keebie/scripts/layouts/layout_kle.gd

277 lines
6.7 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,
"#": KEY_NUMBERSIGN,
"Esc": KEY_ESCAPE,
"Back Space": KEY_BACKSPACE,
"Caps Lock": KEY_CAPSLOCK,
"Win": KEY_META,
"AltGr": KEY_ALT,
"PrtSc": KEY_PRINT,
"Scroll Lock": KEY_SCROLLLOCK,
"PgUp": KEY_PAGEUP,
"Page Up": KEY_PAGEUP,
"PgDn": KEY_PAGEDOWN,
"Page Down": KEY_PAGEDOWN,
"Num Lock": KEY_NUMLOCK,
"Fn": KEY_SPECIAL,
"": KEY_UP,
"": KEY_LEFT,
"": KEY_DOWN,
"": KEY_RIGHT,
}
const LABEL_TO_NUMPAD_KEYCODE_MAP: Dictionary[String, Key] = {
"/": KEY_KP_DIVIDE,
"*": KEY_KP_MULTIPLY,
"-": KEY_KP_SUBTRACT,
"+": KEY_KP_ADD,
".": KEY_KP_PERIOD,
}
const W := "w"
const H := "h"
const X := "x"
const Y := "y"
const W2 := "w2"
const H2 := "h2"
const X2 := "x2"
const Y2 := "y2"
const KEY_DICT := "key_dict"
const POS := "pos"
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] = []
var key_pos_dicts: Dictionary[Key, Array] = {}
var row_index: int = 0
for data_row: Variant in data:
if data_row is Array:
var layout_row := _deserialize_row(
data_row as Array, key_pos_dicts, row_index
)
layout_rows.append(layout_row)
row_index += 1
_get_key_locations(key_pos_dicts)
return layout_rows
func _deserialize_row(
data_row: Array, key_pos_dicts: Dictionary[Key, Array], row_index: int
) -> Array[Dictionary]:
var layout_row: Array[Dictionary] = []
var key_pos := Vector2(0, row_index)
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 legend := (key_data as String).split("\n")
var keycode := _get_keycode_from_legend(legend, current_key_data_dict)
var key_dict := {KeyProps.KEY: keycode}
key_dict.merge(_deserialize_key(current_key_data_dict))
layout_row.append(key_dict)
key_pos.x += key_dict[KeyProps.X] if key_dict.has(KeyProps.X) else 0.0
var key_pos_dict := {KEY_DICT: key_dict, POS: key_pos}
if key_pos_dicts.has(keycode):
key_pos_dicts[keycode].append(key_pos_dict)
else:
key_pos_dicts[keycode] = [key_pos_dict] as Array[Dictionary]
key_pos.x += key_dict[KeyProps.W] if key_dict.has(KeyProps.W) else 1.0
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]
if data_key.has(W2):
key_dict[KeyProps.W2] = data_key[W2]
key_dict[KeyProps.SECONDARY_RECT] = true
if data_key.has(H2):
key_dict[KeyProps.H2] = data_key[H2]
key_dict[KeyProps.SECONDARY_RECT] = true
if data_key.has(X2):
key_dict[KeyProps.X2] = data_key[X2]
key_dict[KeyProps.SECONDARY_RECT] = true
if data_key.has(Y2):
key_dict[KeyProps.Y2] = data_key[Y2]
key_dict[KeyProps.SECONDARY_RECT] = true
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: Array[String], data_key: Dictionary) -> Key:
if legend.size() == 1 and legend[0] == "" and data_key.has(W) and data_key[W] > 1:
return KEY_SPACE
var keycode := KEY_NONE
keycode = _get_numpad_keycode_from_legend(legend)
if keycode == KEY_NONE:
keycode = OS.find_keycode_from_string(legend[0])
if keycode == KEY_NONE and legend.size() == 2:
keycode = OS.find_keycode_from_string(legend[1])
if keycode == KEY_NONE and legend.size() == 2:
if LABEL_TO_KEYCODE_MAP.has(legend[1]):
keycode = LABEL_TO_KEYCODE_MAP[legend[1]]
elif LABEL_TO_KEYCODE_MAP.has(legend[0]):
keycode = LABEL_TO_KEYCODE_MAP[legend[0]]
if (
keycode == KEY_NONE
and legend.size() == 1
and LABEL_TO_KEYCODE_MAP.has(legend[0])
):
keycode = LABEL_TO_KEYCODE_MAP[legend[0]]
if keycode == KEY_NONE:
printerr("%s: could not recognize key label %s" % [_name, str(legend)])
return keycode
func _get_numpad_keycode_from_legend(legend: Array[String]) -> Key:
if legend.size() == 1 or legend.size() == 2:
if legend[0].length() == 1 and legend[0].is_valid_int():
return KEY_KP_0 + int(legend[0]) as Key
if (
LABEL_TO_NUMPAD_KEYCODE_MAP.has(legend[0])
and not (legend.size() == 2 and legend[1].length() == 1)
):
return LABEL_TO_NUMPAD_KEYCODE_MAP[legend[0]]
return KEY_NONE
func _get_key_locations(key_pos_dicts: Dictionary[Key, Array]) -> void:
for keycode in key_pos_dicts:
var dicts := key_pos_dicts[keycode] as Array[Dictionary]
if dicts.size() == 1:
continue
var key_pos_dict_left: Dictionary
var key_pos_dict_right: Dictionary
for key_pos_dict in dicts:
var key_pos := key_pos_dict[POS] as Vector2
if (
not key_pos_dict_left
or key_pos.x < (key_pos_dict_left[POS] as Vector2).x
):
key_pos_dict_left = key_pos_dict
continue
if (
not key_pos_dict_right
or key_pos.x > (key_pos_dict_right[POS] as Vector2).x
):
key_pos_dict_right = key_pos_dict
continue
if key_pos_dict_left == key_pos_dict_right:
continue
if keycode == KEY_ENTER:
key_pos_dict_right[KEY_DICT][KeyProps.KEY] = KEY_KP_ENTER
continue
key_pos_dict_left[KEY_DICT][KeyProps.LOC] = KEY_LOCATION_LEFT
key_pos_dict_right[KEY_DICT][KeyProps.LOC] = KEY_LOCATION_RIGHT