#!/bin/bash
# regenerate the .ICO file from .PSD.
set -ex
SCRIPT_DIR="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
cd "$SCRIPT_DIR"

rm -f resources/icon.ico resources/icon*.png resources/icon*.bmp

# PNG compression for Windows 10+
for size in 256 128 64 48 32 16; do
    convert 'resources/icon.psd[0]' -filter lanczos -resize ${size}x${size} resources/icon${size}.png
    pngquant resources/icon${size}.png
    zopflipng -y resources/icon${size}-fs8.png resources/icon${size}-fs8.png
done

# BMP for Windows 7
for size in 32 16; do
    convert resources/icon${size}-fs8.png resources/icon${size}.bmp
done

# NOTE: image order is important for certain software.
convert `ls resources/icon*.bmp|sort -rV` `ls resources/icon*-fs8.png|sort -rV` resources/icon.ico

rm -f resources/icon*.png resources/icon*.bmp