custom font (<font>, font-[name])

Scripts/FontManager.gd

@@ -0,0 +1,91 @@
+class_name FontManager
+extends RefCounted
+
+static var loaded_fonts: Dictionary = {}
+static var font_requests: Array = []
+static var refresh_callback: Callable
+
+static func register_font(name: String, src: String, weight: String = "400") -> void:
+	var font_info = {
+		"name": name,
+		"src": src,
+		"weight": weight,
+		"font_resource": null
+	}
+	font_requests.append(font_info)
+
+static func load_all_fonts() -> void:
+	if font_requests.size() == 0:
+		return
+	
+	for font_info in font_requests:
+		load_font(font_info)
+
+
+static func load_font(font_info: Dictionary) -> void:
+	var src = font_info["src"]
+	
+	if src.begins_with("http://") or src.begins_with("https://"):
+		load_web_font(font_info)
+
+static func load_web_font(font_info: Dictionary) -> void:
+	var src = font_info["src"]
+	var name = font_info["name"]
+	
+	var http_request = HTTPRequest.new()
+	var temp_parent = Node.new()
+	Engine.get_main_loop().root.add_child(temp_parent)
+	temp_parent.add_child(http_request)
+	
+	http_request.timeout = 30.0
+	
+	http_request.request_completed.connect(func(result: int, response_code: int, headers: PackedStringArray, body: PackedByteArray):
+		if response_code == 200:
+
+			if body.size() > 0:
+				var font = FontFile.new()
+				font.data = body
+				font_info["font_resource"] = font
+				loaded_fonts[name] = font
+				
+				# Trigger font refresh if callback is available
+				if refresh_callback.is_valid():
+					refresh_callback.call(name)
+			else:
+				print("FontManager: Empty font data received for ", name)
+		else:
+			print("FontManager: Failed to load font ", name, " - HTTP ", response_code)
+		
+		if is_instance_valid(temp_parent):
+			temp_parent.queue_free()
+	)
+	
+	http_request.request(src)
+
+static func get_font(family_name: String) -> Font:
+	if family_name == "sans-serif":
+		var sys_font = SystemFont.new()
+		sys_font.font_names = ["sans-serif"]
+		return sys_font
+	elif family_name == "serif":
+		var sys_font = SystemFont.new()
+		sys_font.font_names = ["serif"]
+		return sys_font
+	elif family_name == "monospace":
+		var sys_font = SystemFont.new()
+		sys_font.font_names = ["monospace"]
+		return sys_font
+	elif loaded_fonts.has(family_name):
+		return loaded_fonts[family_name]
+	else:
+		# Fallback to system font
+		var sys_font = SystemFont.new()
+		sys_font.font_names = [family_name]
+		return sys_font
+
+static func clear_fonts() -> void:
+	loaded_fonts.clear()
+	font_requests.clear()
+
+static func set_refresh_callback(callback: Callable) -> void:
+	refresh_callback = callback