PYTHON

python svg viewing

import sys

from PySide2 import QtCore, QtGui, QtWidgets
from PySide2.QtNetwork import QNetworkProxy, QNetworkProxyFactory
from PySide2.QtWebEngineWidgets import QWebEngineView


class DisplaySVG(QtWidgets.QWidget):
    "A simple SVG display."
    def __init__(self, url=None, parent=None):
        super().__init__(parent)
        self.resize(800,600)
        self.verticalLayout = QtWidgets.QVBoxLayout(self)
        self.webview = QWebEngineView(self)
        self.verticalLayout.addWidget(self.webview)

        self.setWindowTitle("Display SVG")
        act = QtWidgets.QAction("Close", self)
        act.setShortcuts([QtGui.QKeySequence(QtCore.Qt.Key_Escape)])
        act.triggered.connect(self.close)
        self.addAction(act)

        svg = '''
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!-- Created with Inkscape (http://www.inkscape.org/) -->

<svg
   xmlns:dc="http://purl.org/dc/elements/1.1/"
   xmlns:cc="http://creativecommons.org/ns#"
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
   xmlns:svg="http://www.w3.org/2000/svg"
   xmlns="http://www.w3.org/2000/svg"
   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
   width="210mm"
   height="297mm"
   viewBox="0 0 210 297"
   version="1.1"
   id="svg8"
   inkscape:version="0.92.4 (5da689c313, 2019-01-14)"
   sodipodi:docname="drawing.svg">
  <defs
     id="defs2">
    <filter
       style="color-interpolation-filters:sRGB;"
       inkscape:label="Blur"
       id="filter4530">
      <feGaussianBlur
         stdDeviation="3.48559 2"
         result="fbSourceGraphic"
         id="feGaussianBlur4528" />
      <feColorMatrix
         result="fbSourceGraphicAlpha"
         in="fbSourceGraphic"
         values="0 0 0 -1 0 0 0 0 -1 0 0 0 0 -1 0 0 0 0 1 0"
         id="feColorMatrix4532" />
      <feGaussianBlur
         id="feGaussianBlur4534"
         stdDeviation="3.49 2"
         result="blur"
         in="fbSourceGraphic" />
    </filter>
  </defs>
  <sodipodi:namedview
     id="base"
     pagecolor="#ffffff"
     bordercolor="#666666"
     borderopacity="1.0"
     inkscape:pageopacity="0.0"
     inkscape:pageshadow="2"
     inkscape:zoom="0.7"
     inkscape:cx="214.06823"
     inkscape:cy="366.85869"
     inkscape:document-units="mm"
     inkscape:current-layer="layer1"
     showgrid="false"
     inkscape:window-width="1487"
     inkscape:window-height="958"
     inkscape:window-x="58"
     inkscape:window-y="85"
     inkscape:window-maximized="0" />
  <metadata
     id="metadata5">
    <rdf:RDF>
      <cc:Work
         rdf:about="">
        <dc:format>image/svg+xml</dc:format>
        <dc:type
           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
        <dc:title></dc:title>
      </cc:Work>
    </rdf:RDF>
  </metadata>
  <g
     inkscape:label="Layer 1"
     inkscape:groupmode="layer"
     id="layer1">
    <circle
       style="opacity:1;fill:#ff5555;fill-opacity:0.57480317;stroke:#2c2cff;stroke-width:1.882;stroke-miterlimit:4;stroke-dasharray:3.764, 1.88199999999999990;stroke-dashoffset:0;stroke-opacity:1;filter:url(#filter4530)"
       id="path4518"
       cx="66.523811"
       cy="123.13095"
       r="36.285713" />
  </g>
</svg>
        '''

        self.webview.setHtml(svg)

qt_app = QtWidgets.QApplication(sys.argv)
disp = DisplaySVG()
disp.show()
qt_app.exec_()