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from .const import *
from . import widget
from . import pguglobals
class ProgressBar(widget.Widget):
"""A progress bar widget.
Example:
w = gui.ProgressBar(0,0,100)
w.value = 25
"""
_value = None
def __init__(self,value,min,max,**params):
params.setdefault('cls','progressbar')
widget.Widget.__init__(self,**params)
self.min,self.max,self.value = min,max,value
def paint(self,s):
if (self.value != None):
r = pygame.rect.Rect(0,0,self.rect.w,self.rect.h)
r.w = r.w*(self.value-self.min)/(self.max-self.min)
self.bar = r
pguglobals.app.theme.render(s,self.style.bar,r)
@property
def value(self):
return self._value
@value.setter
def value(self, val):
val = int(val)
val = max(val, self.min)
val = min(val, self.max)
oldval = self._value
self._value = val
if (oldval != val):
self.send(CHANGE)
self.repaint()
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