64 lines
2.0 KiB
Python
64 lines
2.0 KiB
Python
"""节拍行者封面生成：1080x1920 深色底 + 游戏名 + 玩法提示。"""
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import math
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import os
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from PIL import Image, ImageDraw, ImageFont
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W, H = 1080, 1920
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ROOT = "/home/xsl/SoundGame/web/rhythm"
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FONT = os.path.join(ROOT, "gen", "NotoSansSC-Bold.ttf")
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img = Image.new("RGB", (W, H), (10, 12, 24))
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d = ImageDraw.Draw(img)
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# 底部到中部渐亮
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for y in range(H):
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t = y / H
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r = int(10 + 20 * t)
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g = int(12 + 14 * t)
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b = int(24 + 46 * t)
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d.line([(0, y), (W, y)], fill=(r, g, b))
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# 律动音柱装饰（模拟频谱柱，青/品红双色）
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bars = 24
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bw = W // bars
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for i in range(bars):
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h = int(120 + 260 * abs(math.sin(i * 1.7) * 0.6 + math.sin(i * 0.9) * 0.4))
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color = (0, 229, 255) if i % 2 == 0 else (255, 64, 129)
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x0 = i * bw + 8
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d.rounded_rectangle([x0, H - 320 - h, x0 + bw - 16, H - 320], 10, fill=color)
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# 顶部镜像倒影（暗一些）
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dim = tuple(c // 3 for c in color)
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d.rounded_rectangle([x0, 260, x0 + bw - 16, 260 + h // 2], 10, fill=dim)
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# 节拍圆点（四四拍）
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for i in range(4):
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cx = W // 2 - 180 + i * 120
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cy = H - 180
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fill = (255, 215, 64) if i == 0 else (60, 66, 90)
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d.ellipse([cx - 28, cy - 28, cx + 28, cy + 28], fill=fill)
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f_title = ImageFont.truetype(FONT, 220)
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f_sub = ImageFont.truetype(FONT, 56)
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f_small = ImageFont.truetype(FONT, 40)
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title = "节拍行者"
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bbox = d.textbbox((0, 0), title, font=f_title)
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tw = bbox[2] - bbox[0]
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ty = H // 2 - 260
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# 描边阴影 + 主字
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d.text((W // 2 - tw // 2 + 6, ty + 8), title, font=f_title, fill=(0, 0, 0))
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d.text((W // 2 - tw // 2, ty), title, font=f_title, fill=(240, 245, 255))
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sub = "听音踩点 · 跟上节拍"
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bbox = d.textbbox((0, 0), sub, font=f_sub)
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d.text((W // 2 - (bbox[2] - bbox[0]) // 2, ty + 300), sub, font=f_sub, fill=(0, 229, 255))
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hint = "滑上下左右 · 单击 · 双击"
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bbox = d.textbbox((0, 0), hint, font=f_small)
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d.text((W // 2 - (bbox[2] - bbox[0]) // 2, ty + 410), hint, font=f_small, fill=(150, 160, 190))
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out = os.path.join(ROOT, "cover.png")
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img.save(out)
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print("saved", out, img.size)
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