2 Copyright (C) 2000 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.
26 #include <libgnomecanvasmm.h>
27 #include <libgnomecanvasmm/canvas.h>
28 #include <libgnomecanvasmm/item.h>
30 #include "pbd/error.h"
31 #include "pbd/convert.h"
33 #include <gtkmm2ext/utils.h>
34 #include <gtkmm2ext/selector.h>
36 #include "ardour/session.h"
37 #include "ardour/utils.h"
38 #include "ardour/ladspa_plugin.h"
39 #include "ardour/processor.h"
40 #include "ardour/location.h"
42 #include "ardour_ui.h"
43 #include "gui_thread.h"
44 #include "public_editor.h"
45 #include "time_axis_view.h"
46 #include "region_view.h"
47 #include "ghostregion.h"
48 #include "simplerect.h"
49 #include "simpleline.h"
50 #include "selection.h"
52 #include "rgb_macros.h"
54 #include "streamview.h"
55 #include "editor_drag.h"
62 using namespace ARDOUR;
64 using namespace Editing;
65 using namespace ArdourCanvas;
66 using Gtkmm2ext::Keyboard;
68 const double trim_handle_size = 6.0; /* pixels */
69 uint32_t TimeAxisView::extra_height;
70 uint32_t TimeAxisView::smaller_height;
71 int const TimeAxisView::_max_order = 512;
72 PBD::Signal1<void,TimeAxisView*> TimeAxisView::CatchDeletion;
74 TimeAxisView::TimeAxisView (ARDOUR::Session* sess, PublicEditor& ed, TimeAxisView* rent, Canvas& /*canvas*/)
76 controls_table (2, 8),
81 if (extra_height == 0) {
85 _canvas_background = new Group (*ed.get_background_group (), 0.0, 0.0);
86 _canvas_display = new Group (*ed.get_trackview_group (), 0.0, 0.0);
87 _canvas_display->hide(); // reveal as needed
89 selection_group = new Group (*_canvas_display);
90 selection_group->set_data (X_("timeselection"), (void *) 1);
91 selection_group->hide();
93 _ghost_group = new Group (*_canvas_display);
94 _ghost_group->lower_to_bottom();
100 in_destructor = false;
102 _effective_height = 0;
105 last_name_entry_key_press_event = 0;
106 name_packing = NamePackingBits (0);
107 _resize_drag_start = -1;
110 Create the standard LHS Controls
111 We create the top-level container and name add the name label here,
112 subclasses can add to the layout as required
115 name_entry.set_name ("EditorTrackNameDisplay");
116 name_entry.signal_button_release_event().connect (sigc::mem_fun (*this, &TimeAxisView::name_entry_button_release));
117 name_entry.signal_button_press_event().connect (sigc::mem_fun (*this, &TimeAxisView::name_entry_button_press));
118 name_entry.signal_key_release_event().connect (sigc::mem_fun (*this, &TimeAxisView::name_entry_key_release));
119 name_entry.signal_activate().connect (sigc::mem_fun(*this, &TimeAxisView::name_entry_activated));
120 name_entry.signal_focus_in_event().connect (sigc::mem_fun (*this, &TimeAxisView::name_entry_focus_in));
121 name_entry.signal_focus_out_event().connect (sigc::mem_fun (*this, &TimeAxisView::name_entry_focus_out));
122 Gtkmm2ext::set_size_request_to_display_given_text (name_entry, N_("gTortnam"), 10, 10); // just represents a short name
124 name_label.set_name ("TrackLabel");
125 name_label.set_alignment (0.0, 0.5);
127 /* typically, either name_label OR name_entry are visible,
128 but not both. its up to derived classes to show/hide them as they
134 controls_table.set_size_request (200);
135 controls_table.set_border_width (2);
136 controls_table.set_row_spacings (0);
137 controls_table.set_col_spacings (0);
138 controls_table.set_homogeneous (true);
140 controls_table.attach (name_hbox, 0, 5, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 3, 0);
141 controls_table.show_all ();
142 controls_table.set_no_show_all ();
144 resizer.set_size_request (10, 6);
145 resizer.set_name ("ResizeHandle");
146 resizer.signal_expose_event().connect (sigc::mem_fun (*this, &TimeAxisView::resizer_expose));
147 resizer.signal_button_press_event().connect (sigc::mem_fun (*this, &TimeAxisView::resizer_button_press));
148 resizer.signal_button_release_event().connect (sigc::mem_fun (*this, &TimeAxisView::resizer_button_release));
149 resizer.signal_motion_notify_event().connect (sigc::mem_fun (*this, &TimeAxisView::resizer_motion));
151 resizer.set_events (Gdk::BUTTON_PRESS_MASK|
152 Gdk::BUTTON_RELEASE_MASK|
153 Gdk::POINTER_MOTION_MASK|
156 resizer_box.pack_start (resizer, false, false);
160 HSeparator* separator = manage (new HSeparator());
162 controls_vbox.pack_start (controls_table, false, false);
163 controls_vbox.pack_end (resizer_box, false, false);
164 controls_vbox.show ();
166 //controls_ebox.set_name ("TimeAxisViewControlsBaseUnselected");
167 controls_ebox.add (controls_vbox);
168 controls_ebox.add_events (BUTTON_PRESS_MASK|BUTTON_RELEASE_MASK|SCROLL_MASK);
169 controls_ebox.set_flags (CAN_FOCUS);
171 controls_ebox.signal_button_release_event().connect (sigc::mem_fun (*this, &TimeAxisView::controls_ebox_button_release));
172 controls_ebox.signal_scroll_event().connect (sigc::mem_fun (*this, &TimeAxisView::controls_ebox_scroll), true);
174 controls_hbox.pack_start (controls_ebox, false, false);
175 controls_hbox.show ();
177 time_axis_vbox.pack_start (controls_hbox, true, true);
178 time_axis_vbox.pack_end (*separator, false, false);
179 time_axis_vbox.show();
181 ColorsChanged.connect (sigc::mem_fun (*this, &TimeAxisView::color_handler));
183 GhostRegion::CatchDeletion.connect (*this, invalidator (*this), ui_bind (&TimeAxisView::erase_ghost, this, _1), gui_context());
186 TimeAxisView::~TimeAxisView()
188 in_destructor = true;
190 for (list<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
194 for (list<SelectionRect*>::iterator i = free_selection_rects.begin(); i != free_selection_rects.end(); ++i) {
196 delete (*i)->start_trim;
197 delete (*i)->end_trim;
201 for (list<SelectionRect*>::iterator i = used_selection_rects.begin(); i != used_selection_rects.end(); ++i) {
203 delete (*i)->start_trim;
204 delete (*i)->end_trim;
207 delete selection_group;
210 delete _canvas_background;
211 _canvas_background = 0;
213 delete _canvas_display;
220 /** Display this TimeAxisView as the nth component of the parent box, at y.
222 * @param y y position.
223 * @param nth index for this TimeAxisView, increased if this view has children.
224 * @param parent parent component.
225 * @return height of this TimeAxisView.
228 TimeAxisView::show_at (double y, int& nth, VBox *parent)
230 if (control_parent) {
231 control_parent->reorder_child (time_axis_vbox, nth);
233 control_parent = parent;
234 parent->pack_start (time_axis_vbox, false, false);
235 parent->reorder_child (time_axis_vbox, nth);
240 if (_y_position != y) {
241 _canvas_display->property_y () = y;
242 _canvas_background->property_y () = y;
244 _canvas_display->move (0.0, 0.0);
245 _canvas_background->move (0.0, 0.0);
250 _canvas_background->raise_to_top ();
251 _canvas_display->raise_to_top ();
253 if (_marked_for_display) {
254 time_axis_vbox.show ();
255 controls_ebox.show ();
256 _canvas_background->show ();
261 _effective_height = current_height ();
263 /* now show children */
265 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
266 if (canvas_item_visible ((*i)->_canvas_display)) {
268 _effective_height += (*i)->show_at (y + _effective_height, nth, parent);
272 return _effective_height;
276 TimeAxisView::clip_to_viewport ()
278 if (_marked_for_display) {
279 if (_y_position + _effective_height < _editor.get_trackview_group_vertical_offset () || _y_position > _editor.get_trackview_group_vertical_offset () + _canvas_display->get_canvas()->get_height()) {
280 _canvas_background->hide ();
281 _canvas_display->hide ();
284 _canvas_background->show ();
285 _canvas_display->show ();
291 TimeAxisView::controls_ebox_scroll (GdkEventScroll* ev)
293 if (Keyboard::some_magic_widget_has_focus()) {
297 switch (ev->direction) {
299 if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
302 } else if (Keyboard::no_modifiers_active (ev->state)) {
303 _editor.scroll_tracks_up_line();
308 case GDK_SCROLL_DOWN:
309 if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
312 } else if (Keyboard::no_modifiers_active (ev->state)) {
313 _editor.scroll_tracks_down_line();
319 /* no handling for left/right, yet */
327 TimeAxisView::controls_ebox_button_release (GdkEventButton* ev)
329 switch (ev->button) {
331 selection_click (ev);
335 popup_display_menu (ev->time);
343 TimeAxisView::selection_click (GdkEventButton* ev)
345 Selection::Operation op = ArdourKeyboard::selection_type (ev->state);
346 _editor.set_selected_track (*this, op, false);
350 TimeAxisView::hide ()
356 _canvas_display->hide ();
357 _canvas_background->hide ();
359 if (control_parent) {
360 control_parent->remove (time_axis_vbox);
367 /* now hide children */
369 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
373 /* if its hidden, it cannot be selected */
375 _editor.get_selection().remove (this);
381 TimeAxisView::step_height (bool bigger)
383 static const uint32_t step = 25;
386 if (height == preset_height(HeightSmall)) {
387 set_height (preset_height(HeightSmaller));
389 else if (height == preset_height(HeightSmaller)) {
390 set_height (preset_height(HeightNormal));
393 set_height (height + step);
397 if ( height == preset_height(HeightSmall)){
401 if (height <= preset_height (HeightSmaller) && height > preset_height (HeightSmall)) {
402 set_height (preset_height(HeightSmall));
404 else if ( height <= preset_height (HeightNormal) && height > preset_height (HeightSmaller)){
405 set_height (preset_height(HeightSmaller));
408 set_height (height - step);
414 TimeAxisView::set_heights (uint32_t h)
416 TrackSelection& ts (_editor.get_selection().tracks);
418 for (TrackSelection::iterator i = ts.begin(); i != ts.end(); ++i) {
419 (*i)->set_height (h);
424 TimeAxisView::set_height (Height h)
426 set_height (preset_height (h));
430 TimeAxisView::set_height(uint32_t h)
432 time_axis_vbox.property_height_request () = h;
435 for (list<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
439 if (canvas_item_visible (selection_group)) {
440 /* resize the selection rect */
441 show_selection (_editor.get_selection().time);
446 TimeAxisView::name_entry_key_release (GdkEventKey* ev)
448 TrackViewList::iterator i;
450 switch (ev->keyval) {
452 name_entry.select_region (0,0);
453 controls_ebox.grab_focus ();
454 name_entry_changed ();
457 /* Shift+Tab Keys Pressed. Note that for Shift+Tab, GDK actually
458 * generates a different ev->keyval, rather than setting
461 case GDK_ISO_Left_Tab:
464 name_entry_changed ();
465 TrackViewList const & allviews = _editor.get_track_views ();
466 TrackViewList::const_iterator i = find (allviews.begin(), allviews.end(), this);
467 if (ev->keyval == GDK_Tab) {
468 if (i != allviews.end()) {
470 if (++i == allviews.end()) {
473 } while((*i)->hidden());
476 if (i != allviews.begin()) {
478 if (i == allviews.begin()) {
482 } while ((*i)->hidden());
487 /* resize to show editable name display */
489 if ((*i)->current_height() <= preset_height (HeightSmaller)) {
490 (*i)->set_height (HeightSmaller);
493 (*i)->name_entry.grab_focus();
499 name_entry_changed ();
506 #ifdef TIMEOUT_NAME_EDIT
507 /* adapt the timeout to reflect the user's typing speed */
509 guint32 name_entry_timeout;
511 if (last_name_entry_key_press_event) {
512 /* timeout is 1/2 second or 5 times their current inter-char typing speed */
513 name_entry_timeout = std::max (500U, (5 * (ev->time - last_name_entry_key_press_event)));
515 /* start with a 1 second timeout */
516 name_entry_timeout = 1000;
519 last_name_entry_key_press_event = ev->time;
521 /* wait 1 seconds and if no more keys are pressed, act as if they pressed enter */
523 name_entry_key_timeout.disconnect();
524 name_entry_key_timeout = Glib::signal_timeout().connect (sigc::mem_fun (*this, &TimeAxisView::name_entry_key_timed_out), name_entry_timeout);
531 TimeAxisView::name_entry_focus_in (GdkEventFocus*)
533 name_entry.select_region (0, -1);
534 name_entry.set_name ("EditorActiveTrackNameDisplay");
539 TimeAxisView::name_entry_focus_out (GdkEventFocus*)
543 last_name_entry_key_press_event = 0;
544 name_entry_key_timeout.disconnect ();
545 name_entry.set_name ("EditorTrackNameDisplay");
546 name_entry.select_region (0,0);
548 /* do the real stuff */
550 name_entry_changed ();
556 TimeAxisView::name_entry_key_timed_out ()
558 name_entry_activated();
563 TimeAxisView::name_entry_activated ()
565 controls_ebox.grab_focus();
569 TimeAxisView::name_entry_changed ()
574 TimeAxisView::name_entry_button_press (GdkEventButton *ev)
576 if (ev->button == 3) {
583 TimeAxisView::name_entry_button_release (GdkEventButton *ev)
585 if (ev->button == 3) {
586 popup_display_menu (ev->time);
593 TimeAxisView::conditionally_add_to_selection ()
595 Selection& s (_editor.get_selection ());
597 if (!s.selected (this)) {
598 _editor.set_selected_track (*this, Selection::Set);
603 TimeAxisView::popup_display_menu (guint32 when)
605 if (display_menu == 0) {
606 build_display_menu ();
609 conditionally_add_to_selection ();
610 display_menu->popup (1, when);
614 TimeAxisView::set_selected (bool yn)
616 if (yn == _selected) {
620 Selectable::set_selected (yn);
623 controls_ebox.set_name (controls_base_selected_name);
624 time_axis_vbox.set_name (controls_base_selected_name);
625 controls_vbox.set_name (controls_base_selected_name);
627 controls_ebox.set_name (controls_base_unselected_name);
628 time_axis_vbox.set_name (controls_base_unselected_name);
629 controls_vbox.set_name (controls_base_unselected_name);
632 /* children will be set for the yn=true case. but when deselecting
633 the editor only has a list of top-level trackviews, so we
634 have to do this here.
637 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
638 (*i)->set_selected (false);
642 resizer.queue_draw ();
646 TimeAxisView::build_display_menu ()
648 using namespace Menu_Helpers;
652 display_menu = new Menu;
653 display_menu->set_name ("ArdourContextMenu");
655 // Just let implementing classes define what goes into the manu
659 TimeAxisView::set_samples_per_unit (double spu)
661 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
662 (*i)->set_samples_per_unit (spu);
665 AnalysisFeatureList::const_iterator i;
666 list<ArdourCanvas::SimpleLine*>::iterator l;
670 TimeAxisView::show_timestretch (nframes_t start, nframes_t end)
672 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
673 (*i)->show_timestretch (start, end);
678 TimeAxisView::hide_timestretch ()
680 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
681 (*i)->hide_timestretch ();
686 TimeAxisView::show_selection (TimeSelection& ts)
693 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
694 (*i)->show_selection (ts);
697 if (canvas_item_visible (selection_group)) {
698 while (!used_selection_rects.empty()) {
699 free_selection_rects.push_front (used_selection_rects.front());
700 used_selection_rects.pop_front();
701 free_selection_rects.front()->rect->hide();
702 free_selection_rects.front()->start_trim->hide();
703 free_selection_rects.front()->end_trim->hide();
705 selection_group->hide();
708 selection_group->show();
709 selection_group->raise_to_top();
711 for (list<AudioRange>::iterator i = ts.begin(); i != ts.end(); ++i) {
712 nframes_t start, end, cnt;
716 cnt = end - start + 1;
718 rect = get_selection_rect ((*i).id);
720 x1 = _editor.frame_to_unit (start);
721 x2 = _editor.frame_to_unit (start + cnt - 1);
722 y2 = current_height();
724 rect->rect->property_x1() = x1;
725 rect->rect->property_y1() = 1.0;
726 rect->rect->property_x2() = x2;
727 rect->rect->property_y2() = y2;
729 // trim boxes are at the top for selections
732 rect->start_trim->property_x1() = x1;
733 rect->start_trim->property_y1() = 1.0;
734 rect->start_trim->property_x2() = x1 + trim_handle_size;
735 rect->start_trim->property_y2() = y2;
737 rect->end_trim->property_x1() = x2 - trim_handle_size;
738 rect->end_trim->property_y1() = 1.0;
739 rect->end_trim->property_x2() = x2;
740 rect->end_trim->property_y2() = y2;
742 rect->start_trim->show();
743 rect->end_trim->show();
745 rect->start_trim->hide();
746 rect->end_trim->hide();
750 used_selection_rects.push_back (rect);
755 TimeAxisView::reshow_selection (TimeSelection& ts)
759 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
760 (*i)->show_selection (ts);
765 TimeAxisView::hide_selection ()
767 if (canvas_item_visible (selection_group)) {
768 while (!used_selection_rects.empty()) {
769 free_selection_rects.push_front (used_selection_rects.front());
770 used_selection_rects.pop_front();
771 free_selection_rects.front()->rect->hide();
772 free_selection_rects.front()->start_trim->hide();
773 free_selection_rects.front()->end_trim->hide();
775 selection_group->hide();
778 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
779 (*i)->hide_selection ();
784 TimeAxisView::order_selection_trims (ArdourCanvas::Item *item, bool put_start_on_top)
786 /* find the selection rect this is for. we have the item corresponding to one
790 for (list<SelectionRect*>::iterator i = used_selection_rects.begin(); i != used_selection_rects.end(); ++i) {
791 if ((*i)->start_trim == item || (*i)->end_trim == item) {
793 /* make one trim handle be "above" the other so that if they overlap,
794 the top one is the one last used.
797 (*i)->rect->raise_to_top ();
798 (put_start_on_top ? (*i)->start_trim : (*i)->end_trim)->raise_to_top ();
799 (put_start_on_top ? (*i)->end_trim : (*i)->start_trim)->raise_to_top ();
807 TimeAxisView::get_selection_rect (uint32_t id)
811 /* check to see if we already have a visible rect for this particular selection ID */
813 for (list<SelectionRect*>::iterator i = used_selection_rects.begin(); i != used_selection_rects.end(); ++i) {
814 if ((*i)->id == id) {
819 /* ditto for the free rect list */
821 for (list<SelectionRect*>::iterator i = free_selection_rects.begin(); i != free_selection_rects.end(); ++i) {
822 if ((*i)->id == id) {
823 SelectionRect* ret = (*i);
824 free_selection_rects.erase (i);
829 /* no existing matching rect, so go get a new one from the free list, or create one if there are none */
831 if (free_selection_rects.empty()) {
833 rect = new SelectionRect;
835 rect->rect = new SimpleRect (*selection_group);
836 rect->rect->property_outline_what() = 0x0;
837 rect->rect->property_x1() = 0.0;
838 rect->rect->property_y1() = 0.0;
839 rect->rect->property_x2() = 0.0;
840 rect->rect->property_y2() = 0.0;
841 rect->rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectionRect.get();
843 rect->start_trim = new SimpleRect (*selection_group);
844 rect->start_trim->property_outline_what() = 0x0;
845 rect->start_trim->property_x1() = 0.0;
846 rect->start_trim->property_x2() = 0.0;
848 rect->end_trim = new SimpleRect (*selection_group);
849 rect->end_trim->property_outline_what() = 0x0;
850 rect->end_trim->property_x1() = 0.0;
851 rect->end_trim->property_x2() = 0.0;
853 free_selection_rects.push_front (rect);
855 rect->rect->signal_event().connect (sigc::bind (sigc::mem_fun (_editor, &PublicEditor::canvas_selection_rect_event), rect->rect, rect));
856 rect->start_trim->signal_event().connect (sigc::bind (sigc::mem_fun (_editor, &PublicEditor::canvas_selection_start_trim_event), rect->rect, rect));
857 rect->end_trim->signal_event().connect (sigc::bind (sigc::mem_fun (_editor, &PublicEditor::canvas_selection_end_trim_event), rect->rect, rect));
860 rect = free_selection_rects.front();
862 free_selection_rects.pop_front();
866 struct null_deleter { void operator()(void const *) const {} };
869 TimeAxisView::is_child (TimeAxisView* tav)
871 return find (children.begin(), children.end(), boost::shared_ptr<TimeAxisView>(tav, null_deleter())) != children.end();
875 TimeAxisView::add_child (boost::shared_ptr<TimeAxisView> child)
877 children.push_back (child);
881 TimeAxisView::remove_child (boost::shared_ptr<TimeAxisView> child)
883 Children::iterator i;
885 if ((i = find (children.begin(), children.end(), child)) != children.end()) {
890 /** Get selectable things within a given range.
891 * @param start Start time in session frames.
892 * @param end End time in session frames.
893 * @param top Top y range, in trackview coordinates (ie 0 is the top of the track view)
894 * @param bot Bottom y range, in trackview coordinates (ie 0 is the top of the track view)
895 * @param result Filled in with selectable things.
898 TimeAxisView::get_selectables (framepos_t /*start*/, framepos_t /*end*/, double /*top*/, double /*bot*/, list<Selectable*>& /*result*/)
904 TimeAxisView::get_inverted_selectables (Selection& /*sel*/, list<Selectable*>& /*result*/)
910 TimeAxisView::add_ghost (RegionView* rv)
912 GhostRegion* gr = rv->add_ghost (*this);
915 ghosts.push_back(gr);
920 TimeAxisView::remove_ghost (RegionView* rv)
922 rv->remove_ghost_in (*this);
926 TimeAxisView::erase_ghost (GhostRegion* gr)
932 for (list<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
941 TimeAxisView::touched (double top, double bot)
943 /* remember: this is X Window - coordinate space starts in upper left and moves down.
944 y_position is the "origin" or "top" of the track.
947 double mybot = _y_position + current_height();
949 return ((_y_position <= bot && _y_position >= top) ||
950 ((mybot <= bot) && (top < mybot)) ||
951 (mybot >= bot && _y_position < top));
955 TimeAxisView::set_parent (TimeAxisView& p)
961 TimeAxisView::has_state () const
967 TimeAxisView::get_parent_with_state ()
973 if (parent->has_state()) {
977 return parent->get_parent_with_state ();
982 TimeAxisView::get_state ()
984 /* XXX: is this method used? */
986 XMLNode* node = new XMLNode ("TAV-" + name());
989 snprintf (buf, sizeof(buf), "%u", height);
990 node->add_property ("height", buf);
991 node->add_property ("marked-for-display", (_marked_for_display ? "1" : "0"));
996 TimeAxisView::set_state (const XMLNode& node, int /*version*/)
998 const XMLProperty *prop;
1000 /* XXX: I think this might be vestigial */
1001 if ((prop = node.property ("marked-for-display")) != 0) {
1002 _marked_for_display = (prop->value() == "1");
1005 if ((prop = node.property ("shown-editor")) != 0) {
1006 _marked_for_display = string_is_affirmative (prop->value ());
1009 if ((prop = node.property ("track-height")) != 0) {
1011 if (prop->value() == "largest") {
1012 set_height (HeightLargest);
1013 } else if (prop->value() == "large") {
1014 set_height (HeightLarge);
1015 } else if (prop->value() == "larger") {
1016 set_height (HeightLarger);
1017 } else if (prop->value() == "normal") {
1018 set_height (HeightNormal);
1019 } else if (prop->value() == "smaller") {
1020 set_height (HeightSmaller);
1021 } else if (prop->value() == "small") {
1022 set_height (HeightSmall);
1024 error << string_compose(_("unknown track height name \"%1\" in XML GUI information"), prop->value()) << endmsg;
1025 set_height (HeightNormal);
1028 } else if ((prop = node.property ("height")) != 0) {
1030 set_height (atoi (prop->value()));
1034 set_height (HeightNormal);
1041 TimeAxisView::reset_height()
1043 set_height (height);
1045 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
1046 (*i)->set_height ((*i)->height);
1051 TimeAxisView::compute_heights ()
1053 Gtk::Window window (Gtk::WINDOW_TOPLEVEL);
1054 Gtk::Table two_row_table (2, 8);
1055 Gtk::Table one_row_table (1, 8);
1057 const int border_width = 2;
1058 extra_height = (2 * border_width)
1059 //+ 2 // 2 pixels for the hseparator between TimeAxisView control areas
1060 + 6; // resizer button (3 x 2 pixel elements + 2 x 2 pixel gaps)
1062 window.add (one_row_table);
1064 one_row_table.set_border_width (border_width);
1065 one_row_table.set_row_spacings (0);
1066 one_row_table.set_col_spacings (0);
1067 one_row_table.set_homogeneous (true);
1069 two_row_table.set_border_width (border_width);
1070 two_row_table.set_row_spacings (0);
1071 two_row_table.set_col_spacings (0);
1072 two_row_table.set_homogeneous (true);
1074 for (int i = 0; i < 5; ++i) {
1075 buttons[i] = manage (new Button (X_("f")));
1076 buttons[i]->set_name ("TrackMuteButton");
1079 one_row_table.attach (*buttons[0], 6, 7, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
1081 one_row_table.show_all ();
1082 Gtk::Requisition req(one_row_table.size_request ());
1084 // height required to show 1 row of buttons
1086 smaller_height = req.height + extra_height;
1090 TimeAxisView::show_name_label ()
1092 if (!(name_packing & NameLabelPacked)) {
1093 name_hbox.pack_start (name_label, true, true);
1094 name_packing = NamePackingBits (name_packing | NameLabelPacked);
1101 TimeAxisView::show_name_entry ()
1103 if (!(name_packing & NameEntryPacked)) {
1104 name_hbox.pack_start (name_entry, true, true);
1105 name_packing = NamePackingBits (name_packing | NameEntryPacked);
1112 TimeAxisView::hide_name_label ()
1114 if (name_packing & NameLabelPacked) {
1115 name_hbox.remove (name_label);
1116 name_packing = NamePackingBits (name_packing & ~NameLabelPacked);
1121 TimeAxisView::hide_name_entry ()
1123 if (name_packing & NameEntryPacked) {
1124 name_hbox.remove (name_entry);
1125 name_packing = NamePackingBits (name_packing & ~NameEntryPacked);
1130 TimeAxisView::color_handler ()
1132 for (list<GhostRegion*>::iterator i=ghosts.begin(); i != ghosts.end(); i++ ) {
1136 for (list<SelectionRect*>::iterator i = used_selection_rects.begin(); i != used_selection_rects.end(); ++i) {
1138 (*i)->rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectionRect.get();
1139 (*i)->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1141 (*i)->start_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1142 (*i)->start_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1144 (*i)->end_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1145 (*i)->end_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1148 for (list<SelectionRect*>::iterator i = free_selection_rects.begin(); i != free_selection_rects.end(); ++i) {
1150 (*i)->rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectionRect.get();
1151 (*i)->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1153 (*i)->start_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1154 (*i)->start_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1156 (*i)->end_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1157 (*i)->end_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
1161 /** @return Pair: TimeAxisView, layer index.
1162 * TimeAxisView is non-0 if this object covers y, or one of its children does.
1163 * If the covering object is a child axis, then the child is returned.
1164 * TimeAxisView is 0 otherwise.
1165 * Layer index is the layer number if the TimeAxisView is valid and is in stacked
1166 * region display mode, otherwise 0.
1168 std::pair<TimeAxisView*, layer_t>
1169 TimeAxisView::covers_y_position (double y)
1172 return std::make_pair ( (TimeAxisView *) 0, 0);
1175 if (_y_position <= y && y < (_y_position + height)) {
1177 /* work out the layer index if appropriate */
1179 if (layer_display () == Stacked && view ()) {
1181 l = layer_t ((_y_position + height - y) / (view()->child_height ()));
1182 /* clamp to max layers to be on the safe side; sometimes the above calculation
1183 returns a too-high value */
1184 if (l >= view()->layers ()) {
1185 l = view()->layers() - 1;
1189 return std::make_pair (this, l);
1192 for (Children::const_iterator i = children.begin(); i != children.end(); ++i) {
1194 std::pair<TimeAxisView*, int> const r = (*i)->covers_y_position (y);
1200 return std::make_pair ( (TimeAxisView *) 0, 0);
1204 TimeAxisView::resizer_button_press (GdkEventButton* event)
1206 _resize_drag_start = event->y_root;
1211 TimeAxisView::resizer_button_release (GdkEventButton*)
1213 _editor.stop_canvas_autoscroll ();
1214 _resize_drag_start = -1;
1219 TimeAxisView::idle_resize (uint32_t h)
1225 TimeAxisView::resizer_motion (GdkEventMotion* ev)
1227 if (_resize_drag_start >= 0) {
1228 /* (ab)use the DragManager to do autoscrolling; adjust the event coordinates
1229 into the trackview space that DragManager::motion_handler is expecting,
1230 and then fake a DragManager motion event so that when maybe_autoscroll
1231 asks DragManager for the current pointer position it will get the correct
1235 resizer.translate_coordinates (*control_parent, ev->x, ev->y, tx, ty);
1236 ev->y = ty + _editor.get_canvas_timebars_vsize ();
1237 _editor.drags()->motion_handler ((GdkEvent *) ev, false);
1238 _editor.maybe_autoscroll (false, true);
1240 /* now do the actual TAV resize */
1241 int32_t const delta = (int32_t) floor (ev->y_root - _resize_drag_start);
1242 _editor.add_to_idle_resize (this, delta);
1243 _resize_drag_start = ev->y_root;
1250 TimeAxisView::resizer_expose (GdkEventExpose* event)
1253 Glib::RefPtr<Gdk::Window> win (resizer.get_window());
1254 Glib::RefPtr<Gdk::GC> dark (resizer.get_style()->get_fg_gc (STATE_NORMAL));
1255 Glib::RefPtr<Gdk::GC> light (resizer.get_style()->get_bg_gc (STATE_NORMAL));
1257 win->draw_rectangle (controls_ebox.get_style()->get_bg_gc(STATE_NORMAL),
1262 event->area.height);
1264 win->get_geometry (x, y, w, h, d);
1266 /* handle/line #1 */
1268 win->draw_line (dark, 0, 0, w - 2, 0);
1269 win->draw_point (dark, 0, 1);
1270 win->draw_line (light, 1, 1, w - 1, 1);
1271 win->draw_point (light, w - 1, 0);
1273 /* handle/line #2 */
1275 win->draw_line (dark, 0, 4, w - 2, 4);
1276 win->draw_point (dark, 0, 5);
1277 win->draw_line (light, 1, 5, w - 1, 5);
1278 win->draw_point (light, w - 1, 4);
1280 /* use vertical resize mouse cursor */
1281 win->set_cursor(Gdk::Cursor(Gdk::SB_V_DOUBLE_ARROW));
1287 TimeAxisView::set_visibility (bool yn)
1289 if (yn != marked_for_display()) {
1291 set_marked_for_display (true);
1292 canvas_display()->show();
1294 set_marked_for_display (false);
1297 return true; // things changed
1304 TimeAxisView::preset_height (Height h)
1308 return extra_height + 48 + 250;
1310 return extra_height + 48 + 150;
1312 return extra_height + 48 + 50;
1314 return extra_height + 48;
1318 return smaller_height;
1325 /** @return Child time axis views that are not hidden */
1326 TimeAxisView::Children
1327 TimeAxisView::get_child_list ()
1331 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
1332 if (!(*i)->hidden()) {