added png2icns script and icns version of logo

Author: ErikBjare

logo/logo.icns

@@ -0,0 +1,85 @@
+#!/bin/sh
+#
+# Originally developed by dave@bitboss.ca
+#   https://github.com/bitboss-ca/png2icns
+
+
+# Exec Paths
+SIPS='/usr/bin/sips'
+ICONUTIL='/usr/bin/iconutil'
+if [ ! -x "${SIPS}" ]; then
+	echo "Cannot find required SIPS executable at: ${SIPS}" >&2
+	exit 1;
+fi
+if [ ! -x "${ICONUTIL}" ]; then
+	echo "Cannot find required ICONUTIL executable at: ${ICONUTIL}" >&2
+	exit 1;
+fi
+
+# Parameters
+SOURCE=$1
+
+# Get source image
+if [ -z "${SOURCE}" ]; then
+	echo "No source image specified, searching in current directory...\c"
+	SOURCE=$( ls *.png | head -n1 )
+	if [ -z "${SOURCE}" ]; then
+		echo "No source image specified and none found."
+		exit 1;
+	else
+		echo "FOUND";
+	fi
+fi
+
+
+# File Infrastructure
+NAME=$(basename "${SOURCE}")
+EXT="${NAME##*.}"
+BASE="${NAME%.*}"
+ICONSET="${BASE}.iconset"
+
+# Debug Info
+echo "SOURCE: ${SOURCE}"
+echo "NAME: $NAME"
+echo "BASE: $BASE"
+echo "EXT: $EXT"
+echo "ICONSET: $ICONSET"
+
+# Get source image info
+SRCWIDTH=$( $SIPS -g pixelWidth "${SOURCE}" | tail -n1 | awk '{print $2}')
+SRCHEIGHT=$( $SIPS -g pixelHeight "${SOURCE}" | tail -n1 | awk '{print $2}' )
+SRCFORMAT=$( $SIPS -g format "${SOURCE}" | tail -n1 | awk '{print $2}' )
+
+# Debug Info
+echo "SRCWIDTH: $SRCWIDTH"
+echo "SRCHEIGHT: $SRCHEIGHT"
+echo "SRCFORMAT: $SRCFORMAT"
+
+# Check The Source Image
+if [ "x${SRCWIDTH}" != "x1024" ] || [ "x${SRCHEIGHT}" != "x1024" ]; then
+	echo "ERR: Source image should be 1024 x 1024 pixels." >&2
+	exit 1;
+fi
+if [ "x${SRCFORMAT}" != "xpng" ]; then
+	echo "ERR: Source image format should be png." >&2
+	exit 1;
+fi
+
+# Resample image into iconset
+mkdir "${ICONSET}"
+$SIPS -s format png --resampleWidth 1024 "${SOURCE}" --out "${ICONSET}/icon_512x512@2x.png" > /dev/null 2>&1
+$SIPS -s format png --resampleWidth 512 "${SOURCE}" --out "${ICONSET}/icon_512x512.png" > /dev/null 2>&1
+cp  "${ICONSET}/icon_512x512.png"  "${ICONSET}/icon_256x256@2x.png"
+$SIPS -s format png --resampleWidth 256 "${SOURCE}" --out "${ICONSET}/icon_256x256.png" > /dev/null 2>&1
+cp  "${ICONSET}/icon_256x256.png"  "${ICONSET}/icon_128x128@2x.png"
+$SIPS -s format png --resampleWidth 128 "${SOURCE}" --out "${ICONSET}/icon_128x128.png" > /dev/null 2>&1
+$SIPS -s format png --resampleWidth 64 "${SOURCE}" --out "${ICONSET}/icon_32x32@2x.png" > /dev/null 2>&1
+$SIPS -s format png --resampleWidth 32 "${SOURCE}" --out "${ICONSET}/icon_32x32.png" > /dev/null 2>&1
+cp  "${ICONSET}/icon_32x32.png"  "${ICONSET}/icon_16x16@2x.png"
+$SIPS -s format png --resampleWidth 16 "${SOURCE}" --out "${ICONSET}/icon_16x16.png" > /dev/null 2>&1
+
+# Create an icns file from the iconset
+$ICONUTIL -c icns "${ICONSET}"
+
+# Clean up the iconset
+rm -rf "${ICONSET}"