Make Enemy Class and Make Trash Functional

project.godot

@@ -30,6 +30,7 @@ config/icon="res://icon.png"
 
 Global="*res://src/global.gd"
 Window="*res://src/window.gd"
+EnemyClass="*res://src/scripts/enemy_class.gd"
 
 [display]
 

src/models/enemies/bat/Bat.tscn

@@ -6,7 +6,7 @@
 [sub_resource type="RectangleShape2D" id=1]
 extents = Vector2( 4, 3 )
 
-[node name="Bat" type="KinematicBody2D"]
+[node name="Bat" type="KinematicBody2D" groups=["enemy"]]
 script = ExtResource( 2 )
 
 [node name="Sprite" type="Sprite" parent="."]

src/models/enemies/bat/bat.gd

@@ -1,25 +1,32 @@
-extends KinematicBody2D
+extends EnemyClass
 
 var velocity = Vector2.ZERO
 var speed = 64
 
+onready var player = $"../../Player"
+
+func _ready():
+	hp = 15
+
 func _process(_delta):
-	get_node("Sprite").flip_h = true if $"../Player".global_position.x > self.position.x else false
+	get_node("Sprite").flip_h = true if player.global_position.x > self.position.x else false
 
 func _physics_process(_delta):
-	if position.distance_to(Vector2($"../Player".global_position.x, $"../Player".global_position.y)) > 64:
+	var player_position = player.global_position + Vector2(8, 8)
-		velocity.x = speed * cos(get_angle_to(Vector2($"../Player".global_position.x + 7, $"../Player".global_position.y + 8)))
+	var angle = get_angle_to(player_position)
-		velocity.y = speed * sin(get_angle_to(Vector2($"../Player".global_position.x + 7, $"../Player".global_position.y + 8)))
+	if position.distance_to(player_position) > 64:
+		velocity.x = cos(angle)
+		velocity.y = sin(angle)
 	else:
 		velocity = Vector2.ZERO
 	
-	if abs($"../Player".velocity.x) > 0 and position.distance_to(Vector2($"../Player".global_position.x, $"../Player".global_position.y)) < 64:
+	if abs(player.velocity.x) > 0 and position.distance_to(player_position) < 64:
-		velocity.x = speed * cos(get_angle_to(Vector2($"../Player".global_position.x + 8, $"../Player".global_position.y + 8)) + 180)
+		velocity.x = cos(angle + 180)
-		velocity.y = speed * sin(get_angle_to(Vector2($"../Player".global_position.x + 8, $"../Player".global_position.y + 8)) + 180)
+		velocity.y = sin(angle + 180)
-	
-	if position.distance_to(Vector2($"../Player".global_position.x, $"../Player".global_position.y)) < 48:
-		velocity.x = speed * cos(get_angle_to(Vector2($"../Player".global_position.x + 8, $"../Player".global_position.y + 8)) + 180)
-		velocity.y = speed * sin(get_angle_to(Vector2($"../Player".global_position.x + 8, $"../Player".global_position.y + 8)) + 180)
 	
+	if position.distance_to(player_position) < 48:
+		velocity.x = cos(angle + 180)
+		velocity.y = sin(angle + 180)
 	
+	velocity *= speed * speed_multiplier
 	move_and_slide(velocity)

src/models/enemies/trash_can/drop/TrashDrop.tscn

@@ -6,7 +6,8 @@
 [sub_resource type="RectangleShape2D" id=1]
 extents = Vector2( 4, 4 )
 
-[node name="TrashDrop" type="StaticBody2D"]
+[node name="TrashDrop" type="StaticBody2D" groups=["trash_drop"]]
+z_index = -1
 script = ExtResource( 2 )
 
 [node name="Sprite" type="Sprite" parent="."]

src/models/player/Player.tscn

@@ -9,7 +9,7 @@ extents = Vector2( 4, 5.5 )
 [sub_resource type="RectangleShape2D" id=2]
 extents = Vector2( 7, 11 )
 
-[node name="Player" type="KinematicBody2D"]
+[node name="Player" type="KinematicBody2D" groups=["player"]]
 script = ExtResource( 2 )
 
 [node name="Sprite" type="Sprite" parent="."]
@@ -25,3 +25,6 @@ shape = SubResource( 1 )
 [node name="CollisionShape2D" type="CollisionShape2D" parent="EnemyCollision"]
 position = Vector2( 12, 12 )
 shape = SubResource( 2 )
+
+[connection signal="area_entered" from="EnemyCollision" to="." method="area_entered"]
+[connection signal="area_exited" from="EnemyCollision" to="." method="area_exited"]

src/models/player/player.gd

@@ -1,12 +1,26 @@
 extends KinematicBody2D
 
 var velocity = Vector2.ZERO
+var speed_multiplier = 1
 var speed = 100
 
 func get_input():
 	var input_direction = Input.get_vector("left", "right", "up", "down")
 	velocity = input_direction * speed
 
+func area_entered(area):
+	if area.get_parent().is_in_group("trash_drop"):
+		speed_multiplier = 0.5
+
+func area_exited(area):
+	# Check if __all__ the drops exited
+	var exited = true
+	for area in $EnemyCollision.get_overlapping_areas():
+		if area.get_parent().is_in_group("trash_drop"):
+			exited = false
+	if exited: 
+		speed_multiplier = 1
+
 func _physics_process(_delta):
 	get_input()
-	velocity = move_and_slide(velocity)
+	velocity = move_and_slide(velocity * speed_multiplier)

src/scenes/game/Game.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=18 format=2]
+[gd_scene load_steps=19 format=2]
 
 [ext_resource path="res://src/scenes/menu/background/background.png" type="Texture" id=1]
 [ext_resource path="res://src/scenes/game/sprites/background_houses.png" type="Texture" id=2]
@@ -13,6 +13,7 @@
 [ext_resource path="res://src/scenes/game/game.gd" type="Script" id=11]
 [ext_resource path="res://src/scenes/game/sprites/ui_background.png" type="Texture" id=12]
 [ext_resource path="res://src/models/enemies/trash_can/TrashCan.tscn" type="PackedScene" id=13]
+[ext_resource path="res://src/models/enemies/bat/Bat.tscn" type="PackedScene" id=14]
 
 [sub_resource type="RectangleShape2D" id=2]
 extents = Vector2( 10, 60 )
@@ -40,6 +41,7 @@ script = ExtResource( 11 )
 [node name="Background" type="Node2D" parent="View"]
 
 [node name="Stones" type="Sprite" parent="View/Background"]
+z_index = -2
 texture = ExtResource( 1 )
 centered = false
 region_enabled = true
@@ -68,7 +70,12 @@ shape = SubResource( 3 )
 position = Vector2( 160, 109.875 )
 shape = SubResource( 3 )
 
-[node name="TrashCan" parent="View" instance=ExtResource( 13 )]
+[node name="Enemies" type="Node2D" parent="View"]
+
+[node name="TrashCan" parent="View/Enemies" instance=ExtResource( 13 )]
+
+[node name="Bat" parent="View/Enemies" instance=ExtResource( 14 )]
+z_index = 1
 
 [node name="Player" parent="View" instance=ExtResource( 5 )]
 position = Vector2( 46, 42 )

src/scripts/enemy_class.gd

@@ -0,0 +1,20 @@
+extends KinematicBody2D
+
+var hp
+var poisoned = false
+var poisoned_timer = .0
+var speed_multiplier = 1
+var frozen = false
+
+func check_frozen():
+	speed_multiplier = 1
+	if frozen:
+		speed_multiplier = 0.5
+
+func check_poisoned():
+	if poisoned_timer >= 1:
+		hp -= 5
+
+func _physics_process(delta):
+	check_frozen()
+	check_poisoned()