EG/ui/Builtin/LUILayouts.py
2026-02-25 11:49:31 +08:00

106 lines
3.9 KiB
Python

from __future__ import print_function, division
from LUIObject import LUIObject
from LUISprite import LUISprite
from LUIHorizontalLayout import LUIHorizontalLayout
from LUIInitialState import LUIInitialState
__all__ = ["LUICornerLayout", "LUIHorizontalStretchedLayout"]
class LUICornerLayout(LUIObject):
""" This is a layout which is used to combine 9 sprites to a single sprite,
e.g. used for box shadow or frames."""
# List of all sprite identifiers required for the layout
_MODES = ["TR", "Top", "TL", "Right", "Mid", "Left", "BR", "Bottom", "BL"]
def __init__(self, image_prefix="", **kwargs):
""" Creates a new layout, using the image_prefix as prefix. """
LUIObject.__init__(self)
self.set_size("100%", "100%")
self._prefix = image_prefix
self._parts = {}
for i in self._MODES:
self._parts[i] = LUISprite(self, "blank", "skin")
self._update_layout()
LUIInitialState.init(self, kwargs)
def _update_layout(self):
""" Updates the layouts components. """
for i in self._MODES:
self._parts[i].set_texture(self._prefix + i, "skin", resize=True)
# Top and Left
self._parts["Top"].width = "100%"
self._parts["Top"].margin = (0, self._parts["TR"].width, 0, self._parts["TL"].width)
self._parts["Left"].height = "100%"
self._parts["Left"].margin = (self._parts["TL"].height, 0, self._parts["BL"].height, 0)
# Mid
self._parts["Mid"].set_size("100%", "100%")
self._parts["Mid"].margin = (self._parts["Top"].height, self._parts["Right"].width,
self._parts["Bottom"].height, self._parts["Left"].width)
# Bottom and Right
self._parts["Bottom"].width = "100%"
self._parts["Bottom"].margin = (0, self._parts["BR"].width, 0, self._parts["BL"].width)
self._parts["Bottom"].bottom = 0
self._parts["Right"].height = "100%"
self._parts["Right"].margin = (self._parts["TR"].height, 0, self._parts["BR"].width, 0)
self._parts["Right"].right = 0
# Corners
self._parts["TL"].top_left = 0, 0
self._parts["TR"].top_right = 0, 0
self._parts["BL"].bottom_left = 0, 0
self._parts["BR"].bottom_right = 0, 0
def set_prefix(self, prefix):
""" Changes the texture of the layout """
self._prefix = prefix
self._update_layout()
def get_prefix(self):
""" Returns the layouts texture prefix """
return self._prefix
prefix = property(get_prefix, set_prefix)
class LUIHorizontalStretchedLayout(LUIObject):
""" A layout which takes 3 sprites, a left sprite, a right sprite, and a
middle sprite. While the left and right sprites remain untouched, the middle
one will be stretched to fit the layout """
def __init__(self, parent=None, prefix="ButtonDefault", **kwargs):
LUIObject.__init__(self)
self._layout = LUIHorizontalLayout(self, spacing=0)
self._layout.width = "100%"
self._sprite_left = LUISprite(self._layout.cell(), "blank", "skin")
self._sprite_mid = LUISprite(self._layout.cell('*'), "blank", "skin")
self._sprite_right = LUISprite(self._layout.cell(), "blank", "skin")
if parent is not None:
self.parent = parent
self.prefix = prefix
LUIInitialState.init(self, kwargs)
def set_prefix(self, prefix):
""" Sets the layout prefix, this controls which sprites will be used """
self._sprite_left.set_texture(prefix + "_Left", "skin")
self._sprite_mid.set_texture(prefix, "skin")
self._sprite_right.set_texture(prefix + "_Right", "skin")
self._sprite_mid.width = "100%"
self._prefix = prefix
def get_prefix(self):
""" Returns the layout prefix """
return self._prefix
prefix = property(get_prefix, set_prefix)