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.
21 #include "gtk2ardour-config.h"
24 #include "gtkmm2ext/utils.h"
26 #include "ardour/profile.h"
27 #include "ardour/rc_configuration.h"
28 #include "ardour/smf_source.h"
30 #include "pbd/error.h"
32 #include "canvas/canvas.h"
33 #include "canvas/rectangle.h"
34 #include "canvas/pixbuf.h"
35 #include "canvas/scroll_group.h"
36 #include "canvas/text.h"
37 #include "canvas/debug.h"
39 #include "ardour_ui.h"
40 #include "automation_time_axis.h"
43 #include "rgb_macros.h"
45 #include "audio_time_axis.h"
46 #include "editor_drag.h"
47 #include "region_view.h"
48 #include "editor_group_tabs.h"
49 #include "editor_summary.h"
50 #include "video_timeline.h"
52 #include "editor_cursors.h"
53 #include "mouse_cursors.h"
54 #include "note_base.h"
55 #include "ui_config.h"
56 #include "verbose_cursor.h"
61 using namespace ARDOUR;
62 using namespace ARDOUR_UI_UTILS;
66 using namespace Gtkmm2ext;
67 using namespace Editing;
70 Editor::initialize_canvas ()
72 _track_canvas_viewport = new ArdourCanvas::GtkCanvasViewport (horizontal_adjustment, vertical_adjustment);
73 _track_canvas = _track_canvas_viewport->canvas ();
75 _track_canvas->set_background_color (UIConfiguration::instance().color ("arrange base"));
77 /* scroll group for items that should not automatically scroll
78 * (e.g verbose cursor). It shares the canvas coordinate space.
80 no_scroll_group = new ArdourCanvas::Container (_track_canvas->root());
82 ArdourCanvas::ScrollGroup* hsg;
83 ArdourCanvas::ScrollGroup* hg;
84 ArdourCanvas::ScrollGroup* cg;
86 h_scroll_group = hg = new ArdourCanvas::ScrollGroup (_track_canvas->root(), ArdourCanvas::ScrollGroup::ScrollsHorizontally);
87 CANVAS_DEBUG_NAME (h_scroll_group, "canvas h scroll");
88 _track_canvas->add_scroller (*hg);
90 hv_scroll_group = hsg = new ArdourCanvas::ScrollGroup (_track_canvas->root(),
91 ArdourCanvas::ScrollGroup::ScrollSensitivity (ArdourCanvas::ScrollGroup::ScrollsVertically|
92 ArdourCanvas::ScrollGroup::ScrollsHorizontally));
93 CANVAS_DEBUG_NAME (hv_scroll_group, "canvas hv scroll");
94 _track_canvas->add_scroller (*hsg);
96 cursor_scroll_group = cg = new ArdourCanvas::ScrollGroup (_track_canvas->root(), ArdourCanvas::ScrollGroup::ScrollsHorizontally);
97 CANVAS_DEBUG_NAME (cursor_scroll_group, "canvas cursor scroll");
98 _track_canvas->add_scroller (*cg);
100 _verbose_cursor = new VerboseCursor (this);
102 /*a group to hold global rects like punch/loop indicators */
103 global_rect_group = new ArdourCanvas::Container (hv_scroll_group);
104 CANVAS_DEBUG_NAME (global_rect_group, "global rect group");
106 transport_loop_range_rect = new ArdourCanvas::Rectangle (global_rect_group, ArdourCanvas::Rect (0.0, 0.0, 0.0, ArdourCanvas::COORD_MAX));
107 CANVAS_DEBUG_NAME (transport_loop_range_rect, "loop rect");
108 transport_loop_range_rect->hide();
110 transport_punch_range_rect = new ArdourCanvas::Rectangle (global_rect_group, ArdourCanvas::Rect (0.0, 0.0, 0.0, ArdourCanvas::COORD_MAX));
111 CANVAS_DEBUG_NAME (transport_punch_range_rect, "punch rect");
112 transport_punch_range_rect->hide();
114 /*a group to hold time (measure) lines */
115 time_line_group = new ArdourCanvas::Container (h_scroll_group);
116 CANVAS_DEBUG_NAME (time_line_group, "time line group");
118 _trackview_group = new ArdourCanvas::Container (hv_scroll_group);
119 CANVAS_DEBUG_NAME (_trackview_group, "Canvas TrackViews");
121 // used as rubberband rect
122 rubberband_rect = new ArdourCanvas::Rectangle (hv_scroll_group, ArdourCanvas::Rect (0.0, 0.0, 0.0, 0.0));
123 rubberband_rect->hide();
125 /* a group to hold stuff while it gets dragged around. Must be the
126 * uppermost (last) group with hv_scroll_group as a parent
128 _drag_motion_group = new ArdourCanvas::Container (hv_scroll_group);
129 CANVAS_DEBUG_NAME (_drag_motion_group, "Canvas Drag Motion");
131 /* TIME BAR CANVAS */
133 _time_markers_group = new ArdourCanvas::Container (h_scroll_group);
134 CANVAS_DEBUG_NAME (_time_markers_group, "time bars");
136 cd_marker_group = new ArdourCanvas::Container (_time_markers_group, ArdourCanvas::Duple (0.0, 0.0));
137 CANVAS_DEBUG_NAME (cd_marker_group, "cd marker group");
138 /* the vide is temporarily placed a the same location as the
139 cd_marker_group, but is moved later.
141 videotl_group = new ArdourCanvas::Container (_time_markers_group, ArdourCanvas::Duple(0.0, 0.0));
142 CANVAS_DEBUG_NAME (videotl_group, "videotl group");
143 marker_group = new ArdourCanvas::Container (_time_markers_group, ArdourCanvas::Duple (0.0, timebar_height + 1.0));
144 CANVAS_DEBUG_NAME (marker_group, "marker group");
145 transport_marker_group = new ArdourCanvas::Container (_time_markers_group, ArdourCanvas::Duple (0.0, (timebar_height * 2.0) + 1.0));
146 CANVAS_DEBUG_NAME (transport_marker_group, "transport marker group");
147 range_marker_group = new ArdourCanvas::Container (_time_markers_group, ArdourCanvas::Duple (0.0, (timebar_height * 3.0) + 1.0));
148 CANVAS_DEBUG_NAME (range_marker_group, "range marker group");
149 tempo_group = new ArdourCanvas::Container (_time_markers_group, ArdourCanvas::Duple (0.0, (timebar_height * 4.0) + 1.0));
150 CANVAS_DEBUG_NAME (tempo_group, "tempo group");
151 meter_group = new ArdourCanvas::Container (_time_markers_group, ArdourCanvas::Duple (0.0, (timebar_height * 5.0) + 1.0));
152 CANVAS_DEBUG_NAME (meter_group, "meter group");
154 meter_bar = new ArdourCanvas::Rectangle (meter_group, ArdourCanvas::Rect (0.0, 0.0, ArdourCanvas::COORD_MAX, timebar_height));
155 CANVAS_DEBUG_NAME (meter_bar, "meter Bar");
156 meter_bar->set_outline_what (ArdourCanvas::Rectangle::BOTTOM);
158 tempo_bar = new ArdourCanvas::Rectangle (tempo_group, ArdourCanvas::Rect (0.0, 0.0, ArdourCanvas::COORD_MAX, timebar_height));
159 CANVAS_DEBUG_NAME (tempo_bar, "Tempo Bar");
160 tempo_bar->set_outline_what (ArdourCanvas::Rectangle::BOTTOM);
162 range_marker_bar = new ArdourCanvas::Rectangle (range_marker_group, ArdourCanvas::Rect (0.0, 0.0, ArdourCanvas::COORD_MAX, timebar_height));
163 CANVAS_DEBUG_NAME (range_marker_bar, "Range Marker Bar");
164 range_marker_bar->set_outline_what (ArdourCanvas::Rectangle::BOTTOM);
166 transport_marker_bar = new ArdourCanvas::Rectangle (transport_marker_group, ArdourCanvas::Rect (0.0, 0.0, ArdourCanvas::COORD_MAX, timebar_height));
167 CANVAS_DEBUG_NAME (transport_marker_bar, "transport Marker Bar");
168 transport_marker_bar->set_outline_what (ArdourCanvas::Rectangle::BOTTOM);
170 marker_bar = new ArdourCanvas::Rectangle (marker_group, ArdourCanvas::Rect (0.0, 0.0, ArdourCanvas::COORD_MAX, timebar_height));
171 CANVAS_DEBUG_NAME (marker_bar, "Marker Bar");
172 marker_bar->set_outline_what (ArdourCanvas::Rectangle::BOTTOM);
174 cd_marker_bar = new ArdourCanvas::Rectangle (cd_marker_group, ArdourCanvas::Rect (0.0, 0.0, ArdourCanvas::COORD_MAX, timebar_height));
175 CANVAS_DEBUG_NAME (cd_marker_bar, "CD Marker Bar");
176 cd_marker_bar->set_outline_what (ArdourCanvas::Rectangle::BOTTOM);
178 ARDOUR_UI::instance()->video_timeline = new VideoTimeLine(this, videotl_group, (timebar_height * videotl_bar_height));
180 cd_marker_bar_drag_rect = new ArdourCanvas::Rectangle (cd_marker_group, ArdourCanvas::Rect (0.0, 0.0, 100, timebar_height));
181 CANVAS_DEBUG_NAME (cd_marker_bar_drag_rect, "cd marker drag");
182 cd_marker_bar_drag_rect->set_outline (false);
183 cd_marker_bar_drag_rect->hide ();
185 range_bar_drag_rect = new ArdourCanvas::Rectangle (range_marker_group, ArdourCanvas::Rect (0.0, 0.0, 100, timebar_height));
186 CANVAS_DEBUG_NAME (range_bar_drag_rect, "range drag");
187 range_bar_drag_rect->set_outline (false);
188 range_bar_drag_rect->hide ();
190 transport_bar_drag_rect = new ArdourCanvas::Rectangle (transport_marker_group, ArdourCanvas::Rect (0.0, 0.0, 100, timebar_height));
191 CANVAS_DEBUG_NAME (transport_bar_drag_rect, "transport drag");
192 transport_bar_drag_rect->set_outline (false);
193 transport_bar_drag_rect->hide ();
195 transport_punchin_line = new ArdourCanvas::Line (hv_scroll_group);
196 transport_punchin_line->set_x0 (0);
197 transport_punchin_line->set_y0 (0);
198 transport_punchin_line->set_x1 (0);
199 transport_punchin_line->set_y1 (ArdourCanvas::COORD_MAX);
200 transport_punchin_line->hide ();
202 transport_punchout_line = new ArdourCanvas::Line (hv_scroll_group);
203 transport_punchout_line->set_x0 (0);
204 transport_punchout_line->set_y0 (0);
205 transport_punchout_line->set_x1 (0);
206 transport_punchout_line->set_y1 (ArdourCanvas::COORD_MAX);
207 transport_punchout_line->hide();
209 tempo_bar->Event.connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_tempo_bar_event), tempo_bar));
210 meter_bar->Event.connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_meter_bar_event), meter_bar));
211 marker_bar->Event.connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_marker_bar_event), marker_bar));
212 cd_marker_bar->Event.connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_cd_marker_bar_event), cd_marker_bar));
213 videotl_group->Event.connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_videotl_bar_event), videotl_group));
214 range_marker_bar->Event.connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_range_marker_bar_event), range_marker_bar));
215 transport_marker_bar->Event.connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_transport_marker_bar_event), transport_marker_bar));
217 playhead_cursor = new EditorCursor (*this, &Editor::canvas_playhead_cursor_event);
219 _canvas_drop_zone = new ArdourCanvas::Rectangle (hv_scroll_group, ArdourCanvas::Rect (0.0, 0.0, ArdourCanvas::COORD_MAX, 0.0));
220 /* this thing is transparent */
221 _canvas_drop_zone->set_fill (false);
222 _canvas_drop_zone->set_outline (false);
223 _canvas_drop_zone->Event.connect (sigc::mem_fun (*this, &Editor::canvas_drop_zone_event));
225 /* these signals will initially be delivered to the canvas itself, but if they end up remaining unhandled, they are passed to Editor-level
229 _track_canvas->signal_scroll_event().connect (sigc::bind (sigc::mem_fun (*this, &Editor::canvas_scroll_event), true));
230 _track_canvas->signal_motion_notify_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_motion_notify_event));
231 _track_canvas->signal_button_press_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_button_press_event));
232 _track_canvas->signal_button_release_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_button_release_event));
233 _track_canvas->signal_drag_motion().connect (sigc::mem_fun (*this, &Editor::track_canvas_drag_motion));
234 _track_canvas->signal_key_press_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_key_press));
235 _track_canvas->signal_key_release_event().connect (sigc::mem_fun (*this, &Editor::track_canvas_key_release));
237 _track_canvas->set_name ("EditorMainCanvas");
238 _track_canvas->add_events (Gdk::POINTER_MOTION_HINT_MASK | Gdk::SCROLL_MASK | Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
239 _track_canvas->signal_leave_notify_event().connect (sigc::mem_fun(*this, &Editor::left_track_canvas), false);
240 _track_canvas->signal_enter_notify_event().connect (sigc::mem_fun(*this, &Editor::entered_track_canvas), false);
241 _track_canvas->set_flags (CAN_FOCUS);
243 /* set up drag-n-drop */
245 vector<TargetEntry> target_table;
247 // Drag-N-Drop from the region list can generate this target
248 target_table.push_back (TargetEntry ("regions"));
250 target_table.push_back (TargetEntry ("text/plain"));
251 target_table.push_back (TargetEntry ("text/uri-list"));
252 target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
254 _track_canvas->drag_dest_set (target_table);
255 _track_canvas->signal_drag_data_received().connect (sigc::mem_fun(*this, &Editor::track_canvas_drag_data_received));
257 _track_canvas_viewport->signal_size_allocate().connect (sigc::mem_fun(*this, &Editor::track_canvas_viewport_allocate));
259 initialize_rulers ();
261 UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &Editor::color_handler));
267 Editor::track_canvas_viewport_allocate (Gtk::Allocation alloc)
269 _canvas_viewport_allocation = alloc;
270 track_canvas_viewport_size_allocated ();
274 Editor::track_canvas_viewport_size_allocated ()
276 bool height_changed = _visible_canvas_height != _canvas_viewport_allocation.get_height();
278 _visible_canvas_width = _canvas_viewport_allocation.get_width ();
279 _visible_canvas_height = _canvas_viewport_allocation.get_height ();
281 _canvas_drop_zone->set_y1 (_canvas_drop_zone->y0() + (_visible_canvas_height - 20.0));
285 if (height_changed) {
287 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
288 i->second->canvas_height_set (_visible_canvas_height);
291 vertical_adjustment.set_page_size (_visible_canvas_height);
292 if ((vertical_adjustment.get_value() + _visible_canvas_height) >= vertical_adjustment.get_upper()) {
294 We're increasing the size of the canvas while the bottom is visible.
295 We scroll down to keep in step with the controls layout.
297 vertical_adjustment.set_value (_full_canvas_height - _visible_canvas_height);
300 set_visible_track_count (_visible_track_count);
303 update_fixed_rulers();
304 redisplay_tempo (false);
305 _summary->set_overlays_dirty ();
309 Editor::reset_controls_layout_width ()
311 GtkRequisition req = { 0, 0 };
314 edit_controls_vbox.size_request (req);
317 if (_group_tabs->is_visible()) {
318 _group_tabs->size_request (req);
322 /* the controls layout has no horizontal scrolling, its visible
323 width is always equal to the total width of its contents.
326 controls_layout.property_width() = w;
327 controls_layout.property_width_request() = w;
331 Editor::reset_controls_layout_height (int32_t h)
333 /* ensure that the rect that represents the "bottom" of the canvas
334 * (the drag-n-drop zone) is, in fact, at the bottom.
337 _canvas_drop_zone->set_position (ArdourCanvas::Duple (0, h));
339 /* track controls layout must span the full height of "h" (all tracks)
340 * plus the bottom rect.
343 h += _canvas_drop_zone->height ();
345 /* set the height of the scrollable area (i.e. the sum of all contained widgets)
346 * for the controls layout. The size request is set elsewhere.
349 controls_layout.property_height() = h;
354 Editor::track_canvas_map_handler (GdkEventAny* /*ev*/)
356 if (!_cursor_stack.empty()) {
357 set_canvas_cursor (get_canvas_cursor());
359 PBD::error << "cursor stack is empty" << endmsg;
364 /** This is called when something is dropped onto the track canvas */
366 Editor::track_canvas_drag_data_received (const RefPtr<Gdk::DragContext>& context,
368 const SelectionData& data,
369 guint info, guint time)
371 if (data.get_target() == "regions") {
372 drop_regions (context, x, y, data, info, time);
374 drop_paths (context, x, y, data, info, time);
379 Editor::idle_drop_paths (vector<string> paths, framepos_t frame, double ypos, bool copy)
381 drop_paths_part_two (paths, frame, ypos, copy);
386 Editor::drop_paths_part_two (const vector<string>& paths, framepos_t frame, double ypos, bool copy)
388 RouteTimeAxisView* tv;
390 /* MIDI files must always be imported, because we consider them
391 * writable. So split paths into two vectors, and follow the import
392 * path on the MIDI part.
395 vector<string> midi_paths;
396 vector<string> audio_paths;
398 for (vector<string>::const_iterator i = paths.begin(); i != paths.end(); ++i) {
399 if (SMFSource::safe_midi_file_extension (*i)) {
400 midi_paths.push_back (*i);
402 audio_paths.push_back (*i);
407 std::pair<TimeAxisView*, int> const tvp = trackview_by_y_position (ypos, false);
408 if (tvp.first == 0) {
410 /* drop onto canvas background: create new tracks */
413 InstrumentSelector is; // instantiation builds instrument-list and sets default.
414 do_import (midi_paths, Editing::ImportDistinctFiles, ImportAsTrack, SrcBest, frame, is.selected_instrument());
416 if (UIConfiguration::instance().get_only_copy_imported_files() || copy) {
417 do_import (audio_paths, Editing::ImportDistinctFiles, Editing::ImportAsTrack, SrcBest, frame);
419 do_embed (audio_paths, Editing::ImportDistinctFiles, ImportAsTrack, frame);
422 } else if ((tv = dynamic_cast<RouteTimeAxisView*> (tvp.first)) != 0) {
424 /* check that its a track, not a bus */
427 /* select the track, then embed/import */
430 do_import (midi_paths, Editing::ImportSerializeFiles, ImportToTrack, SrcBest, frame);
432 if (UIConfiguration::instance().get_only_copy_imported_files() || copy) {
433 do_import (audio_paths, Editing::ImportSerializeFiles, Editing::ImportToTrack, SrcBest, frame);
435 do_embed (audio_paths, Editing::ImportSerializeFiles, ImportToTrack, frame);
442 Editor::drop_paths (const RefPtr<Gdk::DragContext>& context,
444 const SelectionData& data,
445 guint info, guint time)
447 vector<string> paths;
452 if (convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
454 /* D-n-D coordinates are window-relative, so convert to canvas coordinates
457 ev.type = GDK_BUTTON_RELEASE;
461 frame = window_event_sample (&ev, 0, &cy);
465 bool copy = ((context->get_actions() & (Gdk::ACTION_COPY | Gdk::ACTION_LINK | Gdk::ACTION_MOVE)) == Gdk::ACTION_COPY);
467 /* We are not allowed to call recursive main event loops from within
468 the main event loop with GTK/Quartz. Since import/embed wants
469 to push up a progress dialog, defer all this till we go idle.
471 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun (*this, &Editor::idle_drop_paths), paths, frame, cy, copy));
473 drop_paths_part_two (paths, frame, cy, copy);
477 context->drag_finish (true, false, time);
480 /** @param allow_horiz true to allow horizontal autoscroll, otherwise false.
482 * @param allow_vert true to allow vertical autoscroll, otherwise false.
486 Editor::maybe_autoscroll (bool allow_horiz, bool allow_vert, bool from_headers)
488 Gtk::Window* toplevel = dynamic_cast<Gtk::Window*>(contents().get_toplevel());
494 if (!UIConfiguration::instance().get_autoscroll_editor () || autoscroll_active ()) {
498 /* define a rectangular boundary for scrolling. If the mouse moves
499 * outside of this area and/or continue to be outside of this area,
500 * then we will continuously auto-scroll the canvas in the appropriate
503 * the boundary is defined in coordinates relative to the toplevel
504 * window since that is what we're going to call ::get_pointer() on
505 * during autoscrolling to determine if we're still outside the
509 ArdourCanvas::Rect scrolling_boundary;
510 Gtk::Allocation alloc;
513 alloc = controls_layout.get_allocation ();
515 alloc = _track_canvas_viewport->get_allocation ();
517 /* reduce height by the height of the timebars, which happens
518 to correspond to the position of the hv_scroll_group.
521 alloc.set_height (alloc.get_height() - hv_scroll_group->position().y);
522 alloc.set_y (alloc.get_y() + hv_scroll_group->position().y);
524 /* now reduce it again so that we start autoscrolling before we
525 * move off the top or bottom of the canvas
528 alloc.set_height (alloc.get_height() - 20);
529 alloc.set_y (alloc.get_y() + 10);
531 /* the effective width of the autoscroll boundary so
532 that we start scrolling before we hit the edge.
534 this helps when the window is slammed up against the
535 right edge of the screen, making it hard to scroll
539 if (alloc.get_width() > 20) {
540 alloc.set_width (alloc.get_width() - 20);
541 alloc.set_x (alloc.get_x() + 10);
546 scrolling_boundary = ArdourCanvas::Rect (alloc.get_x(), alloc.get_y(), alloc.get_x() + alloc.get_width(), alloc.get_y() + alloc.get_height());
549 Gdk::ModifierType mask;
551 toplevel->get_window()->get_pointer (x, y, mask);
553 if ((allow_horiz && ((x < scrolling_boundary.x0 && leftmost_frame > 0) || x >= scrolling_boundary.x1)) ||
554 (allow_vert && ((y < scrolling_boundary.y0 && vertical_adjustment.get_value() > 0)|| y >= scrolling_boundary.y1))) {
555 start_canvas_autoscroll (allow_horiz, allow_vert, scrolling_boundary);
560 Editor::autoscroll_active () const
562 return autoscroll_connection.connected ();
566 Editor::autoscroll_canvas ()
569 Gdk::ModifierType mask;
570 frameoffset_t dx = 0;
571 bool no_stop = false;
572 Gtk::Window* toplevel = dynamic_cast<Gtk::Window*>(contents().get_toplevel());
578 toplevel->get_window()->get_pointer (x, y, mask);
581 bool vertical_motion = false;
583 if (autoscroll_horizontal_allowed) {
585 framepos_t new_frame = leftmost_frame;
589 if (x > autoscroll_boundary.x1) {
591 /* bring it back into view */
592 dx = x - autoscroll_boundary.x1;
593 dx += 10 + (2 * (autoscroll_cnt/2));
595 dx = pixel_to_sample (dx);
597 if (leftmost_frame < max_framepos - dx) {
598 new_frame = leftmost_frame + dx;
600 new_frame = max_framepos;
605 } else if (x < autoscroll_boundary.x0) {
607 dx = autoscroll_boundary.x0 - x;
608 dx += 10 + (2 * (autoscroll_cnt/2));
610 dx = pixel_to_sample (dx);
612 if (leftmost_frame >= dx) {
613 new_frame = leftmost_frame - dx;
621 if (new_frame != leftmost_frame) {
622 vc.time_origin = new_frame;
623 vc.add (VisualChange::TimeOrigin);
627 if (autoscroll_vertical_allowed) {
629 // const double vertical_pos = vertical_adjustment.get_value();
630 const int speed_factor = 10;
634 if (y < autoscroll_boundary.y0) {
636 /* scroll to make higher tracks visible */
638 if (autoscroll_cnt && (autoscroll_cnt % speed_factor == 0)) {
639 scroll_up_one_track ();
640 vertical_motion = true;
644 } else if (y > autoscroll_boundary.y1) {
646 if (autoscroll_cnt && (autoscroll_cnt % speed_factor == 0)) {
647 scroll_down_one_track ();
648 vertical_motion = true;
655 if (vc.pending || vertical_motion) {
657 /* change horizontal first */
663 /* now send a motion event to notify anyone who cares
664 that we have moved to a new location (because we scrolled)
669 ev.type = GDK_MOTION_NOTIFY;
670 ev.state = Gdk::BUTTON1_MASK;
672 /* the motion handler expects events in canvas coordinate space */
674 /* we asked for the mouse position above (::get_pointer()) via
675 * our own top level window (we being the Editor). Convert into
676 * coordinates within the canvas window.
682 toplevel->translate_coordinates (*_track_canvas, x, y, cx, cy);
684 /* clamp x and y to remain within the autoscroll boundary,
685 * which is defined in window coordinates
688 x = min (max ((ArdourCanvas::Coord) cx, autoscroll_boundary.x0), autoscroll_boundary.x1);
689 y = min (max ((ArdourCanvas::Coord) cy, autoscroll_boundary.y0), autoscroll_boundary.y1);
691 /* now convert from Editor window coordinates to canvas
695 ArdourCanvas::Duple d = _track_canvas->window_to_canvas (ArdourCanvas::Duple (cx, cy));
700 motion_handler (0, (GdkEvent*) &ev, true);
702 } else if (no_stop) {
704 /* not changing visual state but pointer is outside the scrolling boundary
705 * so we still need to deliver a fake motion event
710 ev.type = GDK_MOTION_NOTIFY;
711 ev.state = Gdk::BUTTON1_MASK;
713 /* the motion handler expects events in canvas coordinate space */
715 /* first convert from Editor window coordinates to canvas
722 /* clamp x and y to remain within the visible area. except
723 * .. if horizontal scrolling is allowed, always allow us to
727 if (autoscroll_horizontal_allowed) {
728 x = min (max ((ArdourCanvas::Coord) x, 0.0), autoscroll_boundary.x1);
730 x = min (max ((ArdourCanvas::Coord) x, autoscroll_boundary.x0), autoscroll_boundary.x1);
732 y = min (max ((ArdourCanvas::Coord) y, autoscroll_boundary.y0), autoscroll_boundary.y1);
734 toplevel->translate_coordinates (*_track_canvas_viewport, x, y, cx, cy);
736 ArdourCanvas::Duple d = _track_canvas->window_to_canvas (ArdourCanvas::Duple (cx, cy));
741 motion_handler (0, (GdkEvent*) &ev, true);
744 stop_canvas_autoscroll ();
750 return true; /* call me again */
754 Editor::start_canvas_autoscroll (bool allow_horiz, bool allow_vert, const ArdourCanvas::Rect& boundary)
760 stop_canvas_autoscroll ();
762 autoscroll_horizontal_allowed = allow_horiz;
763 autoscroll_vertical_allowed = allow_vert;
764 autoscroll_boundary = boundary;
766 /* do the first scroll right now
769 autoscroll_canvas ();
771 /* scroll again at very very roughly 30FPS */
773 autoscroll_connection = Glib::signal_timeout().connect (sigc::mem_fun (*this, &Editor::autoscroll_canvas), 30);
777 Editor::stop_canvas_autoscroll ()
779 autoscroll_connection.disconnect ();
783 Editor::EnterContext*
784 Editor::get_enter_context(ItemType type)
786 for (ssize_t i = _enter_stack.size() - 1; i >= 0; --i) {
787 if (_enter_stack[i].item_type == type) {
788 return &_enter_stack[i];
795 Editor::left_track_canvas (GdkEventCrossing */*ev*/)
798 within_track_canvas = false;
799 set_entered_track (0);
800 set_entered_regionview (0);
801 reset_canvas_action_sensitivity (false);
806 Editor::entered_track_canvas (GdkEventCrossing */*ev*/)
808 within_track_canvas = true;
809 reset_canvas_action_sensitivity (true);
814 Editor::ensure_time_axis_view_is_visible (TimeAxisView const & track, bool at_top)
816 if (track.hidden()) {
820 /* compute visible area of trackview group, as offsets from top of
824 double const current_view_min_y = vertical_adjustment.get_value();
825 double const current_view_max_y = current_view_min_y + vertical_adjustment.get_page_size();
827 double const track_min_y = track.y_position ();
828 double const track_max_y = track.y_position () + track.effective_height ();
831 (track_min_y >= current_view_min_y &&
832 track_max_y < current_view_max_y)) {
833 /* already visible, and caller did not ask to place it at the
834 * top of the track canvas
842 new_value = track_min_y;
844 if (track_min_y < current_view_min_y) {
845 // Track is above the current view
846 new_value = track_min_y;
847 } else if (track_max_y > current_view_max_y) {
848 // Track is below the current view
849 new_value = track.y_position () + track.effective_height() - vertical_adjustment.get_page_size();
851 new_value = track_min_y;
855 vertical_adjustment.set_value(new_value);
858 /** Called when the main vertical_adjustment has changed */
860 Editor::tie_vertical_scrolling ()
862 if (pending_visual_change.idle_handler_id < 0) {
863 _summary->set_overlays_dirty ();
868 Editor::set_horizontal_position (double p)
870 horizontal_adjustment.set_value (p);
872 leftmost_frame = (framepos_t) floor (p * samples_per_pixel);
874 update_fixed_rulers ();
875 redisplay_tempo (true);
877 if (pending_visual_change.idle_handler_id < 0) {
878 _summary->set_overlays_dirty ();
881 update_video_timeline();
885 Editor::color_handler()
887 ArdourCanvas::Color base = UIConfiguration::instance().color ("ruler base");
888 ArdourCanvas::Color text = UIConfiguration::instance().color ("ruler text");
889 timecode_ruler->set_fill_color (base);
890 timecode_ruler->set_outline_color (text);
891 minsec_ruler->set_fill_color (base);
892 minsec_ruler->set_outline_color (text);
893 samples_ruler->set_fill_color (base);
894 samples_ruler->set_outline_color (text);
895 bbt_ruler->set_fill_color (base);
896 bbt_ruler->set_outline_color (text);
898 playhead_cursor->set_color (UIConfiguration::instance().color ("play head"));
900 meter_bar->set_fill_color (UIConfiguration::instance().color_mod ("meter bar", "marker bar"));
901 meter_bar->set_outline_color (UIConfiguration::instance().color ("marker bar separator"));
903 tempo_bar->set_fill_color (UIConfiguration::instance().color_mod ("tempo bar", "marker bar"));
904 tempo_bar->set_outline_color (UIConfiguration::instance().color ("marker bar separator"));
906 marker_bar->set_fill_color (UIConfiguration::instance().color_mod ("marker bar", "marker bar"));
907 marker_bar->set_outline_color (UIConfiguration::instance().color ("marker bar separator"));
909 cd_marker_bar->set_fill_color (UIConfiguration::instance().color_mod ("cd marker bar", "marker bar"));
910 cd_marker_bar->set_outline_color (UIConfiguration::instance().color ("marker bar separator"));
912 range_marker_bar->set_fill_color (UIConfiguration::instance().color_mod ("range marker bar", "marker bar"));
913 range_marker_bar->set_outline_color (UIConfiguration::instance().color ("marker bar separator"));
915 transport_marker_bar->set_fill_color (UIConfiguration::instance().color_mod ("transport marker bar", "marker bar"));
916 transport_marker_bar->set_outline_color (UIConfiguration::instance().color ("marker bar separator"));
918 cd_marker_bar_drag_rect->set_fill_color (UIConfiguration::instance().color ("range drag bar rect"));
919 cd_marker_bar_drag_rect->set_outline_color (UIConfiguration::instance().color ("range drag bar rect"));
921 range_bar_drag_rect->set_fill_color (UIConfiguration::instance().color ("range drag bar rect"));
922 range_bar_drag_rect->set_outline_color (UIConfiguration::instance().color ("range drag bar rect"));
924 transport_bar_drag_rect->set_fill_color (UIConfiguration::instance().color ("transport drag rect"));
925 transport_bar_drag_rect->set_outline_color (UIConfiguration::instance().color ("transport drag rect"));
927 transport_loop_range_rect->set_fill_color (UIConfiguration::instance().color_mod ("transport loop rect", "loop rectangle"));
928 transport_loop_range_rect->set_outline_color (UIConfiguration::instance().color ("transport loop rect"));
930 transport_punch_range_rect->set_fill_color (UIConfiguration::instance().color ("transport punch rect"));
931 transport_punch_range_rect->set_outline_color (UIConfiguration::instance().color ("transport punch rect"));
933 transport_punchin_line->set_outline_color (UIConfiguration::instance().color ("punch line"));
934 transport_punchout_line->set_outline_color (UIConfiguration::instance().color ("punch line"));
936 rubberband_rect->set_outline_color (UIConfiguration::instance().color ("rubber band rect"));
937 rubberband_rect->set_fill_color (UIConfiguration::instance().color_mod ("rubber band rect", "selection rect"));
939 location_marker_color = UIConfiguration::instance().color ("location marker");
940 location_range_color = UIConfiguration::instance().color ("location range");
941 location_cd_marker_color = UIConfiguration::instance().color ("location cd marker");
942 location_loop_color = UIConfiguration::instance().color ("location loop");
943 location_punch_color = UIConfiguration::instance().color ("location punch");
945 refresh_location_display ();
947 NoteBase::set_colors ();
949 /* redraw the whole thing */
950 _track_canvas->set_background_color (UIConfiguration::instance().color ("arrange base"));
951 _track_canvas->queue_draw ();
954 redisplay_tempo (true);
957 _session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
962 Editor::horizontal_position () const
964 return sample_to_pixel (leftmost_frame);
968 Editor::track_canvas_key_press (GdkEventKey*)
974 Editor::track_canvas_key_release (GdkEventKey*)
980 Editor::clamp_verbose_cursor_x (double x)
985 x = min (_visible_canvas_width - 200.0, x);
991 Editor::clamp_verbose_cursor_y (double y)
994 y = min (_visible_canvas_height - 50, y);
998 ArdourCanvas::GtkCanvasViewport*
999 Editor::get_track_canvas() const
1001 return _track_canvas_viewport;
1005 Editor::get_canvas_cursor () const
1007 /* The top of the cursor stack is always the currently visible cursor. */
1008 return _cursor_stack.back();
1012 Editor::set_canvas_cursor (Gdk::Cursor* cursor)
1014 Glib::RefPtr<Gdk::Window> win = _track_canvas->get_window();
1016 if (win && !_cursors->is_invalid (cursor)) {
1017 /* glibmm 2.4 doesn't allow null cursor pointer because it uses
1018 a Gdk::Cursor& as the argument to Gdk::Window::set_cursor().
1019 But a null pointer just means "use parent window cursor",
1020 and so should be allowed. Gtkmm 3.x has fixed this API.
1022 For now, drop down and use C API
1024 gdk_window_set_cursor (win->gobj(), cursor ? cursor->gobj() : 0);
1029 Editor::push_canvas_cursor (Gdk::Cursor* cursor)
1031 if (!_cursors->is_invalid (cursor)) {
1032 _cursor_stack.push_back (cursor);
1033 set_canvas_cursor (cursor);
1035 return _cursor_stack.size() - 1;
1039 Editor::pop_canvas_cursor ()
1042 if (_cursor_stack.size() <= 1) {
1043 PBD::error << "attempt to pop default cursor" << endmsg;
1047 _cursor_stack.pop_back();
1048 if (_cursor_stack.back()) {
1049 /* Popped to an existing cursor, we're done. Otherwise, the
1050 context that created this cursor has been destroyed, so we need
1051 to skip to the next down the stack. */
1052 set_canvas_cursor (_cursor_stack.back());
1059 Editor::which_grabber_cursor () const
1061 Gdk::Cursor* c = _cursors->grabber;
1063 switch (_edit_point) {
1065 c = _cursors->grabber_edit_point;
1068 boost::shared_ptr<Movable> m = _movable.lock();
1069 if (m && m->locked()) {
1070 c = _cursors->speaker;
1079 Editor::which_trim_cursor (bool left) const
1081 if (!entered_regionview) {
1085 Trimmable::CanTrim ct = entered_regionview->region()->can_trim ();
1089 if (ct & Trimmable::FrontTrimEarlier) {
1090 return _cursors->left_side_trim;
1092 return _cursors->left_side_trim_right_only;
1095 if (ct & Trimmable::EndTrimLater) {
1096 return _cursors->right_side_trim;
1098 return _cursors->right_side_trim_left_only;
1104 Editor::which_mode_cursor () const
1106 Gdk::Cursor* mode_cursor = MouseCursors::invalid_cursor ();
1108 switch (mouse_mode) {
1110 mode_cursor = _cursors->selector;
1114 mode_cursor = _cursors->scissors;
1119 /* don't use mode cursor, pick a grabber cursor based on the item */
1123 mode_cursor = _cursors->midi_pencil;
1127 mode_cursor = _cursors->time_fx; // just use playhead
1131 mode_cursor = _cursors->speaker;
1135 /* up-down cursor as a cue that automation can be dragged up and down when in join object/range mode */
1136 if (get_smart_mode()) {
1139 get_pointer_position (x, y);
1141 if (x >= 0 && y >= 0) {
1143 vector<ArdourCanvas::Item const *> items;
1145 /* Note how we choose a specific scroll group to get
1146 * items from. This could be problematic.
1149 hv_scroll_group->add_items_at_point (ArdourCanvas::Duple (x,y), items);
1151 // first item will be the upper most
1153 if (!items.empty()) {
1154 const ArdourCanvas::Item* i = items.front();
1156 if (i && i->parent() && i->parent()->get_data (X_("timeselection"))) {
1157 pair<TimeAxisView*, int> tvp = trackview_by_y_position (_last_motion_y);
1158 if (dynamic_cast<AutomationTimeAxisView*> (tvp.first)) {
1159 mode_cursor = _cursors->up_down;
1170 Editor::which_track_cursor () const
1172 Gdk::Cursor* cursor = MouseCursors::invalid_cursor();
1174 switch (_join_object_range_state) {
1175 case JOIN_OBJECT_RANGE_NONE:
1176 case JOIN_OBJECT_RANGE_OBJECT:
1177 cursor = which_grabber_cursor ();
1179 case JOIN_OBJECT_RANGE_RANGE:
1180 cursor = _cursors->selector;
1188 Editor::which_canvas_cursor(ItemType type) const
1190 Gdk::Cursor* cursor = which_mode_cursor ();
1192 if (mouse_mode == MouseRange) {
1194 case StartSelectionTrimItem:
1195 cursor = _cursors->left_side_trim;
1197 case EndSelectionTrimItem:
1198 cursor = _cursors->right_side_trim;
1205 if ((mouse_mode == MouseObject || get_smart_mode ()) ||
1206 mouse_mode == MouseContent) {
1208 /* find correct cursor to use in object/smart mode */
1212 /* We don't choose a cursor for these items on top of a region view,
1213 because this would push a new context on the enter stack which
1214 means switching the region context for things like smart mode
1215 won't actualy change the cursor. */
1216 // case RegionViewNameHighlight:
1217 // case RegionViewName:
1220 case AutomationTrackItem:
1221 cursor = which_track_cursor ();
1223 case PlayheadCursorItem:
1224 switch (_edit_point) {
1226 cursor = _cursors->grabber_edit_point;
1229 cursor = _cursors->grabber;
1234 cursor = _cursors->selector;
1236 case ControlPointItem:
1237 cursor = _cursors->fader;
1240 cursor = _cursors->cross_hair;
1242 case AutomationLineItem:
1243 cursor = _cursors->cross_hair;
1245 case StartSelectionTrimItem:
1246 cursor = _cursors->left_side_trim;
1248 case EndSelectionTrimItem:
1249 cursor = _cursors->right_side_trim;
1252 cursor = _cursors->fade_in;
1254 case FadeInHandleItem:
1255 cursor = _cursors->fade_in;
1257 case FadeInTrimHandleItem:
1258 cursor = _cursors->fade_in;
1261 cursor = _cursors->fade_out;
1263 case FadeOutHandleItem:
1264 cursor = _cursors->fade_out;
1266 case FadeOutTrimHandleItem:
1267 cursor = _cursors->fade_out;
1269 case FeatureLineItem:
1270 cursor = _cursors->cross_hair;
1272 case LeftFrameHandle:
1273 if ( effective_mouse_mode() == MouseObject ) // (smart mode): if the user is in the btm half, show the trim cursor
1274 cursor = which_trim_cursor (true);
1276 cursor = _cursors->selector; // (smart mode): in the top half, just show the selection (range) cursor
1278 case RightFrameHandle:
1279 if ( effective_mouse_mode() == MouseObject ) //see above
1280 cursor = which_trim_cursor (false);
1282 cursor = _cursors->selector;
1284 case StartCrossFadeItem:
1285 cursor = _cursors->fade_in;
1287 case EndCrossFadeItem:
1288 cursor = _cursors->fade_out;
1290 case CrossfadeViewItem:
1291 cursor = _cursors->cross_hair;
1294 cursor = _cursors->grabber_note;
1299 } else if (mouse_mode == MouseDraw) {
1301 /* ControlPointItem is not really specific to region gain mode
1302 but it is the same cursor so don't worry about this for now.
1303 The result is that we'll see the fader cursor if we enter
1304 non-region-gain-line control points while in MouseDraw
1305 mode, even though we can't edit them in this mode.
1310 case ControlPointItem:
1311 cursor = _cursors->fader;
1314 cursor = _cursors->grabber_note;
1321 /* These items use the timebar cursor at all times */
1322 case TimecodeRulerItem:
1323 case MinsecRulerItem:
1325 case SamplesRulerItem:
1326 cursor = _cursors->timebar;
1329 /* These items use the grabber cursor at all times */
1330 case MeterMarkerItem:
1331 case TempoMarkerItem:
1336 case RangeMarkerBarItem:
1337 case CdMarkerBarItem:
1339 case TransportMarkerBarItem:
1341 cursor = which_grabber_cursor();
1352 Editor::choose_canvas_cursor_on_entry (ItemType type)
1354 if (_drags->active()) {
1358 Gdk::Cursor* cursor = which_canvas_cursor(type);
1360 if (!_cursors->is_invalid (cursor)) {
1361 // Push a new enter context
1362 const EnterContext ctx = { type, CursorContext::create(*this, cursor) };
1363 _enter_stack.push_back(ctx);
1368 Editor::update_all_enter_cursors ()
1370 for (std::vector<EnterContext>::iterator i = _enter_stack.begin(); i != _enter_stack.end(); ++i) {
1371 i->cursor_ctx->change(which_canvas_cursor(i->item_type));
1376 Editor::trackviews_height() const
1378 if (!_trackview_group) {
1382 return _visible_canvas_height - _trackview_group->canvas_origin().y;