/+junk/pygooglechart-py3k

#!/usr/bin/env python

"""

Copyright Gerald Kaszuba 2008

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/>.

"""

import os

import sys

import math

ROOT = os.path.dirname(os.path.abspath(__file__))

sys.path.insert(0, os.path.join(ROOT, '..'))

from pygooglechart import ScatterChart

import settings

import helper

def scatter_random():

    chart = ScatterChart(settings.width, settings.height, 

                         x_range=(0, 100), y_range=(0, 100))

    chart.add_data(helper.random_data())

    chart.add_data(helper.random_data())

    chart.download('scatter-random.png')

def scatter_random_marker_sizes():

    chart = ScatterChart(settings.width, settings.height, 

                         x_range=(0, 100), y_range=(0, 100))

    chart.add_data(helper.random_data())

    chart.add_data(helper.random_data())

    chart.add_data(helper.random_data())

    chart.download('scatter-random-marker-sizes.png')

def scatter_circle():

    chart = ScatterChart(settings.width, settings.height, 

                         x_range=(0, 100), y_range=(0, 100))

    steps = 40

    xradius = 25

    yradius = 45

    xmid = 50

    ymid = 50

    xlist = []

    ylist = []

    for angle in range(0, steps + 1):

        angle = float(angle) / steps * math.pi * 2

        xlist.append(math.cos(angle) * xradius + xmid)

        ylist.append(math.sin(angle) * yradius + ymid)

    chart.add_data(xlist)

    chart.add_data(ylist)

    chart.add_data(range(len(ylist)))

    chart.add_marker(0, 1.0, 'o', '00ff00', 10)

    chart.download('scatter-circle.png')

def main():

    scatter_random()

    scatter_random_marker_sizes()

    scatter_circle()

if __name__ == '__main__':

    main()