extends Node

const THEME_ROOT := "res://ui/theme/"

const THEME_FONTS_ROOT := "res://ui/theme/fonts/"

const COLOR_TEXT_DEFAULT := Color(0.960784, 0.980392, 0.980392)

const COLOR_TEXT_LOWER_CONTRAST := Color(0.736288, 0.728113, 0.839844)

onready var _theme = preload("res://ui/theme/gdscript_app_theme.tres")

var _font_defaults := {}

func _ready() -> void:

_cache_font_defaults()

var current_profile := UserProfiles.get_profile()

scale_all_font_sizes(current_profile.font_size_scale, false)

set_lower_contrast(current_profile.lower_contrast, false)

set_dyslexia_font(current_profile.dyslexia_font, false)

func _cache_font_defaults() -> void:

_font_defaults.clear()

var fs = Directory.new()

var error = fs.change_dir(THEME_FONTS_ROOT)

if error != OK:

printerr("Failed to open theme fonts directory at '%s': Error code %d" % [THEME_FONTS_ROOT, error])

return

error = fs.list_dir_begin(true, true)

if error != OK:

printerr("Failed to read theme fonts directory at '%s': Error code %d" % [THEME_FONTS_ROOT, error])

return

var current_file := fs.get_next() as String

while not current_file.empty():

if current_file.get_extension() != "tres":

current_file = fs.get_next()

continue

var font_resource = ResourceLoader.load(THEME_FONTS_ROOT.plus_file(current_file)) as DynamicFont

if not font_resource:

current_file = fs.get_next()

continue

_font_defaults[font_resource] = {"size": font_resource.size, "font": font_resource.font_data.font_path}

current_file = fs.get_next()

func scale_all_font_sizes(size_scale: int, and_save: bool = true) -> void:

for font_resource in _font_defaults:

font_resource = font_resource as DynamicFont

if not font_resource:

continue

var default_size = int(_font_defaults[font_resource]["size"])

# Each scale unit equals 2 points of font size.

font_resource.size = default_size + size_scale * 2

if and_save:

var current_profile := UserProfiles.get_profile()

current_profile.font_size_scale = size_scale

current_profile.save()

Events.emit_signal("font_size_scale_changed", size_scale)

func set_lower_contrast(lower_contrast: bool, and_save: bool = true) -> void:

var color := COLOR_TEXT_LOWER_CONTRAST if lower_contrast else COLOR_TEXT_DEFAULT

_theme.set_color("font_color", "Label", color)

_theme.set_color("default_color", "RichTextLabel", color)

if and_save:

var current_profile := UserProfiles.get_profile()

current_profile.lower_contrast = lower_contrast

current_profile.save()

func set_dyslexia_font(dyslexia_font: bool, and_save: bool = true) -> void:

for font_resource in _font_defaults:

font_resource = font_resource as DynamicFont

if not font_resource:

continue

if dyslexia_font:

font_resource.size -= (font_resource.size * 0.25)

if "SourceCodePro" in font_resource.font_data.font_path:

font_resource.font_data = load("res://ui/theme/fonts/OpenDyslexicMono-Regular.otf")

elif "Regular" in font_resource.font_data.font_path:

font_resource.font_data = load("res://ui/theme/fonts/OpenDyslexic-Regular.otf")

elif "Bold" in font_resource.font_data.font_path:

font_resource.font_data = load("res://ui/theme/fonts/OpenDyslexic-Bold.otf")

elif "Italic" in font_resource.font_data.font_path:

font_resource.font_data = load("res://ui/theme/fonts/OpenDyslexic-Italic.otf")

else:

font_resource.font_data = load(_font_defaults[font_resource]["font"])

if and_save:

var current_profile := UserProfiles.get_profile()

current_profile.dyslexia_font = dyslexia_font

current_profile.save()