/* * Copyright (C) 2021 Paul Davis * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include #include "gtkmm/sizegroup.h" #include #include #include #include #include "pbd/compose.h" #include "pbd/convert.h" #include "pbd/unwind.h" #include "pbd/basename.h" #include "pbd/file_utils.h" #include "pbd/pathexpand.h" #include "pbd/search_path.h" #include "ardour/directory_names.h" #include "ardour/filesystem_paths.h" #include "ardour/region.h" #include "ardour/region_factory.h" #include "ardour/triggerbox.h" #include "canvas/polygon.h" #include "canvas/text.h" #include "gtkmm2ext/colors.h" #include "gtkmm2ext/utils.h" #include "ardour_ui.h" #include "gui_thread.h" #include "keyboard.h" #include "public_editor.h" #include "region_view.h" #include "selection.h" #include "slot_properties_box.h" #include "timers.h" #include "trigger_ui.h" #include "triggerbox_ui.h" #include "ui_config.h" #include "utils.h" #include "pbd/i18n.h" using namespace ARDOUR; using namespace ArdourCanvas; using namespace Gtkmm2ext; using namespace PBD; TriggerEntry::TriggerEntry (Item* item, TriggerReference tr) : ArdourCanvas::Rectangle (item) , _grabbed (false) , _drag_active (false) { set_layout_sensitive (true); // why??? name = string_compose ("trigger %1", tr.slot); set_outline (false); play_button = new ArdourCanvas::Rectangle (this); play_button->set_outline (true); play_button->set_fill (true); play_button->name = string_compose ("playbutton %1", tr.slot); play_button->show (); follow_button = new ArdourCanvas::Rectangle (this); follow_button->set_outline (false); follow_button->set_fill (true); follow_button->name = ("slot_selector_button"); follow_button->set_tooltip (_("Click to select Follow-Actions for this clip")); follow_button->show (); name_button = new ArdourCanvas::Rectangle (this); name_button->set_outline (true); name_button->set_fill (true); name_button->name = ("slot_selector_button"); name_button->show (); name_text = new Text (name_button); name_text->set_ignore_events (false); name_text->set_tooltip (_("Click to select this clip and edit its properties\nRight-Click for context menu")); name_text->show (); /* this will trigger a call to on_trigger_changed() */ set_trigger (tr); /* DnD Source */ GtkCanvas* gtkcanvas = static_cast (canvas ()); assert (gtkcanvas); gtkcanvas->signal_drag_begin ().connect (sigc::mem_fun (*this, &TriggerEntry::drag_begin)); gtkcanvas->signal_drag_end ().connect (sigc::mem_fun (*this, &TriggerEntry::drag_end)); gtkcanvas->signal_drag_data_get ().connect (sigc::mem_fun (*this, &TriggerEntry::drag_data_get)); /* event handling */ play_button->Event.connect (sigc::mem_fun (*this, &TriggerEntry::play_button_event)); name_button->Event.connect (sigc::mem_fun (*this, &TriggerEntry::name_button_event)); follow_button->Event.connect (sigc::mem_fun (*this, &TriggerEntry::follow_button_event)); Event.connect (sigc::mem_fun (*this, &TriggerEntry::event)); /* watch for change in theme */ UIConfiguration::instance ().ParameterChanged.connect (sigc::mem_fun (*this, &TriggerEntry::ui_parameter_changed)); set_widget_colors (); /* owner color changes (?) */ dynamic_cast (tref.box->owner ())->presentation_info ().Change.connect (_owner_prop_connection, MISSING_INVALIDATOR, boost::bind (&TriggerEntry::owner_prop_change, this, _1), gui_context ()); selection_change (); } TriggerEntry::~TriggerEntry () { } void TriggerEntry::owner_prop_change (PropertyChange const& pc) { if (pc.contains (Properties::color)) { owner_color_changed (); } } void TriggerEntry::owner_color_changed () { // TODO } void TriggerEntry::selection_change () { set_widget_colors (); } void TriggerEntry::_size_allocate (ArdourCanvas::Rect const& alloc) { Rectangle::_size_allocate (alloc); const Distance width = _rect.width (); const Distance height = _rect.height (); play_button->set (ArdourCanvas::Rect (0, 0, height, height)); name_button->set (ArdourCanvas::Rect (height, 0, width - height, height)); follow_button->set (ArdourCanvas::Rect (width - height, 0, width, height)); const double scale = UIConfiguration::instance ().get_ui_scale (); _poly_margin = 2. * scale; _poly_size = height - 2 * _poly_margin; float font_margin = 2. * scale; name_text->size_allocate (ArdourCanvas::Rect (0, 0, width, height - font_margin * 2)); float tleft = height; // make room for the play button name_text->set_position (Duple (tleft + _poly_margin, font_margin)); // @paul why do we need tleft here? isn't name_text a child of name_button? name_text->clamp_width (width - height * 2 - _poly_margin * 3); /* font scale may have changed. uiconfig 'embeds' the ui-scale in the font */ name_text->set_font_description (UIConfiguration::instance ().get_NormalFont ()); } void TriggerEntry::draw_follow_icon (Cairo::RefPtr context, FollowAction const & icon, float size, float scale) const { uint32_t fg_color = UIConfiguration::instance ().color ("neutral:midground"); /* in the case where there is a random follow-action, just put a "?" */ if (trigger ()->follow_action_probability () > 0) { Glib::RefPtr layout = Pango::Layout::create (context); layout->set_font_description (UIConfiguration::instance ().get_SmallMonospaceFont ()); layout->set_text ("?"); int tw, th; layout->get_pixel_size (tw, th); context->move_to (size / 2, size / 2); context->rel_move_to (-tw / 2, -th / 2); layout->show_in_cairo_context (context); return; } set_source_rgba (context, fg_color); context->set_line_width (1 * scale); switch (icon.type) { case FollowAction::Stop: context->rectangle (6 * scale, 6 * scale, size - 12 * scale, size - 12 * scale); context->stroke (); break; case FollowAction::Again: context->arc (size / 2, size / 2, size * 0.20, 60. * (M_PI / 180.0), 2 * M_PI); context->stroke (); context->arc (size / 2 + size * 0.2, size / 2, 1.5 * scale, 0, 2 * M_PI); // arrow head context->fill (); break; case FollowAction::ForwardTrigger: context->move_to (size / 2, 3 * scale); context->line_to (size / 2, size - 5 * scale); context->stroke (); context->arc (size / 2, size - 5 * scale, 2 * scale, 0, 2 * M_PI); // arrow head context->fill (); break; case FollowAction::ReverseTrigger: context->move_to (size / 2, 5 * scale); context->line_to (size / 2, size - 3 * scale); context->stroke (); context->arc (size / 2, 5 * scale, 2 * scale, 0, 2 * M_PI); // arrow head context->fill (); break; case FollowAction::JumpTrigger: { if ( icon.targets.count() == 1 ) { //Jump to a specific row; just draw the letter of the row we are jumping to int cue_idx = -1; for (int i = 0; i < TriggerBox::default_triggers_per_box; i++) { if (icon.targets.test(i)) { cue_idx = i; break; } } Glib::RefPtr layout = Pango::Layout::create (context); layout->set_font_description (UIConfiguration::instance ().get_SmallMonospaceFont ()); layout->set_text (cue_marker_name (cue_idx)); int tw, th; layout->get_pixel_size (tw, th); context->move_to (size / 2, size / 2); context->rel_move_to (-tw / 2, -th / 2); layout->show_in_cairo_context (context); } else { // Multi-Jump: draw a star-like icon context->set_line_width (1.5 * scale); set_source_rgba (context, HSV (UIConfiguration::instance ().color ("neutral:midground")).lighter (0.25).color ()); // needs to be brighter to maintain balance for (int i = 0; i < 6; i++) { Cairo::Matrix m = context->get_matrix (); context->translate (size / 2, size / 2); context->rotate (i * M_PI / 3); context->move_to (0, 2 * scale); context->line_to (0, (size / 2) - 4 * scale); context->stroke (); context->set_matrix (m); } } } break; case FollowAction::None: default: break; } } void TriggerEntry::draw_launch_icon (Cairo::RefPtr context, float sz, float scale) const { context->set_line_width (1 * scale); float margin = 4 * scale; float size = sz - 2 * margin; bool active = trigger ()->active (); if (!trigger ()->region ()) { /* no content in this slot, it is only a Stop button */ context->move_to (margin, margin); context->rel_line_to (size, 0); context->rel_line_to (0, size); context->rel_line_to (-size, 0); context->rel_line_to (0, -size); set_source_rgba (context, UIConfiguration::instance ().color ("neutral:midground")); context->stroke (); return; } set_source_rgba (context, UIConfiguration::instance ().color ("neutral:midground")); switch (trigger ()->launch_style ()) { case Trigger::Toggle: if (active) { /* special case: now it's a square Stop button */ context->move_to (margin, margin); context->rel_line_to (size, 0); context->rel_line_to (0, size); context->rel_line_to (-size, 0); context->line_to (margin, margin); set_source_rgba (context, UIConfiguration::instance ().color ("neutral:foreground")); context->fill (); context->stroke (); } else { /* boxy arrow */ context->move_to (margin, margin); context->rel_line_to (0, size); context->rel_line_to (size * 1 / 3, 0); context->rel_line_to (size * 2 / 3, -size / 2); context->rel_line_to (-size * 2 / 3, -size / 2); context->line_to (margin, margin); set_source_rgba (context, UIConfiguration::instance ().color ("neutral:midground")); context->stroke (); } break; case Trigger::OneShot: context->move_to (margin, margin); context->rel_line_to (0, size); context->rel_line_to (size, -size / 2); context->line_to (margin, margin); if (active) { set_source_rgba (context, UIConfiguration::instance ().color ("neutral:foreground")); context->fill (); context->stroke (); } else { set_source_rgba (context, UIConfiguration::instance ().color ("neutral:midground")); context->stroke (); } break; case Trigger::ReTrigger: /* line + boxy arrow + line */ if (active) { set_source_rgba (context, UIConfiguration::instance ().color ("neutral:foreground")); } else { set_source_rgba (context, UIConfiguration::instance ().color ("neutral:midground")); } /* vertical line at left */ context->set_line_width (2 * scale); context->move_to (margin + 1 * scale, margin); context->line_to (margin + 1 * scale, margin + size); context->stroke (); /* small triangle */ context->set_line_width (1 * scale); context->move_to (margin + scale * 4, margin + 2 * scale); context->line_to (margin + size, margin + size / 2); context->line_to (margin + scale * 4, margin + size - 2 * scale); context->line_to (margin + scale * 4, margin + 2 * scale); if (active) { context->fill (); } else { context->stroke (); } break; case Trigger::Gate: /* diamond shape */ context->move_to (margin + size / 2, margin); context->rel_line_to (size / 2, size / 2); context->rel_line_to (-size / 2, size / 2); context->rel_line_to (-size / 2, -size / 2); context->rel_line_to (size / 2, -size / 2); if (active) { set_source_rgba (context, UIConfiguration::instance ().color ("neutral:foreground")); context->fill (); context->stroke (); } else { set_source_rgba (context, UIConfiguration::instance ().color ("neutral:midground")); context->stroke (); } break; case Trigger::Repeat: /* 'stutter' shape */ context->set_line_width (1 * scale); context->move_to (margin, margin); context->rel_line_to (0, size); context->move_to (margin + scale * 3, margin + scale * 2); context->rel_line_to (0, size - scale * 4); context->move_to (margin + scale * 6, margin + scale * 3); context->rel_line_to (0, size - scale * 6); if (active) { set_source_rgba (context, UIConfiguration::instance ().color ("neutral:foregroundest")); } else { /* stutter shape needs to be brighter to maintain balance */ set_source_rgba (context, HSV (UIConfiguration::instance ().color ("neutral:midground")).lighter (0.25).color ()); } context->stroke (); break; default: break; } context->set_line_width (1); } void TriggerEntry::render (ArdourCanvas::Rect const& area, Cairo::RefPtr context) const { Rectangle::render (area, context); /* Note that item_to_window() already takes _position into account (as * part of item_to_canvas() */ ArdourCanvas::Rect self (item_to_window (_rect)); const ArdourCanvas::Rect draw = self.intersection (area); if (!draw) { return; } float width = _rect.width (); float height = _rect.height (); const double scale = UIConfiguration::instance ().get_ui_scale (); if (_fill && !_transparent) { setup_fill_context (context); context->rectangle (draw.x0, draw.y0, draw.width (), draw.height ()); context->fill (); } render_children (area, context); if (trigger ()->cue_isolated ()) { /* left shadow */ context->set_identity_matrix (); context->translate (self.x0, self.y0 - 0.5); Cairo::RefPtr l_shadow = Cairo::LinearGradient::create (0, 0, scale * 12, 0); l_shadow->add_color_stop_rgba (0.0, 0.0, 0.0, 0.0, 0.8); l_shadow->add_color_stop_rgba (1.0, 0.0, 0.0, 0.0, 0.0); context->set_source (l_shadow); context->rectangle (0, 0, scale * 12, height); context->fill (); context->set_identity_matrix (); } if (false /*tref.slot == 1*/) { /* drop-shadow at top */ Cairo::RefPtr drop_shadow_pattern = Cairo::LinearGradient::create (0.0, 0.0, 0.0, 6 * scale); drop_shadow_pattern->add_color_stop_rgba (0, 0, 0, 0, 0.7); drop_shadow_pattern->add_color_stop_rgba (1, 0, 0, 0, 0.0); context->set_source (drop_shadow_pattern); context->rectangle (0, 0, width, 6 * scale); context->fill (); } /* launch icon */ { context->set_identity_matrix (); context->translate (self.x0, self.y0 - 0.5); context->translate (0, 0); // left side of the widget draw_launch_icon (context, height, scale); context->set_identity_matrix (); } /* follow-action icon */ if (trigger ()->region () && trigger ()->will_follow ()) { context->set_identity_matrix (); context->translate (self.x0, self.y0 - 0.5); context->translate (width - height, 0); // right side of the widget draw_follow_icon (context, trigger ()->follow_action0 (), height, scale); context->set_identity_matrix (); } } void TriggerEntry::on_trigger_changed (PropertyChange const& change) { if (change.contains (ARDOUR::Properties::name)) { if (trigger ()->region ()) { name_text->set (short_version (trigger ()->name (), 16)); play_button->set_tooltip (_("Launch this clip\nRight-click to select Launch Options for this clip")); } else { name_text->set (""); play_button->set_tooltip (_("Stop other clips on this track.\nRight-click to select Launch Options for this clip")); } } set_widget_colors (); //depending on the state, this might change a color and queue a redraw PropertyChange interesting_stuff; interesting_stuff.add (ARDOUR::Properties::name); interesting_stuff.add (ARDOUR::Properties::color); interesting_stuff.add (ARDOUR::Properties::launch_style); interesting_stuff.add (ARDOUR::Properties::follow_action0); interesting_stuff.add (ARDOUR::Properties::follow_action1); interesting_stuff.add (ARDOUR::Properties::follow_action_probability); interesting_stuff.add (ARDOUR::Properties::follow_count); interesting_stuff.add (ARDOUR::Properties::cue_isolated); interesting_stuff.add (ARDOUR::Properties::running); if (change.contains (interesting_stuff)) { redraw (); } } void TriggerEntry::set_widget_colors (TriggerEntry::EnteredState es) { color_t bg_col = UIConfiguration::instance ().color ("theme:bg"); //alternating darker bands if ((tref.slot / 2) % 2 == 0) { bg_col = HSV (bg_col).darker (0.25).color (); } set_fill_color (bg_col); //child widgets highlight when entered color_t hilite = HSV (bg_col).lighter (0.15).color (); play_button->set_fill_color ((es == PlayEntered) ? hilite : bg_col); play_button->set_outline_color ((es == PlayEntered) ? hilite : bg_col); name_button->set_fill_color ((es == NameEntered) ? hilite : bg_col); name_button->set_outline_color ((es == NameEntered) ? hilite : bg_col); follow_button->set_fill_color ((es == FollowEntered) ? hilite : bg_col); name_text->set_color (trigger ()->color ()); name_text->set_fill_color (UIConfiguration::instance ().color ("neutral:midground")); /*preserve selection border*/ if (PublicEditor::instance ().get_selection ().selected (this)) { name_button->set_outline_color (UIConfiguration::instance ().color ("alert:red")); } /*draw a box around 'queued' trigger*/ if (!trigger ()->active () && trigger ()->box ().currently_playing () == trigger ()) { play_button->set_outline_color (UIConfiguration::instance ().color ("neutral:foreground")); } } void TriggerEntry::ui_parameter_changed (std::string const& p) { if (p == "color-file") { set_widget_colors (); } } bool TriggerEntry::name_button_event (GdkEvent* ev) { switch (ev->type) { case GDK_ENTER_NOTIFY: if (ev->crossing.detail != GDK_NOTIFY_INFERIOR) { set_widget_colors (NameEntered); } break; case GDK_LEAVE_NOTIFY: if (ev->crossing.detail != GDK_NOTIFY_INFERIOR) { set_widget_colors (NoneEntered); } break; case GDK_BUTTON_PRESS: break; case GDK_2BUTTON_PRESS: #if SELECTION_PROPERTIES_BOX_TODO edit_trigger (); #endif return true; case GDK_BUTTON_RELEASE: if (Gtkmm2ext::Keyboard::is_delete_event (&ev->button)) { clear_trigger (); return true; } switch (ev->button.button) { case 3: PublicEditor::instance ().get_selection ().set (this); context_menu (); return true; case 1: PublicEditor::instance ().get_selection ().set (this); return true; default: break; } break; default: break; } return false; } bool TriggerEntry::play_button_event (GdkEvent* ev) { if (!trigger ()->region ()) { /* empty slot; this is just a stop button */ switch (ev->type) { case GDK_BUTTON_PRESS: if (ev->button.button == 1) { if (Keyboard::modifier_state_equals (ev->button.state, Keyboard::PrimaryModifier)) { trigger ()->box ().stop_all_immediately (); } else { trigger ()->box ().stop_all_quantized (); } } break; default: break; } } switch (ev->type) { case GDK_2BUTTON_PRESS: //need to un-grab in a double-click action case GDK_BUTTON_PRESS: switch (ev->button.button) { case 1: if (trigger ()->launch_style () == Trigger::Gate || trigger ()->launch_style () == Trigger::Repeat) { trigger ()->bang (); _grabbed = true; play_button->grab (); } else { trigger ()->bang (); } default: break; } break; case GDK_BUTTON_RELEASE: switch (ev->button.button) { case 1: if (_grabbed) { trigger ()->unbang (); play_button->ungrab (); _grabbed = false; } break; case 3: launch_context_menu (); return true; default: break; } break; case GDK_ENTER_NOTIFY: if (ev->crossing.detail != GDK_NOTIFY_INFERIOR) { set_widget_colors (PlayEntered); } break; case GDK_LEAVE_NOTIFY: if (ev->crossing.detail != GDK_NOTIFY_INFERIOR) { set_widget_colors (NoneEntered); } break; default: break; } return true; } bool TriggerEntry::follow_button_event (GdkEvent* ev) { switch (ev->type) { case GDK_BUTTON_PRESS: return true; //wait for release to show the menu break; case GDK_BUTTON_RELEASE: switch (ev->button.button) { case 1: case 3: follow_context_menu (&ev->button); default: break; } break; case GDK_ENTER_NOTIFY: if (ev->crossing.detail != GDK_NOTIFY_INFERIOR) { set_widget_colors (FollowEntered); } break; case GDK_LEAVE_NOTIFY: if (ev->crossing.detail != GDK_NOTIFY_INFERIOR) { set_widget_colors (NoneEntered); } break; default: break; } return true; } bool TriggerEntry::event (GdkEvent* ev) { if (!trigger ()->region ()) { return false; } switch (ev->type) { case GDK_2BUTTON_PRESS: //need to un-grab in a double-click action case GDK_BUTTON_RELEASE: if(_grabbed) { ungrab(); _grabbed = false; if (ev->type == GDK_BUTTON_RELEASE) { /* Pass event down to child item, as if this item was not grabbed. * This is needed to select item on release. */ name_button->Event (ev); return true; } } break; case GDK_BUTTON_PRESS: if (!_drag_active) { GdkEventButton* bev = (GdkEventButton*)ev; if (bev->button == 1) { _drag_start_x = bev->x; _drag_start_y = bev->y; _grabbed = true; grab(); return true; } else { _drag_start_x = -1; _drag_start_y = -1; } } break; case GDK_MOTION_NOTIFY: if (!_drag_active) { int x, y; Gdk::ModifierType mask; GtkCanvas* gtkcanvas = static_cast (canvas ()); gtkcanvas->get_window ()->get_pointer (x, y, mask); if (mask & GDK_BUTTON1_MASK) { if (gtkcanvas->drag_check_threshold (_drag_start_x, _drag_start_y, x, y)) { _drag_active = true; gtkcanvas->drag_begin (TriggerBoxUI::dnd_src (), Gdk::ACTION_COPY, 1, ev); // -> save a reference to the dragged slot, for use in ::drag_begin ::drag_data_get() return true; } } } break; default: break; } return false; } void TriggerEntry::drag_begin (Glib::RefPtr const& context) { if (!_drag_active) { /* Since the canvas is shared, all TriggerEntry inside * the TriggerBox canvas receive this signal */ return; } //const ArdourCanvas::Rect rect = allocation (); int width = _rect.width (); int height = _rect.height (); GtkCanvas* gtkcanvas = static_cast (canvas ()); Glib::RefPtr pixmap = Gdk::Pixmap::create (gtkcanvas->get_root_window (), width, height); { cairo_t* cr = gdk_cairo_create (Glib::unwrap (pixmap)); Cairo::RefPtr ctx = Cairo::RefPtr (new Cairo::Context (cr, true /* has_reference */)); /* inverse offset, because ::render() translates coordinates itself */ ArdourCanvas::Rect self (item_to_window (_rect)); ctx->translate (-self.x0, -self.y0); /* save context because ::render() calls set_identity_matrix () */ ctx->save (); render (self, ctx); ctx->restore (); /* draw an outline around the drag object, replace red selection border */ ctx->set_identity_matrix (); ctx->rectangle (0, 0, width, height); set_source_rgba (ctx, UIConfiguration::instance ().color ("neutral:foreground")); ctx->set_line_width (1.5); ctx->stroke (); /* ctx leaves scope, cr is destroyed, and pixmap surface is flush()ed */ } std::shared_ptr region = trigger ()->region (); if (region) { PublicEditor::instance ().pbdid_dragged_dt = region->data_type (); } else { PublicEditor::instance ().pbdid_dragged_dt = DataType::NIL; } context->set_icon (pixmap->get_colormap (), pixmap, Glib::RefPtr (NULL), width / 2, height / 2); } void TriggerEntry::drag_end (Glib::RefPtr const&) { if (_drag_active) { PublicEditor::instance ().pbdid_dragged_dt = DataType::NIL; } _drag_active = false; } void TriggerEntry::drag_data_get (Glib::RefPtr const&, Gtk::SelectionData& data, guint, guint) { if (!_drag_active) { /* Since the canvas is shared, all TriggerEntry instances * inside a TriggerBox canvas receive this signal. */ return; } if (data.get_target () == "x-ardour/region.pbdid") { std::shared_ptr region = trigger ()->region (); if (region) { data.set (data.get_target (), region->id ().to_s ()); } } if (data.get_target () == "x-ardour/trigger.pbdid") { data.set (data.get_target (), trigger()->id ().to_s ()); } } /* ***************************************************** */ Glib::RefPtr TriggerBoxUI::_dnd_src; TriggerBoxUI::TriggerBoxUI (ArdourCanvas::Item* parent, TriggerBox& tb) : Rectangle (parent) , _triggerbox (tb) { set_layout_sensitive (true); // why??? set_fill_color (UIConfiguration::instance ().color (X_("theme:bg"))); set_fill (true); build (); _selection_connection = PublicEditor::instance ().get_selection ().TriggersChanged.connect (sigc::mem_fun (*this, &TriggerBoxUI::selection_changed)); /* DnD */ if (!_dnd_src) { std::vector source_table; source_table.push_back (Gtk::TargetEntry ("x-ardour/trigger.pbdid", Gtk::TARGET_SAME_APP)); source_table.push_back (Gtk::TargetEntry ("x-ardour/region.pbdid", Gtk::TARGET_SAME_APP)); _dnd_src = Gtk::TargetList::create (source_table); } std::vector target_table; target_table.push_back (Gtk::TargetEntry ("x-ardour/trigger.pbdid", Gtk::TARGET_SAME_APP)); target_table.push_back (Gtk::TargetEntry ("x-ardour/region.pbdid", Gtk::TARGET_SAME_APP)); target_table.push_back (Gtk::TargetEntry ("text/uri-list")); target_table.push_back (Gtk::TargetEntry ("text/plain")); target_table.push_back (Gtk::TargetEntry ("application/x-rootwin-drop")); GtkCanvas* gtkcanvas = static_cast (canvas ()); assert (gtkcanvas); gtkcanvas->drag_dest_set (target_table); gtkcanvas->signal_drag_motion ().connect (sigc::mem_fun (*this, &TriggerBoxUI::drag_motion)); gtkcanvas->signal_drag_leave ().connect (sigc::mem_fun (*this, &TriggerBoxUI::drag_leave)); gtkcanvas->signal_drag_data_received ().connect (sigc::mem_fun (*this, &TriggerBoxUI::drag_data_received)); } TriggerBoxUI::~TriggerBoxUI () { /* sigc connection's are not scoped (i.e. they do not disconnect the functor from the signal when they are destroyed). */ _selection_connection.disconnect (); } void TriggerBoxUI::selection_changed () { for (auto& slot : _slots) { slot->selection_change (); } } void TriggerBoxUI::build () { TriggerPtr t; uint64_t n = 0; // clear_items (true); _slots.clear (); while (true) { t = _triggerbox.trigger (n); if (!t) { break; } TriggerEntry* te = new TriggerEntry (this, TriggerReference (_triggerbox, n)); _slots.push_back (te); ++n; } } void TriggerBoxUI::_size_allocate (ArdourCanvas::Rect const& alloc) { Rectangle::_size_allocate (alloc); const float width = alloc.width (); const float height = alloc.height (); const float slot_h = height / TriggerBox::default_triggers_per_box; // TODO float ypos = 0; for (auto& slot : _slots) { slot->size_allocate (ArdourCanvas::Rect (0, 0, width, slot_h)); slot->set_position (Duple (0, ypos)); ypos += slot_h; slot->show (); } } uint64_t TriggerBoxUI::slot_at_y (int y) const { uint64_t n = 0; for (auto& slot : _slots) { if (slot->height () < y) { ++n; y -= slot->height (); } } return n; } bool TriggerBoxUI::drag_motion (Glib::RefPtr const& context, int, int y, guint time) { bool can_drop = true; GtkCanvas* gtkcanvas = static_cast (canvas ()); std::string target = gtkcanvas->drag_dest_find_target (context, gtkcanvas->drag_dest_get_target_list ()); if ((target == "x-ardour/region.pbdid") || (target == "x-ardour/trigger.pbdid")) { can_drop = PublicEditor::instance ().pbdid_dragged_dt == _triggerbox.data_type (); } uint64_t n = slot_at_y (y); if (n >= _slots.size ()) { assert (0); can_drop = false; } if (can_drop) { context->drag_status (Gdk::ACTION_COPY, time); /* prelight */ GdkEventCrossing ev; ev.detail = GDK_NOTIFY_ANCESTOR; for (size_t i = 0; i < _slots.size (); ++i) { ev.type = (i == n) ? GDK_ENTER_NOTIFY : GDK_LEAVE_NOTIFY; _slots[i]->name_button_event ((GdkEvent*)&ev); } return true; } else { context->drag_status (Gdk::DragAction (0), time); return false; } } void TriggerBoxUI::drag_leave (Glib::RefPtr const&, guint) { GdkEventCrossing ev; ev.type = GDK_LEAVE_NOTIFY; ev.detail = GDK_NOTIFY_ANCESTOR; for (size_t i = 0; i < _slots.size (); ++i) { _slots[i]->name_button_event ((GdkEvent*)&ev); } } void TriggerBoxUI::drag_data_received (Glib::RefPtr const& context, int /*x*/, int y, Gtk::SelectionData const& data, guint /*info*/, guint time) { uint64_t n = slot_at_y (y); if (n >= _slots.size ()) { context->drag_finish (false, false, time); return; } if (data.get_target () == "x-ardour/region.pbdid") { PBD::ID rid (data.get_data_as_string ()); std::shared_ptr region = RegionFactory::region_by_id (rid); if (region) { _triggerbox.set_from_selection (n, region); context->drag_finish (true, false, time); } else { context->drag_finish (false, false, time); } return; } if (data.get_target () == "x-ardour/trigger.pbdid") { PBD::ID tid (data.get_data_as_string ()); std::shared_ptr source = _triggerbox.session().trigger_by_id (tid); if (source) { Trigger::UIState *state = new Trigger::UIState(); source->get_ui_state(*state); std::shared_ptr state_p (state); _triggerbox.enqueue_trigger_state_for_region(source->region(), state_p); _triggerbox.set_from_selection (n, source->region()); context->drag_finish (true, false, time); } else { context->drag_finish (false, false, time); } return; } std::vector paths; if (ARDOUR_UI_UTILS::convert_drop_to_paths (paths, data)) { for (std::vector::iterator s = paths.begin (); s != paths.end (); ++s) { /* this will do nothing if n is too large */ _triggerbox.set_from_path (n, *s); #if 1 /* assume drop from sidebar -- TODO use a special data.get_target() ? */ ARDOUR_UI_UTILS::copy_patch_changes (_triggerbox.session().the_auditioner (), _triggerbox.trigger (n)); #endif ++n; } } context->drag_finish (true, false, time); } /* ********************************************** */ TriggerBoxWidget::TriggerBoxWidget (float w, float h) : FittedCanvasWidget (w, h) , ui (0) { set_background_color (UIConfiguration::instance ().color (X_("theme:bg"))); } void TriggerBoxWidget::set_triggerbox (TriggerBox* tb) { if (ui) { root ()->remove (ui); delete ui; ui = 0; } if (!tb) { return; } ui = new TriggerBoxUI (root (), *tb); repeat_size_allocation (); }