def runTest(self):
subpath = geom.Subpath()
subpath.AddSegment(('L', (0.0, 0.0), (3.0, 0.0)))
subpath.AddSegment(('L', (3.0, 0.0), (3.0, 5.0)))
subpath.AddSegment(
('B', (3.0, 5.0), (0.0, 5.0), (2.0, 6.0), (1.0, 6.0)))
subpath.closed = True
opt = art2polyarea.ConvertOptions()
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(pa.points.pos, [(0.0, 0.0), (3.0, 0.0), (3.0, 5.0),
(1.5, 5.75), (0.0, 5.0)])
self.assertEqual(pa.poly, [0, 1, 2, 3, 4])
subpath = geom.Subpath()
subpath.AddSegment(('L', (0.0, 0.0), (1.0, 0.0)))
opt = art2polyarea.ConvertOptions()
opt.smoothness = 0
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(pa.poly, [])
subpath = _MakePolySubpath([(0.0, 0.0), (0.000001, 0.0), (1.0, 0.0),
(2.0, 2.0), (2.0, 2.0004), (3.0, 5.0),
(0.0, -0.00003)])
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(pa.points.pos, [(0.0, 0.0), (1.0, 0.0), (2.0, 2.0),
(3.0, 5.0)])
self.assertEqual(pa.poly, [0, 1, 2, 3])
def runTest(self):
subpath = geom.Subpath()
m = 0.551784 # magic number for circle approx by 4 beziers
subpath.AddSegment(
('B', (0.0, 0.0), (1.0, 1.0), (m, 0.0), (1.0, 1.0 - m)))
subpath.AddSegment(
('B', (1.0, 1.0), (0.0, 2.0), (1.0, 1.0 + m), (m, 2.0)))
subpath.AddSegment(('L', (0.0, 2.0), (0.0, 0.0)))
subpath.closed = True
path = geom.Path()
path.AddSubpath(subpath)
opt = art2polyarea.ConvertOptions()
opt.subdiv_kind = "EVEN"
opt.smoothness = 0
art2polyarea._SetEvenLength(opt, [path])
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 10)
opt.smoothness = 1
art2polyarea._SetEvenLength(opt, [path])
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 18)
opt.smoothness = 2
art2polyarea._SetEvenLength(opt, [path])
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 26)
def runTest(self):
subpath = geom.Subpath()
m = 0.551784 # magic number for circle approx by 4 beziers
subpath.AddSegment(
('B', (0.0, 0.0), (1.0, 1.0), (m, 0.0), (1.0, 1.0 - m)))
subpath.AddSegment(
('B', (1.0, 1.0), (0.0, 2.0), (1.0, 1.0 + m), (m, 2.0)))
subpath.AddSegment(
('B', (0.0, 2.0), (-1.0, 1.0), (-m, 2.0), (-1.0, 1.0 + m)))
subpath.AddSegment(
('B', (-1.0, 1.0), (0.0, 0.0), (-1.0, 1.0 - m), (-m, 0.0)))
subpath.closed = True
opt = art2polyarea.ConvertOptions()
opt.subdiv_kind = "ADAPTIVE"
opt.smoothness = 0
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 4)
opt.smoothness = 1
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 8)
opt.smoothness = 2
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 16)
opt.smoothness = 3
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 32)
opt.smoothness = 4
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 64)
opt.smoothness = 5
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 128)
opt.smoothness = 6
pa = art2polyarea._SubpathToPolyArea(subpath, opt, geom.Points())
self.assertEqual(len(pa.poly), 128)
def runTest(self):
art = vecfile.ParseVecFile("testfiles/colors.ai")
if SHOW:
opt = art2polyarea.ConvertOptions()
pareas = art2polyarea.ArtToPolyAreas(art, opt)
for pa in pareas.polyareas:
showfaces.ShowPolyArea(pa, "colors.pdf")
def ParseOneAI(self, f):
art = vecfile.ParseAIEPSFile("testfiles/" + f)
if SHOW:
opt = art2polyarea.ConvertOptions()
pareas = art2polyarea.ArtToPolyAreas(art, opt)
for pa in pareas.polyareas:
showfaces.ShowPolyArea(pa, f)
def ParseOneSVG(self, f):
art = svg.ParseSVGFile("testfiles/" + f)
if SHOW:
opt = art2polyarea.ConvertOptions()
opt.filled_only = False
opt.smoothness = 3
pareas = art2polyarea.ArtToPolyAreas(art, opt)
for pa in pareas.polyareas:
showfaces.ShowPolyArea(pa, f)
def runTest(self):
art = geom.Art()
cps = [(0.0, 0.0), (1.0, 1.0), (2.0, 3.0), (3.0, 0.0)]
opt = art2polyarea.ConvertOptions()
opt.smoothness = 0
ans = art2polyarea.Bezier3Approx(cps, opt)
self.assertEqual(ans, [cps[0], cps[3]])
opt.smoothness = 1
ans = art2polyarea.Bezier3Approx(cps, opt)
self.assertEqual(len(ans), 3)
self.assertAlmostEqual(ans[1][0], 1.5)
self.assertAlmostEqual(ans[1][1], 1.5)
opt.smoothness = 2
ans = art2polyarea.Bezier3Approx(cps, opt)
self.assertEqual(len(ans), 5)
self.assertAlmostEqual(ans[1][0], 0.75)
self.assertAlmostEqual(ans[1][1], 0.84375)
def runTest(self):
art = geom.Art()
# path1 - filled with white, so won't appear
path1 = geom.Path()
path1.AddSubpath(_MakePolySubpath([(1.0, 1.0), (2.0, 1.0),
(3.0, 1.0)]))
path1.filled = True
path1.fillpaint = geom.white_paint
# path2 - not filled, so won't appear
path2 = geom.Path()
path2.AddSubpath(_MakePolySubpath([(0.0, 1.0), (3.0, 1.0),
(3.0, 1.0)]))
path2.filled = False
# path3 - square with triangle hole
path3 = geom.Path()
path3.AddSubpath(
_MakePolySubpath([(0.0, 0.0), (1.0, 0.0), (1.0, 1.0), (0.0, 1.0)]))
path3.AddSubpath(_MakePolySubpath([(.2, .2), (.1, .6), (.4, .2)]))
path3.filled = True
path3.fillpaint = geom.Paint(1.0, 0.0, 0.0) # red
# path 4 - rectangle - covers path3, but shouldn't combine with it
path4 = geom.Path()
path4.AddSubpath(
_MakePolySubpath([(-1.0, -1.0), (5.0, -1.0), (5.0, 2.0),
(-1.0, 2.0)]))
path4.filled = True
path4.fillpaint = geom.Paint(0.0, 1.0, 0.0) # green
art.paths = [path1, path2, path3, path4]
opt = art2polyarea.ConvertOptions()
opt.smoothness = 0
pas = art2polyarea.ArtToPolyAreas(art, opt)
self.assertEqual(len(pas.polyareas), 2)
self.assertEqual(pas.points.pos,
[(0.0, 0.0), (1.0, 0.0), (1.0, 1.0), (0.0, 1.0),
(0.2, 0.2), (0.1, 0.6), (0.4, 0.2), (-1.0, -1.0),
(5.0, -1.0), (5.0, 2.0), (-1.0, 2.0)])
self.assertEqual(pas.polyareas[0].poly, [0, 1, 2, 3])
self.assertEqual(pas.polyareas[0].holes, [[4, 5, 6]])
self.assertEqual(pas.polyareas[0].data, (1.0, 0.0, 0.0))
self.assertEqual(pas.polyareas[1].poly, [7, 8, 9, 10])
self.assertEqual(pas.polyareas[1].holes, [])
self.assertEqual(pas.polyareas[1].data, (0.0, 1.0, 0.0))