#!/usr/bin/env python3
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"""Generate TagLauncher app icon — two overlapping tags (red + blue) on macOS squircle."""
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from PIL import Image, ImageDraw, ImageFilter
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import math, os, subprocess, tempfile
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SIZE = 1024
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PROJECT_DIR = os.path.dirname(os.path.abspath(__file__))
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def rounded_rectangle_mask(size, radius):
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mask = Image.new("L", (size, size), 0)
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draw = ImageDraw.Draw(mask)
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draw.rounded_rectangle([(0, 0), (size-1, size-1)], radius=radius, fill=255)
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return mask
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def draw_tag(cx, cy, width, height, color, angle_deg, hole_ratio=0.22):
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padding = int(width * 1.5)
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tag_img = Image.new("RGBA", (padding*2, padding*2), (0,0,0,0))
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tag_draw = ImageDraw.Draw(tag_img)
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x0 = padding - width//2
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y0 = padding - height//2
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x1 = padding + width//2
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y1 = padding + height//2
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r = int(min(width, height) * 0.18)
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tag_draw.rounded_rectangle([x0, y0, x1, y1], radius=r, fill=color)
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hole_r = int(width * hole_ratio)
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hole_x = padding + width//2 - int(width * 0.22)
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hole_y = padding - height//2 + int(height * 0.2)
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tag_draw.ellipse(
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[hole_x - hole_r, hole_y - hole_r, hole_x + hole_r, hole_y + hole_r],
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fill=(0,0,0,0)
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)
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tag_img = tag_img.rotate(angle_deg, resample=Image.BICUBIC, expand=True)
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return tag_img
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# --- Build the icon ---
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img = Image.new("RGBA", (SIZE, SIZE), (0,0,0,0))
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squircle_r = int(SIZE * 0.225)
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bg_mask = rounded_rectangle_mask(SIZE, squircle_r)
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bg_color = Image.new("RGBA", (SIZE, SIZE), (240, 241, 245, 255))
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img = Image.composite(bg_color, img, bg_mask)
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red_color = (220, 45, 85, 255)
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blue_color = (45, 130, 220, 255)
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tag_w = int(SIZE * 0.42)
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tag_h = int(SIZE * 0.55)
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red_tag = draw_tag(0, 0, tag_w, tag_h, red_color, -8)
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red_x = SIZE//2 - red_tag.width//2
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red_y = SIZE//2 - red_tag.height//2 - int(SIZE * 0.04)
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tag_w2 = int(SIZE * 0.46)
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tag_h2 = int(SIZE * 0.58)
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blue_tag = draw_tag(0, 0, tag_w2, tag_h2, blue_color, 12)
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blue_x = SIZE//2 - blue_tag.width//2 + int(SIZE * 0.02)
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blue_y = SIZE//2 - blue_tag.height//2 + int(SIZE * 0.03)
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# Drop shadows
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shadow = blue_tag.copy()
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shadow_data = shadow.getdata()
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shadow.putdata([(0,0,0, min(a//4, 80)) if a > 0 else (0,0,0,0) for (r,g,b,a) in shadow_data])
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shadow = shadow.filter(ImageFilter.GaussianBlur(radius=SIZE*0.025))
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img.paste(shadow, (blue_x+int(SIZE*0.015), blue_y+int(SIZE*0.02)), shadow)
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img.paste(blue_tag, (blue_x, blue_y), blue_tag)
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shadow2 = red_tag.copy()
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shadow_data2 = shadow2.getdata()
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shadow2.putdata([(0,0,0, min(a//3, 80)) if a > 0 else (0,0,0,0) for (r,g,b,a) in shadow_data2])
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shadow2 = shadow2.filter(ImageFilter.GaussianBlur(radius=SIZE*0.02))
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img.paste(shadow2, (red_x+int(SIZE*0.01), red_y+int(SIZE*0.015)), shadow2)
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img.paste(red_tag, (red_x, red_y), red_tag)
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mask = rounded_rectangle_mask(SIZE, squircle_r)
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img.putalpha(mask)
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# --- Save PNG variants to temp .iconset, then generate .icns ---
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with tempfile.TemporaryDirectory() as tmpdir:
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iconset = os.path.join(tmpdir, "AppIcon.iconset")
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os.makedirs(iconset)
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variants = [
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("icon_16x16.png", 16),
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("icon_16x16@2x.png", 32),
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("icon_32x32.png", 32),
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("icon_32x32@2x.png", 64),
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("icon_128x128.png", 128),
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("icon_128x128@2x.png", 256),
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("icon_256x256.png", 256),
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("icon_256x256@2x.png", 512),
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("icon_512x512.png", 512),
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("icon_512x512@2x.png", 1024),
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]
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for name, size in variants:
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resized = img.resize((size, size), Image.LANCZOS)
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path = os.path.join(iconset, name)
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resized.save(path, "PNG", optimize=True)
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print(f" {name} ({size}x{size}): {os.path.getsize(path):,}B")
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# Generate .icns to project root
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out_icns = os.path.join(PROJECT_DIR, "icon-icns.icns")
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subprocess.run(["iconutil", "-c", "icns", iconset, "-o", out_icns], check=True)
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icns_size = os.path.getsize(out_icns)
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print(f"\nGenerated: {out_icns} ({icns_size:,}B, {icns_size/1024:.0f}KB)")
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# Also save 1024x1024 preview
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preview_path = os.path.join(PROJECT_DIR, "icon_preview.png")
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img.save(preview_path, "PNG", optimize=True)
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print(f"Preview: {preview_path}")
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