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    '''Generate BlackBerry PlayBook screen templates.
    Copyright 2010 Peter Hansen.  http://peterhansen.ca
    Free for any use.
'''

from reportlab.lib.pagesizes import LETTER
from reportlab.pdfgen import canvas

def mm(x):
    from reportlab.lib.units import mm
    return x * mm

destination_file = 'pbscreen_3.pdf'

height = mm(90.0)
width = mm(153.6)
weight = mm(0.0)
padding = mm(0.2)
margin = mm(10.0)

def main():
    c = canvas.Canvas(destination_file, pagesize=LETTER)

    c.setLineWidth(weight)
    for left, bottom, orientation in [
        (0, 0, 'rotated'),
        (height + padding + weight, 0, 'rotated'),
        (0, width + padding + weight, 'normal'),
        ]:
        w, h = (width, height) if orientation == 'normal' else (height, width)
        c.rect(margin + left, margin + bottom, w, h)

    c.setFont('Helvetica', 9)
    c.drawString(mm(20), mm(268), 'BlackBerry PlayBook screen template, v1')
    c.drawString(mm(20), mm(263), 'Courtesy of Peter Hansen.  Free for any use.')

    c.setFont('Courier', 9)
    c.drawString(mm(30), mm(258), 'http://peterhansen.ca')

    c.showPage()
    c.save()


if __name__ == '__main__':
    main()