m.giller/E-Paper-Calendar
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Implemented basic wraping

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This commit is contained in:
Maximilian Giller 2019-03-05 22:09:55 +01:00
parent 1b92692b51
commit 0291c24e23
1 changed files with 10 additions and 3 deletions
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13
Calendar/TextDesign.py
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@ -1,13 +1,14 @@
from DesignEntity import DesignEntity
from PIL import ImageFont, ImageDraw, ImageOps
from Assets import path, defaultfont
from TextWraper import wrap_text_with_font
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, truncate=True, truncate_suffix = '...'):
def __init__ (self, size, font = None, fontsize = 12, text = "", horizontalalignment = "left", verticalalignment = "top", mask=True, truncate=True, truncate_suffix = '...', wrap=False):
super(TextDesign, self).__init__(size, mask = mask)
if font is None:
font = defaultfont
@ -18,11 +19,14 @@ class TextDesign (DesignEntity):
self.vertical_alignment = verticalalignment
self.truncate = truncate
self.truncate_suffix = truncate_suffix
self.wrap = wrap
def __finish_image__ (self):
self.__font__ = self.__get_font__()
if self.truncate:
if self.wrap is False and self.truncate:
self.__truncate_text__()
if self.wrap:
self.__wrap_text__()
pos = self.__pos_from_alignment__()
ImageDraw.Draw(self.__image__).text(pos, self.text, fill=0, font=self.__font__)
@ -30,7 +34,7 @@ class TextDesign (DesignEntity):
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]:
while len(self.text) > 1 and self.__font__.getsize(self.text)[0] + suffix_length >= self.size[0]:
self.text = self.text[0:-1]
self.text += self.truncate_suffix
@ -50,5 +54,8 @@ class TextDesign (DesignEntity):
return (x, y + paddingcorrection)
def __wrap_text__ (self):
self.text = wrap_text_with_font(self.text, self.size[0], self.__font__)
def __get_font__(self):
return ImageFont.truetype(path + self.font_family, self.font_size)