Roberto Alsina

class DelayedParagraph(IndexingFlowable):
    """A flowable that inserts a paragraph, but will only do so and be satisfied
    when it has some required data, such as page numbers"""
    def __init__(self, text, style,
        bulletText = None, frags=None, caseSensitive=1, encoding='utf8'):
        self.text=text
        self.style=style
        self.bulletText=bulletText
        self.frags=frags
        self.caseSensitive=caseSensitive
        self.encoding=encoding
        self._satisfied=False
        self.refs={}

    def isSatisfied(self):
        print 'satisfied',self._satisfied
        return self._satisfied

    def wrap(self, w, h):
        print 'wrap'
        self.para=Paragraph(self.text,self.style,self.bulletText,self.frags,self.
        caseSensitive,self.encoding)
        return self.para.wrap(w,h)

    def split(self, w, h):
        print 'split'
        return self.para.split(w, h)

    def drawOn(self, canvas, x, y, _sW=0):
        print 'drawOn'
        self.para.drawOn(canvas, x, y, _sW)

    def notify(self,kind,stuff):
        if kind=='Reference':
            print "Stuff",stuff
            refid,page=stuff
            self.refs[refid]=page
            # Try to resolve page references
            try:
                # Text wil be something like
                #'Go see A title (Page %(a-title)s)'
                # and self.refs would be
                # {'a-title': 2}
                self.text=self.text%self.refs
                print self.text,self.refs
                self._satisfied=True
            except:
                pass