);
848 cursor_group->move (-x_delta, 0);
850 update_fixed_rulers ();
851 redisplay_tempo (true);
854 if (!autoscroll_active) {
855 /* force rulers and canvas to move in lock step */
856 while (gtk_events_pending ()) {
857 gtk_main_iteration ();
865 Editor::scroll_canvas_vertically ()
867 /* vertical scrolling only */
871 y_delta = last_trackview_group_vertical_offset - get_trackview_group_vertical_offset ();
872 _trackview_group->move (0, y_delta);
873 _background_group->move (0, y_delta);
875 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
876 (*i)->clip_to_viewport ();
878 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
879 /* required to keep the controls_layout in lock step with the canvas group */
880 track_canvas->update_now ();
884 Editor::canvas_horizontally_scrolled ()
886 nframes64_t time_origin = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
888 if (time_origin != leftmost_frame) {
889 canvas_scroll_to (time_origin);
891 redisplay_tempo (true);
895 Editor::canvas_scroll_to (nframes64_t time_origin)
897 leftmost_frame = time_origin;
901 Editor::color_handler()
903 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
904 verbose_canvas_cursor->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get();
906 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
907 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
909 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
910 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
912 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
913 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
915 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
916 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
918 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
919 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
921 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
922 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
924 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
925 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
927 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
928 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
930 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
931 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
933 marker_drag_line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerDragLine.get();
935 range_marker_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
936 range_marker_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
938 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
939 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
941 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
942 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
944 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
945 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
947 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
948 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
950 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
951 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
953 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
954 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
955 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
956 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
957 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
959 refresh_location_display ();
961 redisplay_tempo (true);
964 session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
969 Editor::flush_canvas ()
972 track_canvas->update_now ();
973 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);