#
# Copyright (C) 2000-2005 by Yasushi Saito (yasushi.saito@gmail.com)
#
# Pychart 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 2, or (at your option) any
# later version.
#
# Pychart 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.
#
from pychart import *
theme.get_options()
# We have 10 sample points total. The first value in each tuple is
# the X value, and subsequent values are Y values for different lines.
data = [(10, 20, 30), (20, 65, 33),
(30, 55, 30), (40, 45, 51),
(50, 25, 27), (60, 75, 30),
(70, 80, 42), (80, 62, 32),
(90, 42, 39), (100, 32, 39)]
# The format attribute specifies the text to be drawn at each tick mark.
# Here, texts are rotated -60 degrees ("/a-60"), left-aligned ("/hL"),
# and numbers are printed as integers ("%d").
xaxis = axis.X(format="/a-60/hL%d", tic_interval = 20, label="Stuff")
yaxis = axis.Y(tic_interval = 20, label="Value")
# Define the drawing area. "y_range=(0,None)" tells that the Y minimum
# is 0, but the Y maximum is to be computed automatically. Without
# y_ranges, Pychart will pick the minimum Y value among the samples,
# i.e., 20, as the base value of Y axis.
ar = area.T(x_axis=xaxis, y_axis=yaxis, y_range=(0,None))
# The first plot extracts Y values from the 2nd column
# ("ycol=1") of DATA ("data=data"). X values are takes from the first
# column, which is the default.
plot = line_plot.T(label="foo", data=data, ycol=1, tick_mark=tick_mark.star)
plot2 = line_plot.T(label="bar", data=data, ycol=2, tick_mark=tick_mark.square)
ar.add_plot(plot, plot2)
# The call to ar.draw() usually comes at the end of a program. It
# draws the axes, the plots, and the legend (if any).
ar.draw()
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