112 lines
2.7 KiB
Python
112 lines
2.7 KiB
Python
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MAX_PERCENTS = 100.
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class Bar(object):
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"""superclass"""
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bars = None
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def __init__(self, value):
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"""
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Args:
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value (float): value between 0. and 100. meaning percents
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"""
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self.value = value
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class HBar(Bar):
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"""horizontal bar (1 char)"""
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bars = [
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u"\u2581",
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u"\u2582",
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u"\u2583",
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u"\u2584",
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u"\u2585",
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u"\u2586",
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u"\u2587",
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u"\u2588"
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]
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def __init__(self, value):
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"""
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Args:
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value (float): value between 0. and 100. meaning percents
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"""
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super(HBar, self).__init__(value)
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self.step = MAX_PERCENTS / len(HBar.bars)
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def get_char(self):
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"""
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Decide which char to draw
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Return: str
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"""
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for i in range(len(HBar.bars)):
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left = i * self.step
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right = (i + 1) * self.step
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if left <= self.value < right:
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return self.bars[i]
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return self.bars[-1]
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def hbar(value):
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"""wrapper function"""
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return HBar(value).get_char()
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class VBar(Bar):
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"""vertical bar (can be more than 1 char)"""
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bars = [
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u"\u258f",
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u"\u258e",
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u"\u258d",
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u"\u258c",
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u"\u258b",
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u"\u258a",
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u"\u2589",
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u"\u2588"
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]
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def __init__(self, value, width=1):
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"""
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Args:
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value (float): value between 0. and 100. meaning percents
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width (int): width
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"""
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super(VBar, self).__init__(value)
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self.step = MAX_PERCENTS / (len(VBar.bars) * width)
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self.width = width
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def get_chars(self):
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"""
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Decide which char to draw
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Return: str
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"""
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if self.value == 100:
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return self.bars[-1] * self.width
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if self.width == 1:
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for i in range(len(VBar.bars)):
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left = i * self.step
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right = (i + 1) * self.step
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if left <= self.value < right:
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return self.bars[i]
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else:
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full_parts = int(self.value // (self.step * len(Vbar.bars)))
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remainder = self.value - full_parts * self.step * CHARS
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empty_parts = self.width - full_parts
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if remainder >= 0:
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empty_parts -= 1
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part_vbar = VBar(remainder * self.width) # scale to width
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chars = self.bars[-1] * full_parts
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chars += part_vbar.get_chars()
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chars += " " * empty_parts
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return chars
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def vbar(value, width):
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"""wrapper function"""
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return VBar(value, width).get_chars()
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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