def main():
# HIDE DEPRECATION WARINGS ONLY IN RELEASES. SHOW THEM IN DEV. TRUNKS
warnings.filterwarnings('ignore', category=DeprecationWarning)
usage = "Usage: %prog [options] svgfilename"
parser = OptionParser(usage=usage)
parser.add_option("-i", "--imageexport", action="store_true", dest="imageexport", default=False, help="Use PNG files as export content")
parser.add_option("-J", "--nojoin", action="store_true", dest="nojoin", default=False, help="Do not join resulting PDFs or PNGs")
for field in ReplacementField.__subclasses__():
field.install(parser)
(options, args) = parser.parse_args()
if not args:
print parser.print_help()
sys.exit(1)
options.filename = args[0]
maker = InkscapeSlideMaker(options)
maker.make().join()
def make(self):
# Text which might have fields
def find_texts(layer):
return layer.findall('%s/%s' % (e(NS['svg'],'text'), e(NS['svg'],'tspan'))) + \
layer.findall('%s/%s' % (e(NS['svg'],'flowRoot'), e(NS['svg'],'flowPara')))
# Get the initial style attribute and keep it
for l in self.layers:
label = l.attrib.get(e(NS['ink'],'label'))
if 'style' not in l.attrib:
l.set('style', '')
# Save initial values
self.orig_style[label] = l.attrib['style']
# Contains seq of [('layer', opacity), ('layer', opacity), ..]
for sl in self.preslides:
if sl:
if sl.startswith('+'):
sl = sl[1:]
sl_layers = self.slides[-1].copy()
else:
sl_layers = {}
for layer in sl.split(','):
elements = layer.strip().split('*')
name = elements[0].strip()
opacity = None
if len(elements) == 2:
opacity = float(elements[1].strip())
sl_layers[name] = {'opacity': opacity}
self.slides.append(sl_layers)
for i, slide_layers in enumerate(self.slides):
# Increase slide numbers
self.slide_number += 1
for l in self.layers:
for text in find_texts(l):
for field in reversed(ReplacementField.__subclasses__()):
field.restore(text)
for l in self.layers:
label = l.attrib.get(e(NS['ink'],'label'))
# Set display mode to original
l.set('style', self.orig_style[label])
# Don't show it by default...
set_style(l, 'display', 'none')
if label in slide_layers:
set_style(l, 'display', 'inline')
opacity = slide_layers[label]['opacity']
if opacity:
set_style(l, 'opacity', str(opacity))
# Update field values
texts = find_texts(l)
for field in ReplacementField.__subclasses__():
field_texts = [x for x in texts if field.match(x.text)]
for field_text in field_texts:
field.replace(field_text, self)
svgslide = os.path.abspath(os.path.join(os.curdir,
"%s.p%d.svg" % (self.options.filename, i)))
pdfslide = os.path.abspath(os.path.join(os.curdir,
"%s.p%d.pdf" % (self.options.filename, i)))
# Use the correct extension if using images
if self.options.imageexport:
pdfslide = os.path.abspath(os.path.join(os.curdir,
"_inkscapeslide_%s.p%05d.png" % (self.options.filename, i)))
# Write the XML to file, "wireframes.p1.svg"
self.doc.write(svgslide)
# Determine whether to export pdf's or images (e.g. inkscape -A versus inkscape -e)
if self.options.imageexport:
cmd = "inkscape -d 180 -e %s %s" % (pdfslide, svgslide)
else:
cmd = "inkscape -A %s %s" % (pdfslide, svgslide)
# Using subprocess to hide stdout
subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE).communicate()
os.unlink(svgslide)
self.pdfslides.append(pdfslide)
print "Generated page %d." % (i+1)
return self