Scenes/credits.gd

@@ -0,0 +1,47 @@
+extends Control
+
+@onready var grid: GridContainer = $Columns
+
+signal main_menu
+
+const CREDIT_LABELS_LINKS := {
+	"Godot Engine" : ["Godot Team : godotengine.org", "https://godotengine.org"],
+	"Ship and Enemies" : ["bart : opengameart.org", "https://opengameart.org/content/i-are-spaceship-16x16-space-sprites"],
+	"Starry Background" : ["Kutejnikov : opengameart.org", "https://opengameart.org/content/space-9"],
+	"Laser Sound" : ["dklon : opengameart.org", "https://opengameart.org/content/laser-fire"],
+	"Explosion Sounds" : ["TeamAlpha : opengameart.org", "https://opengameart.org/content/8-bitnes-explosion-sound-effecs"],
+	"Extra Life Jingle" : ["Mrthenoronha : freesound.org", "https://freesound.org/people/Mrthenoronha/sounds/518306/"]
+}
+
+const LEFT_COL_WIDTH := 300
+const RIGHT_COL_WIDTH := 300
+
+func _ready() -> void:
+	$Back.pressed.connect(_emit_back)
+	
+	# center the grid
+	grid.anchor_left = 0.5
+	grid.anchor_right = 0.5
+	grid.offset_left = int(-(LEFT_COL_WIDTH + RIGHT_COL_WIDTH) / 2.0)
+	grid.offset_right = int((LEFT_COL_WIDTH + RIGHT_COL_WIDTH) / 2.0)
+
+	for btn_name in CREDIT_LABELS_LINKS.keys():
+		var display_text = CREDIT_LABELS_LINKS[btn_name][0]
+		var link: String = CREDIT_LABELS_LINKS[btn_name][1]
+
+		var label = Label.new()
+		label.text = btn_name
+		label.horizontal_alignment = HORIZONTAL_ALIGNMENT_RIGHT
+		label.custom_minimum_size.x = LEFT_COL_WIDTH
+		grid.add_child(label)
+
+		var button = Button.new()
+		button.text = display_text
+		button.focus_mode = Control.FOCUS_NONE
+		button.custom_minimum_size.x = RIGHT_COL_WIDTH
+		var link_local := link
+		button.pressed.connect(func(): OS.shell_open(link_local))
+		grid.add_child(button)
+		
+func _emit_back():
+	emit_signal("main_menu")

Scenes/credits.gd.uid

@@ -0,0 +1 @@
+uid://dinqb3ubrx76h

Scenes/credits.tscn

@@ -0,0 +1,58 @@
+[gd_scene load_steps=3 format=3 uid="uid://dylsy7qq16t6e"]
+
+[ext_resource type="Script" uid="uid://dinqb3ubrx76h" path="res://Scenes/credits.gd" id="1_r18jl"]
+
+[sub_resource type="LabelSettings" id="LabelSettings_gryuy"]
+font_size = 36
+
+[node name="Control" type="Control"]
+layout_mode = 3
+anchors_preset = 13
+anchor_left = 0.5
+anchor_right = 0.5
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+script = ExtResource("1_r18jl")
+
+[node name="Title" type="Label" parent="."]
+layout_mode = 1
+anchors_preset = 5
+anchor_left = 0.5
+anchor_right = 0.5
+offset_left = -61.5
+offset_top = 35.0
+offset_right = 61.5
+offset_bottom = 85.0
+grow_horizontal = 2
+text = "Credits"
+label_settings = SubResource("LabelSettings_gryuy")
+
+[node name="Columns" type="GridContainer" parent="."]
+layout_mode = 1
+anchors_preset = 5
+anchor_left = 0.5
+anchor_right = 0.5
+offset_left = -20.0
+offset_top = 100.0
+offset_right = 20.0
+offset_bottom = 140.0
+grow_horizontal = 2
+theme_override_constants/h_separation = 30
+theme_override_constants/v_separation = 5
+columns = 2
+
+[node name="Back" type="Button" parent="."]
+layout_mode = 1
+anchors_preset = 7
+anchor_left = 0.5
+anchor_top = 1.0
+anchor_right = 0.5
+anchor_bottom = 1.0
+offset_left = -50.0
+offset_top = -73.0
+offset_right = 50.0
+offset_bottom = -38.0
+grow_horizontal = 2
+grow_vertical = 0
+text = "Back"

Scenes/game_over.tscn

@@ -59,9 +59,9 @@ layout_mode = 1
 anchors_preset = 5
 anchor_left = 0.5
 anchor_right = 0.5
-offset_left = -46.5
+offset_left = -75.0
-offset_top = 150.0
+offset_top = 155.0
-offset_right = 46.5
+offset_right = 75.0
-offset_bottom = 181.0
+offset_bottom = 190.0
 grow_horizontal = 2
 text = "New Game"

Scenes/main_menu.tscn

@@ -21,8 +21,8 @@ anchors_preset = 13
 anchor_left = 0.5
 anchor_right = 0.5
 anchor_bottom = 1.0
-offset_top = -100.0
+offset_top = -120.0
-offset_bottom = -100.0
+offset_bottom = -120.0
 grow_horizontal = 2
 grow_vertical = 2
 
@@ -44,10 +44,10 @@ layout_mode = 1
 anchors_preset = 5
 anchor_left = 0.5
 anchor_right = 0.5
-offset_left = -46.5
+offset_left = -75.0
-offset_top = 111.0
+offset_top = 105.0
-offset_right = 46.5
+offset_right = 75.0
-offset_bottom = 142.0
+offset_bottom = 140.0
 grow_horizontal = 2
 text = "New Game"
 
@@ -56,9 +56,21 @@ layout_mode = 1
 anchors_preset = 5
 anchor_left = 0.5
 anchor_right = 0.5
-offset_left = -46.5
+offset_left = -75.0
-offset_top = 150.0
+offset_top = 205.0
-offset_right = 46.5
+offset_right = 75.0
-offset_bottom = 181.0
+offset_bottom = 240.0
 grow_horizontal = 2
 text = "Quit"
+
+[node name="Credits" type="Button" parent="Container"]
+layout_mode = 1
+anchors_preset = 5
+anchor_left = 0.5
+anchor_right = 0.5
+offset_left = -75.0
+offset_top = 155.0
+offset_right = 75.0
+offset_bottom = 190.0
+grow_horizontal = 2
+text = "Credits"

Scripts/game.gd

@@ -10,19 +10,17 @@ var player: CharacterBody2D
 var ui: CanvasLayer
 var game_over_ui: Control
 var menu_ui: Control
+var credits_ui: Control
 var life_icon = preload("res://Scenes/life.tscn")
 var menu_scn = preload("res://Scenes/main_menu.tscn")
+var credits_scn = preload("res://Scenes/credits.tscn")
 var game_over_scn = preload("res://Scenes/game_over.tscn")
 var ship = preload("res://Scenes/ship.tscn")
 var life = preload("res://Sounds/extra_life.wav")
 
 func _ready() -> void:	
-	menu_ui = menu_scn.instantiate()
-	menu_ui.new_game.connect(_new_game)
-	menu_ui.quit_game.connect(_quit_game)
-	
 	await get_tree().process_frame
-	ui.add_child(menu_ui)
+	_main_menu()
 	
 func set_score(amount: int):
 	score = amount
@@ -84,5 +82,23 @@ func _new_game():
 	
 	get_tree().current_scene.add_child(player)
 	
+func _credits():
+	if menu_ui:
+		menu_ui.queue_free()
+		
+	credits_ui = credits_scn.instantiate()
+	credits_ui.connect("main_menu", _main_menu)
+	ui.add_child(credits_ui)
+	
+func _main_menu():
+	if credits_ui:
+		credits_ui.queue_free()
+		
+	menu_ui = menu_scn.instantiate()
+	menu_ui.new_game.connect(_new_game)
+	menu_ui.credits.connect(_credits)
+	menu_ui.quit_game.connect(_quit_game)
+	ui.add_child(menu_ui)
+	
 func _quit_game():
 	get_tree().quit()

Scripts/main_menu.gd

@@ -1,14 +1,16 @@
 extends Control
 
 signal new_game
+signal credits
 signal quit_game
 
-func _ready():
+func _ready() -> void:
-	$"Container/New Game".pressed.connect(_emit_new)
+	var buttons = {
-	$Container/Quit.pressed.connect(_emit_quit)
+		"New Game": "new_game",
+		"Credits": "credits",
+		"Quit": "quit_game",
+	}
 
-func _emit_new():
+	for btn_name in buttons.keys():
-	emit_signal("new_game")
+		var btn = $Container.get_node(btn_name)
-	
+		btn.pressed.connect(func(): emit_signal(buttons[btn_name]))
-func _emit_quit():
-	emit_signal("quit_game")

Scripts/ship.gd

@@ -74,7 +74,7 @@ func _physics_process(delta: float) -> void:
 		last_shot = 0.0
 
 func die():
-	position = get_viewport_rect().size / 2
+	position = get_viewport_rect().size 
 	speed = Vector2(0, 0)
 	inv_time = 3.0