def __init__(self, bb_pt, name, defaultvalue, fontsize, font, fontleading,
borderwidth, vcenter,
alignflag, annotflag, formflag, fillstyles, writer, registry):
pdfwriter.PDFobject.__init__(self, "formfield_text")
# append this formfield to the global document form
# and to the annotation list of the page:
self.PDFform = None
for object in registry.objects:
if object.type == "form":
object.append(self)
self.PDFform = object
elif object.type == "annotations":
object.append(self)
self.name = name
self.bb_pt = bb_pt
self.defaultvalue = defaultvalue
self.fontsize = fontsize
self.font = font
if self.font is None:
self.font = PDFHelvetica
self.fontleading = fontleading
self.borderwidth = borderwidth
self.alignflag = alignflag
self.formflag = formflag
self.annotflag = annotflag
self.registry = pdfwriter.PDFregistry()
self.registry.addresource("Font", self.font.name, self.font, procset="Text")
self.registry.add(self.font)
if self.defaultvalue:
text = self.defaultvalue.split("\n")
self.defaulttext = PDFdefaulttext(writer, registry, self.fontsize, self.font,
self.fontleading, text, self.bb_pt, self.borderwidth, vcenter)
self.registry.add(self.defaulttext)
else:
self.defaulttext = None
# process some fillstyles:
fillstring = cStringIO.StringIO()
for attr in fillstyles:
if 1:#isinstance(attr, color.color):
cont = pdfwriter.context()
cont.fillattr = 1
cont.strokeattr = 0
attr.processPDF(fillstring, writer, cont, self.registry, bbox)
self.fillstyles = fillstring.getvalue()
fillstring.close()
registry.mergeregistry(self.registry)
def processPDF(self, file, writer, context, registry, bbox):
# we need to keep track of the resources used by the pattern, hence
# we create our own registry, which we merge immediately in the main registry
patternregistry = pdfwriter.PDFregistry()
patternfile = cStringIO.StringIO()
realpatternbbox = bboxmodule.empty()
canvas.canvas.processPDF(self, patternfile, writer,
pdfwriter.context(), patternregistry,
realpatternbbox)
patternproc = patternfile.getvalue()
patternfile.close()
registry.mergeregistry(patternregistry)
if self.xstep is None:
xstep = unit.topt(realpatternbbox.width())
else:
xstep = unit.topt(self.xstep)
if self.ystep is None:
ystep = unit.topt(realpatternbbox.height())
else:
ystep = unit.topt(self.ystep)
if not xstep:
raise ValueError("xstep in pattern cannot be zero")
if not ystep:
raise ValueError("ystep in pattern cannot be zero")
patternbbox = self.patternbbox or realpatternbbox.enlarged(5 * unit.pt)
patterntrafo = self.patterntrafo or trafo.trafo()
registry.add(
PDFpattern(self.id, self.patterntype, self.painttype,
self.tilingtype, patternbbox, xstep, ystep,
patterntrafo, patternproc, writer, registry,
patternregistry))
# activate pattern
if context.colorspace != "Pattern":
# we only set the fill color space (see next comment)
file.write("/Pattern cs\n")
context.colorspace = "Pattern"
if context.strokeattr:
# using patterns as stroke colors doesn't seem to work, so
# we just don't do this...
warnings.warn("ignoring stroke color for patterns in PDF")
if context.fillattr:
file.write("/%s scn\n" % self.id)
def processPDF(self, file, writer, context, registry, bbox):
# we need to keep track of the resources used by the pattern, hence
# we create our own registry, which we merge immediately in the main registry
patternregistry = pdfwriter.PDFregistry()
patternfile = cStringIO.StringIO()
realpatternbbox = bboxmodule.empty()
canvas._canvas.processPDF(self, patternfile, writer, pdfwriter.context(), patternregistry, realpatternbbox)
patternproc = patternfile.getvalue()
patternfile.close()
registry.mergeregistry(patternregistry)
if self.xstep is None:
xstep = unit.topt(realpatternbbox.width())
else:
xstep = unit.topt(self.xstep)
if self.ystep is None:
ystep = unit.topt(realpatternbbox.height())
else:
ystep = unit.topt(self.ystep)
if not xstep:
raise ValueError("xstep in pattern cannot be zero")
if not ystep:
raise ValueError("ystep in pattern cannot be zero")
patternbbox = self.patternbbox or realpatternbbox.enlarged(5*unit.pt)
patterntrafo = self.patterntrafo or trafo.trafo()
registry.add(PDFpattern(self.id, self.patterntype, self.painttype, self.tilingtype,
patternbbox, xstep, ystep, patterntrafo, patternproc, writer, registry, patternregistry))
# activate pattern
if context.colorspace != "Pattern":
# we only set the fill color space (see next comment)
file.write("/Pattern cs\n")
context.colorspace = "Pattern"
if context.strokeattr:
# using patterns as stroke colors doesn't seem to work, so
# we just don't do this...
warnings.warn("ignoring stroke color for patterns in PDF")
if context.fillattr:
file.write("/%s scn\n"% self.id)
