32 lines
1.1 KiB
Python
32 lines
1.1 KiB
Python
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"""render_text.py — pre-render specific Chinese strings to C arrays"""
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from PIL import Image, ImageFont, ImageDraw
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def render(ttf, texts, size, var_prefix):
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font = ImageFont.truetype(ttf, size)
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for name, text in texts:
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w = font.getbbox(text)[2]
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h = size + 4
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img = Image.new("L", (w, h), 0)
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draw = ImageDraw.Draw(img)
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draw.text((0, 2), text, font=font, fill=255)
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pixels = list(img.tobytes())
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print(f"/* {text} — {w}x{h} */")
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print(f"static const int {var_prefix}_{name}_w = {w};")
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print(f"static const int {var_prefix}_{name}_h = {h};")
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print(f"static const unsigned char {var_prefix}_{name}_data[{w}*{h}] = {{")
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for y in range(h):
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row = ", ".join(str(pixels[y*w + x]) for x in range(w))
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print(f" {row},")
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print("};")
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print()
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texts = [
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("welcome", "欢迎使用 Deshab"),
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("setup", "接下来让我们来引导你设置你的系统"),
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]
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# Generate for multiple sizes
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for sz in [24]:
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print(f"// ===== size={sz}px =====")
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render("SYSTEM/system/font/simhei.ttf", texts, sz, f"txt{sz}")
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