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#!/usr/bin/env bash
# Icon guidlines for MacOS:
# https://developer.apple.com/design/human-interface-guidelines/macos/icons-and-images/app-icon/
#
# Icon guidlines for Windows:
# https://docs.microsoft.com/en-us/windows/uwp/design/style/app-icons-and-logos#target-size-app-icon-assets
# https://docs.microsoft.com/en-us/windows/win32/uxguide/vis-icons
set -eu
if ! command -v convert > /dev/null; then
echo >&2 "convert (imagemagick) is required to run this script"
exit 1
fi
if ! command -v rsvg-convert > /dev/null; then
echo >&2 "rsvg-convert (librsvg) is required to run this script"
exit 1
fi
if ! command -v iconutil > /dev/null; then
echo >&2 "iconutil is required to run this script"
exit 1
fi
SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
cd "$SCRIPT_DIR"
GRAPHICS_DIR="../../graphics"
DIST_ASSETS_DIR="../../dist-assets"
SVG_SOURCE_PATH="$GRAPHICS_DIR/icon.svg"
TMP_DIR=$(mktemp -d)
TMP_ICO_DIR="$TMP_DIR/ico"
TMP_ICONSET_DIR="$TMP_DIR/icon.iconset"
mkdir $TMP_ICONSET_DIR
mkdir $TMP_ICO_DIR
COMPRESSION_OPTIONS="-define png:compression-filter=5 -define png:compression-level=9 \
-define png:compression-strategy=1 -define png:exclude-chunk=all -strip"
# macOS .icns icon
for icon in "$GRAPHICS_DIR/macOS"/*; do
cp "$icon" "$TMP_ICONSET_DIR"/
done
iconutil --convert icns --output "$DIST_ASSETS_DIR/icon-macos.icns" "$TMP_ICONSET_DIR"
rm "$TMP_ICONSET_DIR"/*
# Linux .icns icon
for size in 16 32 128 256 512; do
double_size=$[$size * 2]
rsvg-convert -o $TMP_ICONSET_DIR/icon-$size.png -w $size -h $size $SVG_SOURCE_PATH
rsvg-convert -o $TMP_ICONSET_DIR/icon-$size@2x.png -w $double_size -h $double_size \
$SVG_SOURCE_PATH
done
iconutil --convert icns --output $DIST_ASSETS_DIR/icon.icns $TMP_ICONSET_DIR
rm -rf $TMP_ICONSET_DIR
# Windows .ico icon
for size in 16 20 24 30 32 36 40 48 60 64 72 80 96 256 512; do
rsvg-convert -o $TMP_ICO_DIR/$size.png -w $size -h $size $SVG_SOURCE_PATH
done
convert $TMP_ICO_DIR/* $COMPRESSION_OPTIONS $DIST_ASSETS_DIR/icon.ico
rm -rf $TMP_ICO_DIR
# Windows installer sidebar
# "bmp3" specifies the Windows 3.x format which is required for the image to be displayed
sidebar_path="$TMP_DIR/sidebar.png"
sidebar_logo_size=234
rsvg-convert -o $sidebar_path -w $sidebar_logo_size -h $sidebar_logo_size $SVG_SOURCE_PATH
convert -background "#294D73" $sidebar_path \
-gravity center -extent ${sidebar_logo_size}x314 \
-gravity west -crop 164x314+10+0 bmp3:$DIST_ASSETS_DIR/windows/installersidebar.bmp
rm $sidebar_path
# GUI notification icon
rsvg-convert -o ../assets/images/icon-notification.png -w 128 -h 128 $SVG_SOURCE_PATH
# GUI in app icon
cp "$SVG_SOURCE_PATH" ../assets/images/logo-icon.svg
rmdir $TMP_DIR
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