#!/bin/bash
RESOLUTION=${1:-${VNC_RESOLUTION:-1920x1080}}
DPI=${2:-${VNC_DPI:-72}}
if [ -z "$1" ]; then
	echo -e "**Current Settings **\n"
	xrandr
	echo -n -e "\nEnter new resolution (WIDTHxHEIGHT, blank for ${RESOLUTION}, Ctrl+C to abort).\n> "
	read NEW_RES
	if [ "${NEW_RES}" != "" ]; then
		RESOLUTION=${NEW_RES}
	fi
	if [ -z "$2" ]; then
		echo -n -e "\nEnter new DPI (blank for ${DPI}, Ctrl+C to abort).\n> "
		read NEW_DPI
		if [ "${NEW_DPI}" != "" ]; then
			DPI=${NEW_DPI}
		fi
	fi
fi

xrandr --fb ${RESOLUTION} --dpi ${DPI} > /dev/null 2>&1

echo -e "\n**New Settings **\n"
xrandr
echo