2023-02-24 20:39:49 +00:00
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#!/usr/bin/env bash
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# requires imagemagick and png2icns (usually found in libicns)
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2023-02-24 20:47:56 +00:00
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convert logo.svg logo.png
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2023-02-24 20:39:49 +00:00
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convert \
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-density 300 \
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-define icon:auto-resize=256,128,96,64,48,32,16 \
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-background none \
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logo.svg logo.ico
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# see: https://gist.github.com/plroebuck/af19a26c908838c7f9e363c571199deb
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icnsfilename="logo"
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iconsetdirname=$(mktemp -d -t logo-XXXXXXXXXX)
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sizes=( 16 32 128 256 512 )
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#densities=( 72 144 )
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densities=( 72 )
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for size in "${sizes[@]}"
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do
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dimen="${size}x${size}"
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for density in "${densities[@]}"
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do
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if [ "${density}" == "72" ];
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then
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## std
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resolution="${dimen}"
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scale=""
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else
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## hires
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resolution="$(( $size * 2 ))x$(( $size * 2 ))"
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scale="@2x"
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fi
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pngfilename="${iconsetdirname}/icon_${dimen}${scale}.png"
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#echo \
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convert \
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-background "none" \
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-density "${density}" \
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-resize "${resolution}!" \
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-units "PixelsPerInch" \
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logo.svg "${pngfilename}"
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if [ "$?" -ne 0 ]; then
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echo "error creating icon file: ${pngfilename}" >&2
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exit 1
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else
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echo "wrote temp icon file: ${pngfilename}" >&2
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fi
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done
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done
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png2icns logo.icns "${iconsetdirname}"/icon_*.png
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