Untitled

generating a Powerpoint file using Python
import os,sys,getopt,struct
from cStringIO import StringIO
from odf.opendocument import OpenDocumentPresentation
from odf.style import Style, MasterPage, PageLayout, PageLayoutProperties,
TextProperties, GraphicProperties, ParagraphProperties, DrawingPageProperties
from odf.text import P
from odf.draw  import Page, Frame, TextBox, Image

# also defined getImageData function that returns content_type, width, height of image.

outputfile = "photoalbum.odp"

doc = OpenDocumentPresentation()

# We must describe the dimensions of the page
pagelayout = PageLayout(name="MyLayout")
doc.automaticstyles.addElement(pagelayout)
pagelayout.addElement(PageLayoutProperties(margin="0pt", pagewidth="800pt",
    pageheight="600pt", printorientation="landscape"))

# Style for the title frame of the page
# We set a centered 34pt font with yellowish background
titlestyle = Style(name="MyMaster-title", family="presentation")
titlestyle.addElement(ParagraphProperties(textalign="center"))
titlestyle.addElement(TextProperties(fontsize="34pt"))
titlestyle.addElement(GraphicProperties(fillcolor="#ffff99"))
doc.styles.addElement(titlestyle)

# Style for the photo frame
photostyle = Style(name="MyMaster-photo", family="presentation")
doc.styles.addElement(photostyle)

# Create automatic transition
dpstyle = Style(name="dp1", family="drawing-page")
dpstyle.addElement(DrawingPageProperties(transitiontype="automatic",
   transitionstyle="move-from-top", duration="PT5S"))
doc.automaticstyles.addElement(dpstyle)

# Every drawing page must have a master page assigned to it.
masterpage = MasterPage(name="MyMaster", pagelayoutname=pagelayout)
doc.masterstyles.addElement(masterpage)

if len(args) == 0:
    pict_dir = "."
else:
    pict_dir = args[0]
# Slides
for picture in os.listdir(pict_dir):
    try:
        pictdata = open(pict_dir + "/" + picture).read()
    except:
        continue
    ct,w,h = getImageInfo(pictdata) # Get dimensions in pixels
    if ct != 'image/jpeg':
        continue
    if w > 720:
       h = float(h) * 720.0 / float(w)
       w = 720.0
    if h > 540.0:
       w = float(w) * 540.0 / float(h)
       h = 540.0

    page = Page(stylename=dpstyle, masterpagename=masterpage)
    doc.presentation.addElement(page)
    titleframe = Frame(stylename=titlestyle, width="720pt", height="56pt", x="40pt", y="10pt")
    page.addElement(titleframe)
    textbox = TextBox()
    titleframe.addElement(textbox)
    textbox.addElement(P(text=picture))

    offsetx = 400.0 - w/2.0
    photoframe = Frame(stylename=photostyle, width="%fpt" % w, height="%fpt" % h, x="%fpt" % offsetx, y="56pt")
    page.addElement(photoframe)
    href = doc.addPicture(pict_dir + "/" + picture)
    photoframe.addElement(Image(href=href))

doc.save(outputfile)