class progressBar:
def __init__(self, minValue = 0, maxValue = 10, totalWidth=12):
self.progBar = "[]" # This holds the progress bar string
self.min = minValue
self.max = maxValue
self.span = maxValue - minValue
self.width = totalWidth
self.amount = 0 # When amount == max, we are 100% done
self.updateAmount(0) # Build progress bar string
def updateAmount(self, newAmount = 0):
if newAmount < self.min: newAmount = self.min
if newAmount > self.max: newAmount = self.max
self.amount = newAmount
# Figure out the new percent done, round to an integer
diffFromMin = float(self.amount - self.min)
percentDone = (diffFromMin / float(self.span)) * 100.0
percentDone = round(percentDone)
percentDone = int(percentDone)
# Figure out how many hash bars the percentage should be
allFull = self.width - 2
numHashes = (percentDone / 100.0) * allFull
numHashes = int(round(numHashes))
# build a progress bar with hashes and spaces
self.progBar = "[" + '#'*numHashes + ' '*(allFull-numHashes) + "]"
# figure out where to put the percentage, roughly centered
percentPlace = (len(self.progBar) / 2) - len(str(percentDone))
percentString = str(percentDone) + "%"
# slice the percentage into the bar
self.progBar = self.progBar[0:percentPlace] + percentString +
self.progBar[percentPlace+len(percentString):]
def __str__(self):
return str(self.progBar)
