def render(self, size, focus=False):
fixed_size(size) # complain if parameter is wrong
a = None
ai = ak = 0
o = []
rows = self.font.height
attrib = self.attrib+[(None,len(self.text))]
for ch in self.text:
if not ak:
a, ak = attrib[ai]
ai += 1
ak -= 1
width = self.font.char_width(ch)
if not width:
# ignore invalid characters
continue
c = self.font.render(ch)
if a is not None:
c = CompositeCanvas(c)
c.fill_attr(a)
o.append((c, None, False, width))
if o:
canv = CanvasJoin(o)
else:
canv = TextCanvas([""]*rows, maxcol=0,
check_width=False)
canv = CompositeCanvas(canv)
canv.set_depends([])
return canv
def render(self, size, focus=False):
"""
Return the pre-rendered canvas.
"""
fixed_size(size)
return self._canvas