54 lines
No EOL
2.1 KiB
Python
54 lines
No EOL
2.1 KiB
Python
from DesignEntity import DesignEntity
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from PIL import ImageFont, ImageDraw, ImageOps
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from Assets import path, defaultfont
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paddingcorrection = -5
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class TextDesign (DesignEntity):
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"""Object that manages all information relevant to text
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and prints it to an image"""
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def __init__ (self, size, font = None, fontsize = 12, text = "", horizontalalignment = "left", verticalalignment = "top", mask=True, truncate=True, truncate_suffix = '...'):
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super(TextDesign, self).__init__(size, mask = mask)
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if font is None:
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font = defaultfont
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self.font_family = font
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self.font_size = fontsize
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self.text = text
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self.horizontal_alignment = horizontalalignment
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self.vertical_alignment = verticalalignment
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self.truncate = truncate
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self.truncate_suffix = truncate_suffix
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def __finish_image__ (self):
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self.__font__ = self.__get_font__()
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if self.truncate:
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self.__truncate_text__()
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pos = self.__pos_from_alignment__()
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ImageDraw.Draw(self.__image__).text(pos, self.text, fill=0, font=self.__font__)
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def __truncate_text__ (self):
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if self.__font__.getsize(self.text)[0] < self.size[0]: #does not need truncating
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return
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suffix_length = self.__font__.getsize(self.truncate_suffix)[0]
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while self.__font__.getsize(self.text)[0] + suffix_length >= self.size[0]:
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self.text = self.text[0:-1]
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self.text += self.truncate_suffix
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def __pos_from_alignment__ (self):
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width, height = self.__font__.getsize(self.text)
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x, y = 0, 0
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if self.vertical_alignment == "center":
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y = int((self.size[1] / 2) - (height / 2))
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elif self.vertical_alignment == "bottom":
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y = int(self.size[1] - height)
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if self.horizontal_alignment == "center":
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x = int((self.size[0] / 2) - (width / 2))
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elif self.vertical_alignment == "right":
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x = int(self.size[0] - width)
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return (x, y + paddingcorrection)
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def __get_font__(self):
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return ImageFont.truetype(path + self.font_family, self.font_size) |