Files
sunnypilot/system/ui/widgets/scroller.py
Shane Smiskol 5f33b2fb2d raylib: frame independent scroller (#36227)
* rm that

* almost

* yess

* some work

* more

* todo

* okay viber is good once in a while

* temp

* chadder can't do this

* revert

* this was broken anyway

* fixes

* mouse wheel scroll

* some clean up

* kinda works

* way better

* can tap to stop

* more clean up

* more clean up

* revert last mouse

* fix

* debug only

* no print

* ahh setup.py fps doesn't affect DEFAULT_FPS ofc

* rest

* fix text

* fix touch valid for network
2025-09-30 22:25:43 -07:00

79 lines
2.5 KiB
Python

import pyray as rl
from openpilot.system.ui.lib.scroll_panel import GuiScrollPanel
from openpilot.system.ui.widgets import Widget
ITEM_SPACING = 40
LINE_COLOR = rl.GRAY
LINE_PADDING = 40
class LineSeparator(Widget):
def __init__(self, height: int = 1):
super().__init__()
self._rect = rl.Rectangle(0, 0, 0, height)
def set_parent_rect(self, parent_rect: rl.Rectangle) -> None:
super().set_parent_rect(parent_rect)
self._rect.width = parent_rect.width
def _render(self, _):
rl.draw_line(int(self._rect.x) + LINE_PADDING, int(self._rect.y),
int(self._rect.x + self._rect.width) - LINE_PADDING * 2, int(self._rect.y),
LINE_COLOR)
class Scroller(Widget):
def __init__(self, items: list[Widget], spacing: int = ITEM_SPACING, line_separator: bool = False, pad_end: bool = True):
super().__init__()
self._items: list[Widget] = []
self._spacing = spacing
self._line_separator = LineSeparator() if line_separator else None
self._pad_end = pad_end
self.scroll_panel = GuiScrollPanel()
for item in items:
self.add_widget(item)
def add_widget(self, item: Widget) -> None:
self._items.append(item)
item.set_touch_valid_callback(self.scroll_panel.is_touch_valid)
def _render(self, _):
# TODO: don't draw items that are not in the viewport
visible_items = [item for item in self._items if item.is_visible]
# Add line separator between items
if self._line_separator is not None:
l = len(visible_items)
for i in range(1, len(visible_items)):
visible_items.insert(l - i, self._line_separator)
content_height = sum(item.rect.height for item in visible_items) + self._spacing * (len(visible_items))
if not self._pad_end:
content_height -= self._spacing
scroll = self.scroll_panel.update(self._rect, rl.Rectangle(0, 0, self._rect.width, content_height))
rl.begin_scissor_mode(int(self._rect.x), int(self._rect.y),
int(self._rect.width), int(self._rect.height))
cur_height = 0
for idx, item in enumerate(visible_items):
if not item.is_visible:
continue
# Nicely lay out items vertically
x = self._rect.x
y = self._rect.y + cur_height + self._spacing * (idx != 0)
cur_height += item.rect.height + self._spacing * (idx != 0)
# Consider scroll
y += scroll
# Update item state
item.set_position(x, y)
item.set_parent_rect(self._rect)
item.render()
rl.end_scissor_mode()