Allowing for camera movement and moving camera functions out of conway.gd

project.godot

@@ -51,3 +51,27 @@ Menu={
 "events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":82,"key_label":0,"unicode":114,"echo":false,"script":null)
 ]
 }
+Left={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":65,"key_label":0,"unicode":97,"echo":false,"script":null)
+, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194319,"key_label":0,"unicode":0,"echo":false,"script":null)
+]
+}
+Right={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":68,"key_label":0,"unicode":100,"echo":false,"script":null)
+, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194321,"key_label":0,"unicode":0,"echo":false,"script":null)
+]
+}
+Forward={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":87,"key_label":0,"unicode":119,"echo":false,"script":null)
+, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194320,"key_label":0,"unicode":0,"echo":false,"script":null)
+]
+}
+Backward={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":83,"key_label":0,"unicode":115,"echo":false,"script":null)
+, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194322,"key_label":0,"unicode":0,"echo":false,"script":null)
+]
+}

scenes/camera_view.gd

@@ -0,0 +1,30 @@
+extends Node2D
+
+@export var zoom_increment: Vector2 = Vector2(0.1, 0.1)
+@export var move_speed: int = 250
+
+var mouse: Vector2 = Vector2.ZERO
+
+@onready var camera: Camera2D = $Camera2D
+
+
+func _process(delta: float) -> void:
+	var input_dir := Input.get_vector("Left", "Right", "Forward", "Backward")
+	var velocity_y = input_dir.y * move_speed * delta
+	var velocity_x = input_dir.x * move_speed * delta
+
+	position += Vector2(velocity_x, velocity_y)
+
+	mouse = Vector2()
+
+func _unhandled_input(event: InputEvent) -> void:
+	if event.is_action_pressed("Zoom In"):
+		camera.zoom += zoom_increment
+	if event.is_action_pressed("Zoom Out"):
+		camera.zoom -= zoom_increment
+	if event.is_action_pressed("Reset Zoom"):
+		camera.zoom = Vector2.ONE
+
+
+func update_position(pos: Vector2) -> void:
+	camera.position = pos

scenes/conway.gd

@@ -29,7 +29,7 @@ enum CellStates {
 @onready var messages_label: Label = $UI/Messages/Label
 
 ## Other
-@onready var camera: Camera2D = $Camera2D
+@onready var camera: Node2D = $CameraView
 @onready var generation_timer: Timer = $GenerationTimer
 
 @export var world_seed: int ## The seed utilized for generation of the world
@@ -37,8 +37,6 @@ enum CellStates {
 @export var cell_texture: Texture2D ## Testure for each cell
 @export var world_size: Vector2 = Vector2(32, 32) ## The size of the world
 
-@export var zoom_increment: Vector2 = Vector2(0.1, 0.1)
-
 var cell_instance
 var evolution_is_stalled: bool = false
 var generation: int = 1
@@ -78,13 +76,6 @@ func _input(event: InputEvent) -> void:
 		update_generation_ui()
 		generation_ui.visible = is_paused
 
-	if event.is_action_pressed("Zoom In"):
-		camera.zoom += zoom_increment
-	if event.is_action_pressed("Zoom Out"):
-		camera.zoom -= zoom_increment
-	if event.is_action_pressed("Reset Zoom"):
-		camera.zoom = Vector2.ONE
-
 
 #
 # UI
@@ -115,8 +106,10 @@ func start_conway() -> void:
 	debug_living_cells_counter.text = "Living Cells: %s" % total_living
 
 	# Center the camera on the world
-	camera.position.x = world_size.x * cell_size.x / 2
-	camera.position.y = world_size.y * cell_size.y / 2
+	camera.update_position(Vector2(
+		world_size.x * cell_size.x / 2,
+		world_size.y * cell_size.y / 2
+	))
 
 	if not is_paused: generation_timer.start()
 

scenes/conway.tscn

@@ -1,7 +1,8 @@
-[gd_scene load_steps=4 format=3 uid="uid://d3twfk56sjf2m"]
+[gd_scene load_steps=5 format=3 uid="uid://d3twfk56sjf2m"]
 
 [ext_resource type="Script" path="res://scenes/conway.gd" id="1_1gvb0"]
 [ext_resource type="Texture2D" uid="uid://c2vm5pfsamed4" path="res://assets/icon.svg" id="2_l6fa6"]
+[ext_resource type="Script" path="res://scenes/camera_view.gd" id="3_avkud"]
 [ext_resource type="Texture2D" uid="uid://b8gggrriib8n" path="res://assets/refresh.png" id="4_hmfh6"]
 
 [node name="World" type="Node2D"]
@@ -9,7 +10,10 @@ position = Vector2(-152, 0)
 script = ExtResource("1_1gvb0")
 cell_texture = ExtResource("2_l6fa6")
 
-[node name="Camera2D" type="Camera2D" parent="."]
+[node name="CameraView" type="Node2D" parent="."]
+script = ExtResource("3_avkud")
+
+[node name="Camera2D" type="Camera2D" parent="CameraView"]
 position = Vector2(464, 200)
 
 [node name="GenerationTimer" type="Timer" parent="."]