Initial commit

project/source/GameKit.gd

@@ -0,0 +1,15 @@
+extends Node
+
+const NOT_IMPLEMENTED = "This feature is not implemented"
+
+func is_game_paused(is_paused):
+	if is_paused == true:
+		get_tree().paused = true
+	else:
+		get_tree().paused = false
+
+func switch_scenes(is_mode):
+	if is_mode == "title":
+		get_tree().change_scene_to_file("res://scenes/TitleScn.tscn")
+	elif is_mode == "game":
+		get_tree().change_scene_to_file("res://scenes/GameScn.tscn")

project/source/GameScn.gd

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+extends Node
+
+func _process(delta):
+	if Input.is_action_pressed("ui_pause"):
+		GameKit.is_game_paused(true)
+		$PauseScn/PauseWin.move_to_center();
+		$PauseScn/PauseWin.show()

project/source/PauseScn.gd

@@ -0,0 +1,15 @@
+extends Control
+
+func _resume_game() -> void:
+	$PauseWin.hide()
+	GameKit.is_game_paused(false)
+
+func _on_resume_btn_pressed() -> void:
+	_resume_game()
+
+func _on_exit_btn_pressed() -> void:
+	GameKit.is_game_paused(false)
+	GameKit.switch_scenes("title")
+
+func _on_pause_win_close_requested() -> void:
+	_resume_game()

project/source/TitleScn.gd

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+extends Node
+
+func _on_PlayBtn_pressed():
+	GameKit.switch_scenes("game")