Add game over state

GameBoard.gd

@@ -3,6 +3,7 @@ extends Node2D
 
 signal score_changed(new_score)
 signal new_next_shape(next_shape_scene)
+signal game_over
 
 var shapes = [
 	preload("res://Shapes/ShapeI.tscn"),
@@ -35,6 +36,8 @@ const LINE_CLEAR_SCORES = [
 
 
 func _ready():
+	randomize()
+	
 	# Swipe input
 	$SwipeHandler.connect("swipe_up", self, "rotate_shape")
 	$SwipeHandler.connect("swipe_left", self, "move_left")
@@ -64,6 +67,9 @@ func get_random_shape():
 
 
 func update_board():
+	if player_lost():
+		game_over()
+	
 	if can_active_move_down():
 		move_active_down()
 	else:
@@ -73,6 +79,11 @@ func update_board():
 		update_active_shape()
 
 
+func game_over():
+	$GravityTimer.stop()
+	emit_signal("game_over")
+
+
 func move_active_down():
 	active_shape.position.y += RASTER_SIZE
 
@@ -89,6 +100,11 @@ func can_active_move_right():
 	return _can_active_move_towards(Vector2(RASTER_SIZE, 0.0))
 
 
+func player_lost():
+	# The player lost if the active shape is within another shape, so it "cannot move towards itself"
+	return not _can_active_move_towards(Vector2.ZERO)
+
+
 func _can_active_move_towards(diff: Vector2):
 	for block in active_shape.get_blocks():
 		var new_x = block.global_position.x + diff.x

Main.gd

@@ -6,3 +6,9 @@ func _ready():
 	
 	$GameBoard.connect("score_changed", $UI, "update_score")
 	$GameBoard.connect("new_next_shape", $UI, "set_next_shape")
+	$GameBoard.connect("game_over", $UI, "on_game_over")
+	$UI/GameOverUI/VBoxContainer/RestartButton.connect("pressed", self, "reload")
+
+
+func reload():
+	get_tree().reload_current_scene()

Main.tscn

@@ -1,13 +1,9 @@
-[gd_scene load_steps=6 format=2]
+[gd_scene load_steps=5 format=2]
 
 [ext_resource path="res://GameBoard.tscn" type="PackedScene" id=1]
 [ext_resource path="res://UI.gd" type="Script" id=2]
 [ext_resource path="res://Main.gd" type="Script" id=3]
-[ext_resource path="res://Resources/Kenney Future.ttf" type="DynamicFontData" id=4]
-
-[sub_resource type="DynamicFont" id=1]
-size = 128
-font_data = ExtResource( 4 )
+[ext_resource path="res://Resources/UITextLarge.tres" type="DynamicFont" id=4]
 
 [node name="Main" type="Node"]
 script = ExtResource( 3 )
@@ -38,7 +34,7 @@ margin_bottom = 150.0
 margin_top = 3.0
 margin_right = 107.0
 margin_bottom = 147.0
-custom_fonts/font = SubResource( 1 )
+custom_fonts/font = ExtResource( 4 )
 text = "0"
 
 [node name="Spacer" type="Control" parent="UI/VBoxContainer/HBoxContainer"]
@@ -57,3 +53,30 @@ rect_min_size = Vector2( 150, 150 )
 [node name="Origin" type="Node2D" parent="UI/VBoxContainer/HBoxContainer/NextShape"]
 position = Vector2( 67, 100 )
 scale = Vector2( 0.5, 0.5 )
+
+[node name="GameOverUI" type="CenterContainer" parent="UI"]
+visible = false
+anchor_right = 1.0
+anchor_bottom = 1.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="VBoxContainer" type="VBoxContainer" parent="UI/GameOverUI"]
+margin_left = 42.0
+margin_top = 811.0
+margin_right = 1037.0
+margin_bottom = 1109.0
+
+[node name="GameOverText" type="Label" parent="UI/GameOverUI/VBoxContainer"]
+margin_right = 995.0
+margin_bottom = 144.0
+custom_fonts/font = ExtResource( 4 )
+text = "Game Over!"
+
+[node name="RestartButton" type="Button" parent="UI/GameOverUI/VBoxContainer"]
+margin_top = 148.0
+margin_right = 995.0
+margin_bottom = 298.0
+custom_fonts/font = ExtResource( 4 )
+text = "Restart"

Resources/UITextLarge.tres

@@ -0,0 +1,7 @@
+[gd_resource type="DynamicFont" load_steps=2 format=2]
+
+[ext_resource path="res://Resources/Kenney Future.ttf" type="DynamicFontData" id=1]
+
+[resource]
+size = 128
+font_data = ExtResource( 1 )

UI.gd

@@ -16,6 +16,10 @@ func set_next_shape(shape_scene):
 	$VBoxContainer/HBoxContainer/NextShape/Origin.add_child(shape_scene.instance())
 
 
+func on_game_over():
+	$GameOverUI.visible = true
+
+
 # Resizes the UI to accomodate for notches, rounded corners, etc on mobile
 # Adapted from https://github.com/godotengine/godot/issues/49887
 func _set_safe_area():