Files
dragonpilot/system/ui/widgets/slider.py
Vehicle Researcher 6adb63b915 openpilot v0.11.1 release
date: 2026-06-04T09:49:56
master commit: c0ab3550eca2e9daf197c46b7e4b24aa9637cf2e
2026-06-04 09:50:05 -07:00

205 lines
8.3 KiB
Python

import abc
from collections.abc import Callable
import pyray as rl
from openpilot.system.ui.lib.application import gui_app, FontWeight
from openpilot.system.ui.widgets import Widget
from openpilot.system.ui.widgets.label import UnifiedLabel
from openpilot.common.filter_simple import FirstOrderFilter, BounceFilter
class SliderBase(Widget, abc.ABC):
HORIZONTAL_PADDING = 8
CONFIRM_DELAY = 0.2
PRESSED_SCALE = 1.07
_bg_txt: rl.Texture
_circle_bg_txt: rl.Texture
_circle_bg_pressed_txt: rl.Texture
_circle_arrow_txt: rl.Texture
def __init__(self, title: str, confirm_callback: Callable | None = None, shimmer_offset: float = 0.0):
super().__init__()
self._confirm_callback = confirm_callback
self._shimmer_offset = shimmer_offset
self._load_assets()
self._drag_threshold = -self._rect.width // 2
# State
self._opacity_filter = FirstOrderFilter(1.0, 0.1, 1 / gui_app.target_fps)
self._confirmed_time = 0.0
self._confirm_callback_called = False # we keep dialog open by default, only call once
self._start_x_circle = 0.0
self._scroll_x_circle = 0.0
self._scroll_x_circle_filter = FirstOrderFilter(0, 0.05, 1 / gui_app.target_fps)
self._circle_scale_filter = BounceFilter(1.0, 0.1, 1 / gui_app.target_fps)
self._circle_press_time: float | None = None
self._is_dragging_circle = False
self._label = self._child(UnifiedLabel(title, font_size=36, font_weight=FontWeight.SEMI_BOLD, text_color=rl.WHITE,
alignment=rl.GuiTextAlignment.TEXT_ALIGN_RIGHT,
alignment_vertical=rl.GuiTextAlignmentVertical.TEXT_ALIGN_MIDDLE, line_height=0.9, shimmer=True))
@abc.abstractmethod
def _load_assets(self):
...
@property
def confirmed(self) -> bool:
return self._confirmed_time > 0.0
def show_event(self):
super().show_event()
self.reset()
def reset(self):
# reset all slider state
self._is_dragging_circle = False
self._circle_press_time = None
self._confirmed_time = 0.0
self._confirm_callback_called = False
self._label.reset_shimmer(self._shimmer_offset)
def set_opacity(self, opacity: float, smooth: bool = False):
if smooth:
self._opacity_filter.update(opacity)
else:
self._opacity_filter.x = opacity
@property
def slider_percentage(self):
activated_pos = -self._bg_txt.width + self._circle_bg_txt.width
return min(max(-self._scroll_x_circle_filter.x / abs(activated_pos), 0.0), 1.0)
def _on_confirm(self):
if self._confirm_callback:
self._confirm_callback()
def _handle_mouse_event(self, mouse_event):
super()._handle_mouse_event(mouse_event)
if mouse_event.left_pressed:
# touch rect goes to the padding
circle_button_rect = rl.Rectangle(
self._rect.x + (self._rect.width - self._circle_bg_txt.width) + self._scroll_x_circle_filter.x - self.HORIZONTAL_PADDING * 2,
self._rect.y,
self._circle_bg_txt.width + self.HORIZONTAL_PADDING * 2,
self._rect.height,
)
if rl.check_collision_point_rec(mouse_event.pos, circle_button_rect):
self._start_x_circle = mouse_event.pos.x
self._is_dragging_circle = True
self._circle_press_time = rl.get_time()
elif mouse_event.left_released:
# swiped to left
if self._scroll_x_circle_filter.x < self._drag_threshold:
self._confirmed_time = rl.get_time()
self._is_dragging_circle = False
if self._is_dragging_circle:
self._scroll_x_circle = mouse_event.pos.x - self._start_x_circle
def _update_state(self):
super()._update_state()
# TODO: this math can probably be cleaned up to remove duplicate stuff
activated_pos = int(-self._bg_txt.width + self._circle_bg_txt.width)
self._scroll_x_circle = max(min(self._scroll_x_circle, 0), activated_pos)
if self.confirmed:
# swiped left to confirm
self._scroll_x_circle_filter.update(activated_pos)
# activate once animation completes, small threshold for small floats
if self._scroll_x_circle_filter.x < (activated_pos + 1):
if not self._confirm_callback_called and (rl.get_time() - self._confirmed_time) >= self.CONFIRM_DELAY:
self._confirm_callback_called = True
self._on_confirm()
elif not self._is_dragging_circle:
# reset back to right
self._scroll_x_circle_filter.update(0)
else:
# not activated yet, keep movement 1:1
self._scroll_x_circle_filter.x = self._scroll_x_circle
def _render(self, _):
white = rl.Color(255, 255, 255, int(255 * self._opacity_filter.x))
bg_txt_x = self._rect.x + (self._rect.width - self._bg_txt.width) / 2
bg_txt_y = self._rect.y + (self._rect.height - self._bg_txt.height) / 2
rl.draw_texture_ex(self._bg_txt, rl.Vector2(bg_txt_x, bg_txt_y), 0.0, 1.0, white)
btn_x = bg_txt_x + self._bg_txt.width - self._circle_bg_txt.width + self._scroll_x_circle_filter.x
btn_y = self._rect.y + (self._rect.height - self._circle_bg_txt.height) / 2
label_alpha = int(255 * (1.0 - self.slider_percentage) * self._opacity_filter.x)
if label_alpha > 0:
self._label.set_text_color(rl.Color(255, 255, 255, label_alpha))
label_rect = rl.Rectangle(
self._rect.x + 20,
self._rect.y,
self._rect.width - self._circle_bg_txt.width - 20 * 2.5,
self._rect.height,
)
self._label.render(label_rect)
# circle and arrow with grow animation
circle_pressed = self._is_dragging_circle or self.confirmed or (self._circle_press_time is not None and rl.get_time() - self._circle_press_time < 0.075)
circle_bg_txt = self._circle_bg_pressed_txt if circle_pressed else self._circle_bg_txt
scale = self._circle_scale_filter.update(self.PRESSED_SCALE if circle_pressed else 1.0)
scaled_btn_x = btn_x + (self._circle_bg_txt.width * (1 - scale)) / 2
scaled_btn_y = btn_y + (self._circle_bg_txt.height * (1 - scale)) / 2
rl.draw_texture_ex(circle_bg_txt, rl.Vector2(scaled_btn_x, scaled_btn_y), 0.0, scale, white)
arrow_x = btn_x + (self._circle_bg_txt.width - self._circle_arrow_txt.width) / 2
arrow_y = scaled_btn_y + (self._circle_bg_txt.height - self._circle_arrow_txt.height) / 2
rl.draw_texture_ex(self._circle_arrow_txt, rl.Vector2(arrow_x, arrow_y), 0.0, 1.0, white)
class LargerSlider(SliderBase):
def __init__(self, title: str, confirm_callback: Callable | None = None, green: bool = True, shimmer_offset: float = 0.0):
self._green = green
super().__init__(title, confirm_callback=confirm_callback, shimmer_offset=shimmer_offset)
def _load_assets(self):
self.set_rect(rl.Rectangle(0, 0, 520 + self.HORIZONTAL_PADDING * 2, 115))
self._bg_txt = gui_app.texture("icons_mici/setup/small_slider/slider_bg_larger.png", 520, 115)
circle_fn = "slider_green_rounded_rectangle" if self._green else "slider_black_rounded_rectangle"
self._circle_bg_txt = gui_app.texture(f"icons_mici/setup/small_slider/{circle_fn}.png", 180, 115)
self._circle_bg_pressed_txt = gui_app.texture(f"icons_mici/setup/small_slider/{circle_fn}_pressed.png", 180, 115)
self._circle_arrow_txt = gui_app.texture("icons_mici/setup/small_slider/slider_arrow.png", 64, 55)
class BigSlider(SliderBase):
def __init__(self, title: str, icon: rl.Texture, confirm_callback: Callable | None = None):
self._icon = icon
super().__init__(title, confirm_callback=confirm_callback)
self._label.set_font_size(48)
self._label.set_font_weight(FontWeight.DISPLAY)
self._label.set_line_height(0.875)
def _load_assets(self):
self.set_rect(rl.Rectangle(0, 0, 520 + self.HORIZONTAL_PADDING * 2, 180))
self._bg_txt = gui_app.texture("icons_mici/buttons/slider_bg.png", 520, 180)
self._circle_bg_txt = gui_app.texture("icons_mici/buttons/button_circle.png", 180, 180)
self._circle_bg_pressed_txt = gui_app.texture("icons_mici/buttons/button_circle_pressed.png", 180, 180)
self._circle_arrow_txt = self._icon
class RedBigSlider(BigSlider):
def _load_assets(self):
self.set_rect(rl.Rectangle(0, 0, 520 + self.HORIZONTAL_PADDING * 2, 180))
self._bg_txt = gui_app.texture("icons_mici/buttons/slider_bg.png", 520, 180)
self._circle_bg_txt = gui_app.texture("icons_mici/buttons/button_circle_red.png", 180, 180)
self._circle_bg_pressed_txt = gui_app.texture("icons_mici/buttons/button_circle_red_pressed.png", 180, 180)
self._circle_arrow_txt = self._icon