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# Simple demo of a 2D line plot.
#
# Copyright (C) 2011-2016 Alan W. Irwin
# Copyright (C) 2012 Andrew Ross
#
# This file is part of PLplot.
#
# PLplot is free software; you can redistribute it and/or modify
# it under the terms of the GNU Library General Public License as published
# by the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# PLplot 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 Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public License
# along with PLplot; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
#
from numpy import *
NSIZE = 101
def main(w):
xmin = 0.
xmax = 1.
ymin = 0.
ymax = 100.
# Prepare data to be plotted.
x = arange(NSIZE) / float( NSIZE - 1 )
y = ymax*x**2
# Create a labelled box to hold the plot.
w.plenv( xmin, xmax, ymin, ymax, 0, 0 )
w.pllab( "x", "y=100 x#u2#d", "Simple PLplot demo of a 2D line plot" )
# Plot the data that was prepared above.
w.plline( x, y )
# Restore defaults
# Must be done independently because otherwise this changes output files
# and destroys agreement with C examples.
#w.plcol0(1)
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