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Load FIGlet font format
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commit
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@ -29,6 +29,7 @@
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"Bresenham's",
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"cmdpxl",
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"DIALOGEX",
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"Figlet",
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"Fira",
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"fudgedness",
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"getpid",
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@ -1,6 +1,7 @@
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appscript==1.2.2; sys_platform == 'darwin'
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Pillow==9.5.0
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psutil==5.9.0
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pyfiglet==0.8.post1
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# PyGObject==3.42.1
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pyperclip==1.8.2
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pyxdg==0.28
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@ -34,6 +34,7 @@ from textual.widgets import Button, Static, Input, Header, RadioSet, RadioButton
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from textual.binding import Binding
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from textual.color import Color
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from PIL import Image, UnidentifiedImageError
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from pyfiglet import Figlet, FigletFont
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from menus import MenuBar, Menu, MenuItem, Separator
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from windows import Window, DialogWindow, CharacterSelectorDialogWindow, MessageBox, get_warning_icon, get_question_icon
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@ -241,37 +242,29 @@ class MetaGlyphFont:
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self.load()
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def load(self):
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"""Load the font from the file.
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"""Load the font from the .flf FIGlet font file."""
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# fig = Figlet(font=self.file_path) # gives FontNotFound error!
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# Figlet constructor only supports looking for installed fonts.
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# I could install the font, with FigletFont.installFonts,
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# maybe with some prefixed name, but I don't want to do that.
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The format is simply the rows of each glyph. There is no more separation between glyphs than between rows of a glyph.
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TODO: support loading FIGlet fonts
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"""
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with open(self.file_path, "r") as f:
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i = 0
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glyph: list[str] = []
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for line in f:
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if line.startswith("#"):
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continue
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# Note that whitespace should be preserved.
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line = line.rstrip("\n")
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if i % self.height == 0:
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glyph = []
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ch_code = i // self.height
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# this makes more characters work
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# TODO: figure out what's wrong
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# I might've been confused by different character sets when making the font
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ch_code = (ch_code - 2) % 256
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ch_byte = bytes([ch_code])
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ch = ch_byte.decode('cp437')
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if ch in self.covered_characters:
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self.glyphs[ch] = glyph
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glyph.append(line)
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i += 1
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with open(self.file_path) as f:
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flf = f.read()
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fig_font = FigletFont()
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fig_font.data = flf
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fig_font.loadFont()
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fig = Figlet()
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# fig.setFont(font=fig_font) # nope, that's also looking for a font name
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fig.font = self.file_path # may not be used
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fig.Font = fig_font # this feels so wrong
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for char in self.covered_characters:
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meta_glyph = fig.renderText(char) # type: ignore
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self.glyphs[char] = meta_glyph.split("\n")
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covered_characters = R""" !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~"""
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meta_glyph_fonts: dict[int, MetaGlyphFont] = {
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2: MetaGlyphFont(os.path.join(os.path.dirname(__file__), "../../NanoTiny_v14_2x2.txt"), 2, 2, covered_characters),
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# 4: MetaGlyphFont(os.path.join(os.path.dirname(__file__), "../../NanoTiny_v14_4x4.txt"), 4, 4, covered_characters),
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2: MetaGlyphFont(os.path.join(os.path.dirname(__file__), "../../NanoTiny_v14_2x2.flf"), 2, 2, covered_characters),
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# 4: MetaGlyphFont(os.path.join(os.path.dirname(__file__), "../../NanoTiny_v14_4x4.flf"), 4, 4, covered_characters),
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# TODO: less specialized (more practical) fonts for larger sizes
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}
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