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 nframes_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 ();
103 time_canvas = new ArdourCanvas::Canvas ();
105 track_canvas = new ArdourCanvas::CanvasAA ();
106 time_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 /* need to handle 4 specific types of events as catch-alls */
119 track_canvas->signal_scroll_event().connect (mem_fun (*this, &Editor::track_canvas_scroll_event));
120 track_canvas->signal_motion_notify_event().connect (mem_fun (*this, &Editor::track_canvas_motion_notify_event));
121 track_canvas->signal_button_press_event().connect (mem_fun (*this, &Editor::track_canvas_button_press_event));
122 track_canvas->signal_button_release_event().connect (mem_fun (*this, &Editor::track_canvas_button_release_event));
124 /* just scroll stuff for the timecanvas */
125 time_canvas->signal_scroll_event().connect (mem_fun (*this, &Editor::time_canvas_scroll_event));
127 track_canvas->set_name ("EditorMainCanvas");
128 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK|Gdk::SCROLL_MASK);
129 track_canvas->signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
130 track_canvas->signal_enter_notify_event().connect (mem_fun(*this, &Editor::entered_track_canvas));
131 track_canvas->set_flags (CAN_FOCUS);
133 /* set up drag-n-drop */
135 vector<TargetEntry> target_table;
137 // Drag-N-Drop from the region list can generate this target
138 target_table.push_back (TargetEntry ("regions"));
139 target_table.push_back (TargetEntry ("routes"));
141 target_table.push_back (TargetEntry ("text/plain"));
142 target_table.push_back (TargetEntry ("text/uri-list"));
143 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
145 track_canvas->drag_dest_set (target_table);
146 track_canvas->signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
148 /* stuff for the verbose canvas cursor */
150 Pango::FontDescription* font = get_font_for_style (N_("VerboseCanvasCursor"));
152 verbose_canvas_cursor = new ArdourCanvas::Text (*track_canvas->root());
153 verbose_canvas_cursor->property_font_desc() = *font;
154 verbose_canvas_cursor->property_anchor() = ANCHOR_NW;
158 verbose_cursor_visible = false;
160 if (Profile->get_sae()) {
161 Image img (::get_icon (X_("saelogo")));
162 logo_item = new ArdourCanvas::Pixbuf (*track_canvas->root(), 0.0, 0.0, img.get_pixbuf());
163 // logo_item->property_height_in_pixels() = true;
164 // logo_item->property_width_in_pixels() = true;
165 // logo_item->property_height_set() = true;
166 // logo_item->property_width_set() = true;
170 /* a group to hold time (measure) lines */
172 time_line_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
173 tempo_lines = new TempoLines(*track_canvas, time_line_group);
174 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
176 time_canvas->set_name ("EditorTimeCanvas");
177 time_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK);
178 time_canvas->set_flags (CAN_FOCUS);
179 time_canvas->set_center_scroll_region (false);
180 time_canvas->set_dither (Gdk::RGB_DITHER_NONE);
182 marker_time_line_group = new ArdourCanvas::Group (*time_canvas->root(), 0.0, 0.0);
183 marker_tempo_lines = new TempoLines(*time_canvas, marker_time_line_group);
185 meter_group = new ArdourCanvas::Group (*time_canvas->root(), 0.0, 0.0);
186 tempo_group = new ArdourCanvas::Group (*time_canvas->root(), 0.0, timebar_height);
187 range_marker_group = new ArdourCanvas::Group (*time_canvas->root(), 0.0, timebar_height * 2.0);
188 transport_marker_group = new ArdourCanvas::Group (*time_canvas->root(), 0.0, timebar_height * 3.0);
189 marker_group = new ArdourCanvas::Group (*time_canvas->root(), 0.0, timebar_height * 4.0);
190 cd_marker_group = new ArdourCanvas::Group (*time_canvas->root(), 0.0, timebar_height * 5.0);
192 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
193 tempo_bar->property_outline_what() = (0x1 | 0x8);
194 tempo_bar->property_outline_pixels() = 1;
197 meter_bar = new ArdourCanvas::SimpleRect (*meter_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
198 meter_bar->property_outline_what() = (0x1 | 0x8);
199 meter_bar->property_outline_pixels() = 1;
201 marker_bar = new ArdourCanvas::SimpleRect (*marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
202 marker_bar->property_outline_what() = (0x1 | 0x8);
203 marker_bar->property_outline_pixels() = 1;
205 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
206 cd_marker_bar->property_outline_what() = (0x1 | 0x8);
207 cd_marker_bar->property_outline_pixels() = 1;
209 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
210 range_marker_bar->property_outline_what() = (0x1 | 0x8);
211 range_marker_bar->property_outline_pixels() = 0;
213 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
214 transport_marker_bar->property_outline_what() = (0x1 | 0x8);
215 transport_marker_bar->property_outline_pixels() = 1;
217 cd_marker_bar_drag_rect = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
218 cd_marker_bar_drag_rect->property_outline_pixels() = 0;
219 cd_marker_bar_drag_rect->hide ();
221 range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
222 range_bar_drag_rect->property_outline_pixels() = 0;
224 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
225 transport_bar_drag_rect->property_outline_pixels() = 0;
226 transport_bar_drag_rect->hide ();
228 marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 0.0));
229 marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 0.0));
231 marker_drag_line = new ArdourCanvas::Line (*track_canvas->root());
232 marker_drag_line->property_width_pixels() = 1;
233 marker_drag_line->property_points() = marker_drag_line_points;
234 marker_drag_line->hide();
236 range_marker_drag_rect = new ArdourCanvas::SimpleRect (*track_canvas->root(), 0.0, 0.0, 0.0, 0.0);
237 range_marker_drag_rect->hide ();
239 transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_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 (*time_line_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 transport_punchin_line = new ArdourCanvas::SimpleLine (*time_line_group);
250 transport_punchin_line->property_x1() = 0.0;
251 transport_punchin_line->property_y1() = 0.0;
252 transport_punchin_line->property_x2() = 0.0;
253 transport_punchin_line->property_y2() = 0.0;
254 transport_punchin_line->hide ();
256 transport_punchout_line = new ArdourCanvas::SimpleLine (*time_line_group);
257 transport_punchout_line->property_x1() = 0.0;
258 transport_punchout_line->property_y1() = 0.0;
259 transport_punchout_line->property_x2() = 0.0;
260 transport_punchout_line->property_y2() = 0.0;
261 transport_punchout_line->hide();
263 // used to show zoom mode active zooming
264 zoom_rect = new ArdourCanvas::SimpleRect (*track_canvas->root(), 0.0, 0.0, 0.0, 0.0);
265 zoom_rect->property_outline_pixels() = 1;
268 zoom_rect->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
270 // used as rubberband rect
271 rubberband_rect = new ArdourCanvas::SimpleRect (*track_canvas->root(), 0.0, 0.0, 0.0, 0.0);
272 rubberband_rect->property_outline_pixels() = 1;
273 rubberband_rect->hide();
275 tempo_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
276 meter_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
277 marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
278 cd_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
279 range_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
280 transport_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
282 ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_loop_range_view), false));
283 ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_punch_range_view), false));
285 double time_height = timebar_height * 5;
286 double time_width = FLT_MAX/frames_per_unit;
287 time_canvas->set_scroll_region(0.0, 0.0, time_width, time_height);
289 playhead_cursor = new Cursor (*this, &Editor::canvas_playhead_cursor_event);
291 initial_ruler_update_required = true;
292 track_canvas->signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
295 logo_item->lower_to_bottom ();
298 ColorsChanged.connect (mem_fun (*this, &Editor::color_handler));
304 Editor::track_canvas_allocate (Gtk::Allocation alloc)
306 canvas_allocation = alloc;
308 if (!initial_ruler_update_required) {
309 if (!canvas_idle_queued) {
310 /* call this first so that we do stuff before any pending redraw */
311 Glib::signal_idle().connect (mem_fun (*this, &Editor::track_canvas_size_allocated), false);
312 canvas_idle_queued = true;
317 initial_ruler_update_required = false;
318 track_canvas_size_allocated ();
322 Editor::track_canvas_size_allocated ()
324 if (canvas_idle_queued) {
325 canvas_idle_queued = false;
328 canvas_width = canvas_allocation.get_width();
329 canvas_height = canvas_allocation.get_height();
331 full_canvas_height = canvas_height;
334 TrackViewList::iterator i;
337 for (i = track_views.begin(); i != track_views.end(); ++i) {
338 if ((*i)->control_parent) {
339 height += (*i)->effective_height;
343 full_canvas_height = height;
346 zoom_range_clock.set ((nframes_t) floor ((canvas_width * frames_per_unit)));
347 playhead_cursor->set_position (playhead_cursor->current_frame);
349 reset_hscrollbar_stepping ();
350 reset_scrolling_region ();
352 if (playhead_cursor) playhead_cursor->set_length (canvas_height);
354 double y1 = vertical_adjustment.get_value ();
356 for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
357 (*x)->set_line_vpos (y1, canvas_height);
360 range_marker_drag_rect->property_y1() = y1;
361 range_marker_drag_rect->property_y2() = full_canvas_height;
362 transport_loop_range_rect->property_y1() = y1;
363 transport_loop_range_rect->property_y2() = full_canvas_height;
364 transport_punch_range_rect->property_y1() = y1;
365 transport_punch_range_rect->property_y2() = full_canvas_height;
366 transport_punchin_line->property_y1() = y1;
367 transport_punchin_line->property_y2() = full_canvas_height;
368 transport_punchout_line->property_y1() = y1;
369 transport_punchout_line->property_y2() = full_canvas_height;
371 update_fixed_rulers();
372 redisplay_tempo (true);
374 Resized (); /* EMIT_SIGNAL */
380 Editor::reset_scrolling_region (Gtk::Allocation* alloc)
382 TreeModel::Children rows = route_display_model->children();
383 TreeModel::Children::iterator i;
386 for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
387 TimeAxisView *tv = (*i)[route_display_columns.tv];
388 if (tv != 0 && !tv->hidden()) {
389 pos += tv->effective_height;
393 double last_canvas_unit = max ((last_canvas_frame / frames_per_unit), canvas_width);
395 track_canvas->set_scroll_region (0.0, 0.0, last_canvas_unit, pos);
397 // XXX what is the correct height value for the time canvas ? this overstates it
398 time_canvas->set_scroll_region ( 0.0, 0.0, last_canvas_unit, canvas_height);
400 range_marker_drag_rect->property_y2() = canvas_height;
401 transport_loop_range_rect->property_y2() = canvas_height;
402 transport_punch_range_rect->property_y2() = canvas_height;
403 transport_punchin_line->property_y2() = canvas_height;
404 transport_punchout_line->property_y2() = canvas_height;
406 update_punch_range_view (true);
408 controls_layout.queue_resize();
412 Editor::controls_layout_size_request (Requisition* req)
414 TreeModel::Children rows = route_display_model->children();
415 TreeModel::Children::iterator i;
418 for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
419 TimeAxisView *tv = (*i)[route_display_columns.tv];
421 pos += tv->effective_height;
425 RefPtr<Gdk::Screen> screen = get_screen();
428 screen = Gdk::Screen::get_default();
431 edit_controls_vbox.check_resize();
432 req->width = max (edit_controls_vbox.get_width(), controls_layout.get_width());
434 /* don't get too big. the fudge factors here are just guesses */
436 req->width = min (req->width, screen->get_width() - 300);
437 req->height = min ((gint) pos, (screen->get_height() - 400));
439 /* this one is important: it determines how big the layout thinks it really is, as
440 opposed to what it displays on the screen
443 controls_layout.set_size (edit_controls_vbox.get_width(), (gint) pos);
444 controls_layout.set_size_request(edit_controls_vbox.get_width(), -1);
445 zoom_box.set_size_request(edit_controls_vbox.get_width(), -1);
446 time_button_frame.set_size_request(edit_controls_vbox.get_width(), -1);
448 //cerr << "sizes = " << req->width << " " << edit_controls_vbox.get_width() << " " << controls_layout.get_width() << " " << zoom_box.get_width() << " " << time_button_frame.get_width() << endl;//DEBUG
452 Editor::track_canvas_map_handler (GdkEventAny* ev)
454 track_canvas->get_window()->set_cursor (*current_canvas_cursor);
459 Editor::time_canvas_map_handler (GdkEventAny* ev)
461 time_canvas->get_window()->set_cursor (*timebar_cursor);
466 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
468 const SelectionData& data,
469 guint info, guint time)
471 cerr << "drop on canvas, target = " << data.get_target() << endl;
473 if (data.get_target() == "regions") {
474 drop_regions (context, x, y, data, info, time);
476 else if(data.get_target() == "routes") {
477 drop_routes (context, x, y, data, info, time);
480 drop_paths (context, x, y, data, info, time);
485 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
487 const SelectionData& data,
488 guint info, guint time)
491 RouteTimeAxisView* tv;
493 vector<ustring> paths;
498 if (convert_drop_to_paths (paths, context, x, y, data, info, time)) {
502 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
508 track_canvas->window_to_world (x, y, wx, wy);
509 wx += horizontal_adjustment.get_value();
510 wy += vertical_adjustment.get_value();
512 ev.type = GDK_BUTTON_RELEASE;
516 frame = event_frame (&ev, 0, &cy);
520 if ((tvp = trackview_by_y_position (cy)) == 0) {
522 /* drop onto canvas background: create new tracks */
524 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
525 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
527 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
530 } else if ((tv = dynamic_cast<RouteTimeAxisView*>(tvp)) != 0) {
532 /* check that its an audio track, not a bus */
534 /* check that its an audio track, not a bus */
536 if (tv->get_diskstream()) {
537 /* select the track, then embed */
540 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
541 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportToTrack, SrcBest, frame);
543 do_embed (paths, Editing::ImportDistinctFiles, ImportToTrack, frame);
549 context->drag_finish (true, false, time);
553 Editor::drop_regions (const RefPtr<Gdk::DragContext>& context,
555 const SelectionData& data,
556 guint info, guint time)
558 const SerializedObjectPointers<boost::shared_ptr<Region> >* sr =
559 reinterpret_cast<const SerializedObjectPointers<boost::shared_ptr<Region> > *> (data.get_data());
561 for (uint32_t i = 0; i < sr->cnt; ++i) {
563 boost::shared_ptr<Region> r = sr->data[i];
565 insert_region_list_drag (r, x, y);
568 context->drag_finish (true, false, time);
572 Editor::drop_routes (const Glib::RefPtr<Gdk::DragContext>& context,
574 const Gtk::SelectionData& data,
575 guint info, guint time) {
576 const SerializedObjectPointers<boost::shared_ptr<Route> >* sr =
577 reinterpret_cast<const SerializedObjectPointers<boost::shared_ptr<Route> > *> (data.get_data());
579 for (uint32_t i = 0; i < sr->cnt; ++i) {
580 boost::shared_ptr<Route> r = sr->data[i];
581 insert_route_list_drag (r, x, y);
584 context->drag_finish (true, false, time);
588 Editor::maybe_autoscroll (GdkEventMotion* event)
590 nframes_t rightmost_frame = leftmost_frame + current_page_frames();
591 nframes_t frame = drag_info.current_pointer_frame;
592 bool startit = false;
593 double vertical_pos = vertical_adjustment.get_value();
598 if (event->y < vertical_pos) {
603 if (event->y > vertical_pos + canvas_height) {
608 if (frame > rightmost_frame) {
610 if (rightmost_frame < max_frames) {
615 } else if (frame < leftmost_frame) {
617 if (leftmost_frame > 0) {
624 if ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0)) {
625 stop_canvas_autoscroll ();
628 if (startit && autoscroll_timeout_tag < 0) {
629 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
632 last_autoscroll_x = autoscroll_x;
633 last_autoscroll_y = autoscroll_y;
637 Editor::_autoscroll_canvas (void *arg)
639 return ((Editor *) arg)->autoscroll_canvas ();
643 Editor::autoscroll_canvas ()
646 nframes_t limit = max_frames - current_page_frames();
648 nframes_t target_frame;
652 if (autoscroll_x < 0) {
653 if (leftmost_frame < autoscroll_x_distance) {
656 new_frame = leftmost_frame - autoscroll_x_distance;
658 target_frame = drag_info.current_pointer_frame - autoscroll_x_distance;
659 } else if (autoscroll_x > 0) {
660 if (leftmost_frame > limit - autoscroll_x_distance) {
663 new_frame = leftmost_frame + autoscroll_x_distance;
665 target_frame = drag_info.current_pointer_frame + autoscroll_x_distance;
667 target_frame = drag_info.current_pointer_frame;
668 new_frame = leftmost_frame;
671 double vertical_pos = vertical_adjustment.get_value();
673 if (autoscroll_y < 0) {
675 if (vertical_pos < autoscroll_y_distance) {
678 new_pixel = vertical_pos - autoscroll_y_distance;
681 target_pixel = drag_info.current_pointer_y - autoscroll_y_distance;
682 target_pixel = max (target_pixel, 0.0);
684 } else if (autoscroll_y > 0) {
686 double top_of_bottom_of_canvas = full_canvas_height - canvas_height;
688 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
689 new_pixel = full_canvas_height;
691 new_pixel = vertical_pos + autoscroll_y_distance;
694 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
696 target_pixel = drag_info.current_pointer_y + autoscroll_y_distance;
698 /* don't move to the full canvas height because the item will be invisible
699 (its top edge will line up with the bottom of the visible canvas.
702 target_pixel = min (target_pixel, full_canvas_height - 10);
705 target_pixel = drag_info.current_pointer_y;
706 new_pixel = vertical_pos;
709 /* now fake a motion event to get the object that is being dragged to move too */
711 ev.type = GDK_MOTION_NOTIFY;
712 ev.state &= Gdk::BUTTON1_MASK;
713 ev.x = frame_to_unit (target_frame);
715 motion_handler (drag_info.item, (GdkEvent*) &ev, drag_info.item_type, true);
717 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
724 if (autoscroll_cnt == 1) {
726 /* connect the timeout so that we get called repeatedly */
728 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
733 if (new_frame != leftmost_frame) {
734 reset_x_origin (new_frame);
737 vertical_adjustment.set_value (new_pixel);
739 if (autoscroll_x_distance != 0) {
741 if (autoscroll_cnt == 50) { /* 0.5 seconds */
743 /* after about a while, speed up a bit by changing the timeout interval */
745 autoscroll_x_distance = (nframes_t) floor (current_page_frames()/30.0f);
747 } else if (autoscroll_cnt == 150) { /* 1.0 seconds */
749 autoscroll_x_distance = (nframes_t) floor (current_page_frames()/20.0f);
751 } else if (autoscroll_cnt == 300) { /* 1.5 seconds */
753 /* after about another while, speed up by increasing the shift per callback */
755 autoscroll_x_distance = (nframes_t) floor (current_page_frames()/10.0f);
760 if (autoscroll_y_distance != 0) {
762 if (autoscroll_cnt == 50) { /* 0.5 seconds */
764 /* after about a while, speed up a bit by changing the timeout interval */
766 autoscroll_y_distance = 10;
768 } else if (autoscroll_cnt == 150) { /* 1.0 seconds */
770 autoscroll_y_distance = 20;
772 } else if (autoscroll_cnt == 300) { /* 1.5 seconds */
774 /* after about another while, speed up by increasing the shift per callback */
776 autoscroll_y_distance = 40;
784 Editor::start_canvas_autoscroll (int dx, int dy)
786 if (!session || autoscroll_active) {
790 stop_canvas_autoscroll ();
792 autoscroll_active = true;
795 autoscroll_x_distance = (nframes_t) floor (current_page_frames()/50.0);
796 autoscroll_y_distance = fabs (dy * 5); /* pixels */
799 /* do it right now, which will start the repeated callbacks */
801 autoscroll_canvas ();
805 Editor::stop_canvas_autoscroll ()
807 if (autoscroll_timeout_tag >= 0) {
808 g_source_remove (autoscroll_timeout_tag);
809 autoscroll_timeout_tag = -1;
812 autoscroll_active = false;
816 Editor::left_track_canvas (GdkEventCrossing *ev)
818 set_entered_track (0);
819 set_entered_regionview (0);
820 reset_canvas_action_sensitivity (false);
825 Editor::entered_track_canvas (GdkEventCrossing *ev)
827 reset_canvas_action_sensitivity (true);
832 Editor::tie_vertical_scrolling ()
834 double y1 = vertical_adjustment.get_value();
836 playhead_cursor->set_y_axis (y1);
838 range_marker_drag_rect->property_y1() = y1;
839 range_marker_drag_rect->property_y2() = full_canvas_height;
840 transport_loop_range_rect->property_y1() = y1;
841 transport_loop_range_rect->property_y2() = full_canvas_height;
842 transport_punch_range_rect->property_y1() = y1;
843 transport_punch_range_rect->property_y2() = full_canvas_height;
844 transport_punchin_line->property_y1() = y1;
845 transport_punchin_line->property_y2() = full_canvas_height;
846 transport_punchout_line->property_y1() = y1;
847 transport_punchout_line->property_y2() = full_canvas_height;
849 if (!selection->markers.empty()) {
850 for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
851 (*x)->set_line_vpos (y1, canvas_height);
856 logo_item->property_y() = y1;
859 /* this will do an immediate redraw */
861 controls_layout.get_vadjustment()->set_value (y1);
865 Editor::canvas_horizontally_scrolled ()
867 nframes64_t time_origin = (nframes_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
869 if (time_origin != leftmost_frame) {
870 canvas_scroll_to (time_origin);
875 Editor::canvas_scroll_to (nframes64_t time_origin)
877 leftmost_frame = time_origin;
878 nframes_t rightmost_frame = leftmost_frame + current_page_frames ();
880 if (rightmost_frame > last_canvas_frame) {
881 last_canvas_frame = rightmost_frame;
882 reset_scrolling_region ();
886 logo_item->property_x() = horizontal_adjustment.get_value ();
889 update_fixed_rulers ();
891 redisplay_tempo (!_dragging_hscrollbar);
895 Editor::color_handler()
897 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
898 verbose_canvas_cursor->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get();
900 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
901 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
903 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
904 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
906 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
907 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
909 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
910 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
912 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
913 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
915 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
916 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
918 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
919 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
921 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
922 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
924 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
925 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
927 marker_drag_line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerDragLine.get();
929 range_marker_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
930 range_marker_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
932 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
933 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
935 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
936 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
938 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
939 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
941 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
942 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
944 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
945 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
947 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
948 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
949 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
950 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
951 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
953 refresh_location_display ();
954 redisplay_tempo (true);
957 session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
962 Editor::flush_canvas ()
965 track_canvas->update_now ();
966 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);