def task_7():
'''
@summary: calculate scaling of wrapped text
'''
print '>> task 7 - calculate best font size and scaling for wrapped text\n'
box_height = 400
box_width = 800
text = 'Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est'
line_cnt = split_lib.opt_line_cnt(box_width, box_height, text)
line_txt_objs = split_lib.split_to_line_objects_v2(text, line_cnt, ' ')
line_txt_objs.sort(key=lambda x: len(x), reverse=True)
longest_line = line_txt_objs[0]
dst_line_height = 1.0 * box_height / len(line_txt_objs)
text_box = TextBox(box_width, dst_line_height)
text_box.set_text(str(longest_line))
scaling_params = text_box.get_scaling_advanced()
print 'best font size:\t{font_size}\n' \
'width_scaling:\t{width_scale}\n' \
'height_scale:\t{height_scale}'.format(**scaling_params)
print 50*'-'
def task_6():
'''
@summary: calculate line cnt for best scaling
'''
print '>> task 6 - calculate best line count fitting to box ratio\n'
box_height = 400
box_width = 800
text = 'Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est'
line_cnt = split_lib.opt_line_cnt(box_width, box_height, text)
lines = split_lib.split_to_line_objects_v2(text, line_cnt, ' ')
for l in lines: print len(l), str(l);
print 50*'-'
