def str2cells(s: str, content=3, space=0.5):
# t ... text cell
# f ... fraction cell
# space is space
# ~ ... non breaking space (nbsp)
# # ... tabulator
for c in s.lower():
if c == "t":
yield tl.Text(width=content, height=1, renderer=Rect("Text"))
elif c == "f":
cell = tl.Text(content / 2, 1)
yield tl.Fraction(
top=cell,
bottom=cell,
stacking=tl.Stacking.SLANTED,
renderer=Rect("Fraction"),
)
elif c == " ":
yield tl.Space(width=space)
elif c == "~":
yield tl.NonBreakingSpace(width=space)
elif c == "#":
yield tl.Tabulator(width=0) # Tabulators do not need a width
else:
raise ValueError(f'unknown cell type "{c}"')
def fraction(stacking, x, y):
result = []
a = tl.Text(1, 1, renderer=Rect("A", result))
b = tl.Text(1, 1, renderer=Rect("B", result))
fr = tl.Fraction(a, b, stacking, renderer=Rect("Fraction", result))
fr.place(x, y)
fr.render()
return result
def fraction(self, data: Tuple, ctx: MTextContext) -> tl.ContentCell:
upr, lwr, type_ = data
if type_:
return tl.Fraction(
top=self.word(upr, ctx),
bottom=self.word(lwr, ctx),
stacking=self.get_stacking(type_),
renderer=self.renderer,
)
else:
return self.word(upr, ctx)
def fraction(self, data: Tuple, ctx: MTextContext) -> tl.ContentCell:
upr, lwr, type_ = data
if type_:
return tl.Fraction(
top=self.word(upr, ctx),
bottom=self.word(lwr, ctx),
stacking=self.get_stacking(type_),
# renders just the divider line:
renderer=FrameRenderer(self.current_base_attribs, self.layout),
)
else:
return self.word(upr, ctx)
def fraction(self, data: Tuple[str, str, str],
ctx: MTextContext) -> tl.ContentCell:
upr, lwr, type_ = data
if type_:
return tl.Fraction(
top=self.word(upr, ctx),
bottom=self.word(lwr, ctx),
stacking=self.get_stacking(type_),
# renders just the divider line:
renderer=FrameRenderer(self._properties, self._backend),
)
else:
return self.word(upr, ctx)
def str2cells(s: str, content=3, space=0.5):
# t ... text cell
# f ... fraction cell
# space is space
# ~ ... non breaking space (nbsp)
for c in s.lower():
if c == 't':
yield tl.Text(width=content, height=1, renderer=Rect('Text'))
elif c == 'f':
cell = tl.Text(content / 2, 1)
yield tl.Fraction(top=cell,
bottom=cell,
stacking=tl.Stacking.SLANTED,
renderer=Rect('Fraction'))
elif c == ' ':
yield tl.Space(width=space)
elif c == '~':
yield tl.NonBreakingSpace(width=space)
else:
raise ValueError(f'unknown cell type "{c}"')