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"
44 #include "editor_group_tabs.h"
50 using namespace ARDOUR;
54 using namespace Gtkmm2ext;
55 using namespace Editing;
57 /* XXX this is a hack. it ought to be the maximum value of an nframes64_t */
59 const double max_canvas_coordinate = (double) JACK_MAX_FRAMES;
64 GType gnome_canvas_simpleline_get_type(void);
65 GType gnome_canvas_simplerect_get_type(void);
66 GType gnome_canvas_waveview_get_type(void);
67 GType gnome_canvas_imageframe_get_type(void);
71 static void ardour_canvas_type_init()
73 // Map gtypes to gtkmm wrapper-creation functions:
75 Glib::wrap_register(gnome_canvas_simpleline_get_type(), &Gnome::Canvas::SimpleLine_Class::wrap_new);
76 Glib::wrap_register(gnome_canvas_simplerect_get_type(), &Gnome::Canvas::SimpleRect_Class::wrap_new);
77 Glib::wrap_register(gnome_canvas_waveview_get_type(), &Gnome::Canvas::WaveView_Class::wrap_new);
78 // Glib::wrap_register(gnome_canvas_imageframe_get_type(), &Gnome::Canvas::ImageFrame_Class::wrap_new);
80 // Register the gtkmm gtypes:
82 (void) Gnome::Canvas::WaveView::get_type();
83 (void) Gnome::Canvas::SimpleLine::get_type();
84 (void) Gnome::Canvas::SimpleRect::get_type();
85 (void) Gnome::Canvas::ImageFrame::get_type();
89 Editor::initialize_canvas ()
91 if (getenv ("ARDOUR_NON_AA_CANVAS")) {
92 track_canvas = new ArdourCanvas::Canvas ();
94 track_canvas = new ArdourCanvas::CanvasAA ();
97 ArdourCanvas::init ();
98 ardour_canvas_type_init ();
100 /* don't try to center the canvas */
102 track_canvas->set_center_scroll_region (false);
103 track_canvas->set_dither (Gdk::RGB_DITHER_NONE);
105 Glib::RefPtr<Gdk::Screen> screen = get_screen();
108 screen = Gdk::Screen::get_default();
110 physical_screen_width = screen->get_width ();
111 physical_screen_height = screen->get_height ();
113 /* stuff for the verbose canvas cursor */
115 Pango::FontDescription* font = get_font_for_style (N_("VerboseCanvasCursor"));
117 verbose_canvas_cursor = new ArdourCanvas::Text (*track_canvas->root());
118 verbose_canvas_cursor->property_font_desc() = *font;
119 verbose_canvas_cursor->property_anchor() = ANCHOR_NW;
123 verbose_cursor_visible = false;
125 /* on the bottom, an image */
127 if (Profile->get_sae()) {
128 Image img (::get_icon (X_("saelogo")));
129 logo_item = new ArdourCanvas::Pixbuf (*track_canvas->root(), 0.0, 0.0, img.get_pixbuf());
130 // logo_item->property_height_in_pixels() = true;
131 // logo_item->property_width_in_pixels() = true;
132 // logo_item->property_height_set() = true;
133 // logo_item->property_width_set() = true;
137 /* a group to hold time (measure) lines */
138 time_line_group = new ArdourCanvas::Group (*track_canvas->root());
141 /*XXX please don't laugh. this actually improves canvas performance on osx */
142 bogus_background_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, max_canvas_coordinate/3, physical_screen_height);
143 bogus_background_rect->property_outline_pixels() = 0;
145 transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, physical_screen_height);
146 transport_loop_range_rect->property_outline_pixels() = 1;
147 transport_loop_range_rect->hide();
149 transport_punch_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, physical_screen_height);
150 transport_punch_range_rect->property_outline_pixels() = 0;
151 transport_punch_range_rect->hide();
153 _background_group = new ArdourCanvas::Group (*track_canvas->root());
154 _master_group = new ArdourCanvas::Group (*track_canvas->root());
156 _trackview_group = new ArdourCanvas::Group (*_master_group);
157 _region_motion_group = new ArdourCanvas::Group (*_trackview_group);
159 meter_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
160 if (Profile->get_sae()) {
161 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, physical_screen_width, timebar_height - 1);
162 meter_bar->property_outline_pixels() = 1;
164 meter_bar = new ArdourCanvas::SimpleRect (*meter_bar_group, 0.0, 0.0, physical_screen_width, timebar_height);
165 meter_bar->property_outline_pixels() = 0;
167 meter_bar->property_outline_what() = (0x1 | 0x8);
169 tempo_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
170 if (Profile->get_sae()) {
171 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
172 tempo_bar->property_outline_pixels() = 1;
174 tempo_bar = new ArdourCanvas::SimpleRect (*tempo_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
175 tempo_bar->property_outline_pixels() = 0;
177 tempo_bar->property_outline_what() = (0x1 | 0x8);
179 range_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
180 if (Profile->get_sae()) {
181 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
182 range_marker_bar->property_outline_pixels() = 1;
184 range_marker_bar = new ArdourCanvas::SimpleRect (*range_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
185 range_marker_bar->property_outline_pixels() = 0;
187 range_marker_bar->property_outline_what() = (0x1 | 0x8);
189 transport_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
190 if (Profile->get_sae()) {
191 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
192 transport_marker_bar->property_outline_pixels() = 1;
194 transport_marker_bar = new ArdourCanvas::SimpleRect (*transport_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
195 transport_marker_bar->property_outline_pixels() = 0;
197 transport_marker_bar->property_outline_what() = (0x1 | 0x8);
199 marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
200 if (Profile->get_sae()) {
201 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
202 marker_bar->property_outline_pixels() = 1;
204 marker_bar = new ArdourCanvas::SimpleRect (*marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
205 marker_bar->property_outline_pixels() = 0;
207 marker_bar->property_outline_what() = (0x1 | 0x8);
209 cd_marker_bar_group = new ArdourCanvas::Group (*track_canvas->root ());
210 if (Profile->get_sae()) {
211 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height - 1));
212 cd_marker_bar->property_outline_pixels() = 1;
214 cd_marker_bar = new ArdourCanvas::SimpleRect (*cd_marker_bar_group, 0.0, 0.0, physical_screen_width, (timebar_height));
215 cd_marker_bar->property_outline_pixels() = 0;
217 cd_marker_bar->property_outline_what() = (0x1 | 0x8);
219 timebar_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
220 cursor_group = new ArdourCanvas::Group (*track_canvas->root(), 0.0, 0.0);
222 meter_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 5.0);
223 tempo_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 4.0);
224 range_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 3.0);
225 transport_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height * 2.0);
226 marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, timebar_height);
227 cd_marker_group = new ArdourCanvas::Group (*timebar_group, 0.0, 0.0);
229 cd_marker_bar_drag_rect = new ArdourCanvas::SimpleRect (*cd_marker_group, 0.0, 0.0, 100, timebar_height);
230 cd_marker_bar_drag_rect->property_outline_pixels() = 0;
231 cd_marker_bar_drag_rect->hide ();
233 range_bar_drag_rect = new ArdourCanvas::SimpleRect (*range_marker_group, 0.0, 0.0, 100, timebar_height);
234 range_bar_drag_rect->property_outline_pixels() = 0;
235 range_bar_drag_rect->hide ();
237 transport_bar_drag_rect = new ArdourCanvas::SimpleRect (*transport_marker_group, 0.0, 0.0, 100, timebar_height);
238 transport_bar_drag_rect->property_outline_pixels() = 0;
239 transport_bar_drag_rect->hide ();
241 transport_punchin_line = new ArdourCanvas::SimpleLine (*_master_group);
242 transport_punchin_line->property_x1() = 0.0;
243 transport_punchin_line->property_y1() = 0.0;
244 transport_punchin_line->property_x2() = 0.0;
245 transport_punchin_line->property_y2() = physical_screen_height;
246 transport_punchin_line->hide ();
248 transport_punchout_line = new ArdourCanvas::SimpleLine (*_master_group);
249 transport_punchout_line->property_x1() = 0.0;
250 transport_punchout_line->property_y1() = 0.0;
251 transport_punchout_line->property_x2() = 0.0;
252 transport_punchout_line->property_y2() = physical_screen_height;
253 transport_punchout_line->hide();
255 // used to show zoom mode active zooming
256 zoom_rect = new ArdourCanvas::SimpleRect (*_master_group, 0.0, 0.0, 0.0, 0.0);
257 zoom_rect->property_outline_pixels() = 1;
260 zoom_rect->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_zoom_rect_event), (ArdourCanvas::Item*) 0));
262 // used as rubberband rect
263 rubberband_rect = new ArdourCanvas::SimpleRect (*_trackview_group, 0.0, 0.0, 0.0, 0.0);
265 rubberband_rect->property_outline_pixels() = 1;
266 rubberband_rect->hide();
268 tempo_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
269 meter_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
270 marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
271 cd_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
272 range_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
273 transport_marker_bar->signal_event().connect (bind (mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
275 playhead_cursor = new EditorCursor (*this, &Editor::canvas_playhead_cursor_event);
278 logo_item->lower_to_bottom ();
280 /* need to handle 4 specific types of events as catch-alls */
282 track_canvas->signal_scroll_event().connect (mem_fun (*this, &Editor::track_canvas_scroll_event));
283 track_canvas->signal_motion_notify_event().connect (mem_fun (*this, &Editor::track_canvas_motion_notify_event));
284 track_canvas->signal_button_press_event().connect (mem_fun (*this, &Editor::track_canvas_button_press_event));
285 track_canvas->signal_button_release_event().connect (mem_fun (*this, &Editor::track_canvas_button_release_event));
286 track_canvas->signal_drag_motion().connect (mem_fun (*this, &Editor::track_canvas_drag_motion));
288 track_canvas->set_name ("EditorMainCanvas");
289 track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK|Gdk::SCROLL_MASK);
290 track_canvas->signal_leave_notify_event().connect (mem_fun(*this, &Editor::left_track_canvas));
291 track_canvas->signal_enter_notify_event().connect (mem_fun(*this, &Editor::entered_track_canvas));
292 track_canvas->set_flags (CAN_FOCUS);
294 /* set up drag-n-drop */
296 vector<TargetEntry> target_table;
298 // Drag-N-Drop from the region list can generate this target
299 target_table.push_back (TargetEntry ("regions"));
301 target_table.push_back (TargetEntry ("text/plain"));
302 target_table.push_back (TargetEntry ("text/uri-list"));
303 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
305 track_canvas->drag_dest_set (target_table);
306 track_canvas->signal_drag_data_received().connect (mem_fun(*this, &Editor::track_canvas_drag_data_received));
308 track_canvas->signal_size_allocate().connect (mem_fun(*this, &Editor::track_canvas_allocate));
310 ColorsChanged.connect (mem_fun (*this, &Editor::color_handler));
316 Editor::track_canvas_allocate (Gtk::Allocation alloc)
318 canvas_allocation = alloc;
319 track_canvas_size_allocated ();
323 Editor::track_canvas_size_allocated ()
325 bool height_changed = _canvas_height != canvas_allocation.get_height();
327 _canvas_width = canvas_allocation.get_width();
328 _canvas_height = canvas_allocation.get_height();
331 TrackViewList::iterator i;
334 for (i = track_views.begin(); i != track_views.end(); ++i) {
335 height += (*i)->effective_height ();
336 (*i)->clip_to_viewport ();
339 full_canvas_height = height + canvas_timebars_vsize;
342 if (height_changed) {
343 if (playhead_cursor) {
344 playhead_cursor->set_length (_canvas_height);
347 for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
348 (*x)->set_line_vpos (0, _canvas_height);
351 vertical_adjustment.set_page_size (_canvas_height);
352 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
353 if ((vertical_adjustment.get_value() + _canvas_height) >= vertical_adjustment.get_upper()) {
355 We're increasing the size of the canvas while the bottom is visible.
356 We scroll down to keep in step with the controls layout.
358 vertical_adjustment.set_value (full_canvas_height - _canvas_height);
362 handle_new_duration ();
363 reset_hscrollbar_stepping ();
364 update_fixed_rulers();
365 redisplay_tempo (false);
366 _summary->set_overlays_dirty ();
368 Resized (); /* EMIT_SIGNAL */
374 Editor::controls_layout_size_request (Requisition* req)
376 TreeModel::Children rows = route_display_model->children();
377 TreeModel::Children::iterator i;
379 bool changed = false;
381 for (pos = 0, i = rows.begin(); i != rows.end(); ++i) {
382 TimeAxisView *tv = (*i)[route_display_columns.tv];
384 pos += tv->effective_height ();
385 tv->clip_to_viewport ();
389 gint height = min ((gint) pos, (gint) (physical_screen_height - 600));
391 gint w = edit_controls_vbox.get_width();
392 if (_group_tabs->is_mapped()) {
393 w += _group_tabs->get_width ();
396 gint width = max (w, controls_layout.get_width());
398 /* don't get too big. the fudge factors here are just guesses */
400 width = min (width, (gint) (physical_screen_width - 300));
402 if ((req->width != width) || (req->height != height)) {
404 controls_layout_size_request_connection.disconnect ();
407 if (req->width != width) {
408 gint vbox_width = edit_controls_vbox.get_width();
409 if (_group_tabs->is_mapped()) {
410 vbox_width += _group_tabs->get_width();
414 /* this one is important: it determines how big the layout thinks it really is, as
415 opposed to what it displays on the screen
417 controls_layout.property_width () = vbox_width;
418 controls_layout.property_width_request () = vbox_width;
420 // time_button_event_box.property_width_request () = vbox_width;
421 // zoom_box.property_width_request () = vbox_width;
424 if (req->height != height) {
425 req->height = height;
426 controls_layout.property_height () = (guint) floor (pos);
427 controls_layout.property_height_request () = height;
431 controls_layout_size_request_connection = controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
433 //cerr << "sizes = " << req->width << " " << edit_controls_vbox.get_width() << " " << controls_layout.get_width() << " " << zoom_box.get_width() << " " << time_button_frame.get_width() << endl;//DEBUG
437 Editor::track_canvas_map_handler (GdkEventAny* ev)
439 track_canvas->get_window()->set_cursor (*current_canvas_cursor);
444 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
446 const SelectionData& data,
447 guint info, guint time)
449 if (data.get_target() == "regions") {
450 drop_regions (context, x, y, data, info, time);
452 drop_paths (context, x, y, data, info, time);
457 Editor::idle_drop_paths (vector<ustring> paths, nframes64_t frame, double ypos)
459 drop_paths_part_two (paths, frame, ypos);
464 Editor::drop_paths_part_two (const vector<ustring>& paths, nframes64_t frame, double ypos)
466 RouteTimeAxisView* tv;
468 std::pair<TimeAxisView*, int> const tvp = trackview_by_y_position (ypos);
469 if (tvp.first == 0) {
471 /* drop onto canvas background: create new tracks */
475 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
476 do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
478 do_embed (paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
481 } else if ((tv = dynamic_cast<RouteTimeAxisView*> (tvp.first)) != 0) {
483 /* check that its an audio track, not a bus */
485 if (tv->get_diskstream()) {
486 /* select the track, then embed/import */
489 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
490 do_import (paths, Editing::ImportSerializeFiles, Editing::ImportToTrack, SrcBest, frame);
492 do_embed (paths, Editing::ImportSerializeFiles, ImportToTrack, frame);
499 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
501 const SelectionData& data,
502 guint info, guint time)
504 vector<ustring> paths;
511 if (convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
513 /* D-n-D coordinates are window-relative, so convert to "world" coordinates
516 track_canvas->window_to_world (x, y, wx, wy);
518 ev.type = GDK_BUTTON_RELEASE;
522 frame = event_frame (&ev, 0, &cy);
527 /* We are not allowed to call recursive main event loops from within
528 the main event loop with GTK/Quartz. Since import/embed wants
529 to push up a progress dialog, defer all this till we go idle.
531 Glib::signal_idle().connect (bind (mem_fun (*this, &Editor::idle_drop_paths), paths, frame, cy));
533 drop_paths_part_two (paths, frame, cy);
537 context->drag_finish (true, false, time);
541 Editor::drop_regions (const RefPtr<Gdk::DragContext>& context,
543 const SelectionData& data,
544 guint info, guint time)
553 Editor::maybe_autoscroll (GdkEventMotion* event, bool allow_vert)
555 nframes64_t rightmost_frame = leftmost_frame + current_page_frames();
556 nframes64_t frame = _drag->current_pointer_frame();
557 bool startit = false;
561 if (event->y < canvas_timebars_vsize && allow_vert) {
564 } else if (event->y > _canvas_height) {
569 if (frame > rightmost_frame) {
571 if (rightmost_frame < max_frames) {
576 } else if (frame < leftmost_frame) {
577 if (leftmost_frame > 0) {
584 if (!allow_vertical_scroll) {
588 if ((autoscroll_x != last_autoscroll_x) || (autoscroll_y != last_autoscroll_y) || (autoscroll_x == 0 && autoscroll_y == 0)) {
589 stop_canvas_autoscroll ();
592 if (startit && autoscroll_timeout_tag < 0) {
593 start_canvas_autoscroll (autoscroll_x, autoscroll_y);
596 last_autoscroll_x = autoscroll_x;
597 last_autoscroll_y = autoscroll_y;
601 Editor::_autoscroll_canvas (void *arg)
603 return ((Editor *) arg)->autoscroll_canvas ();
607 Editor::autoscroll_canvas ()
609 nframes64_t new_frame;
610 nframes64_t limit = max_frames - current_page_frames();
617 if (autoscroll_x_distance != 0) {
618 if (autoscroll_x > 0) {
619 autoscroll_x_distance = (unit_to_frame (_drag->current_pointer_x()) - (leftmost_frame + current_page_frames())) / 3;
620 } else if (autoscroll_x < 0) {
621 autoscroll_x_distance = (leftmost_frame - unit_to_frame (_drag->current_pointer_x())) / 3;
626 if (autoscroll_y_distance != 0) {
627 if (autoscroll_y > 0) {
628 autoscroll_y_distance = (_drag->current_pointer_y() - (get_trackview_group_vertical_offset() + _canvas_height)) / 3;
629 } else if (autoscroll_y < 0) {
631 autoscroll_y_distance = (vertical_adjustment.get_value () - _drag->current_pointer_y()) / 3;
635 if (autoscroll_x < 0) {
636 if (leftmost_frame < autoscroll_x_distance) {
639 new_frame = leftmost_frame - autoscroll_x_distance;
641 } else if (autoscroll_x > 0) {
642 if (leftmost_frame > limit - autoscroll_x_distance) {
645 new_frame = leftmost_frame + autoscroll_x_distance;
648 new_frame = leftmost_frame;
651 double vertical_pos = vertical_adjustment.get_value();
653 if (autoscroll_y < 0) {
655 if (vertical_pos < autoscroll_y_distance) {
658 new_pixel = vertical_pos - autoscroll_y_distance;
661 target_pixel = _drag->current_pointer_y() - autoscroll_y_distance;
662 target_pixel = max (target_pixel, 0.0);
664 } else if (autoscroll_y > 0) {
666 double top_of_bottom_of_canvas = full_canvas_height - _canvas_height;
668 if (vertical_pos > full_canvas_height - autoscroll_y_distance) {
669 new_pixel = full_canvas_height;
671 new_pixel = vertical_pos + autoscroll_y_distance;
674 new_pixel = min (top_of_bottom_of_canvas, new_pixel);
676 target_pixel = _drag->current_pointer_y() + autoscroll_y_distance;
678 /* don't move to the full canvas height because the item will be invisible
679 (its top edge will line up with the bottom of the visible canvas.
682 target_pixel = min (target_pixel, full_canvas_height - 10);
685 target_pixel = _drag->current_pointer_y();
686 new_pixel = vertical_pos;
689 if ((new_frame == 0 || new_frame == limit) && (new_pixel == 0 || new_pixel == DBL_MAX)) {
694 if (new_frame != leftmost_frame) {
695 reset_x_origin (new_frame);
698 vertical_adjustment.set_value (new_pixel);
702 Glib::RefPtr<Gdk::Window> canvas_window = const_cast<Editor*>(this)->track_canvas->get_window();
704 Gdk::ModifierType mask;
705 canvas_window->get_pointer (x, y, mask);
706 ev.type = GDK_MOTION_NOTIFY;
707 ev.state &= Gdk::BUTTON1_MASK;
711 motion_handler (_drag->item(), (GdkEvent*) &ev, true);
715 if (autoscroll_cnt == 1) {
717 /* connect the timeout so that we get called repeatedly */
719 autoscroll_timeout_tag = g_idle_add ( _autoscroll_canvas, this);
728 Editor::start_canvas_autoscroll (int dx, int dy)
730 if (!session || autoscroll_active) {
734 stop_canvas_autoscroll ();
736 autoscroll_active = true;
739 autoscroll_x_distance = (nframes64_t) floor (current_page_frames()/50.0);
740 autoscroll_y_distance = fabs (dy * 5); /* pixels */
743 /* do it right now, which will start the repeated callbacks */
745 autoscroll_canvas ();
749 Editor::stop_canvas_autoscroll ()
752 if (autoscroll_timeout_tag >= 0) {
753 g_source_remove (autoscroll_timeout_tag);
754 autoscroll_timeout_tag = -1;
757 autoscroll_active = false;
761 Editor::left_track_canvas (GdkEventCrossing *ev)
763 set_entered_track (0);
764 set_entered_regionview (0);
765 reset_canvas_action_sensitivity (false);
770 Editor::entered_track_canvas (GdkEventCrossing *ev)
772 reset_canvas_action_sensitivity (true);
777 Editor::tie_vertical_scrolling ()
779 scroll_canvas_vertically ();
781 /* this will do an immediate redraw */
783 controls_layout.get_vadjustment()->set_value (vertical_adjustment.get_value());
785 if (pending_visual_change.idle_handler_id < 0) {
786 _summary->set_overlays_dirty ();
791 Editor::scroll_canvas_horizontally ()
793 /* horizontal scrolling only */
794 double x1, y1, x2, y2, x_delta;
795 _master_group->get_bounds (x1, y1, x2, y2);
797 x_delta = - (x1 + horizontal_adjustment.get_value());
799 _master_group->move (x_delta, 0);
800 timebar_group->move (x_delta, 0);
801 time_line_group->move (x_delta, 0);
802 cursor_group->move (x_delta, 0);
804 leftmost_frame = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
806 update_fixed_rulers ();
807 redisplay_tempo (true);
809 if (pending_visual_change.idle_handler_id < 0) {
810 _summary->set_overlays_dirty ();
814 if (!autoscroll_active) {
815 /* force rulers and canvas to move in lock step */
816 while (gtk_events_pending ()) {
817 gtk_main_iteration ();
825 Editor::scroll_canvas_vertically ()
827 /* vertical scrolling only */
831 y_delta = last_trackview_group_vertical_offset - get_trackview_group_vertical_offset ();
832 _trackview_group->move (0, y_delta);
833 _background_group->move (0, y_delta);
835 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
836 (*i)->clip_to_viewport ();
838 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
839 /* required to keep the controls_layout in lock step with the canvas group */
840 update_canvas_now ();
844 Editor::color_handler()
846 playhead_cursor->canvas_item.property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_PlayHead.get();
847 verbose_canvas_cursor->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_VerboseCanvasCursor.get();
849 meter_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MeterBar.get();
850 meter_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
852 tempo_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TempoBar.get();
853 tempo_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
855 marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBar.get();
856 marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
858 cd_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_CDMarkerBar.get();
859 cd_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
861 range_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeMarkerBar.get();
862 range_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
864 transport_marker_bar->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportMarkerBar.get();
865 transport_marker_bar->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerBarSeparator.get();
867 cd_marker_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
868 cd_marker_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
870 range_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
871 range_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragBarRect.get();
873 transport_bar_drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
874 transport_bar_drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportDragRect.get();
876 transport_loop_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
877 transport_loop_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportLoopRect.get();
879 transport_punch_range_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
880 transport_punch_range_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TransportPunchRect.get();
882 transport_punchin_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
883 transport_punchout_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_PunchLine.get();
885 zoom_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
886 zoom_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_ZoomRect.get();
888 rubberband_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
889 rubberband_rect->property_fill_color_rgba() = (guint32) ARDOUR_UI::config()->canvasvar_RubberBandRect.get();
891 location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
892 location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
893 location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
894 location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
895 location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
897 refresh_location_display ();
899 redisplay_tempo (true);
902 session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
907 Editor::flush_canvas ()
910 update_canvas_now ();
911 // gdk_window_process_updates (GTK_LAYOUT(track_canvas->gobj())->bin_window, true);
916 Editor::update_canvas_now ()
918 /* GnomeCanvas has a bug whereby if its idle handler is not scheduled between
919 two calls to update_now, an assert will trip. This wrapper works around
920 that problem by only calling update_now if the assert will not trip.
922 I think the GC bug is due to the fact that its code will reset need_update
923 and need_redraw to FALSE without checking to see if an idle handler is scheduled.
924 If one is scheduled, GC should probably remove it.
927 GnomeCanvas* c = track_canvas->gobj ();
928 if (c->need_update || c->need_redraw) {
929 track_canvas->update_now ();