✨

font_game/util.py

@@ -1,7 +1,7 @@
 import string
 import pathlib
 import time
-from PIL import ImageFont
+from PIL import ImageFont, Image, ImageDraw
 
 BASE64_DIGITS = string.digits + string.ascii_letters + "+_"
 
@@ -12,6 +12,9 @@ IMAGE_SIZE = (1800, 1200)
 
 MARGINS = 60
 
+MAKE_TESTS = True
+TEST_TEXT = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+
 def read_file(path: str) -> dict:
     with open(path, "r", encoding="utf-8") as file:
         game_dict = dict(
@@ -43,13 +46,40 @@ def gen_id() -> str:
     micro_seconds = int(time.time() * 1000000)
     return base64((micro_seconds * 9876534021204356789) % 0xfffffffffffffff)
 
+def make_test_pages(fonts: dict[str, ImageFont.FreeTypeFont]):
+    image_width = FONT_SIZE*8
+    image_height = FONT_SIZE*8
+    image_margin = FONT_SIZE//3
+    writable_area = image_width - image_margin*2
+
+    for font_name, font in fonts.items():
+        final_text = []
+        current_text = ""
+        for char in TEST_TEXT:
+            if font.getsize(current_text + char)[0] > (writable_area):
+                final_text.append(current_text)
+                current_text = char
+            else:
+                current_text += char
+
+        final_text.append(current_text)
+        im = Image.new("RGB", (image_width, image_height), (255, 255, 255))
+        drawer = ImageDraw.ImageDraw(im)
+        drawer.text(
+            (image_margin, image_margin),
+            '\n'.join(final_text),
+            (0, 0, 0),
+            font
+        )
+        im.save(f"fonts/test_pages/{font_name}.png")
+
 def make_fonts():
     with open("font-list.txt", "r", encoding="utf-8") as file_pointer:
         fonts = file_pointer.read().split("\n")
 
     image_fonts = {}
     for font_name in fonts:
-        if font_name[0] == "#":
+        if font_name == "" or font_name[0] == "#":
             continue
         font_name = font_name.replace(" ","-")
         if pathlib.Path(f"./fonts/{font_name}.TTF").is_file():
@@ -61,10 +91,17 @@ def make_fonts():
             continue
 
         font_path = f"./fonts/{font_name}.{file_type}"
-        new_font = ImageFont.truetype(font_path, FONT_SIZE)
+        tmp_font = ImageFont.truetype(font_path, FONT_SIZE)
+        letter_height = tmp_font.getsize("A")[1]
+        new_size = (FONT_SIZE**2)//letter_height
+        new_font = ImageFont.truetype(font_path, new_size)
         image_fonts[font_name] = new_font
         print(f"Successfully loaded font \033[0;32m{font_name}\033[0m")
 
+    if MAKE_TESTS:
+        make_test_pages(image_fonts)
+        print("Successfully created test pages")
+
     return image_fonts