keebie/scripts/layouts/layout_kle.gd

170 lines
3.7 KiB
GDScript

class_name LayoutKLE extends AbstractLayout
const LABEL_TO_KEYCODE_MAP: Dictionary[String, Key] = {
"`": KEY_QUOTELEFT,
"-": KEY_MINUS,
"=": KEY_EQUAL,
"[": KEY_BRACKETLEFT,
"]": KEY_BRACKETRIGHT,
"\\": KEY_BACKSLASH,
";": KEY_SEMICOLON,
"'": KEY_APOSTROPHE,
",": KEY_COMMA,
".": KEY_PERIOD,
"/": KEY_SLASH,
"Esc": KEY_ESCAPE,
"Back Space": KEY_BACKSPACE,
"Caps Lock": KEY_CAPSLOCK,
"Win": KEY_META,
"PrtSc": KEY_PRINT,
"Scroll Lock": KEY_SCROLLLOCK,
"PgUp": KEY_PAGEUP,
"PgDn": KEY_PAGEDOWN,
"Num Lock": KEY_NUMLOCK,
"*": KEY_KP_MULTIPLY,
"+": KEY_KP_ADD,
"Del": KEY_KP_PERIOD,
"": KEY_UP,
"": KEY_LEFT,
"": KEY_DOWN,
"": KEY_RIGHT,
}
const W := "w"
const H := "h"
const X := "x"
const Y := "y"
var has_errors: bool = false
var _name: String
var _rows: Array[Array]
func _init(json_path: String) -> void:
var data := _load_json_file(json_path)
if not data:
has_errors = true
printerr("ERROR LOADING KLE LAYOUT JSON: '%s'" % json_path)
return
var layout_rows := _deserialize(data)
if not layout_rows:
has_errors = true
printerr("ERROR DESERIALIZING KLE LAYOUT: '%s'" % json_path)
return
_rows = layout_rows
func name() -> String:
return _name
func rows() -> Array[Array]:
return _rows
func _load_json_file(path: String) -> Array:
var file := FileAccess.open(path, FileAccess.READ)
if not file:
printerr("error opening file '%s': %s" % [path, FileAccess.get_open_error()])
return []
var content := file.get_as_text()
var json := JSON.new()
var err := json.parse(content)
if err != OK:
printerr(
(
"json parse error in '%s' at line %s: %s"
% [path, json.get_error_line(), json.get_error_message()]
)
)
return []
var data: Variant = json.data
if data is not Array:
return []
_name = path.get_file()
return data
func _deserialize(data: Array) -> Array[Array]:
var layout_rows: Array[Array] = []
for data_row: Variant in data:
if data_row is Array:
var layout_row := _deserialize_row(data_row as Array)
layout_rows.append(layout_row)
return layout_rows
func _deserialize_row(data_row: Array) -> Array[Dictionary]:
var layout_row: Array[Dictionary] = []
var current_key_data_dict: Dictionary = {}
for key_data: Variant in data_row:
if key_data is Dictionary:
current_key_data_dict = key_data as Dictionary
if key_data is String:
var key_dict := {
KeyProps.KEY:
_get_keycode_from_legend(key_data as String, current_key_data_dict)
}
key_dict.merge(_deserialize_key(current_key_data_dict))
layout_row.append(key_dict)
current_key_data_dict = _cleanup_key_data_dict(current_key_data_dict)
return layout_row
func _deserialize_key(data_key: Dictionary) -> Dictionary:
var key_dict: Dictionary = {}
if data_key.has(W):
key_dict[KeyProps.W] = data_key[W]
if data_key.has(H):
key_dict[KeyProps.H] = data_key[H]
if data_key.has(X):
key_dict[KeyProps.X] = data_key[X]
if data_key.has(Y):
key_dict[KeyProps.Y] = data_key[Y]
return key_dict
func _cleanup_key_data_dict(data_key: Dictionary) -> Dictionary:
data_key.erase(W)
data_key.erase(H)
data_key.erase(X)
data_key.erase(Y)
return data_key
func _get_keycode_from_legend(legend: String, data_key: Dictionary) -> Key:
if legend == "" and data_key.has(W) and data_key[W] > 1:
return KEY_SPACE
var labels := legend.split("\n")
var keycode := OS.find_keycode_from_string(labels[0])
if keycode == KEY_NONE and labels.size() == 2:
keycode = OS.find_keycode_from_string(labels[1])
if (
keycode == KEY_NONE
and LABEL_TO_KEYCODE_MAP.has(labels[1] if labels.size() == 2 else labels[0])
):
keycode = LABEL_TO_KEYCODE_MAP[labels[1] if labels.size() == 2 else labels[0]]
if keycode == KEY_NONE:
printerr("could not recognize key label '%s'" % legend)
return keycode