def test_05(self):
"""TestSVGlWriter.test_05(): a polyline.
Based on http://www.w3.org/TR/2003/REC-SVG11-20030114/shapes.html#PolylineElement"""
myF = io.StringIO()
myViewPort = Coord.Box(
Coord.Dim(12, 'cm'),
Coord.Dim(4, 'cm'),
)
with SVGWriter.SVGWriter(myF, myViewPort, {'viewBox' : "0 0 1200 400"}) as xS:
with XmlWrite.Element(xS, 'desc'):
xS.characters('Example line01 - lines expressed in user coordinates')
#xS.comment(" Show outline of canvas using 'rect' element ")
myPt = Coord.Pt(Coord.baseUnitsDim(1), Coord.baseUnitsDim(1))
myBx = Coord.Box(Coord.baseUnitsDim(1198), Coord.baseUnitsDim(398))
with SVGWriter.SVGRect(xS, myPt, myBx, {'fill':"none", 'stroke':"blue",'stroke-width':"2"}):
pass
# Make a group
with SVGWriter.SVGPolyline(
xS,
[
Coord.Pt(Coord.baseUnitsDim(50), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(150), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(150), Coord.baseUnitsDim(325)),
Coord.Pt(Coord.baseUnitsDim(250), Coord.baseUnitsDim(325)),
Coord.Pt(Coord.baseUnitsDim(250), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(350), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(350), Coord.baseUnitsDim(250)),
Coord.Pt(Coord.baseUnitsDim(450), Coord.baseUnitsDim(250)),
Coord.Pt(Coord.baseUnitsDim(450), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(550), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(550), Coord.baseUnitsDim(175)),
Coord.Pt(Coord.baseUnitsDim(650), Coord.baseUnitsDim(175)),
Coord.Pt(Coord.baseUnitsDim(650), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(750), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(750), Coord.baseUnitsDim(100)),
Coord.Pt(Coord.baseUnitsDim(850), Coord.baseUnitsDim(100)),
Coord.Pt(Coord.baseUnitsDim(850), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(950), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(950), Coord.baseUnitsDim(25)),
Coord.Pt(Coord.baseUnitsDim(1050), Coord.baseUnitsDim(25)),
Coord.Pt(Coord.baseUnitsDim(1050), Coord.baseUnitsDim(375)),
Coord.Pt(Coord.baseUnitsDim(1150), Coord.baseUnitsDim(375)),
],
{'fill' : 'none', 'stroke' : 'blue', 'stroke-width' : "5"}
):
pass
# print()
# print(myF.getvalue())
# self.maxDiff = None
self.assertEqual(myF.getvalue(), """<?xml version='1.0' encoding="utf-8"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg height="4cm" version="1.1" viewBox="0 0 1200 400" width="12cm" xmlns="http://www.w3.org/2000/svg">
<desc>Example line01 - lines expressed in user coordinates</desc>
<rect fill="none" height="398px" stroke="blue" stroke-width="2" width="1198px" x="1px" y="1px"/>
<polyline fill="none" points="50,375 150,375 150,325 250,325 250,375 350,375 350,250 450,250 450,375 550,375 550,175 650,175 650,375 750,375 750,100 850,100 850,375 950,375 950,25 1050,25 1050,375 1150,375" stroke="blue" stroke-width="5"/>
</svg>
""")
def plotPolyLine(self, ptS, theStroke):
"""Plots a polyline. ptS are a list of Coord.Pt objects. theStroke is a Plot.Stroke object."""
with SVGWriter.SVGPolyline(self._svg,
ptS,
attrs=self._retSVGAttrsFromStroke(stroke)):
pass