# $Id$
# simple PIL ImageDraw text wrapper, based on WCK sample code from
# http://effbot.org/zone/wck-5.htm

import Image, ImageDraw, ImageFont

TEXT = """
I tell you I have been in the editorial business going on fourteen
years, and it is the first time I ever heard of a man's having to know
anything in order to edit a newspaper. You turnip!
"""

def drawtext(draw, text, font, color, bbox):
    x0, y0, x1, y1 = bbox # note: y1 is ignored
    space = draw.textsize(" ", font)[0]
    words = text.split()
    x = x0; y = y0; h = 0
    for word in words:
        # check size of this word
        w, h = draw.textsize(word, font)
        # figure out where to draw it
        if x > x0:
            x += space
            if x + w > x1:
                # new line
                x = x0
                y += h
        draw.text((x, y), word, font=font, fill=color)
        x += w
    return y + h

# --------------------------------------------------------------------

if __name__ == "__main__":

    def test():

        im = Image.new("RGB", (500, 500), "white")

        draw = ImageDraw.Draw(im)
        font = ImageFont.truetype("arial.ttf", 20)
        bbox = (100, 100, 400, 400)

        draw.rectangle(bbox, outline="red")

        drawtext(draw, TEXT, font, "black", bbox)

        im.show()

    test()