2 Copyright (C) 2005 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include <libgnomecanvasmm/init.h>
21 #include <libgnomecanvasmm/pixbuf.h>
22 #include <jack/types.h>
23 #include <gtkmm2ext/utils.h>
25 #include "ardour/profile.h"
27 #include "ardour_ui.h"
30 #include "simplerect.h"
31 #include "simpleline.h"
32 #include "imageframe.h"
33 #include "waveview_p.h"
34 #include "simplerect_p.h"
35 #include "simpleline_p.h"
36 #include "imageframe_p.h"
37 #include "canvas_impl.h"
39 #include "rgb_macros.h"
41 #include "audio_time_axis.h"
42 #include "editor_drag.h"
43 #include "region_view.h"
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 _trackview_group = new ArdourCanvas::Group (*_master_group);
156 _region_motion_group = new ArdourCanvas::Group (*_trackview_group);
158 meter_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
159 if (Profile->get_sae()) {
160 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, physical_screen_width, timebar_height - 1);
161 meter_bar->property_outline_pixels() = 1;
163 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, physical_screen_width, timebar_height);
164 meter_bar->property_outline_pixels() = 0;
166 meter_bar->property_outline_what() = (0x1 | 0x8);
168 tempo_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
169 if (Profile->get_sae()) {
170 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
171 tempo_bar->property_outline_pixels() = 1;
173 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
174 tempo_bar->property_outline_pixels() = 0;
176 tempo_bar->property_outline_what() = (0x1 | 0x8);
178 range_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
179 if (Profile->get_sae()) {
180 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
181 range_marker_bar->property_outline_pixels() = 1;
183 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
184 range_marker_bar->property_outline_pixels() = 0;
186 range_marker_bar->property_outline_what() = (0x1 | 0x8);
188 transport_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
189 if (Profile->get_sae()) {
190 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
191 transport_marker_bar->property_outline_pixels() = 1;
193 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
194 transport_marker_bar->property_outline_pixels() = 0;
196 transport_marker_bar->property_outline_what() = (0x1 | 0x8);
198 marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
199 if (Profile->get_sae()) {
200 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
201 marker_bar->property_outline_pixels() = 1;
203 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
204 marker_bar->property_outline_pixels() = 0;
206 marker_bar->property_outline_what() = (0x1 | 0x8);
208 cd_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
209 if (Profile->get_sae()) {
210 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
211 cd_marker_bar->property_outline_pixels() = 1;
213 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
214 cd_marker_bar->property_outline_pixels() = 0;
216 cd_marker_bar->property_outline_what() = (0x1 | 0x8);
218 timebar_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
219 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
221 meter_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 5.0);
222 tempo_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 4.0);
223 range_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 3.0);
224 transport_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 2.0);
225 marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height);
226 cd_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, 0.0);
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;
234 range_bar_drag_rect->hide ();
236 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, 100, timebar_height);
237 transport_bar_drag_rect->property_outline_pixels() = 0;
238 transport_bar_drag_rect->hide ();
240 transport_punchin_line = new ArdourCanvas::SimpleLine (*_master_group);
241 transport_punchin_line->property_x1() = 0.0;
242 transport_punchin_line->property_y1() = 0.0;
243 transport_punchin_line->property_x2() = 0.0;
244 transport_punchin_line->property_y2() = physical_screen_height;
245 transport_punchin_line->hide ();
247 transport_punchout_line = new ArdourCanvas::SimpleLine (*_master_group);
248 transport_punchout_line->property_x1() = 0.0;
249 transport_punchout_line->property_y1() = 0.0;
250 transport_punchout_line->property_x2() = 0.0;
251 transport_punchout_line->property_y2() = physical_screen_height;
252 transport_punchout_line->hide();
254 // used to show zoom mode active zooming
255 zoom_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
256 zoom_rect->property_outline_pixels() = 1;
259 zoom_rect->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
261 // used as rubberband rect
262 rubberband_rect = new ArdourCanvas::SimpleRect (*_trackview_group, 0.0, 0.0, 0.0, 0.0);
264 rubberband_rect->property_outline_pixels() = 1;
265 rubberband_rect->hide();
267 tempo_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
268 meter_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
269 marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
270 cd_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
271 range_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
272 transport_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
274 playhead_cursor = new EditorCursor (*this, &Editor::canvas_playhead_cursor_event);
277 logo_item->lower_to_bottom ();
279 /* need to handle 4 specific types of events as catch-alls */
281 track_canvas->signal_scroll_event().connect (mem_fun (*this, &Editor::track_canvas_scroll_event));
282 track_canvas->signal_motion_notify_event().connect (mem_fun (*this, &Editor::track_canvas_motion_notify_event));
283 track_canvas->signal_button_press_event().connect (mem_fun (*this, &Editor::track_canvas_button_press_event));
284 track_canvas->signal_button_release_event().connect (mem_fun (*this, &Editor::track_canvas_button_release_event));
285 track_canvas->signal_drag_motion().connect (mem_fun (*this, &Editor::track_canvas_drag_motion));
287 track_canvas->set_name ("EditorMainCanvas");
288 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK|Gdk::SCROLL_MASK);
289 track_canvas->signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
290 track_canvas->signal_enter_notify_event().connect (mem_fun(*this, &Editor::entered_track_canvas));
291 track_canvas->set_flags (CAN_FOCUS);
293 /* set up drag-n-drop */
295 vector<TargetEntry> target_table;
297 // Drag-N-Drop from the region list can generate this target
298 target_table.push_back (TargetEntry ("regions"));
300 target_table.push_back (TargetEntry ("text/plain"));
301 target_table.push_back (TargetEntry ("text/uri-list"));
302 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
304 track_canvas->drag_dest_set (target_table);
305 track_canvas->signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
307 track_canvas->signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
309 ColorsChanged.connect (mem_fun (*this, &Editor::color_handler));
315 Editor::track_canvas_allocate (Gtk::Allocation alloc)
317 canvas_allocation = alloc;
318 track_canvas_size_allocated ();
322 Editor::track_canvas_size_allocated ()
324 bool height_changed = _canvas_height != canvas_allocation.get_height();
326 _canvas_width = canvas_allocation.get_width();
327 _canvas_height = canvas_allocation.get_height();
330 TrackViewList::iterator i;
333 for (i = track_views.begin(); i != track_views.end(); ++i) {
334 height += (*i)->effective_height ();
335 (*i)->clip_to_viewport ();
338 full_canvas_height = height + canvas_timebars_vsize;
341 if (height_changed) {
342 if (playhead_cursor) {
343 playhead_cursor->set_length (_canvas_height);
346 for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
347 (*x)->set_line_vpos (0, _canvas_height);
350 vertical_adjustment.set_page_size (_canvas_height);
351 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
352 if ((vertical_adjustment.get_value() + _canvas_height) >= vertical_adjustment.get_upper()) {
354 We're increasing the size of the canvas while the bottom is visible.
355 We scroll down to keep in step with the controls layout.
357 vertical_adjustment.set_value (full_canvas_height - _canvas_height);
361 handle_new_duration ();
362 reset_hscrollbar_stepping ();
363 update_fixed_rulers();
364 redisplay_tempo (false);
365 _summary->set_overlays_dirty ();
367 Resized (); /* EMIT_SIGNAL */
373 Editor::controls_layout_size_request (Requisition* req)
375 TreeModel::Children rows = route_display_model->children();
376 TreeModel::Children::iterator i;
378 bool changed = false;
380 for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
381 TimeAxisView *tv = (*i)[route_display_columns.tv];
383 pos += tv->effective_height ();
384 tv->clip_to_viewport ();
388 gint height = min ((gint) pos, (gint) (physical_screen_height - 600));
389 gint width = max (edit_controls_vbox.get_width(), controls_layout.get_width());
391 /* don't get too big. the fudge factors here are just guesses */
393 width = min (width, (gint) (physical_screen_width - 300));
395 if ((req->width != width) || (req->height != height)) {
397 controls_layout_size_request_connection.disconnect ();
400 if (req->width != width) {
401 gint vbox_width = edit_controls_vbox.get_width();
404 /* this one is important: it determines how big the layout thinks it really is, as
405 opposed to what it displays on the screen
407 controls_layout.property_width () = vbox_width;
408 controls_layout.property_width_request () = vbox_width;
410 // time_button_event_box.property_width_request () = vbox_width;
411 // zoom_box.property_width_request () = vbox_width;
414 if (req->height != height) {
415 req->height = height;
416 controls_layout.property_height () = (guint) floor (pos);
417 controls_layout.property_height_request () = height;
421 controls_layout_size_request_connection = controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
423 //cerr << "sizes = " << req->width << " " << edit_controls_vbox.get_width() << " " << controls_layout.get_width() << " " << zoom_box.get_width() << " " << time_button_frame.get_width() << endl;//DEBUG
427 Editor::track_canvas_map_handler (GdkEventAny* ev)
429 track_canvas->get_window()->set_cursor (*current_canvas_cursor);
434 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
436 const SelectionData& data,
437 guint info, guint time)
439 if (data.get_target() == "regions") {
440 drop_regions (context, x, y, data, info, time);
442 drop_paths (context, x, y, data, info, time);
447 Editor::idle_drop_paths (vector<ustring> paths, nframes64_t frame, double ypos)
449 drop_paths_part_two (paths, frame, ypos);
454 Editor::drop_paths_part_two (const vector<ustring>& paths, nframes64_t frame, double ypos)
456 RouteTimeAxisView* tv;
458 std::pair<TimeAxisView*, int> const tvp = trackview_by_y_position (ypos);
459 if (tvp.first == 0) {
461 /* drop onto canvas background: create new tracks */
465 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
466 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
468 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
471 } else if ((tv = dynamic_cast<RouteTimeAxisView*> (tvp.first)) != 0) {
473 /* check that its an audio track, not a bus */
475 if (tv->get_diskstream()) {
476 /* select the track, then embed/import */
479 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
480 do_import (paths, Editing::ImportSerializeFiles, Editing::ImportToTrack, SrcBest, frame);
482 do_embed (paths, Editing::ImportSerializeFiles, ImportToTrack, frame);
489 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
491 const SelectionData& data,
492 guint info, guint time)
494 vector<ustring> paths;
501 if (convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
503 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
506 track_canvas->window_to_world (x, y, wx, wy);
508 ev.type = GDK_BUTTON_RELEASE;
512 frame = event_frame (&ev, 0, &cy);
517 /* We are not allowed to call recursive main event loops from within
518 the main event loop with GTK/Quartz. Since import/embed wants
519 to push up a progress dialog, defer all this till we go idle.
521 Glib::signal_idle().connect (bind (mem_fun (*this, &Editor::idle_drop_paths), paths, frame, cy));
523 drop_paths_part_two (paths, frame, cy);
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)
543 Editor::maybe_autoscroll (GdkEventMotion* event, bool allow_vert)
545 nframes64_t rightmost_frame = leftmost_frame + current_page_frames();
546 nframes64_t frame = _drag->current_pointer_frame();
547 bool startit = false;
551 if (event->y < canvas_timebars_vsize && allow_vert) {
554 } else if (event->y > _canvas_height) {
559 if (frame > rightmost_frame) {
561 if (rightmost_frame < max_frames) {
566 } else if (frame < leftmost_frame) {
567 if (leftmost_frame > 0) {
574 if (!allow_vertical_scroll) {
578 if ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0)) {
579 stop_canvas_autoscroll ();
582 if (startit && autoscroll_timeout_tag < 0) {
583 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
586 last_autoscroll_x = autoscroll_x;
587 last_autoscroll_y = autoscroll_y;
591 Editor::_autoscroll_canvas (void *arg)
593 return ((Editor *) arg)->autoscroll_canvas ();
597 Editor::autoscroll_canvas ()
599 nframes64_t new_frame;
600 nframes64_t limit = max_frames - current_page_frames();
607 if (autoscroll_x_distance != 0) {
608 if (autoscroll_x > 0) {
609 autoscroll_x_distance = (unit_to_frame (_drag->current_pointer_x()) - (leftmost_frame + current_page_frames())) / 3;
610 } else if (autoscroll_x < 0) {
611 autoscroll_x_distance = (leftmost_frame - unit_to_frame (_drag->current_pointer_x())) / 3;
616 if (autoscroll_y_distance != 0) {
617 if (autoscroll_y > 0) {
618 autoscroll_y_distance = (_drag->current_pointer_y() - (get_trackview_group_vertical_offset() + _canvas_height)) / 3;
619 } else if (autoscroll_y < 0) {
621 autoscroll_y_distance = (vertical_adjustment.get_value () - _drag->current_pointer_y()) / 3;
625 if (autoscroll_x < 0) {
626 if (leftmost_frame < autoscroll_x_distance) {
629 new_frame = leftmost_frame - autoscroll_x_distance;
631 } else if (autoscroll_x > 0) {
632 if (leftmost_frame > limit - autoscroll_x_distance) {
635 new_frame = leftmost_frame + autoscroll_x_distance;
638 new_frame = leftmost_frame;
641 double vertical_pos = vertical_adjustment.get_value();
643 if (autoscroll_y < 0) {
645 if (vertical_pos < autoscroll_y_distance) {
648 new_pixel = vertical_pos - autoscroll_y_distance;
651 target_pixel = _drag->current_pointer_y() - autoscroll_y_distance;
652 target_pixel = max (target_pixel, 0.0);
654 } else if (autoscroll_y > 0) {
656 double top_of_bottom_of_canvas = full_canvas_height - _canvas_height;
658 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
659 new_pixel = full_canvas_height;
661 new_pixel = vertical_pos + autoscroll_y_distance;
664 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
666 target_pixel = _drag->current_pointer_y() + autoscroll_y_distance;
668 /* don't move to the full canvas height because the item will be invisible
669 (its top edge will line up with the bottom of the visible canvas.
672 target_pixel = min (target_pixel, full_canvas_height - 10);
675 target_pixel = _drag->current_pointer_y();
676 new_pixel = vertical_pos;
679 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
684 if (new_frame != leftmost_frame) {
685 reset_x_origin (new_frame);
688 vertical_adjustment.set_value (new_pixel);
692 Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
694 Gdk::ModifierType mask;
695 canvas_window->get_pointer (x, y, mask);
696 ev.type = GDK_MOTION_NOTIFY;
697 ev.state &= Gdk::BUTTON1_MASK;
701 motion_handler (_drag->item(), (GdkEvent*) &ev, true);
705 if (autoscroll_cnt == 1) {
707 /* connect the timeout so that we get called repeatedly */
709 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
718 Editor::start_canvas_autoscroll (int dx, int dy)
720 if (!session || autoscroll_active) {
724 stop_canvas_autoscroll ();
726 autoscroll_active = true;
729 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/50.0);
730 autoscroll_y_distance = fabs (dy * 5); /* pixels */
733 /* do it right now, which will start the repeated callbacks */
735 autoscroll_canvas ();
739 Editor::stop_canvas_autoscroll ()
742 if (autoscroll_timeout_tag >= 0) {
743 g_source_remove (autoscroll_timeout_tag);
744 autoscroll_timeout_tag = -1;
747 autoscroll_active = false;
751 Editor::left_track_canvas (GdkEventCrossing *ev)
753 set_entered_track (0);
754 set_entered_regionview (0);
755 reset_canvas_action_sensitivity (false);
760 Editor::entered_track_canvas (GdkEventCrossing *ev)
762 reset_canvas_action_sensitivity (true);
767 Editor::tie_vertical_scrolling ()
769 scroll_canvas_vertically ();
771 /* this will do an immediate redraw */
773 controls_layout.get_vadjustment()->set_value (vertical_adjustment.get_value());
775 if (pending_visual_change.idle_handler_id < 0) {
776 _summary->set_overlays_dirty ();
781 Editor::scroll_canvas_horizontally ()
783 /* horizontal scrolling only */
784 double x1, y1, x2, y2, x_delta;
785 _master_group->get_bounds (x1, y1, x2, y2);
787 x_delta = - (x1 + horizontal_adjustment.get_value());
789 _master_group->move (x_delta, 0);
790 timebar_group->move (x_delta, 0);
791 time_line_group->move (x_delta, 0);
792 cursor_group->move (x_delta, 0);
794 leftmost_frame = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
796 update_fixed_rulers ();
797 redisplay_tempo (true);
799 if (pending_visual_change.idle_handler_id < 0) {
800 _summary->set_overlays_dirty ();
804 if (!autoscroll_active) {
805 /* force rulers and canvas to move in lock step */
806 while (gtk_events_pending ()) {
807 gtk_main_iteration ();
815 Editor::scroll_canvas_vertically ()
817 /* vertical scrolling only */
821 y_delta = last_trackview_group_vertical_offset - get_trackview_group_vertical_offset ();
822 _trackview_group->move (0, y_delta);
823 _background_group->move (0, y_delta);
825 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
826 (*i)->clip_to_viewport ();
828 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
829 /* required to keep the controls_layout in lock step with the canvas group */
830 update_canvas_now ();
834 Editor::color_handler()
836 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
837 verbose_canvas_cursor->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get();
839 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
840 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
842 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
843 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
845 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
846 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
848 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
849 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
851 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
852 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
854 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
855 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
857 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
858 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
860 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
861 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
863 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
864 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
866 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
867 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
869 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
870 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
872 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
873 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
875 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
876 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
878 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
879 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
881 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
882 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
883 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
884 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
885 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
887 refresh_location_display ();
889 redisplay_tempo (true);
892 session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
897 Editor::flush_canvas ()
900 update_canvas_now ();
901 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);
906 Editor::update_canvas_now ()
908 /* GnomeCanvas has a bug whereby if its idle handler is not scheduled between
909 two calls to update_now, an assert will trip. This wrapper works around
910 that problem by only calling update_now if the assert will not trip.
912 I think the GC bug is due to the fact that its code will reset need_update
913 and need_redraw to FALSE without checking to see if an idle handler is scheduled.
914 If one is scheduled, GC should probably remove it.
917 GnomeCanvas* c = track_canvas->gobj ();
918 if (c->need_update || c->need_redraw) {
919 track_canvas->update_now ();