#!/bin/bash

# Plot.sh sends 2D plots to specified Kopete contact
# Copyright (C) 2010  Júlio Hoffimann Mendes
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# ----------------------------------------------------------------------
#
# Dependencies: gnuplot 4.2
# Description: send 2D plots to specified Kopete contact
# Usage: Plot.sh <f(x), g(x),..., h(x)> xmin xmax AccountID
# Example: Plot.sh 'sin(x), cos(x)' 0 4*pi 'richard.stallman@freesoftware.org'
# OBS: AccountID could be MetaContactID, for example 'Richard Stallman'


# gnuplot file with plot specifications
SPECS=`tempfile`

FIGURE=`tempfile --prefix Plot- --suffix .png`

# ===================================
# Destinatary Plot Specifications
# ===================================
echo "
reset;
set term png;
set xrange [$2:$3];
set grid;
set autoscale ymin;
set autoscale ymax;
set title \"Seja livre, use Linux!\"
plot $1;
" > $SPECS
# make figure
gnuplot $SPECS > $FIGURE
# send it to specified contact
qdbus org.kde.kopete /Kopete org.kde.Kopete.sendFile "$4" $FIGURE
# ===================================
# Remetent Plot Specifications
# ===================================
echo "
reset;
set xrange [$2:$3];
set grid;
set autoscale ymin;
set autoscale ymax;
set title \"Seja livre, use Linux!\" font \"Times,18\"
plot $1;
" > $SPECS
# plot function(s) on a float window to remetent
gnuplot -persist $SPECS

rm $SPECS