Adds rules to main menu

Scenes/main_menu.tscn

@@ -1,9 +1,14 @@
-[gd_scene load_steps=10 format=3 uid="uid://bu5cwjawsnb1q"]
+[gd_scene load_steps=17 format=3 uid="uid://bu5cwjawsnb1q"]
 
 [ext_resource type="Script" uid="uid://bomw4j2mmerry" path="res://Scripts/main_menu.gd" id="1_28flt"]
 [ext_resource type="Texture2D" uid="uid://dxdtqv4do4x31" path="res://Sprites/background.png" id="2_48xlc"]
 [ext_resource type="Texture2D" uid="uid://c6kno4vjbvu28" path="res://Sprites/ouroboros.png" id="3_ce3w2"]
 [ext_resource type="Script" uid="uid://dp3dc6g76g8wq" path="res://Scripts/menu_ouroboros.gd" id="4_n45e2"]
+[ext_resource type="Texture2D" uid="uid://bbutodjdye61j" path="res://Sprites/cherry.png" id="5_trj04"]
+[ext_resource type="FontFile" uid="uid://cupgp2iqxdun5" path="res://Fonts/Kings-Regular.ttf" id="6_16hvj"]
+[ext_resource type="Texture2D" uid="uid://dr3y3mvyrecxn" path="res://Sprites/lemon.png" id="7_vr1f0"]
+[ext_resource type="Texture2D" uid="uid://csu4d06po6r6x" path="res://Sprites/apple.png" id="8_t1dhk"]
+[ext_resource type="Texture2D" uid="uid://ccqroki031ou" path="res://Sprites/watermelon.png" id="9_5egv6"]
 
 [sub_resource type="LabelSettings" id="LabelSettings_ce3w2"]
 font_size = 160
@@ -25,6 +30,15 @@ font_color = Color(0.545098, 0, 0, 1)
 font_size = 160
 font_color = Color(1, 1, 0, 1)
 
+[sub_resource type="LabelSettings" id="LabelSettings_vtepg"]
+line_spacing = -1.0
+paragraph_spacing = 1.0
+
+[sub_resource type="LabelSettings" id="LabelSettings_8dnnj"]
+font = ExtResource("6_16hvj")
+font_size = 18
+font_color = Color(0, 0, 0, 1)
+
 [node name="MainMenu" type="Control"]
 layout_mode = 3
 anchors_preset = 15
@@ -58,7 +72,12 @@ grow_vertical = 2
 layout_mode = 2
 text = "Start Game"
 
+[node name="Help" type="Button" parent="Buttons"]
+layout_mode = 2
+text = "How to Play"
+
 [node name="Options" type="Button" parent="Buttons"]
+visible = false
 layout_mode = 2
 text = "Options"
 
@@ -145,5 +164,118 @@ offset_bottom = 291.0
 text = "s"
 label_settings = SubResource("LabelSettings_yhxw7")
 
+[node name="HelpPanel" type="Panel" parent="."]
+visible = false
+layout_mode = 1
+anchors_preset = -1
+anchor_left = 0.25
+anchor_top = 0.375
+anchor_right = 0.75
+anchor_bottom = 0.8
+grow_horizontal = 2
+grow_vertical = 2
+
+[node name="Label" type="Label" parent="HelpPanel"]
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+text = "A game of Ouroboros is about creating loops of snakes, called an Ouroboros. The aim is to create as many Ouroboroses as you can. 
+
+To control your snake, you can use, WASD, arrow keys or Vi direction keys.
+
+Eating a fruit does not give you any points, but will increase the length of your snake according the type of fruit as shown below.
+
+
+Each time you achieve an Ouroboros, you get one score and start as a new snake inside the old Ouroboros, making the arena smaller."
+label_settings = SubResource("LabelSettings_vtepg")
+autowrap_mode = 3
+
+[node name="FruitExamples" type="HBoxContainer" parent="HelpPanel"]
+layout_mode = 1
+anchors_preset = -1
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+offset_top = -107.0
+offset_bottom = -60.0
+grow_horizontal = 2
+grow_vertical = 0
+
+[node name="Separator4" type="Control" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+size_flags_horizontal = 3
+
+[node name="TextureRect" type="TextureRect" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+texture = ExtResource("5_trj04")
+stretch_mode = 2
+
+[node name="Label" type="Label" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+text = "=1"
+label_settings = SubResource("LabelSettings_8dnnj")
+
+[node name="Separator" type="Control" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+size_flags_horizontal = 3
+
+[node name="TextureRect2" type="TextureRect" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+texture = ExtResource("7_vr1f0")
+stretch_mode = 2
+
+[node name="Label2" type="Label" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+text = "=3"
+label_settings = SubResource("LabelSettings_8dnnj")
+
+[node name="Separator2" type="Control" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+size_flags_horizontal = 3
+
+[node name="TextureRect3" type="TextureRect" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+texture = ExtResource("8_t1dhk")
+stretch_mode = 2
+
+[node name="Label3" type="Label" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+text = "=5"
+label_settings = SubResource("LabelSettings_8dnnj")
+
+[node name="Separator3" type="Control" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+size_flags_horizontal = 3
+
+[node name="TextureRect4" type="TextureRect" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+texture = ExtResource("9_5egv6")
+stretch_mode = 2
+
+[node name="Label4" type="Label" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+text = "=10"
+label_settings = SubResource("LabelSettings_8dnnj")
+
+[node name="Separator5" type="Control" parent="HelpPanel/FruitExamples"]
+layout_mode = 2
+size_flags_horizontal = 3
+
+[node name="Button" type="Button" parent="HelpPanel"]
+layout_mode = 1
+anchors_preset = -1
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+offset_bottom = 27.0
+grow_horizontal = 2
+grow_vertical = 0
+text = "OK"
+
 [connection signal="pressed" from="Buttons/Start" to="." method="start_game"]
+[connection signal="pressed" from="Buttons/Help" to="." method="show_help"]
 [connection signal="pressed" from="Buttons/Quit" to="." method="quit"]
+[connection signal="pressed" from="HelpPanel/Button" to="." method="hide_help"]

Scripts/main_menu.gd

@@ -2,8 +2,21 @@ extends Control
 
 var main_scene : PackedScene = preload("res://Scenes/main.tscn")
 
+@onready
+var help_panel : Panel = $HelpPanel
+
+func _ready() -> void:
+	if OS.has_feature("web"):
+		$Buttons/Quit.visible = false
+
 func start_game() -> void:
 	get_tree().change_scene_to_packed(main_scene)
 
 func quit() -> void:
 	get_tree().quit(0)
+
+func show_help() -> void:
+	help_panel.visible = true
+
+func hide_help() -> void:
+	help_panel.visible = false