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Diffstat (limited to 'bin/reportlab/tools/pythonpoint/pythonpoint.py')
| -rwxr-xr-x | bin/reportlab/tools/pythonpoint/pythonpoint.py | 1129 |
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diff --git a/bin/reportlab/tools/pythonpoint/pythonpoint.py b/bin/reportlab/tools/pythonpoint/pythonpoint.py new file mode 100755 index 00000000000..18ef842be0a --- /dev/null +++ b/bin/reportlab/tools/pythonpoint/pythonpoint.py @@ -0,0 +1,1129 @@ +#! /usr/bin/python2.3 + +""" +This is PythonPoint! + +The idea is a simple markup languages for describing presentation +slides, and other documents which run page by page. I expect most +of it will be reusable in other page layout stuff. + +Look at the sample near the top, which shows how the presentation +should be coded up. + +The parser, which is in a separate module to allow for multiple +parsers, turns the XML sample into an object tree. There is a +simple class hierarchy of items, the inner levels of which create +flowable objects to go in the frames. These know how to draw +themselves. + +The currently available 'Presentation Objects' are: + + The main hierarchy... + PPPresentation + PPSection + PPSlide + PPFrame + + PPAuthor, PPTitle and PPSubject are optional + + Things to flow within frames... + PPPara - flowing text + PPPreformatted - text with line breaks and tabs, for code.. + PPImage + PPTable - bulk formatted tabular data + PPSpacer + + Things to draw directly on the page... + PPRect + PPRoundRect + PPDrawingElement - user base class for graphics + PPLine + PPEllipse + +Features added by H. Turgut Uyar <uyar@cs.itu.edu.tr> +- TrueType support (actually, just an import in the style file); + this also enables the use of Unicode symbols +- para, image, table, line, rectangle, roundrect, ellipse, polygon + and string elements can now have effect attributes + (careful: new slide for each effect!) +- added printout mode (no new slides for effects, see item above) +- added a second-level bullet: Bullet2 +- small bugfixes in handleHiddenSlides: + corrected the outlineEntry of included hidden slide + and made sure to include the last slide even if hidden + +Recently added features are: + +- file globbing +- package structure +- named colors throughout (using names from reportlab/lib/colors.py) +- handout mode with arbitrary number of columns per page +- stripped off pages hidden in the outline tree (hackish) +- new <notes> tag for speaker notes (paragraphs only) +- new <pycode> tag for syntax-colorized Python code +- reformatted pythonpoint.xml and monterey.xml demos +- written/extended DTD +- arbitrary font support +- print proper speaker notes (TODO) +- fix bug with partially hidden graphics (TODO) +- save in combined presentation/handout mode (TODO) +- add pyRXP support (TODO) +""" + +import os, sys, imp, string, pprint, getopt, glob + +from reportlab import rl_config +from reportlab.lib import styles +from reportlab.lib import colors +from reportlab.lib.units import cm +from reportlab.lib.utils import getStringIO +from reportlab.lib.enums import TA_LEFT, TA_RIGHT, TA_CENTER, TA_JUSTIFY +from reportlab.pdfbase import pdfmetrics +from reportlab.pdfgen import canvas +from reportlab.platypus.doctemplate import SimpleDocTemplate +from reportlab.platypus.flowables import Flowable +from reportlab.platypus.xpreformatted import PythonPreformatted +from reportlab.platypus import Preformatted, Paragraph, Frame, \ + Image, Table, TableStyle, Spacer + + +USAGE_MESSAGE = """\ +PythonPoint - a tool for making presentations in PDF. + +Usage: + pythonpoint.py [options] file1.xml [file2.xml [...]] + + where options can be any of these: + + -h / --help prints this message + -n / --notes leave room for comments + -v / --verbose verbose mode + -s / --silent silent mode (NO output) + --handout produce handout document + --printout produce printout document + --cols specify number of columns + on handout pages (default: 2) + +To create the PythonPoint user guide, do: + pythonpoint.py pythonpoint.xml +""" + + +##################################################################### +# This should probably go into reportlab/lib/fonts.py... +##################################################################### + +class FontNameNotFoundError(Exception): + pass + + +class FontFilesNotFoundError(Exception): + pass + + +##def findFontName(path): +## "Extract a Type-1 font name from an AFM file." +## +## f = open(path) +## +## found = 0 +## while not found: +## line = f.readline()[:-1] +## if not found and line[:16] == 'StartCharMetrics': +## raise FontNameNotFoundError, path +## if line[:8] == 'FontName': +## fontName = line[9:] +## found = 1 +## +## return fontName +## +## +##def locateFilesForFontWithName(name): +## "Search known paths for AFM/PFB files describing T1 font with given name." +## +## join = os.path.join +## splitext = os.path.splitext +## +## afmFile = None +## pfbFile = None +## +## found = 0 +## while not found: +## for p in rl_config.T1SearchPath: +## afmFiles = glob.glob(join(p, '*.[aA][fF][mM]')) +## for f in afmFiles: +## T1name = findFontName(f) +## if T1name == name: +## afmFile = f +## found = 1 +## break +## if afmFile: +## break +## break +## +## if afmFile: +## pfbFile = glob.glob(join(splitext(afmFile)[0] + '.[pP][fF][bB]'))[0] +## +## return afmFile, pfbFile +## +## +##def registerFont(name): +## "Register Type-1 font for future use." +## +## rl_config.warnOnMissingFontGlyphs = 0 +## rl_config.T1SearchPath.append(r'C:\Programme\Python21\reportlab\test') +## +## afmFile, pfbFile = locateFilesForFontWithName(name) +## if not afmFile and not pfbFile: +## raise FontFilesNotFoundError +## +## T1face = pdfmetrics.EmbeddedType1Face(afmFile, pfbFile) +## T1faceName = name +## pdfmetrics.registerTypeFace(T1face) +## T1font = pdfmetrics.Font(name, T1faceName, 'WinAnsiEncoding') +## pdfmetrics.registerFont(T1font) + + +def registerFont0(sourceFile, name, path): + "Register Type-1 font for future use, simple version." + + rl_config.warnOnMissingFontGlyphs = 0 + + p = os.path.join(os.path.dirname(sourceFile), path) + afmFiles = glob.glob(p + '.[aA][fF][mM]') + pfbFiles = glob.glob(p + '.[pP][fF][bB]') + assert len(afmFiles) == len(pfbFiles) == 1, FontFilesNotFoundError + + T1face = pdfmetrics.EmbeddedType1Face(afmFiles[0], pfbFiles[0]) + T1faceName = name + pdfmetrics.registerTypeFace(T1face) + T1font = pdfmetrics.Font(name, T1faceName, 'WinAnsiEncoding') + pdfmetrics.registerFont(T1font) + +##################################################################### + + +def checkColor(col): + "Converts a color name to an RGB tuple, if possible." + + if type(col) == type('') and col in dir(colors): + col = getattr(colors, col) + col = (col.red, col.green, col.blue) + + return col + + +def handleHiddenSlides(slides): + """Filters slides from a list of slides. + + In a sequence of hidden slides all but the last one are + removed. Also, the slide before the sequence of hidden + ones is removed. + + This assumes to leave only those slides in the handout + that also appear in the outline, hoping to reduce se- + quences where each new slide only adds one new line + to a list of items... + """ + + itd = indicesToDelete = map(lambda s:s.outlineEntry == None, slides) + + for i in range(len(itd)-1): + if itd[i] == 1: + if itd[i+1] == 0: + itd[i] = 0 + if i > 0 and itd[i-1] == 0: + itd[i-1] = 1 + + itd[len(itd)-1] = 0 + + for i in range(len(itd)): + if slides[i].outlineEntry: + curOutlineEntry = slides[i].outlineEntry + if itd[i] == 1: + slides[i].delete = 1 + else: + slides[i].outlineEntry = curOutlineEntry + slides[i].delete = 0 + + slides = filter(lambda s:s.delete == 0, slides) + + return slides + + +def makeSlideTable(slides, pageSize, docWidth, numCols): + """Returns a table containing a collection of SlideWrapper flowables. + """ + + slides = handleHiddenSlides(slides) + + # Set table style. + tabStyle = TableStyle( + [('GRID', (0,0), (-1,-1), 0.25, colors.black), + ('ALIGN', (0,0), (-1,-1), 'CENTRE') + ]) + + # Build table content. + width = docWidth/numCols + height = width * pageSize[1]/pageSize[0] + matrix = [] + row = [] + for slide in slides: + sw = SlideWrapper(width, height, slide, pageSize) + if (len(row)) < numCols: + row.append(sw) + else: + matrix.append(row) + row = [] + row.append(sw) + if len(row) > 0: + for i in range(numCols-len(row)): + row.append('') + matrix.append(row) + + # Make Table flowable. + t = Table(matrix, + [width + 5]*len(matrix[0]), + [height + 5]*len(matrix)) + t.setStyle(tabStyle) + + return t + + +class SlideWrapper(Flowable): + """A Flowable wrapping a PPSlide object. + """ + + def __init__(self, width, height, slide, pageSize): + Flowable.__init__(self) + self.width = width + self.height = height + self.slide = slide + self.pageSize = pageSize + + + def __repr__(self): + return "SlideWrapper(w=%s, h=%s)" % (self.width, self.height) + + + def draw(self): + "Draw the slide in our relative coordinate system." + + slide = self.slide + pageSize = self.pageSize + canv = self.canv + + canv.saveState() + canv.scale(self.width/pageSize[0], self.height/pageSize[1]) + slide.effectName = None + slide.drawOn(self.canv) + canv.restoreState() + + +class PPPresentation: + def __init__(self): + self.sourceFilename = None + self.filename = None + self.outDir = None + self.description = None + self.title = None + self.author = None + self.subject = None + self.notes = 0 # different printing mode + self.handout = 0 # prints many slides per page + self.printout = 0 # remove hidden slides + self.cols = 0 # columns per handout page + self.slides = [] + self.effectName = None + self.showOutline = 1 #should it be displayed when opening? + self.compression = rl_config.pageCompression + self.pageDuration = None + #assume landscape + self.pageWidth = rl_config.defaultPageSize[1] + self.pageHeight = rl_config.defaultPageSize[0] + self.verbose = rl_config.verbose + + + def saveAsPresentation(self): + """Write the PDF document, one slide per page.""" + if self.verbose: + print 'saving presentation...' + pageSize = (self.pageWidth, self.pageHeight) + if self.sourceFilename: + filename = os.path.splitext(self.sourceFilename)[0] + '.pdf' + if self.outDir: filename = os.path.join(self.outDir,os.path.basename(filename)) + if self.verbose: + print filename + #canv = canvas.Canvas(filename, pagesize = pageSize) + outfile = getStringIO() + if self.notes: + #translate the page from landscape to portrait + pageSize= pageSize[1], pageSize[0] + canv = canvas.Canvas(outfile, pagesize = pageSize) + canv.setPageCompression(self.compression) + canv.setPageDuration(self.pageDuration) + if self.title: + canv.setTitle(self.title) + if self.author: + canv.setAuthor(self.author) + if self.subject: + canv.setSubject(self.subject) + + slideNo = 0 + for slide in self.slides: + #need diagnostic output if something wrong with XML + slideNo = slideNo + 1 + if self.verbose: + print 'doing slide %d, id = %s' % (slideNo, slide.id) + if self.notes: + #frame and shift the slide + #canv.scale(0.67, 0.67) + scale_amt = (min(pageSize)/float(max(pageSize)))*.95 + #canv.translate(self.pageWidth / 6.0, self.pageHeight / 3.0) + #canv.translate(self.pageWidth / 2.0, .025*self.pageHeight) + canv.translate(.025*self.pageHeight, (self.pageWidth/2.0) + 5) + #canv.rotate(90) + canv.scale(scale_amt, scale_amt) + canv.rect(0,0,self.pageWidth, self.pageHeight) + slide.drawOn(canv) + canv.showPage() + + #ensure outline visible by default + if self.showOutline: + canv.showOutline() + + canv.save() + return self.savetofile(outfile, filename) + + + def saveAsHandout(self): + """Write the PDF document, multiple slides per page.""" + + styleSheet = getSampleStyleSheet() + h1 = styleSheet['Heading1'] + bt = styleSheet['BodyText'] + + if self.sourceFilename : + filename = os.path.splitext(self.sourceFilename)[0] + '.pdf' + + outfile = getStringIO() + doc = SimpleDocTemplate(outfile, pagesize=rl_config.defaultPageSize, showBoundary=0) + doc.leftMargin = 1*cm + doc.rightMargin = 1*cm + doc.topMargin = 2*cm + doc.bottomMargin = 2*cm + multiPageWidth = rl_config.defaultPageSize[0] - doc.leftMargin - doc.rightMargin - 50 + + story = [] + orgFullPageSize = (self.pageWidth, self.pageHeight) + t = makeSlideTable(self.slides, orgFullPageSize, multiPageWidth, self.cols) + story.append(t) + +## #ensure outline visible by default +## if self.showOutline: +## doc.canv.showOutline() + + doc.build(story) + return self.savetofile(outfile, filename) + + def savetofile(self, pseudofile, filename): + """Save the pseudo file to disk and return its content as a + string of text.""" + pseudofile.flush() + content = pseudofile.getvalue() + pseudofile.close() + if filename : + outf = open(filename, "wb") + outf.write(content) + outf.close() + return content + + + + def save(self): + "Save the PDF document." + + if self.handout: + return self.saveAsHandout() + else: + return self.saveAsPresentation() + + +#class PPSection: +# """A section can hold graphics which will be drawn on all +# pages within it, before frames and other content are done. +# In other words, a background template.""" +# def __init__(self, name): +# self.name = name +# self.graphics = [] +# +# def drawOn(self, canv): +# for graphic in self.graphics: +### graphic.drawOn(canv) +# +# name = str(hash(graphic)) +# internalname = canv._doc.hasForm(name) +# +# canv.saveState() +# if not internalname: +# canv.beginForm(name) +# graphic.drawOn(canv) +# canv.endForm() +# canv.doForm(name) +# else: +# canv.doForm(name) +# canv.restoreState() + + +definedForms = {} + +class PPSection: + """A section can hold graphics which will be drawn on all + pages within it, before frames and other content are done. + In other words, a background template.""" + + def __init__(self, name): + self.name = name + self.graphics = [] + + def drawOn(self, canv): + for graphic in self.graphics: + graphic.drawOn(canv) + continue + name = str(hash(graphic)) + #internalname = canv._doc.hasForm(name) + if definedForms.has_key(name): + internalname = 1 + else: + internalname = None + definedForms[name] = 1 + if not internalname: + canv.beginForm(name) + canv.saveState() + graphic.drawOn(canv) + canv.restoreState() + canv.endForm() + canv.doForm(name) + else: + canv.doForm(name) + + +class PPNotes: + def __init__(self): + self.content = [] + + def drawOn(self, canv): + print self.content + + +class PPSlide: + def __init__(self): + self.id = None + self.title = None + self.outlineEntry = None + self.outlineLevel = 0 # can be higher for sub-headings + self.effectName = None + self.effectDirection = 0 + self.effectDimension = 'H' + self.effectMotion = 'I' + self.effectDuration = 1 + self.frames = [] + self.notes = [] + self.graphics = [] + self.section = None + + def drawOn(self, canv): + if self.effectName: + canv.setPageTransition( + effectname=self.effectName, + direction = self.effectDirection, + dimension = self.effectDimension, + motion = self.effectMotion, + duration = self.effectDuration + ) + + if self.outlineEntry: + #gets an outline automatically + self.showOutline = 1 + #put an outline entry in the left pane + tag = self.title + canv.bookmarkPage(tag) + canv.addOutlineEntry(tag, tag, self.outlineLevel) + + if self.section: + self.section.drawOn(canv) + + for graphic in self.graphics: + graphic.drawOn(canv) + + for frame in self.frames: + frame.drawOn(canv) + +## # Need to draw the notes *somewhere*... +## for note in self.notes: +## print note + + +class PPFrame: + def __init__(self, x, y, width, height): + self.x = x + self.y = y + self.width = width + self.height = height + self.content = [] + self.showBoundary = 0 + + def drawOn(self, canv): + #make a frame + frame = Frame( self.x, + self.y, + self.width, + self.height + ) + frame.showBoundary = self.showBoundary + + #build a story for the frame + story = [] + for thingy in self.content: + #ask it for any flowables + story.append(thingy.getFlowable()) + #draw it + frame.addFromList(story,canv) + + +class PPPara: + """This is a placeholder for a paragraph.""" + def __init__(self): + self.rawtext = '' + self.style = None + + def escapeAgain(self, text): + """The XML has been parsed once, so '>' became '>' + in rawtext. We need to escape this to get back to + something the Platypus parser can accept""" + pass + + def getFlowable(self): +## print 'rawText for para:' +## print repr(self.rawtext) + p = Paragraph( + self.rawtext, + getStyles()[self.style], + self.bulletText + ) + return p + + +class PPPreformattedText: + """Use this for source code, or stuff you do not want to wrap""" + def __init__(self): + self.rawtext = '' + self.style = None + + def getFlowable(self): + return Preformatted(self.rawtext, getStyles()[self.style]) + + +class PPPythonCode: + """Use this for colored Python source code""" + def __init__(self): + self.rawtext = '' + self.style = None + + def getFlowable(self): + return PythonPreformatted(self.rawtext, getStyles()[self.style]) + + +class PPImage: + """Flowing image within the text""" + def __init__(self): + self.filename = None + self.width = None + self.height = None + + def getFlowable(self): + return Image(self.filename, self.width, self.height) + + +class PPTable: + """Designed for bulk loading of data for use in presentations.""" + def __init__(self): + self.rawBlocks = [] #parser stuffs things in here... + self.fieldDelim = ',' #tag args can override + self.rowDelim = '\n' #tag args can override + self.data = None + self.style = None #tag args must specify + self.widths = None #tag args can override + self.heights = None #tag args can override + + def getFlowable(self): + self.parseData() + t = Table( + self.data, + self.widths, + self.heights) + if self.style: + t.setStyle(getStyles()[self.style]) + + return t + + def parseData(self): + """Try to make sense of the table data!""" + rawdata = string.strip(string.join(self.rawBlocks, '')) + lines = string.split(rawdata, self.rowDelim) + #clean up... + lines = map(string.strip, lines) + self.data = [] + for line in lines: + cells = string.split(line, self.fieldDelim) + self.data.append(cells) + + #get the width list if not given + if not self.widths: + self.widths = [None] * len(self.data[0]) + if not self.heights: + self.heights = [None] * len(self.data) + +## import pprint +## print 'table data:' +## print 'style=',self.style +## print 'widths=',self.widths +## print 'heights=',self.heights +## print 'fieldDelim=',repr(self.fieldDelim) +## print 'rowDelim=',repr(self.rowDelim) +## pprint.pprint(self.data) + + +class PPSpacer: + def __init__(self): + self.height = 24 #points + + def getFlowable(self): + return Spacer(72, self.height) + + + ############################################################# + # + # The following are things you can draw on a page directly. + # + ############################################################## + +##class PPDrawingElement: +## """Base class for something which you draw directly on the page.""" +## def drawOn(self, canv): +## raise "NotImplementedError", "Abstract base class!" + + +class PPFixedImage: + """You place this on the page, rather than flowing it""" + def __init__(self): + self.filename = None + self.x = 0 + self.y = 0 + self.width = None + self.height = None + + def drawOn(self, canv): + if self.filename: + x, y = self.x, self.y + w, h = self.width, self.height + canv.drawImage(self.filename, x, y, w, h) + + +class PPRectangle: + def __init__(self, x, y, width, height): + self.x = x + self.y = y + self.width = width + self.height = height + self.fillColor = None + self.strokeColor = (1,1,1) + self.lineWidth=0 + + def drawOn(self, canv): + canv.saveState() + canv.setLineWidth(self.lineWidth) + if self.fillColor: + r,g,b = checkColor(self.fillColor) + canv.setFillColorRGB(r,g,b) + if self.strokeColor: + r,g,b = checkColor(self.strokeColor) + canv.setStrokeColorRGB(r,g,b) + canv.rect(self.x, self.y, self.width, self.height, + stroke=(self.strokeColor<>None), + fill = (self.fillColor<>None) + ) + canv.restoreState() + + +class PPRoundRect: + def __init__(self, x, y, width, height, radius): + self.x = x + self.y = y + self.width = width + self.height = height + self.radius = radius + self.fillColor = None + self.strokeColor = (1,1,1) + self.lineWidth=0 + + def drawOn(self, canv): + canv.saveState() + canv.setLineWidth(self.lineWidth) + if self.fillColor: + r,g,b = checkColor(self.fillColor) + canv.setFillColorRGB(r,g,b) + if self.strokeColor: + r,g,b = checkColor(self.strokeColor) + canv.setStrokeColorRGB(r,g,b) + canv.roundRect(self.x, self.y, self.width, self.height, + self.radius, + stroke=(self.strokeColor<>None), + fill = (self.fillColor<>None) + ) + canv.restoreState() + + +class PPLine: + def __init__(self, x1, y1, x2, y2): + self.x1 = x1 + self.y1 = y1 + self.x2 = x2 + self.y2 = y2 + self.fillColor = None + self.strokeColor = (1,1,1) + self.lineWidth=0 + + def drawOn(self, canv): + canv.saveState() + canv.setLineWidth(self.lineWidth) + if self.strokeColor: + r,g,b = checkColor(self.strokeColor) + canv.setStrokeColorRGB(r,g,b) + canv.line(self.x1, self.y1, self.x2, self.y2) + canv.restoreState() + + +class PPEllipse: + def __init__(self, x1, y1, x2, y2): + self.x1 = x1 + self.y1 = y1 + self.x2 = x2 + self.y2 = y2 + self.fillColor = None + self.strokeColor = (1,1,1) + self.lineWidth=0 + + def drawOn(self, canv): + canv.saveState() + canv.setLineWidth(self.lineWidth) + if self.strokeColor: + r,g,b = checkColor(self.strokeColor) + canv.setStrokeColorRGB(r,g,b) + if self.fillColor: + r,g,b = checkColor(self.fillColor) + canv.setFillColorRGB(r,g,b) + canv.ellipse(self.x1, self.y1, self.x2, self.y2, + stroke=(self.strokeColor<>None), + fill = (self.fillColor<>None) + ) + canv.restoreState() + + +class PPPolygon: + def __init__(self, pointlist): + self.points = pointlist + self.fillColor = None + self.strokeColor = (1,1,1) + self.lineWidth=0 + + def drawOn(self, canv): + canv.saveState() + canv.setLineWidth(self.lineWidth) + if self.strokeColor: + r,g,b = checkColor(self.strokeColor) + canv.setStrokeColorRGB(r,g,b) + if self.fillColor: + r,g,b = checkColor(self.fillColor) + canv.setFillColorRGB(r,g,b) + + path = canv.beginPath() + (x,y) = self.points[0] + path.moveTo(x,y) + for (x,y) in self.points[1:]: + path.lineTo(x,y) + path.close() + canv.drawPath(path, + stroke=(self.strokeColor<>None), + fill=(self.fillColor<>None)) + canv.restoreState() + + +class PPString: + def __init__(self, x, y): + self.text = '' + self.x = x + self.y = y + self.align = TA_LEFT + self.font = 'Times-Roman' + self.size = 12 + self.color = (0,0,0) + self.hasInfo = 0 # these can have data substituted into them + + def normalizeText(self): + """It contains literal XML text typed over several lines. + We want to throw away + tabs, newlines and so on, and only accept embedded string + like '\n'""" + lines = string.split(self.text, '\n') + newtext = [] + for line in lines: + newtext.append(string.strip(line)) + #accept all the '\n' as newlines + + self.text = newtext + + def drawOn(self, canv): + # for a string in a section, this will be drawn several times; + # so any substitution into the text should be in a temporary + # variable + if self.hasInfo: + # provide a dictionary of stuff which might go into + # the string, so they can number pages, do headers + # etc. + info = {} + info['title'] = canv._doc.info.title + info['author'] = canv._doc.info.author + info['subject'] = canv._doc.info.subject + info['page'] = canv.getPageNumber() + drawText = self.text % info + else: + drawText = self.text + + if self.color is None: + return + lines = string.split(string.strip(drawText), '\\n') + canv.saveState() + + canv.setFont(self.font, self.size) + + r,g,b = checkColor(self.color) + canv.setFillColorRGB(r,g,b) + cur_y = self.y + for line in lines: + if self.align == TA_LEFT: + canv.drawString(self.x, cur_y, line) + elif self.align == TA_CENTER: + canv.drawCentredString(self.x, cur_y, line) + elif self.align == TA_RIGHT: + canv.drawRightString(self.x, cur_y, line) + cur_y = cur_y - 1.2*self.size + + canv.restoreState() + +class PPDrawing: + def __init__(self): + self.drawing = None + def getFlowable(self): + return self.drawing + +class PPFigure: + def __init__(self): + self.figure = None + def getFlowable(self): + return self.figure + +def getSampleStyleSheet(): + from reportlab.tools.pythonpoint.styles.standard import getParagraphStyles + return getParagraphStyles() + + +#make a singleton and a function to access it +_styles = None +def getStyles(): + global _styles + if not _styles: + _styles = getSampleStyleSheet() + return _styles + + +def setStyles(newStyleSheet): + global _styles + _styles = newStyleSheet + + +##def test(): +## p = stdparser.PPMLParser() +## p.feed(sample) +## p.getPresentation().save() +## p.close() + +_pyRXP_Parser = None +def validate(rawdata): + global _pyRXP_Parser + if not _pyRXP_Parser: + try: + import pyRXP + except ImportError: + return + from reportlab.lib.utils import open_and_read, _RL_DIR, rl_isfile + dtd = 'pythonpoint.dtd' + if not rl_isfile(dtd): + dtd = os.path.join(_RL_DIR,'tools','pythonpoint','pythonpoint.dtd') + if not rl_isfile(dtd): return + def eocb(URI,dtdText=open_and_read(dtd),dtd=dtd): + if os.path.basename(URI)=='pythonpoint.dtd': return dtd,dtdText + return URI + _pyRXP_Parser = pyRXP.Parser(eoCB=eocb) + return _pyRXP_Parser.parse(rawdata) + +def process(datafile, notes=0, handout=0, printout=0, cols=0, verbose=0, outDir=None, datafilename=None, fx=1): + "Process one PythonPoint source file." + if not hasattr(datafile, "read"): + if not datafilename: datafilename = datafile + datafile = open(datafile) + else: + if not datafilename: datafilename = "PseudoFile" + rawdata = datafile.read() + + #if pyRXP present, use it to check and get line numbers for errors... + validate(rawdata) + + return _process(rawdata, datafilename, notes, handout, printout, cols, verbose, outDir, fx) + +def _process(rawdata, datafilename, notes=0, handout=0, printout=0, cols=0, verbose=0, outDir=None, fx=1): + #print 'inner process fx=%d' % fx + from reportlab.tools.pythonpoint.stdparser import PPMLParser + parser = PPMLParser() + parser.fx = fx + parser.sourceFilename = datafilename + parser.feed(rawdata) + pres = parser.getPresentation() + pres.sourceFilename = datafilename + pres.outDir = outDir + pres.notes = notes + pres.handout = handout + pres.printout = printout + pres.cols = cols + pres.verbose = verbose + + if printout: + pres.slides = handleHiddenSlides(pres.slides) + + #this does all the work + pdfcontent = pres.save() + + if verbose: + print 'saved presentation %s.pdf' % os.path.splitext(datafilename)[0] + parser.close() + + return pdfcontent +##class P: +## def feed(self, text): +## parser = stdparser.PPMLParser() +## d = pyRXP.parse(text) +## +## +##def process2(datafilename, notes=0, handout=0, cols=0): +## "Process one PythonPoint source file." +## +## import pyRXP, pprint +## +## rawdata = open(datafilename).read() +## d = pyRXP.parse(rawdata) +## pprint.pprint(d) + + +def handleOptions(): + # set defaults + from reportlab import rl_config + options = {'cols':2, + 'handout':0, + 'printout':0, + 'help':0, + 'notes':0, + 'fx':1, + 'verbose':rl_config.verbose, + 'silent':0, + 'outDir': None} + + args = sys.argv[1:] + args = filter(lambda x: x and x[0]=='-',args) + filter(lambda x: not x or x[0]!='-',args) + try: + shortOpts = 'hnvsx' + longOpts = string.split('cols= outdir= handout help notes printout verbose silent nofx') + optList, args = getopt.getopt(args, shortOpts, longOpts) + except getopt.error, msg: + options['help'] = 1 + + if not args and os.path.isfile('pythonpoint.xml'): + args = ['pythonpoint.xml'] + + # Remove leading dashes (max. two). + for i in range(len(optList)): + o, v = optList[i] + while o[0] == '-': + o = o[1:] + optList[i] = (o, v) + + if o == 'cols': options['cols'] = int(v) + elif o=='outdir': options['outDir'] = v + + if filter(lambda ov: ov[0] == 'handout', optList): + options['handout'] = 1 + + if filter(lambda ov: ov[0] == 'printout', optList): + options['printout'] = 1 + + if optList == [] and args == [] or \ + filter(lambda ov: ov[0] in ('h', 'help'), optList): + options['help'] = 1 + + if filter(lambda ov: ov[0] in ('n', 'notes'), optList): + options['notes'] = 1 + + if filter(lambda ov: ov[0] in ('x', 'nofx'), optList): + options['fx'] = 0 + + if filter(lambda ov: ov[0] in ('v', 'verbose'), optList): + options['verbose'] = 1 + + #takes priority over verbose. Used by our test suite etc. + #to ensure no output at all + if filter(lambda ov: ov[0] in ('s', 'silent'), optList): + options['silent'] = 1 + options['verbose'] = 0 + + + return options, args + +def main(): + options, args = handleOptions() + + if options['help']: + print USAGE_MESSAGE + sys.exit(0) + + if options['verbose'] and options['notes']: + print 'speaker notes mode' + + if options['verbose'] and options['handout']: + print 'handout mode' + + if options['verbose'] and options['printout']: + print 'printout mode' + + if not options['fx']: + print 'suppressing special effects' + for fileGlobs in args: + files = glob.glob(fileGlobs) + for datafile in files: + if os.path.isfile(datafile): + file = os.path.join(os.getcwd(), datafile) + notes, handout, printout, cols, verbose, fx = options['notes'], options['handout'], options['printout'], options['cols'], options['verbose'], options['fx'] + process(file, notes, handout, printout, cols, verbose, options['outDir'], fx=fx) + else: + print 'Data file not found:', datafile + +if __name__ == '__main__': + main() |