def __init__(self,
content,
contentSize,
color=COLOR["LIGHT"]["MAIN_COLOR"],
font_size=20,
**kwargs):
super(ShortenText, self).__init__(**kwargs)
texture = Short(text=content,
color=color,
text_size=[contentSize[0], None],
shorten=True,
shorten_from="right",
split_str="",
font_size=font_size)
texture.refresh()
if texture.texture.height < contentSize[1]:
texture.text_size = texture.texture.size
else:
texture.text_size = contentSize
texture.max_lines = 5
texture.render()
texture.refresh()
self.texture = Image(texture=texture.texture,
pos_hint={
"x": 0,
"top": 1
})
self.size_hint = [None, None]
self.size = texture.texture.size
self.add_widget(self.texture)
def _calculate_optimum_font_size(self):
#cw = self._calculate_widths()
words = list(self._iterate_words())
text = ' '.join([x.text for x in words])
font_size = WORD_FONTSIZE
corelabel = CoreLabel(text=text, font_name=words[0].font_name)
padding = words[0].padding * len(words)
# too many words ?
if padding > self.width / 2:
padding = int(self.width / 2 / len(words))
for word in words:
word.padding = padding
else:
for word in words:
word.padding = Word.padding.defaultvalue
while True:
corelabel.options['font_size'] = sp(font_size)
w, h = corelabel.render()
if w < self.width - padding:
break
font_size -= 1
font_size = sp(font_size)
if font_size != words[0].font_size:
for word in words:
word.font_size = font_size
word.texture_update()
