gint font factory first release

.gitignore

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+*.png

LICENSE

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+Copyright (C) 2021 KikooDX
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

README

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+gint font factory
+=================
+Create image files to be used with fxsdk's fxconv.
+
+Dependencies
+------------
+Python 3, pillow
+
+Usage
+-----
+$ gff <font path> <font size> <output image>
+Example:
+$ gff "$HOME/.fonts/Kenney Future Narrow" 16 kenney_future_narrow.png
+
+SDOUT
+-----
+The script output is fxconv metadata.
+
+License
+-------
+Copyright (C) 2021 KikooDX <kikoodx@paranoici.org>
+The content of this repository is under the 0BSD license.
+See LICENSE for more informations.

gff

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+#!/usr/bin/env python3
+from sys import argv
+from PIL import Image, ImageDraw, ImageFont
+
+if (len(argv) != 4):
+    raise BaseException("Three arguments expected: " + \
+        "<font path> <font size> <output image>")
+
+font_path = argv[1]
+font_size = int(argv[2])
+image_out = argv[3]
+
+mode = '1' # 1-bit depth
+background_color = (1) # white
+foreground_color = (0) # black
+
+# load font
+font = ImageFont.truetype(font_path, font_size)
+
+# find max char size
+char_width = 0
+char_height = 0
+for i in range(95):
+    bbox = list(font.getbbox(chr(32 + i)))
+    # don't you dare overlap
+    if (bbox[0] < 0):
+        bbox[2] = -bbox[0]
+    if (bbox[1] < 0):
+        bbox[3] -= bbox[1]
+    if bbox[2] > char_width:
+        char_width = bbox[2]
+    if bbox[3] > char_height:
+        char_height = bbox[3]
+
+image_out_width = char_width * 16
+image_out_height = char_height * 6
+
+# fxconv metadata
+print(f"{image_out.split('/')[-1]}:")
+print("  type: font")
+print("  charset: print")
+print(f"  grid.size: {char_width}x{char_height}")
+
+# create image
+im = Image.new(mode, (image_out_width, image_out_height))
+
+# draw
+draw = ImageDraw.Draw(im)
+draw.rectangle((0, 0, image_out_width, image_out_height), fill=background_color)
+
+x = -char_width
+y = 0
+for i in range(95):
+    x += char_width
+    char = chr(32 + i)
+    bbox = font.getbbox(char)
+    x_mod = 0
+    y_mod = 0
+    # don't you dare overlap
+    if (bbox[0] < 0):
+        x_mod = -bbox[0]
+    if (bbox[1] < 0):
+        y_mod = -bbox[1]
+    if i != 0 and i % 16 == 0:
+        x = 0
+        y += char_height
+    draw.text((x + x_mod, y + y_mod), char, fill=foreground_color, font=font)
+
+# save
+im.save(image_out)