kivyblocks/kivyblocks/newwidget.py
2021-08-15 16:57:20 +08:00

76 lines
2.0 KiB
Python

from kivy.logger import Logger
from kivy.graphics import Color, Rectangle
from kivy.properties import ListProperty, NumericProperty
from kivy.factory import Factory
from kivy.uix.widget import Widget
from .color_definitions import getColors
class NewWidget(Widget):
bgcolor = ListProperty([])
fcolor = ListProperty([])
color_level = NumericProperty(-1)
def __init__(self, color_level=-1,bgcolor=[],fcolor=[],**kwargs):
super().__init__(**kwargs)
self.bgcolor = bgcolor
self.fcolor = fcolor
self.color_level = color_level
self.initColors()
self.bind(size=self.onSize_bgcolor_behavior,
pos=self.onSize_bgcolor_behavior)
def initColors(self):
if self.color_level != -1:
fcolor, bgcolor = getColors(self.color_level)
if self.bgcolor == []:
self.bgcolor = bgcolor
if self.fcolor == []:
self.fcolor = fcolor
def getParentColorLevel(self):
if not self.parent:
self.fcolor, self.bgcolor = getColors(self.color_level)
def on_color_level(self,o,v=None):
if bgcolor != [] and fcolor != []:
return
if color_level != -1:
fcolor, bgcolor = getColors(self.color_level)
if self.bgcolor == []:
self.bgcolor = bgcolor
if self.fcolor == []:
self.fcolor = fcolor
def on_fcolor(self,o,v=None):
self.color = self.fcolor
def on_parent(self,o,v=None):
if self.color_level != -1:
self.fcolor, self.bgcolor = getColors(self.color_level)
if self.color_level == -1:
self.setColorsFromAncestor()
def onSize_bgcolor_behavior(self,o,v=None):
if not hasattr(self,'rect'):
self.on_bgcolor()
else:
self.rect.pos = o.pos
self.rect.size = o.size
def on_bgcolor(self,o=None,v=None):
if self.bgcolor == []:
return
if self.canvas:
with self.canvas.before:
Color(*self.bgcolor)
self.rect = Rectangle(pos=self.pos,
size=self.size)
try:
Factory.unregister('Widget')
except:
pass
Factory.register('Widget',cls=NewWidget)