Added looping path enemies and introduced tool mode.

MovingSpikeEnemy.gd

@@ -0,0 +1,30 @@
+tool
+extends Path2D
+
+enum ANIMATION_TYPE {
+	LOOP,
+	BOUNCE
+}
+
+export(ANIMATION_TYPE) var animation_type setget set_animation_type
+export(int) var speed = 1 setget set_speed
+
+onready var animationPlayer: = $AnimationPlayer
+
+func set_animation_type(value):
+	animation_type = value
+	var ap = find_node("AnimationPlayer")
+	if ap: play_updated_animation(ap)
+
+func set_speed(value):
+	speed = value
+	var ap = find_node("AnimationPlayer")
+	if ap: ap.playback_speed = speed
+
+func _ready():
+	play_updated_animation(animationPlayer)
+
+func play_updated_animation(ap):
+	match animation_type:
+		ANIMATION_TYPE.LOOP: ap.play("MoveAlongPathLoop")
+		ANIMATION_TYPE.BOUNCE: ap.play("MoveAlongPathBounce")

MovingSpikeEnemy.tscn

@@ -0,0 +1,87 @@
+[gd_scene load_steps=9 format=2]
+
+[ext_resource path="res://characters_packed.png" type="Texture" id=1]
+[ext_resource path="res://Hitbox.tscn" type="PackedScene" id=2]
+[ext_resource path="res://MovingSpikeEnemy.gd" type="Script" id=3]
+
+[sub_resource type="Curve2D" id=7]
+_data = {
+"points": PoolVector2Array(  )
+}
+
+[sub_resource type="CircleShape2D" id=2]
+radius = 8.0
+
+[sub_resource type="Animation" id=6]
+resource_name = "MoveAlongPathBounce"
+length = 6.0
+loop = true
+tracks/0/type = "value"
+tracks/0/path = NodePath("PathFollow2D:unit_offset")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/keys = {
+"times": PoolRealArray( 0, 3 ),
+"transitions": PoolRealArray( 1, 1 ),
+"update": 0,
+"values": [ 0.0, 1.0 ]
+}
+
+[sub_resource type="Animation" id=4]
+resource_name = "MoveAlongPathLoop"
+length = 6.0
+loop = true
+tracks/0/type = "value"
+tracks/0/path = NodePath("PathFollow2D:unit_offset")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/keys = {
+"times": PoolRealArray( 0, 6 ),
+"transitions": PoolRealArray( 1, 1 ),
+"update": 0,
+"values": [ 0.0, 1.0 ]
+}
+
+[sub_resource type="Animation" id=5]
+length = 0.001
+tracks/0/type = "value"
+tracks/0/path = NodePath("PathFollow2D:unit_offset")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/keys = {
+"times": PoolRealArray( 0 ),
+"transitions": PoolRealArray( 1 ),
+"update": 0,
+"values": [ 1.0 ]
+}
+
+[node name="MovingSpikeEnemy" type="Path2D"]
+curve = SubResource( 7 )
+script = ExtResource( 3 )
+
+[node name="PathFollow2D" type="PathFollow2D" parent="."]
+rotate = false
+
+[node name="Enemy" type="Node2D" parent="PathFollow2D"]
+
+[node name="Sprite" type="Sprite" parent="PathFollow2D/Enemy"]
+texture = ExtResource( 1 )
+region_enabled = true
+region_rect = Rect2( 192, 0, 24, 24 )
+
+[node name="Hitbox" parent="PathFollow2D/Enemy" instance=ExtResource( 2 )]
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="PathFollow2D/Enemy/Hitbox"]
+shape = SubResource( 2 )
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="."]
+autoplay = "MoveAlongPathLoop"
+anims/MoveAlongPathBounce = SubResource( 6 )
+anims/MoveAlongPathLoop = SubResource( 4 )
+anims/RESET = SubResource( 5 )

World.tscn

@@ -1,11 +1,22 @@
-[gd_scene load_steps=7 format=2]
+[gd_scene load_steps=10 format=2]
 
 [ext_resource path="res://TileMap.tscn" type="PackedScene" id=1]
 [ext_resource path="res://Player.tscn" type="PackedScene" id=2]
 [ext_resource path="res://Spikes.tscn" type="PackedScene" id=3]
 [ext_resource path="res://World.gd" type="Script" id=4]
 [ext_resource path="res://WalkingEnemy.tscn" type="PackedScene" id=5]
 [ext_resource path="res://Ladder.tscn" type="PackedScene" id=6]
+[ext_resource path="res://MovingSpikeEnemy.tscn" type="PackedScene" id=7]
+
+[sub_resource type="Curve2D" id=1]
+_data = {
+"points": PoolVector2Array( 0, 0, 0, 0, -5, -9, 0, 0, 0, 0, 35, -9, 0, 0, 0, 0, 35, -72, 0, 0, 0, 0, -45, -72, 0, 0, 0, 0, -45, -9, 0, 0, 0, 0, -5, -9 )
+}
+
+[sub_resource type="Curve2D" id=2]
+_data = {
+"points": PoolVector2Array( 0, 0, 0, 0, 0, -18, 0, 0, 0, 0, 0, 45 )
+}
 
 [node name="World" type="Node2D"]
 script = ExtResource( 4 )
@@ -46,3 +57,14 @@ position = Vector2( 126, 72 )
 
 [node name="Ladder6" parent="." instance=ExtResource( 6 )]
 position = Vector2( 126, 90 )
+
+[node name="MovingSpikeEnemy" parent="." instance=ExtResource( 7 )]
+position = Vector2( 31.5, 52.7143 )
+scale = Vector2( 0.9, 0.857143 )
+curve = SubResource( 1 )
+
+[node name="MovingSpikeEnemy2" parent="." instance=ExtResource( 7 )]
+position = Vector2( 189, 63 )
+curve = SubResource( 2 )
+animation_type = 1
+speed = 2