def text(x,
y,
text,
font,
fontsize=None,
align=1,
left=None,
sub_minus=False,
upper=False,
grid=False):
if fontsize is None:
fontsize = font['fontsize']
xo = x
line = []
tracking = font['tracking']
if grid:
if sub_minus:
iter_l = ('–' if c == '-' else c for c in text)
else:
iter_l = text
for character in iter_l:
try:
line.append(
(font['__gridfont__'].character_index(character), x, y))
x += (font['__gridfont__'].advance_pixel_width(character) *
fontsize + tracking)
except TypeError:
line.append((-1, x, y))
else:
if upper:
text = text.upper()
if sub_minus:
text = text.replace('-', '–')
HBB = hb.buffer_create()
cp = list(map(ord, text))
hb.buffer_add_codepoints(HBB, cp, 0, len(cp))
hb.buffer_guess_segment_properties(HBB)
hb.shape(font['__hb_font__'], HBB, [])
factor = font['__factor__']
for N, P in zip(hb.buffer_get_glyph_infos(HBB),
hb.buffer_get_glyph_positions(HBB)):
line.append((N.codepoint, x + P.x_offset * factor, y))
x += P.x_advance * factor + tracking
if align == 0:
dx = (xo - x) / 2
line = [(g[0], g[1] + dx, g[2]) for g in line]
elif align == -1:
dx = xo - x
if left is not None:
dx = max(dx, left - xo)
line = [(g[0], g[1] + dx, g[2]) for g in line]
return font['font'], fontsize, line, x - xo - tracking
def text(x, y, text, font, fontsize=None, align=1, left=None, sub_minus=False, upper=False, grid=False):
if fontsize is None:
fontsize = font["fontsize"]
xo = x
line = []
tracking = font["tracking"]
if grid:
if sub_minus:
iter_l = ("–" if c == "-" else c for c in text)
else:
iter_l = text
for character in iter_l:
try:
line.append((font["__gridfont__"].character_index(character), x, y))
x += font["__gridfont__"].advance_pixel_width(character) * fontsize + tracking
except TypeError:
line.append((-1, x, y))
else:
if upper:
text = text.upper()
if sub_minus:
text = text.replace("-", "–")
HBB = hb.buffer_create()
cp = list(map(ord, text))
hb.buffer_add_codepoints(HBB, cp, 0, len(cp))
hb.buffer_guess_segment_properties(HBB)
hb.shape(font["__hb_font__"], HBB, [])
factor = font["__factor__"]
for N, P in zip(hb.buffer_get_glyph_infos(HBB), hb.buffer_get_glyph_positions(HBB)):
line.append((N.codepoint, x + P.x_offset * factor, y))
x += P.x_advance * factor + tracking
if align == 0:
dx = (xo - x) / 2
line = [(g[0], g[1] + dx, g[2]) for g in line]
elif align == -1:
dx = xo - x
if left is not None:
dx = max(dx, left - xo)
line = [(g[0], g[1] + dx, g[2]) for g in line]
return font["font"], fontsize, line, x - xo - tracking
def _unpack_hb_buffer(HBB):
return ((N.cluster, N.codepoint, P.x_advance, P.x_offset) for N, P in zip(
hb.buffer_get_glyph_infos(HBB), hb.buffer_get_glyph_positions(HBB)))
def _unpack_hb_buffer(HBB):
return ((N.cluster, N.codepoint, P.x_advance, P.x_offset) for N, P in zip(hb.buffer_get_glyph_infos(HBB), hb.buffer_get_glyph_positions(HBB)))