From 6fc4ab87dea837c733216223d75b49f4adfafa21 Mon Sep 17 00:00:00 2001
From: Ben Loftis <ben@harrisonconsoles.com>
Date: Tue, 1 Feb 2022 10:13:04 -0600
Subject: [PATCH] trigger_ui: MIDI trigger strips have a centered note-icon

---
 gtk2_ardour/trigger_master.cc | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/gtk2_ardour/trigger_master.cc b/gtk2_ardour/trigger_master.cc
index da2d440844..e9780bbccb 100644
--- a/gtk2_ardour/trigger_master.cc
+++ b/gtk2_ardour/trigger_master.cc
@@ -175,6 +175,7 @@ TriggerMaster::render (ArdourCanvas::Rect const& area, Cairo::RefPtr<Cairo::Cont
 	}
 
 	float width  = _rect.width ();
+	float height = _rect.height ();
 
 	const double scale = UIConfiguration::instance ().get_ui_scale ();
 
@@ -186,6 +187,19 @@ TriggerMaster::render (ArdourCanvas::Rect const& area, Cairo::RefPtr<Cairo::Cont
 
 	render_children (area, context);
 
+	/* MIDI triggers get a 'note' symbol */
+	if (_triggerbox && _triggerbox->data_type () == ARDOUR::DataType::MIDI) {
+		Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create (context);
+		layout->set_font_description (UIConfiguration::instance ().get_BigBoldMonospaceFont ());
+		layout->set_text ("\u266b");
+		int tw, th;
+		layout->get_pixel_size (tw, th);
+		context->move_to (width / 2, height / 2);
+		context->rel_move_to (-tw / 2, -th / 2);
+		Gtkmm2ext::set_source_rgba (context, UIConfiguration::instance ().color ("neutral:foreground"));
+		layout->show_in_cairo_context (context);
+	}
+
 	if (true) {
 		/* drop-shadow at top */
 		Cairo::RefPtr<Cairo::LinearGradient> drop_shadow_pattern = Cairo::LinearGradient::create (0.0, 0.0, 0.0, 6 * scale);