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Implemented truncating to size of design

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This commit is contained in:
Maximilian Giller 2019-03-03 16:45:06 +01:00
parent d9bb84b4c3
commit b61ebd2d36
1 changed files with 13 additions and 2 deletions
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15
Calendar/TextDesign.py
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@ -7,7 +7,7 @@ paddingcorrection = -5
class TextDesign (DesignEntity):
"""Object that manages all information relevant to text
and prints it to an image"""
def __init__ (self, size, font = None, fontsize = 12, text = "", horizontalalignment = "left", verticalalignment = "top", mask=True):
def __init__ (self, size, font = None, fontsize = 12, text = "", horizontalalignment = "left", verticalalignment = "top", mask=True, truncate=True, truncate_suffix = '...'):
super(TextDesign, self).__init__(size, mask = mask)
if font is None:
font = defaultfont
@ -16,13 +16,24 @@ class TextDesign (DesignEntity):
self.text = text
self.horizontal_alignment = horizontalalignment
self.vertical_alignment = verticalalignment
self.truncate = truncate
self.truncate_suffix = truncate_suffix
def __finish_image__ (self):
self.__init_image__()
self.__font__ = self.__get_font__()
if self.truncate:
self.__truncate_text__()
pos = self.__pos_from_alignment__()
ImageDraw.Draw(self.__image__).text(pos, self.text, fill=0, font=self.__font__)
def __truncate_text__ (self):
if self.__font__.getsize(self.text)[0] < self.size[0]: #does not need truncating
return
suffix_length = self.__font__.getsize(self.truncate_suffix)[0]
while self.__font__.getsize(self.text)[0] + suffix_length >= self.size[0]:
self.text = self.text[0:-1]
self.text += self.truncate_suffix
def __pos_from_alignment__ (self):
width, height = self.__font__.getsize(self.text)
x, y = 0, 0