televex/print/tools/asciiWriter/text.py

55 lines
1.5 KiB
Python

# -*- coding: utf-8 -*-
from .wrap_single_line import wrap_single_line
from .utils import translate, merge
def make_column(text, line_width=50, height=200, use_hyphenator=None, line_offset=0):
lines = []
remaining = text
while remaining and len(lines) < height:
if callable(line_width):
width = line_width(len(lines), height)
else:
width = line_width
if callable(line_offset):
offset = line_offset(len(lines), height)
else:
offset = line_offset
line, remaining = wrap_single_line(remaining, width, use_hyphenator=use_hyphenator, replace_whitespace=False, drop_whitespace=True)
line = list(line)
if offset != 0:
line = [None for _ in range(offset)] + line
lines.append(line)
return lines, remaining
def make_multi_column(text, height=200, column_width=40, column_count=2, column_gap=5, use_hyphenator=None, space_char=None):
# todo: vertical offset?
remaining = text
i = 0
columns = []
while remaining and i < column_count:
column, remaining = make_column(remaining, line_width=column_width, height=height, use_hyphenator=use_hyphenator)
if i > 0:
offset = (column_width + column_gap) * i
column = translate(column, x=offset, y=0)
columns.append(column)
i += 1
width = (column_width + column_gap) * column_count
lines = merge(width, height, space_char, columns)
return lines, remaining
if __name__ == '__main__':
print(make_column('Hello world!', line_width=25, height=10))