Fix keyboard repeated bug, add background

scenes/Omnichord.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=13 format=3 uid="uid://b4fgp0mhbgkfw"]
+[gd_scene load_steps=15 format=3 uid="uid://b4fgp0mhbgkfw"]
 
 [ext_resource type="Script" path="res://scripts/StopController.gd" id="1_5jtep"]
 [ext_resource type="FontFile" uid="uid://bm75cyco0ymhp" path="res://fonts/Roboto_Mono/static/RobotoMono-Medium.ttf" id="1_e5fk4"]
@@ -12,17 +12,24 @@
 [ext_resource type="Script" path="res://scripts/ChordController.gd" id="4_xrjq4"]
 [ext_resource type="Script" path="res://scripts/NoteController.gd" id="5_x2vij"]
 
+[sub_resource type="Gradient" id="Gradient_kdyyq"]
+offsets = PackedFloat32Array(0)
+colors = PackedColorArray(0.2, 0.2, 0.2, 1)
+
+[sub_resource type="GradientTexture1D" id="GradientTexture1D_plal4"]
+gradient = SubResource("Gradient_kdyyq")
+
 [sub_resource type="Theme" id="Theme_uc44k"]
 default_font = ExtResource("1_e5fk4")
 
-[node name="Control" type="Control"]
-layout_mode = 3
+[node name="Control" type="TextureRect"]
 anchors_preset = 15
 anchor_right = 1.0
 anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 size_flags_horizontal = 0
+texture = SubResource("GradientTexture1D_plal4")
 
 [node name="ChordPlayer" type="AudioStreamPlayer" parent="."]
 

scripts/Global.gd

@@ -1,10 +1,16 @@
 extends Node
 
+@warning_ignore("unused_signal")
 signal chord_changed(chord: String)
+@warning_ignore("unused_signal")
 signal loop_changed(state: bool)
 
+@warning_ignore("unused_signal")
 signal note_volume(vol: float)
+@warning_ignore("unused_signal")
 signal chord_volume(vol: float)
+@warning_ignore("unused_signal")
 signal rhythm_volume(vol: float)
 
+@warning_ignore("unused_signal")
 signal rhythm_tempo(tempo: float)

scripts/KeyboardController.gd

@@ -1,7 +1,9 @@
 extends Node
 
 func _input(event):
-	if event is InputEventKey and event.pressed:
+	if event is InputEventKey and event.is_pressed():
+		if event.is_echo():
+			return
 		# Major (Top Row)
 		if event.keycode == KEY_Q:
 			$"Buttons/Chords/eb".button_pressed()