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();
100 Editor::initialize_canvas ()
102 if (getenv ("ARDOUR_NON_AA_CANVAS")) {
103 track_canvas = new ArdourCanvas::Canvas ();
105 track_canvas = new ArdourCanvas::CanvasAA ();
108 ArdourCanvas::init ();
109 ardour_canvas_type_init ();
111 /* don't try to center the canvas */
113 track_canvas->set_center_scroll_region (false);
114 track_canvas->set_dither (Gdk::RGB_DITHER_NONE);
116 /* stuff for the verbose canvas cursor */
118 Pango::FontDescription* font = get_font_for_style (N_("VerboseCanvasCursor"));
120 verbose_canvas_cursor = new ArdourCanvas::Text (*track_canvas->root());
121 verbose_canvas_cursor->property_font_desc() = *font;
122 verbose_canvas_cursor->property_anchor() = ANCHOR_NW;
126 verbose_cursor_visible = false;
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 _master_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
140 transport_loop_range_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
141 transport_loop_range_rect->property_outline_pixels() = 1;
142 transport_loop_range_rect->hide();
144 /* a group to hold time (measure) lines */
145 time_line_group = new ArdourCanvas::Group (*_master_group, 0.0, 0.0);
147 _trackview_group = new ArdourCanvas::Group (*_master_group, 0.0, 0.0);
148 _region_motion_group = new ArdourCanvas::Group (*_master_group, 0.0, 0.0);
152 meter_bar_group = new ArdourCanvas::Group (*track_canvas->root());
153 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, max_canvas_coordinate, timebar_height-1.0);
154 meter_bar->property_outline_what() = (0x1 | 0x8);
155 meter_bar->property_outline_pixels() = 1;
157 tempo_bar_group = new ArdourCanvas::Group (*track_canvas->root());
158 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
159 tempo_bar->property_outline_what() = (0x1 | 0x8);
160 tempo_bar->property_outline_pixels() = 1;
162 range_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root());
163 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
164 range_marker_bar->property_outline_what() = (0x1 | 0x8);
165 range_marker_bar->property_outline_pixels() = 1;
167 transport_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root());
168 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
169 transport_marker_bar->property_outline_what() = (0x1 | 0x8);
170 transport_marker_bar->property_outline_pixels() = 1;
172 marker_bar_group = new ArdourCanvas::Group (*track_canvas->root());
173 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
174 marker_bar->property_outline_what() = (0x1 | 0x8);
175 marker_bar->property_outline_pixels() = 1;
177 cd_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root());
178 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, max_canvas_coordinate, (timebar_height-1.0));
179 cd_marker_bar->property_outline_what() = (0x1 | 0x8);
180 cd_marker_bar->property_outline_pixels() = 1;
182 range_marker_drag_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, 0.0);
183 //range_marker_drag_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
184 range_marker_drag_rect->hide ();
186 timebar_group = new ArdourCanvas::Group (*track_canvas->root());
187 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
189 meter_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 5.0);
190 tempo_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 4.0);
191 range_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 3.0);
192 transport_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 2.0);
193 marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height);
194 cd_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, 0.0);
196 marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 0.0));
197 marker_drag_line_points.push_back(Gnome::Art::Point(0.0, 1.0));
199 marker_drag_line = new ArdourCanvas::Line (*timebar_group);
200 marker_drag_line->property_width_pixels() = 1;
201 marker_drag_line->property_points() = marker_drag_line_points;
202 marker_drag_line->hide();
204 cd_marker_bar_drag_rect = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, 100, timebar_height);
205 cd_marker_bar_drag_rect->property_outline_pixels() = 0;
206 cd_marker_bar_drag_rect->hide ();
208 range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, 100, timebar_height);
209 range_bar_drag_rect->property_outline_pixels() = 0;
210 range_bar_drag_rect->hide ();
212 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, 100, timebar_height);
213 transport_bar_drag_rect->property_outline_pixels() = 0;
214 transport_bar_drag_rect->hide ();
216 transport_punch_range_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
217 transport_punch_range_rect->property_outline_pixels() = 0;
218 transport_punch_range_rect->hide();
220 // transport_loop_range_rect->lower_to_bottom (); // loop on the bottom
222 transport_punchin_line = new ArdourCanvas::SimpleLine (*_master_group);
223 transport_punchin_line->property_x1() = 0.0;
224 transport_punchin_line->property_y1() = 0.0;
225 transport_punchin_line->property_x2() = 0.0;
226 transport_punchin_line->property_y2() = 0.0;
227 transport_punchin_line->hide ();
229 transport_punchout_line = new ArdourCanvas::SimpleLine (*_master_group);
230 transport_punchout_line->property_x1() = 0.0;
231 transport_punchout_line->property_y1() = 0.0;
232 transport_punchout_line->property_x2() = 0.0;
233 transport_punchout_line->property_y2() = 0.0;
234 transport_punchout_line->hide();
236 // used to show zoom mode active zooming
237 zoom_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
238 zoom_rect->property_outline_pixels() = 1;
241 zoom_rect->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
243 // used as rubberband rect
244 rubberband_rect = new ArdourCanvas::SimpleRect (*_trackview_group, 0.0, 0.0, 0.0, 0.0);
246 rubberband_rect->property_outline_pixels() = 1;
247 rubberband_rect->hide();
249 tempo_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
250 meter_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
251 marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
252 cd_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
253 range_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
254 transport_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
256 ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_loop_range_view), false));
257 ZoomChanged.connect (bind (mem_fun(*this, &Editor::update_punch_range_view), false));
259 playhead_cursor = new Cursor (*this, &Editor::canvas_playhead_cursor_event);
262 logo_item->lower_to_bottom ();
265 /* need to handle 4 specific types of events as catch-alls */
267 track_canvas->signal_scroll_event().connect (mem_fun (*this, &Editor::track_canvas_scroll_event));
268 track_canvas->signal_motion_notify_event().connect (mem_fun (*this, &Editor::track_canvas_motion_notify_event));
269 track_canvas->signal_button_press_event().connect (mem_fun (*this, &Editor::track_canvas_button_press_event));
270 track_canvas->signal_button_release_event().connect (mem_fun (*this, &Editor::track_canvas_button_release_event));
272 track_canvas->set_name ("EditorMainCanvas");
273 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK|Gdk::SCROLL_MASK);
274 track_canvas->signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
275 track_canvas->signal_enter_notify_event().connect (mem_fun(*this, &Editor::entered_track_canvas));
276 track_canvas->set_flags (CAN_FOCUS);
278 /* set up drag-n-drop */
280 vector<TargetEntry> target_table;
282 // Drag-N-Drop from the region list can generate this target
283 target_table.push_back (TargetEntry ("regions"));
284 target_table.push_back (TargetEntry ("routes"));
286 target_table.push_back (TargetEntry ("text/plain"));
287 target_table.push_back (TargetEntry ("text/uri-list"));
288 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
290 track_canvas->drag_dest_set (target_table);
291 track_canvas->signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
293 track_canvas->signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
295 ColorsChanged.connect (mem_fun (*this, &Editor::color_handler));
301 Editor::track_canvas_allocate (Gtk::Allocation alloc)
303 canvas_allocation = alloc;
304 track_canvas_size_allocated ();
308 Editor::track_canvas_size_allocated ()
310 bool height_changed = canvas_height != canvas_allocation.get_height();
312 canvas_width = canvas_allocation.get_width();
313 canvas_height = canvas_allocation.get_height();
315 full_canvas_height = canvas_height;
318 TrackViewList::iterator i;
321 for (i = track_views.begin(); i != track_views.end(); ++i) {
322 if ((*i)->control_parent) {
323 height += (*i)->effective_height;
327 full_canvas_height = height + canvas_timebars_vsize;
332 if (height_changed) {
333 if (playhead_cursor) {
334 playhead_cursor->set_length (canvas_height);
337 vertical_adjustment.set_page_size (canvas_height);
339 for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
340 (*x)->set_line_vpos (0, canvas_height);
343 // marker_drag_line_points.back().set_y(canvas_height);
344 range_marker_drag_rect->property_y2() = canvas_height;
345 transport_loop_range_rect->property_y2() = canvas_height;
346 transport_punch_range_rect->property_y2() = canvas_height;
347 transport_punchin_line->property_y2() = canvas_height;
348 transport_punchout_line->property_y2() = canvas_height;
350 horizontal_adjustment.set_upper (session->current_end_frame()/frames_per_unit);
351 horizontal_adjustment.set_page_size (current_page_frames()/frames_per_unit);
352 reset_hscrollbar_stepping ();
353 update_fixed_rulers();
354 redisplay_tempo (false);
356 Resized (); /* EMIT_SIGNAL */
362 Editor::controls_layout_size_request (Requisition* req)
364 TreeModel::Children rows = route_display_model->children();
365 TreeModel::Children::iterator i;
367 bool changed = false;
369 for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
370 TimeAxisView *tv = (*i)[route_display_columns.tv];
372 pos += tv->effective_height;
376 RefPtr<Gdk::Screen> screen = get_screen();
379 screen = Gdk::Screen::get_default();
381 gint height = min ( (gint) pos, (screen->get_height() - 400));
382 gint width = max (edit_controls_vbox.get_width(), controls_layout.get_width());
384 /* don't get too big. the fudge factors here are just guesses */
386 width = min (width, screen->get_width() - 300);
388 if ((req->width != width) || (req->height != height)) {
390 controls_layout_size_request_connection.disconnect ();
393 if (req->width != width) {
394 gint vbox_width = edit_controls_vbox.get_width();
397 /* this one is important: it determines how big the layout thinks it really is, as
398 opposed to what it displays on the screen
400 controls_layout.property_width () = vbox_width;
401 controls_layout.property_width_request () = vbox_width;
403 time_button_event_box.property_width_request () = vbox_width;
404 zoom_box.property_width_request () = vbox_width;
407 if (req->height != height) {
408 req->height = height;
409 controls_layout.property_height () = (guint) floor (pos);
413 controls_layout_size_request_connection = controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
418 Editor::track_canvas_map_handler (GdkEventAny* ev)
420 track_canvas->get_window()->set_cursor (*current_canvas_cursor);
425 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
427 const SelectionData& data,
428 guint info, guint time)
430 cerr << "drop on canvas, target = " << data.get_target() << endl;
432 if (data.get_target() == "regions") {
433 drop_regions (context, x, y, data, info, time);
435 else if(data.get_target() == "routes") {
436 drop_routes (context, x, y, data, info, time);
439 drop_paths (context, x, y, data, info, time);
444 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
446 const SelectionData& data,
447 guint info, guint time)
450 RouteTimeAxisView* tv;
452 vector<ustring> paths;
457 if (convert_drop_to_paths (paths, context, x, y, data, info, time)) {
461 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
467 track_canvas->window_to_world (x, y, wx, wy);
468 //wx += horizontal_adjustment.get_value();
469 //wy += vertical_adjustment.get_value();
471 ev.type = GDK_BUTTON_RELEASE;
475 frame = event_frame (&ev, 0, &cy);
479 if ((tvp = trackview_by_y_position (cy)) == 0) {
481 /* drop onto canvas background: create new tracks */
485 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
486 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
488 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
491 } else if ((tv = dynamic_cast<RouteTimeAxisView*>(tvp)) != 0) {
493 /* check that its an audio track, not a bus */
495 /* check that its an audio track, not a bus */
497 if (tv->get_diskstream()) {
498 /* select the track, then embed */
501 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
502 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportToTrack, SrcBest, frame);
504 do_embed (paths, Editing::ImportDistinctFiles, ImportToTrack, frame);
510 context->drag_finish (true, false, time);
514 Editor::drop_regions (const RefPtr<Gdk::DragContext>& context,
516 const SelectionData& data,
517 guint info, guint time)
519 const SerializedObjectPointers<boost::shared_ptr<Region> >* sr =
520 reinterpret_cast<const SerializedObjectPointers<boost::shared_ptr<Region> > *> (data.get_data());
522 for (uint32_t i = 0; i < sr->cnt; ++i) {
524 boost::shared_ptr<Region> r = sr->data[i];
526 insert_region_list_drag (r, x, y);
529 context->drag_finish (true, false, time);
533 Editor::drop_routes (const Glib::RefPtr<Gdk::DragContext>& context,
535 const Gtk::SelectionData& data,
536 guint info, guint time) {
537 const SerializedObjectPointers<boost::shared_ptr<Route> >* sr =
538 reinterpret_cast<const SerializedObjectPointers<boost::shared_ptr<Route> > *> (data.get_data());
540 for (uint32_t i = 0; i < sr->cnt; ++i) {
541 boost::shared_ptr<Route> r = sr->data[i];
542 insert_route_list_drag (r, x, y);
545 context->drag_finish (true, false, time);
549 Editor::maybe_autoscroll (GdkEventMotion* event)
551 nframes64_t rightmost_frame = leftmost_frame + current_page_frames();
552 nframes64_t frame = drag_info.current_pointer_frame;
553 bool startit = false;
554 double vertical_pos = vertical_adjustment.get_value();
555 double upper = vertical_adjustment.get_upper();
558 adjust the event.y to take account of the bounds
559 of the _trackview_group
562 double vsx1, vsx2, vsy1, vsy2;
563 _trackview_group->get_bounds (vsx1, vsy1, vsx2, vsy2);
568 if ((event->y - vsy1) < vertical_pos) {
573 if ((event->y - vsy1) > (vertical_pos + canvas_height - canvas_timebars_vsize) && vertical_pos <= upper) {
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) {
663 if (autoscroll_cnt == 50) { /* 0.5 seconds */
665 /* after about a while, speed up a bit by changing the timeout interval */
667 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/30.0f);
669 } else if (autoscroll_cnt == 150) { /* 1.0 seconds */
671 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/20.0f);
673 } else if (autoscroll_cnt == 300) { /* 1.5 seconds */
675 /* after about another while, speed up by increasing the shift per callback */
677 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/10.0f);
682 if (autoscroll_y_distance != 0) {
684 if (autoscroll_cnt == 50) { /* 0.5 seconds */
686 /* after about a while, speed up a bit by changing the timeout interval */
688 autoscroll_y_distance = 10;
690 } else if (autoscroll_cnt == 150) { /* 1.0 seconds */
692 autoscroll_y_distance = 20;
694 } else if (autoscroll_cnt == 300) { /* 1.5 seconds */
696 /* after about another while, speed up by increasing the shift per callback */
698 autoscroll_y_distance = 40;
702 if (autoscroll_x < 0) {
703 if (leftmost_frame < autoscroll_x_distance) {
706 new_frame = leftmost_frame - autoscroll_x_distance;
708 } else if (autoscroll_x > 0) {
709 if (leftmost_frame > limit - autoscroll_x_distance) {
712 new_frame = leftmost_frame + autoscroll_x_distance;
715 new_frame = leftmost_frame;
718 double vertical_pos = vertical_adjustment.get_value();
720 if (autoscroll_y < 0) {
722 if (vertical_pos < autoscroll_y_distance) {
725 new_pixel = vertical_pos - autoscroll_y_distance;
728 target_pixel = drag_info.current_pointer_y - autoscroll_y_distance;
729 target_pixel = max (target_pixel, 0.0);
731 } else if (autoscroll_y > 0) {
733 double top_of_bottom_of_canvas = full_canvas_height - canvas_height;
735 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
736 new_pixel = full_canvas_height;
738 new_pixel = vertical_pos + autoscroll_y_distance;
741 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
743 target_pixel = drag_info.current_pointer_y + autoscroll_y_distance;
745 /* don't move to the full canvas height because the item will be invisible
746 (its top edge will line up with the bottom of the visible canvas.
749 target_pixel = min (target_pixel, full_canvas_height - 10);
752 target_pixel = drag_info.current_pointer_y;
753 new_pixel = vertical_pos;
758 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
763 if (new_frame != leftmost_frame) {
764 reset_x_origin (new_frame);
767 vertical_adjustment.set_value (new_pixel);
771 Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
773 Gdk::ModifierType mask;
774 canvas_window->get_pointer (x, y, mask);
775 ev.type = GDK_MOTION_NOTIFY;
776 ev.state &= Gdk::BUTTON1_MASK;
780 motion_handler (drag_info.item, (GdkEvent*) &ev, drag_info.item_type, true);
784 if (autoscroll_cnt == 1) {
786 /* connect the timeout so that we get called repeatedly */
788 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
797 Editor::start_canvas_autoscroll (int dx, int dy)
799 if (!session || autoscroll_active) {
803 stop_canvas_autoscroll ();
805 autoscroll_active = true;
808 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/50.0);
809 autoscroll_y_distance = fabs (dy * 5); /* pixels */
812 /* do it right now, which will start the repeated callbacks */
814 autoscroll_canvas ();
818 Editor::stop_canvas_autoscroll ()
821 if (autoscroll_timeout_tag >= 0) {
822 g_source_remove (autoscroll_timeout_tag);
823 autoscroll_timeout_tag = -1;
826 autoscroll_active = false;
830 Editor::left_track_canvas (GdkEventCrossing *ev)
832 set_entered_track (0);
833 set_entered_regionview (0);
834 reset_canvas_action_sensitivity (false);
839 Editor::entered_track_canvas (GdkEventCrossing *ev)
841 reset_canvas_action_sensitivity (true);
846 Editor::tie_vertical_scrolling ()
848 scroll_canvas_vertically ();
850 /* this will do an immediate redraw */
852 controls_layout.get_vadjustment()->set_value (vertical_adjustment.get_value());
856 Editor::scroll_canvas_horizontally ()
858 nframes64_t time_origin = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
860 if (time_origin != leftmost_frame) {
861 canvas_scroll_to (time_origin);
864 /* horizontal scrolling only */
865 double x1, x2, y1, y2, x_delta;
867 _master_group->get_bounds(x1, y1, x2, y2);
868 x_delta = x1 + horizontal_adjustment.get_value();
870 _master_group->move (-x_delta, 0);
871 timebar_group->move (-x_delta, 0);
872 cursor_group->move (-x_delta, 0);
876 Editor::scroll_canvas_vertically ()
878 /* vertical scrolling only */
879 double x1, x2, y1, y2, y_delta;
881 _trackview_group->get_bounds(x1, y1, x2, y2);
882 y_delta = y1 + vertical_adjustment.get_value() - canvas_timebars_vsize;
884 _trackview_group->move (0, -y_delta);
885 _region_motion_group->move (0, -y_delta);
888 /* required to keep the controls_layout in lock step with the canvas group */
889 track_canvas->update_now ();
894 Editor::canvas_horizontally_scrolled ()
896 nframes64_t time_origin = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
898 if (time_origin != leftmost_frame) {
899 canvas_scroll_to (time_origin);
904 Editor::canvas_scroll_to (nframes64_t time_origin)
906 leftmost_frame = time_origin;
907 nframes64_t rightmost_frame = leftmost_frame + current_page_frames ();
909 if (rightmost_frame > last_canvas_frame) {
910 last_canvas_frame = rightmost_frame;
911 //reset_scrolling_region ();
914 update_fixed_rulers ();
916 //redisplay_tempo (!_dragging_hscrollbar);
917 redisplay_tempo (true);
921 Editor::color_handler()
923 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
924 verbose_canvas_cursor->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get();
926 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
927 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
929 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
930 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
932 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
933 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
935 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
936 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
938 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
939 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
941 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
942 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
944 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
945 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
947 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
948 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
950 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
951 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
953 marker_drag_line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerDragLine.get();
955 range_marker_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
956 range_marker_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
958 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
959 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
961 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
962 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
964 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
965 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
967 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
968 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
970 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
971 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
973 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
974 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
975 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
976 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
977 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
979 refresh_location_display ();
980 redisplay_tempo (true);
983 session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
988 Editor::flush_canvas ()
991 track_canvas->update_now ();
992 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);