Godot 첫 실습 — 20초 표적 게임을 만들고 Android APK로 내보내기

config_version=5

[application]
config/name="Tap Lab"
run/main_scene="res://main.tscn"

[display]
window/size/viewport_width=480
window/size/viewport_height=800
window/size/window_width_override=480
window/size/window_height_override=800
window/stretch/mode="canvas_items"
window/handheld/orientation=1

[rendering]
renderer/rendering_method="gl_compatibility"
textures/vram_compression/import_etc2_astc=true
environment/defaults/default_clear_color=Color(0.95, 0.96, 0.92, 1)

extends Control

const ROUND_MS := 20000
const TARGET_SIZE := 76.0
var score := 0
var deadline := 0
var playing := false
var hud: Label
var message: Label
var arena: Control
var target: Button
var start: Button
var rng := RandomNumberGenerator.new()

func _ready() -> void:
	theme = Theme.new()
	theme.default_font = preload("res://NotoSansKR-Regular.ttf")
	theme.default_font_size = 20
	add_theme_color_override("font_color", Color("233a32"))
	var margin := MarginContainer.new()
	margin.set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
	for side in ["left", "right", "top", "bottom"]:
		margin.add_theme_constant_override("margin_" + side, 24)
	add_child(margin)
	var column := VBoxContainer.new()
	column.add_theme_constant_override("separation", 18)
	margin.add_child(column)
	var title := make_label("20초 표적 찾기", 32)
	column.add_child(title)
	column.add_child(make_label("주황 표적을 눌러 점수를 모으세요.", 19))
	hud = make_label("점수 0   ·   남은 시간 20.0초", 22)
	column.add_child(hud)
	arena = Control.new()
	arena.name = "Arena"
	arena.size_flags_vertical = Control.SIZE_EXPAND_FILL
	arena.custom_minimum_size = Vector2(0, 200)
	column.add_child(arena)
	var board := ColorRect.new()
	board.color = Color("e0e9dd")
	board.mouse_filter = Control.MOUSE_FILTER_IGNORE
	board.set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
	arena.add_child(board)
	target = Button.new()
	target.name = "Target"
	target.text = "+1"
	target.size = Vector2.ONE * TARGET_SIZE
	target.focus_mode = Control.FOCUS_NONE
	var style := StyleBoxFlat.new()
	style.bg_color = Color("ed8c46")
	style.set_corner_radius_all(38)
	for state in ["normal", "hover", "pressed", "disabled"]:
		target.add_theme_stylebox_override(state, style)
	target.add_theme_color_override("font_color", Color("233a32"))
	arena.add_child(target)
	target.hide()
	# One pressed signal handles mouse and touch; no second input handler.
	target.pressed.connect(hit)
	arena.resized.connect(keep_inside)
	message = make_label("시작을 누르면 20초 동안 진행합니다.", 19)
	column.add_child(message)
	start = Button.new()
	start.name = "Start"
	start.text = "게임 시작"
	start.custom_minimum_size.y = 60
	start.add_theme_color_override("font_color", Color("ffffff"))
	var button_style := StyleBoxFlat.new()
	button_style.bg_color = Color("385b48")
	button_style.set_corner_radius_all(12)
	start.add_theme_stylebox_override("normal", button_style)
	column.add_child(start)
	start.pressed.connect(begin)
	rng.randomize()

func make_label(text_value: String, font_size: int) -> Label:
	var label := Label.new()
	label.text = text_value
	label.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
	label.add_theme_font_size_override("font_size", font_size)
	label.add_theme_color_override("font_color", Color("233a32"))
	return label

func begin() -> void:
	if playing:
		return
	score = 0
	deadline = Time.get_ticks_msec() + ROUND_MS
	playing = true
	start.disabled = true
	message.text = "빈 곳을 눌러도 점수는 바뀌지 않습니다."
	target.show()
	move_target()
	refresh()

func hit() -> void:
	if not playing:
		return
	if Time.get_ticks_msec() >= deadline:
		finish()
		return
	score += 1
	move_target()
	refresh()

func move_target() -> void:
	var available := (arena.size - target.size).max(Vector2.ZERO)
	target.position = Vector2(rng.randf_range(0, available.x), rng.randf_range(0, available.y))

func keep_inside() -> void:
	if is_instance_valid(target):
		target.position = target.position.clamp(Vector2.ZERO, (arena.size - target.size).max(Vector2.ZERO))

func _process(_delta: float) -> void:
	if playing:
		if Time.get_ticks_msec() >= deadline:
			finish()
		else:
			refresh()

func refresh() -> void:
	var remaining := maxf(0.0, (deadline - Time.get_ticks_msec()) / 1000.0)
	hud.text = "점수 %d   ·   남은 시간 %.1f초" % [score, remaining]

func finish() -> void:
	playing = false
	target.hide()
	start.disabled = false
	start.text = "다시 시작"
	hud.text = "최종 점수 %d   ·   남은 시간 0.0초" % score
	message.text = "끝났습니다! 다시 시작하면 점수가 0이 됩니다."