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269 lines
10 KiB
269 lines
10 KiB
from functools import partial
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import time
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from typing import Literal
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import pyray as rl
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from openpilot.system.ui.lib.application import gui_app, FontWeight
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from openpilot.system.ui.lib.multilang import tr
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from openpilot.system.ui.widgets import Widget
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from openpilot.system.ui.widgets.button import ButtonStyle, Button
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from openpilot.system.ui.widgets.inputbox import InputBox
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from openpilot.system.ui.widgets.label import Label
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KEY_FONT_SIZE = 96
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DOUBLE_CLICK_THRESHOLD = 0.5 # seconds
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DELETE_REPEAT_DELAY = 0.5
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DELETE_REPEAT_INTERVAL = 0.07
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# Constants for special keys
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CONTENT_MARGIN = 50
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BACKSPACE_KEY = "<-"
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ENTER_KEY = "->"
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SPACE_KEY = " "
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SHIFT_INACTIVE_KEY = "SHIFT_OFF"
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SHIFT_ACTIVE_KEY = "SHIFT_ON"
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CAPS_LOCK_KEY = "CAPS"
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NUMERIC_KEY = "123"
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SYMBOL_KEY = "#+="
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ABC_KEY = "ABC"
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# Define keyboard layouts as a dictionary for easier access
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KEYBOARD_LAYOUTS = {
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"lowercase": [
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["q", "w", "e", "r", "t", "y", "u", "i", "o", "p"],
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["a", "s", "d", "f", "g", "h", "j", "k", "l"],
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[SHIFT_INACTIVE_KEY, "z", "x", "c", "v", "b", "n", "m", BACKSPACE_KEY],
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[NUMERIC_KEY, "/", "-", SPACE_KEY, ".", ENTER_KEY],
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],
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"uppercase": [
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["Q", "W", "E", "R", "T", "Y", "U", "I", "O", "P"],
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["A", "S", "D", "F", "G", "H", "J", "K", "L"],
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[SHIFT_ACTIVE_KEY, "Z", "X", "C", "V", "B", "N", "M", BACKSPACE_KEY],
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[NUMERIC_KEY, "/", "-", SPACE_KEY, ".", ENTER_KEY],
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],
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"numbers": [
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["1", "2", "3", "4", "5", "6", "7", "8", "9", "0"],
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["-", "/", ":", ";", "(", ")", "$", "&", "@", "\""],
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[SYMBOL_KEY, ".", ",", "?", "!", "`", BACKSPACE_KEY],
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[ABC_KEY, SPACE_KEY, ".", ENTER_KEY],
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],
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"specials": [
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["[", "]", "{", "}", "#", "%", "^", "*", "+", "="],
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["_", "\\", "|", "~", "<", ">", "€", "£", "¥", "•"],
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[NUMERIC_KEY, ".", ",", "?", "!", "'", BACKSPACE_KEY],
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[ABC_KEY, SPACE_KEY, ".", ENTER_KEY],
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],
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}
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class Keyboard(Widget):
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def __init__(self, max_text_size: int = 255, min_text_size: int = 0, password_mode: bool = False, show_password_toggle: bool = False):
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super().__init__()
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self._layout_name: Literal["lowercase", "uppercase", "numbers", "specials"] = "lowercase"
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self._caps_lock = False
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self._last_shift_press_time = 0
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self._title = Label("", 90, FontWeight.BOLD, rl.GuiTextAlignment.TEXT_ALIGN_LEFT, text_padding=20)
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self._sub_title = Label("", 55, FontWeight.NORMAL, rl.GuiTextAlignment.TEXT_ALIGN_LEFT, text_padding=20)
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self._max_text_size = max_text_size
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self._min_text_size = min_text_size
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self._input_box = InputBox(max_text_size)
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self._password_mode = password_mode
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self._show_password_toggle = show_password_toggle
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# Backspace key repeat tracking
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self._backspace_pressed: bool = False
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self._backspace_press_time: float = 0.0
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self._backspace_last_repeat: float = 0.0
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self._render_return_status = -1
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self._cancel_button = Button(tr("Cancel"), self._cancel_button_callback)
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self._eye_button = Button("", self._eye_button_callback, button_style=ButtonStyle.TRANSPARENT)
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self._eye_open_texture = gui_app.texture("icons/eye_open.png", 81, 54)
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self._eye_closed_texture = gui_app.texture("icons/eye_closed.png", 81, 54)
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self._key_icons = {
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BACKSPACE_KEY: gui_app.texture("icons/backspace.png", 80, 80),
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SHIFT_INACTIVE_KEY: gui_app.texture("icons/shift.png", 80, 80),
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SHIFT_ACTIVE_KEY: gui_app.texture("icons/shift-fill.png", 80, 80),
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CAPS_LOCK_KEY: gui_app.texture("icons/capslock-fill.png", 80, 80),
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ENTER_KEY: gui_app.texture("icons/arrow-right.png", 80, 80),
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}
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self._all_keys = {}
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for l in KEYBOARD_LAYOUTS:
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for _, keys in enumerate(KEYBOARD_LAYOUTS[l]):
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for _, key in enumerate(keys):
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if key in self._key_icons:
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texture = self._key_icons[key]
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self._all_keys[key] = Button("", partial(self._key_callback, key), icon=texture,
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button_style=ButtonStyle.PRIMARY if key == ENTER_KEY else ButtonStyle.KEYBOARD, multi_touch=True)
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else:
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self._all_keys[key] = Button(key, partial(self._key_callback, key), button_style=ButtonStyle.KEYBOARD, font_size=85, multi_touch=True)
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self._all_keys[CAPS_LOCK_KEY] = Button("", partial(self._key_callback, CAPS_LOCK_KEY), icon=self._key_icons[CAPS_LOCK_KEY],
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button_style=ButtonStyle.KEYBOARD, multi_touch=True)
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def set_text(self, text: str):
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self._input_box.text = text
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@property
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def text(self):
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return self._input_box.text
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def clear(self):
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self._layout_name = "lowercase"
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self._caps_lock = False
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self._input_box.clear()
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self._backspace_pressed = False
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def set_title(self, title: str, sub_title: str = ""):
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self._title.set_text(title)
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self._sub_title.set_text(sub_title)
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def _eye_button_callback(self):
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self._password_mode = not self._password_mode
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def _cancel_button_callback(self):
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self.clear()
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self._render_return_status = 0
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def _key_callback(self, k):
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if k == ENTER_KEY:
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self._render_return_status = 1
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else:
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self.handle_key_press(k)
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def _render(self, rect: rl.Rectangle):
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rect = rl.Rectangle(rect.x + CONTENT_MARGIN, rect.y + CONTENT_MARGIN, rect.width - 2 * CONTENT_MARGIN, rect.height - 2 * CONTENT_MARGIN)
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self._title.render(rl.Rectangle(rect.x, rect.y, rect.width, 95))
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self._sub_title.render(rl.Rectangle(rect.x, rect.y + 95, rect.width, 60))
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self._cancel_button.render(rl.Rectangle(rect.x + rect.width - 386, rect.y, 386, 125))
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# Draw input box and password toggle
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input_margin = 25
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input_box_rect = rl.Rectangle(rect.x + input_margin, rect.y + 160, rect.width - input_margin, 100)
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self._render_input_area(input_box_rect)
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# Process backspace key repeat if it's held down
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if not self._all_keys[BACKSPACE_KEY].is_pressed:
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self._backspace_pressed = False
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if self._backspace_pressed:
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current_time = time.monotonic()
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time_since_press = current_time - self._backspace_press_time
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# After initial delay, start repeating with shorter intervals
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if time_since_press > DELETE_REPEAT_DELAY:
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time_since_last_repeat = current_time - self._backspace_last_repeat
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if time_since_last_repeat > DELETE_REPEAT_INTERVAL:
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self._input_box.delete_char_before_cursor()
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self._backspace_last_repeat = current_time
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layout = KEYBOARD_LAYOUTS[self._layout_name]
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h_space, v_space = 15, 15
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row_y_start = rect.y + 300 # Starting Y position for the first row
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key_height = (rect.height - 300 - 3 * v_space) / 4
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key_max_width = (rect.width - (len(layout[2]) - 1) * h_space) / len(layout[2])
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# Iterate over the rows of keys in the current layout
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for row, keys in enumerate(layout):
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key_width = min((rect.width - (180 if row == 1 else 0) - h_space * (len(keys) - 1)) / len(keys), key_max_width)
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start_x = rect.x + (90 if row == 1 else 0)
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for i, key in enumerate(keys):
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if i > 0:
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start_x += h_space
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new_width = (key_width * 3 + h_space * 2) if key == SPACE_KEY else (key_width * 2 + h_space if key == ENTER_KEY else key_width)
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key_rect = rl.Rectangle(start_x, row_y_start + row * (key_height + v_space), new_width, key_height)
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start_x += new_width
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is_enabled = key != ENTER_KEY or len(self._input_box.text) >= self._min_text_size
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if key == BACKSPACE_KEY and self._all_keys[BACKSPACE_KEY].is_pressed and not self._backspace_pressed:
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self._backspace_pressed = True
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self._backspace_press_time = time.monotonic()
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self._backspace_last_repeat = time.monotonic()
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if key in self._key_icons:
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if key == SHIFT_ACTIVE_KEY and self._caps_lock:
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key = CAPS_LOCK_KEY
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self._all_keys[key].set_enabled(is_enabled)
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self._all_keys[key].render(key_rect)
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else:
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self._all_keys[key].set_enabled(is_enabled)
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self._all_keys[key].render(key_rect)
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return self._render_return_status
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def _render_input_area(self, input_rect: rl.Rectangle):
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if self._show_password_toggle:
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self._input_box.set_password_mode(self._password_mode)
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self._input_box.render(rl.Rectangle(input_rect.x, input_rect.y, input_rect.width - 100, input_rect.height))
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# render eye icon
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eye_texture = self._eye_closed_texture if self._password_mode else self._eye_open_texture
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eye_rect = rl.Rectangle(input_rect.x + input_rect.width - 90, input_rect.y, 80, input_rect.height)
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self._eye_button.render(eye_rect)
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eye_x = eye_rect.x + (eye_rect.width - eye_texture.width) / 2
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eye_y = eye_rect.y + (eye_rect.height - eye_texture.height) / 2
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rl.draw_texture_v(eye_texture, rl.Vector2(eye_x, eye_y), rl.WHITE)
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else:
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self._input_box.render(input_rect)
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rl.draw_line_ex(
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rl.Vector2(input_rect.x, input_rect.y + input_rect.height - 2),
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rl.Vector2(input_rect.x + input_rect.width, input_rect.y + input_rect.height - 2),
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3.0, # 3 pixel thickness
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rl.Color(189, 189, 189, 255),
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)
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def handle_key_press(self, key):
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if key in (CAPS_LOCK_KEY, ABC_KEY):
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self._caps_lock = False
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self._layout_name = "lowercase"
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elif key == SHIFT_INACTIVE_KEY:
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self._last_shift_press_time = time.monotonic()
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self._layout_name = "uppercase"
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elif key == SHIFT_ACTIVE_KEY:
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if time.monotonic() - self._last_shift_press_time < DOUBLE_CLICK_THRESHOLD:
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self._caps_lock = True
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else:
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self._layout_name = "lowercase"
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elif key == NUMERIC_KEY:
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self._layout_name = "numbers"
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elif key == SYMBOL_KEY:
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self._layout_name = "specials"
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elif key == BACKSPACE_KEY:
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self._input_box.delete_char_before_cursor()
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else:
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self._input_box.add_char_at_cursor(key)
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if not self._caps_lock and self._layout_name == "uppercase":
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self._layout_name = "lowercase"
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def reset(self, min_text_size: int | None = None):
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if min_text_size is not None:
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self._min_text_size = min_text_size
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self._render_return_status = -1
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self.clear()
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if __name__ == "__main__":
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gui_app.init_window("Keyboard")
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keyboard = Keyboard(min_text_size=8, show_password_toggle=True)
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for _ in gui_app.render():
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keyboard.set_title("Keyboard Input", "Type your text below")
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result = keyboard.render(rl.Rectangle(0, 0, gui_app.width, gui_app.height))
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if result == 1:
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print(f"You typed: {keyboard.text}")
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gui_app.request_close()
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elif result == 0:
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print("Canceled")
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gui_app.request_close()
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gui_app.close()
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