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37 lines
1.1 KiB
Python
37 lines
1.1 KiB
Python
import pyray as rl
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from openpilot.system.ui.lib.application import FONT_SCALE, font_fallback
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from openpilot.system.ui.lib.emoji import find_emoji
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_cache: dict[int, rl.Vector2] = {}
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def measure_text_cached(font: rl.Font, text: str, font_size: int, spacing: float = 0) -> rl.Vector2:
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"""Caches text measurements to avoid redundant calculations."""
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font = font_fallback(font)
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spacing = round(spacing, 4)
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key = hash((font.texture.id, text, font_size, spacing))
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if key in _cache:
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return _cache[key]
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# Measure normal characters without emojis, then add standard width for each found emoji
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emoji = find_emoji(text)
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if emoji:
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non_emoji_text = ""
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last_index = 0
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for start, end, _ in emoji:
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non_emoji_text += text[last_index:start]
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last_index = end
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non_emoji_text += text[last_index:]
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else:
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non_emoji_text = text
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result = rl.measure_text_ex(font, non_emoji_text, font_size * FONT_SCALE, spacing) # noqa: TID251
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if emoji:
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result.x += len(emoji) * font_size * FONT_SCALE
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# If just emoji assume a single line height
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if result.y == 0:
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result.y = font_size * FONT_SCALE
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_cache[key] = result
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return result
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