コード例 #1
0
 def renderDocument(self,
                    plot,
                    filename,
                    sizeMM=(300, 200),
                    resolution=85,
                    format_=None):
     if isinstance(sizeMM, tuple):
         sizeMM = QSizeF(*sizeMM)
     if format_ is None:
         ext = osp.splitext(filename)[1]
         if not ext:
             raise TypeError(
                 "Unable to determine target format from filename")
         format_ = ext[1:]
     if plot is None or sizeMM.isEmpty() or resolution <= 0:
         return
     title = plot.title().text()
     if not title:
         title = "Plot Document"
     mmToInch = 1. / 25.4
     size = sizeMM * mmToInch * resolution
     documentRect = QRectF(0.0, 0.0, size.width(), size.height())
     fmt = format_.lower()
     if fmt in ("pdf", "ps"):
         printer = QPrinter()
         if fmt == "pdf":
             printer.setOutputFormat(QPrinter.PdfFormat)
         else:
             printer.setOutputFormat(QPrinter.PostScriptFormat)
         printer.setColorMode(QPrinter.Color)
         printer.setFullPage(True)
         printer.setPaperSize(sizeMM, QPrinter.Millimeter)
         printer.setDocName(title)
         printer.setOutputFileName(filename)
         printer.setResolution(resolution)
         painter = QPainter(printer)
         self.render(plot, painter, documentRect)
         painter.end()
     elif fmt == "svg":
         generator = QSvgGenerator()
         generator.setTitle(title)
         generator.setFileName(filename)
         generator.setResolution(resolution)
         generator.setViewBox(documentRect)
         painter = QPainter(generator)
         self.render(plot, painter, documentRect)
         painter.end()
     elif fmt in QImageWriter.supportedImageFormats():
         imageRect = documentRect.toRect()
         dotsPerMeter = int(round(resolution * mmToInch * 1000.))
         image = QImage(imageRect.size(), QImage.Format_ARGB32)
         image.setDotsPerMeterX(dotsPerMeter)
         image.setDotsPerMeterY(dotsPerMeter)
         image.fill(QColor(Qt.white).rgb())
         painter = QPainter(image)
         self.render(plot, painter, imageRect)
         painter.end()
         image.save(filename, fmt)
     else:
         raise TypeError("Unsupported file format '%s'" % fmt)
コード例 #2
0
 def renderDocument(self, plot, filename, sizeMM=(300, 200), resolution=85,
                    format_=None):
     if isinstance(sizeMM, tuple):
         sizeMM = QSizeF(*sizeMM)
     if format_ is None:
         ext = osp.splitext(filename)[1]
         if not ext:
             raise TypeError("Unable to determine target format from filename")
         format_ = ext[1:]
     if plot is None or sizeMM.isEmpty() or resolution <= 0:
         return
     title = plot.title().text()
     if not title:
         title = "Plot Document"
     mmToInch = 1./25.4
     size = sizeMM * mmToInch * resolution
     documentRect = QRectF(0.0, 0.0, size.width(), size.height())
     fmt = format_.lower()
     if fmt in ("pdf", "ps"):
         printer = QPrinter()
         if fmt == "pdf":
             printer.setOutputFormat(QPrinter.PdfFormat)
         else:
             printer.setOutputFormat(QPrinter.PostScriptFormat)
         printer.setColorMode(QPrinter.Color)
         printer.setFullPage(True)
         printer.setPaperSize(sizeMM, QPrinter.Millimeter)
         printer.setDocName(title)
         printer.setOutputFileName(filename)
         printer.setResolution(resolution)
         painter = QPainter(printer)
         self.render(plot, painter, documentRect)
         painter.end()
     elif fmt == "svg":
         generator = QSvgGenerator()
         generator.setTitle(title)
         generator.setFileName(filename)
         generator.setResolution(resolution)
         generator.setViewBox(documentRect)
         painter = QPainter(generator)
         self.render(plot, painter, documentRect)
         painter.end()
     elif fmt in QImageWriter.supportedImageFormats():
         imageRect = documentRect.toRect()
         dotsPerMeter = int(round(resolution*mmToInch*1000.))
         image = QImage(imageRect.size(), QImage.Format_ARGB32)
         image.setDotsPerMeterX(dotsPerMeter)
         image.setDotsPerMeterY(dotsPerMeter)
         image.fill(QColor(Qt.white).rgb())
         painter = QPainter(image)
         self.render(plot, painter, imageRect)
         painter.end()
         image.save(filename, fmt)
     else:
         raise TypeError("Unsupported file format '%s'" % fmt)
コード例 #3
0
ファイル: BodeDemo.py プロジェクト: PierreRaybaut/plotpy
    def print_(self):
        printer = QPrinter(QPrinter.HighResolution)

        printer.setCreator('Bode example')
        printer.setOrientation(QPrinter.Landscape)
        printer.setColorMode(QPrinter.Color)

        docName = str(self.plot.title().text())
        if not docName:
            docName.replace('\n', ' -- ')
            printer.setDocName(docName)

        dialog = QPrintDialog(printer)
        if dialog.exec_():
            renderer = QwtPlotRenderer()
            if (QPrinter.GrayScale == printer.colorMode()):
                renderer.setDiscardFlag(QwtPlotRenderer.DiscardBackground)
                renderer.setDiscardFlag(QwtPlotRenderer.DiscardCanvasBackground)
                renderer.setDiscardFlag(QwtPlotRenderer.DiscardCanvasFrame)
                renderer.setLayoutFlag(QwtPlotRenderer.FrameWithScales)
            renderer.renderTo(self.plot, printer)
コード例 #4
0
    def print_(self):
        printer = QPrinter(QPrinter.HighResolution)

        printer.setCreator('Bode example')
        printer.setOrientation(QPrinter.Landscape)
        printer.setColorMode(QPrinter.Color)

        docName = str(self.plot.title().text())
        if not docName:
            docName.replace('\n', ' -- ')
            printer.setDocName(docName)

        dialog = QPrintDialog(printer)
        if dialog.exec_():
            renderer = QwtPlotRenderer()
            if (QPrinter.GrayScale == printer.colorMode()):
                renderer.setDiscardFlag(QwtPlotRenderer.DiscardBackground)
                renderer.setDiscardFlag(QwtPlotRenderer.DiscardCanvasBackground)
                renderer.setDiscardFlag(QwtPlotRenderer.DiscardCanvasFrame)
                renderer.setLayoutFlag(QwtPlotRenderer.FrameWithScales)
            renderer.renderTo(self.plot, printer)