fossfreedom
57 linhas
1.0 KiB
Python
57 linhas
1.0 KiB
Python
import gi
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from gi.repository import Pango
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from gi.repository import Gtk
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gi.require_version("Gtk", "3.0")
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import logging
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LOG = logging.getLogger(__name__)
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def get_em(size=""):
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# calc the height of a character, use as 1em
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if size:
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m = '<%s>M</%s>' % (size, size)
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else:
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m = 'M'
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l = Gtk.Label()
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l.set_markup(m)
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w, h = l.get_layout().get_size()
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return h / Pango.SCALE
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def get_small_em():
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return get_em("small")
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def get_big_em():
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return get_em("big")
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EM = get_em()
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SMALL_EM = get_small_em()
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BIG_EM = get_big_em()
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LOG.debug("EM's: %s %s %s" % (EM, SMALL_EM, BIG_EM))
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def em(multiplier=1, min=1):
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return max(int(min), int(round(EM * multiplier, 0)))
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def small_em(multiplier=1, min=1):
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return max(int(min), int(round(SMALL_EM * multiplier, 0)))
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def big_em(multiplier=1, min=1):
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return max(int(min), int(round(BIG_EM * multiplier, 0)))
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# common values
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class StockEms:
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XLARGE = em(1.33, 5)
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LARGE = em(min=3)
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MEDIUM = em(0.666, 2)
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SMALL = em(0.333, 1)
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