ZacharyZhang-NY
b7fca0146d
ElyDoc, ElyTable, ElyShow (LibreOfficeKit), ElyPDF (MuPDF), ElyTree (Git), ElyMark (Milkdown and CodeMirror in CEF). ElyMail and ElyAgent follow.
88 lines
3.7 KiB
Bash
Executable File
88 lines
3.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Each app: macOS squircle, shapeless Linux and Windows icons.
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set -euo pipefail
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root=$(cd "$(dirname "$0")/../.." && pwd)
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icons=$root/assets/icons
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work=$(mktemp -d)
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trap 'rm -rf "$work"' EXIT
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fail() {
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echo "FAIL: $*" >&2
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exit 1
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}
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[ "$(uname)" = Darwin ] || {
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echo "SKIP icons: macOS only (AppKit renders the masters)"
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exit 0
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}
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python3 -c 'import PIL' 2>/dev/null || {
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echo "SKIP icons: no Pillow"
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exit 0
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}
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swiftc -O -o "$work/icon" "$root/packaging/icons/icon.swift"
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# The master build.sh uses at `px`; small cut below 48.
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master() { # slug, variant, px
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local small=$icons/$1-small$2.svg
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if [ "$3" -lt 48 ] && [ -f "$small" ]; then echo "$small"; else echo "$icons/$1$2.svg"; fi
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}
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count=0
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while IFS=$'\t' read -r slug _; do
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for file in "$slug.svg" "$slug-macos.svg" "$slug.icns" "$slug.png" "$slug.ico"; do
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[ -s "$icons/$file" ] || fail "no $icons/$file; run packaging/icons/build.sh"
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done
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for made in icns png ico; do
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for source in "$icons/$slug".svg "$icons/$slug"-*.svg; do
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[ "$source" -nt "$icons/$slug.$made" ] && fail "$slug.$made is older than $(basename "$source"); run packaging/icons/build.sh"
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done
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done
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# Every shipped size, rendered afresh from its master.
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mkdir "$work/$slug"
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for px in 16 24 32 48 64 128 256 512 1024; do
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"$work/icon" "$px" "$(master "$slug" "" "$px")" "$work/$slug/plain-$px.png"
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"$work/icon" "$px" "$(master "$slug" -macos "$px")" "$work/$slug/macos-$px.png"
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done
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iconutil -c iconset -o "$work/$slug.iconset" "$icons/$slug.icns"
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python3 - "$icons" "$slug" "$work" <<'EOF' || fail "$slug: the rendered icons are wrong"
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import os, sys
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from PIL import Image
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icons, slug, work = sys.argv[1:]
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def raw(image):
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# Premultiplied: colour under zero alpha is not drawn.
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data = image.convert("RGBA").tobytes()
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out = bytearray(data)
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for i in range(0, len(data), 4):
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for c in range(3):
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out[i + c] = data[i + c] * data[i + 3] // 255
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return out
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def same(made, px, variant, what, most=1.0):
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want = raw(Image.open(f"{work}/{slug}/{variant}-{px}.png"))
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got = raw(made)
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assert len(got) == len(want), f"{what}: {made.size}, not {px}"
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off = sum(abs(a - b) for a, b in zip(got, want)) / len(got)
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assert off < most, f"{what} is not its master (off {off:.2f})"
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# Shapeless: the mark alone, no container behind it.
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mark = Image.open(f"{icons}/{slug}.png")
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same(mark, 512, "plain", "png")
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assert mark.convert("RGBA").getpixel((0, 0))[3] == 0, "a container behind the mark"
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ico = Image.open(f"{icons}/{slug}.ico")
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assert sorted(ico.info["sizes"]) == [(s, s) for s in (16, 24, 32, 48, 64, 128, 256)], ico.info["sizes"]
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for size in ico.info["sizes"]:
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layer = ico.ico.getimage(size)
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same(layer, size[0], "plain", f"ico {size[0]}")
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corners = [(0, 0), (size[0] - 1, 0), (0, size[0] - 1), (size[0] - 1, size[0] - 1)]
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assert all(layer.convert("RGBA").getpixel(at)[3] == 0 for at in corners), f"ico {size[0]}: a container"
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names = sorted(os.listdir(f"{work}/{slug}.iconset"))
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assert len(names) == 10, names
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for name in names:
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made = Image.open(f"{work}/{slug}.iconset/{name}")
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# macOS stores 16 and 32 px lossily.
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same(made, made.width, "macos", f"icns {name}", 8.0 if name in ("icon_16x16.png", "icon_32x32.png") else 1.0)
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# Squircle: Apple's margin is clear, the body's middle is solid.
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big = Image.open(f"{work}/{slug}.iconset/icon_512x512@2x.png").convert("RGBA")
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assert big.getpixel((40, 512))[3] == 0 and big.getpixel((150, 150))[3] == 0, "not a squircle"
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assert big.getpixel((512, 110))[3] == 255, "no body"
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EOF
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count=$((count + 1))
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done <"$root/packaging/apps.tsv"
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[ "$count" -eq 8 ] || fail "checked $count apps, expected 8"
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echo "icons: 8 apps, squircle on macOS, shapeless on Linux and Windows"
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