Attempting to repro a bug in shoebot

Recording Surface to SVG Surface.ipynb

{
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  {
   "cell_type": "code",
   "execution_count": 27,
   "metadata": {},
   "outputs": [],
   "source": [
    "# packages used\n",
    "# !pip3 install display-xml --user\n",
    "# !pip3 install cairo_jupyter"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "metadata": {},
   "outputs": [
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       "<svg height=\"100pt\" version=\"1.1\" viewBox=\"0 0 100 100\" width=\"100pt\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
       "<defs>\n",
       "<g clip-path=\"url(#clip1)\" id=\"surface179\">\n",
       "<rect height=\"16777215\" style=\"opacity:1;stroke:none;fill:rgb(0,0,0);\" width=\"16777215\"/>\n",
       "<path d=\"M 0.398438 0.398438 L 51 0.398438 L 51 51 L 0.398438 51 Z M 0.398438 0.398438 \" style=\" stroke:none;fill-rule:nonzero;fill:rgb(100%,20%,20%);fill-opacity:0.6;\"/>\n",
       "</g>\n",
       "</defs>\n",
       "<g id=\"surface176\">\n",
       "<use transform=\"matrix(1,0,0,1,10,10)\" xlink:href=\"#surface179\"/>\n",
       "</g>\n",
       "</svg>"
      ],
      "text/plain": [
       "<IPython.core.display.SVG object>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    },
    {
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       "        </style>\n",
       "        <div class=\"highlight\"><pre><span></span><span class=\"nt\">&lt;svg</span> <span class=\"na\">xmlns=</span><span class=\"s\">&quot;http://www.w3.org/2000/svg&quot;</span> <span class=\"na\">xmlns:xlink=</span><span class=\"s\">&quot;http://www.w3.org/1999/xlink&quot;</span> <span class=\"na\">width=</span><span class=\"s\">&quot;100pt&quot;</span> <span class=\"na\">height=</span><span class=\"s\">&quot;100pt&quot;</span> <span class=\"na\">viewBox=</span><span class=\"s\">&quot;0 0 100 100&quot;</span> <span class=\"na\">version=</span><span class=\"s\">&quot;1.1&quot;</span><span class=\"nt\">&gt;</span>\n",
       "  <span class=\"nt\">&lt;defs&gt;</span>\n",
       "    <span class=\"nt\">&lt;g</span> <span class=\"na\">id=</span><span class=\"s\">&quot;surface179&quot;</span> <span class=\"na\">clip-path=</span><span class=\"s\">&quot;url(#clip1)&quot;</span><span class=\"nt\">&gt;</span>\n",
       "      <span class=\"nt\">&lt;rect</span> <span class=\"na\">width=</span><span class=\"s\">&quot;16777215&quot;</span> <span class=\"na\">height=</span><span class=\"s\">&quot;16777215&quot;</span> <span class=\"na\">style=</span><span class=\"s\">&quot;opacity:1;stroke:none;fill:rgb(0,0,0);&quot;</span><span class=\"nt\">/&gt;</span>\n",
       "      <span class=\"nt\">&lt;path</span> <span class=\"na\">style=</span><span class=\"s\">&quot; stroke:none;fill-rule:nonzero;fill:rgb(100%,20%,20%);fill-opacity:0.6;&quot;</span> <span class=\"na\">d=</span><span class=\"s\">&quot;M 0.398438 0.398438 L 51 0.398438 L 51 51 L 0.398438 51 Z M 0.398438 0.398438 &quot;</span><span class=\"nt\">/&gt;</span>\n",
       "    <span class=\"nt\">&lt;/g&gt;</span>\n",
       "  <span class=\"nt\">&lt;/defs&gt;</span>\n",
       "  <span class=\"nt\">&lt;g</span> <span class=\"na\">id=</span><span class=\"s\">&quot;surface176&quot;</span><span class=\"nt\">&gt;</span>\n",
       "    <span class=\"nt\">&lt;use</span> <span class=\"na\">xlink:href=</span><span class=\"s\">&quot;#surface179&quot;</span> <span class=\"na\">transform=</span><span class=\"s\">&quot;matrix(1,0,0,1,10,10)&quot;</span><span class=\"nt\">/&gt;</span>\n",
       "  <span class=\"nt\">&lt;/g&gt;</span>\n",
       "<span class=\"nt\">&lt;/svg&gt;</span>\n",
       "</pre></div>\n",
       "\n",
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       "    "
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      "text/plain": [
       "<display_xml.xml.XML at 0x7fae178b2d90>"
      ]
     },
     "execution_count": 25,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "%reload_ext cairo_jupyter\n",
    "\n",
    "# RecordingSurface info from copied from https://stackoverflow.com/questions/29359534/transferring-all-of-a-cairo-recordingsurface-to-svg\n",
    "\n",
    "import cairo\n",
    "\n",
    "from io import BytesIO\n",
    "from IPython.display import SVG, display\n",
    "\n",
    "rec_surf = cairo.RecordingSurface(cairo.CONTENT_COLOR, None)\n",
    "\n",
    "context = cairo.Context(rec_surf)\n",
    "context.set_source_rgba(1, 0.2, 0.2, 0.6)\n",
    "context.rectangle(0.4, 0.4, 50.6, 50.6)\n",
    "context.fill()\n",
    "\n",
    "svgio = BytesIO()\n",
    "\n",
    "# can't seem to do the following in a with statement:\n",
    "final_surf = cairo.SVGSurface(svgio, 100, 100)\n",
    "final_ctx = cairo.Context(final_surf)\n",
    "final_ctx.set_source_surface(rec_surf, 10, 10)\n",
    "final_ctx.paint()\n",
    "final_surf.finish()\n",
    "\n",
    "display(SVG(data=svgio.getvalue()))\n",
    "XML(svgio.getvalue(), style='autumn')"
   ]
  }
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