123 lines
3.5 KiB
Python
123 lines
3.5 KiB
Python
import re
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from typing import TYPE_CHECKING, Optional, Type
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import pyglet.image
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from source.gui.sprite import Sprite
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from source.gui.texture.abc import Style
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from source.gui.widget.abc import BoxWidget
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from source.type import Distance
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from source.utils import dict_filter_prefix
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if TYPE_CHECKING:
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from source.gui.scene.abc import Scene
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class Input(BoxWidget):
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def __init__(self, scene: "Scene",
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style: Type[Style],
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regex: Optional[str | re.Pattern] = None,
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x: Distance = 0,
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y: Distance = 0,
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width: Distance = None,
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height: Distance = None,
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**kwargs):
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super().__init__(scene, x, y, width, height)
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self.style = style
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self._invalid = False
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self.regex = re.compile(regex) if isinstance(regex, str) else regex
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self.background = Sprite(
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img=self.style.get("normal"),
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**dict_filter_prefix("background_", kwargs)
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)
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self.label = pyglet.text.Label(
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width=None, height=None,
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anchor_x="center", anchor_y="center",
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**dict_filter_prefix("label_", kwargs)
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)
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self.add_listener("on_activate_change", lambda *_: self._refresh_background())
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self._refresh_size()
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# background
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@property
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def background_texture(self) -> pyglet.image.AbstractImage:
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"""
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Return the correct texture for the background.
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The clicking texture per default, if hover the hovered texture (if it exists)
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and if click the clicking texture (if it exists)
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:return: the corresponding texture
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"""
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return (
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texture if self.activated and (texture := self.style.get("active")) is not None else # NOQA
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texture if self.invalid and (texture := self.style.get("signal")) is not None else
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self.style.get("normal")
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)
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# refresh
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def _refresh_background(self) -> None:
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self.background.image = self.background_texture
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def _refresh_size(self) -> None:
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self.background.x, self.background.y = self.xy
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self.background.width, self.background.height = self.size
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# center the label
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self.label.x, self.label.y = self.center
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# property
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@property
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def invalid(self):
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return self._invalid
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@invalid.setter
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def invalid(self, invalid: bool):
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self._invalid = invalid
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self._refresh_background()
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@property
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def text(self):
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return self.label.text
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@text.setter
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def text(self, text: str):
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self.label.text = text
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# event
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def on_key_press(self, symbol: int, modifiers: int):
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if not self.activated: return # ignore si ce widget est désactivé / non sélectionné
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if symbol == pyglet.window.key.BACKSPACE: # si la touche "supprimé" est enfoncé
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self.text = self.text[0:-1] # retire le dernier caractère du texte
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if symbol == pyglet.window.key.ENTER:
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self.trigger_event("on_enter")
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def on_text(self, char: str):
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if not self.activated: return # ignore si ce widget est désactivé / non sélectionné
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self.text += char # ajoute le caractère au label
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if self.regex is not None: # si il y a un regex de validation, applique le pour vérifier le texte
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self.invalid = self.regex.fullmatch(self.text) is None
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def on_resize(self, width: int, height: int):
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self._refresh_size()
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def draw(self):
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self.background.draw()
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self.label.draw()
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