def renderSvgScene(self,
filenamePrefix,
pathTuples,
hGuidelines=None):
from tfs.common.TFSSvg import TFSSvg, TFSSvgPath
filename = '%s.svg' % ( filenamePrefix, )
dstFile = os.path.abspath(os.path.join(self.svg_folder, filename))
CANVAS_BACKGROUND_COLOR = 0xffffffff
CANVAS_BORDER_COLOR = 0x07fbfbfbf
fiSvg = TFSSvg().withBackground(CANVAS_BACKGROUND_COLOR).withBorder(CANVAS_BORDER_COLOR)
# if pathTuples:
for color, contours in pathTuples:
self.subrenderGlyphContours(fiSvg, contours, color)
if hGuidelines:
for hGuideline in hGuidelines:
p0 = TFSPoint(hGuideline, self.fifont.info.descender)
p1 = TFSPoint(hGuideline, self.fifont.info.ascender)
GUIDELINE_COLOR = 0x7fdfdfdf
fiSvg.addItem(TFSSvgPath(openPathWithPoints(p0, p1)).addStroke(GUIDELINE_COLOR, 1))
vGuidelines = ( 0,
self.fifont.info.ascender,
self.fifont.info.descender,
)
if vGuidelines:
minmax = None
for color, contours in pathTuples:
minmax = minmaxMerge(minmax, minmaxPaths(contours))
for vGuideline in vGuidelines:
p0 = TFSPoint(0, vGuideline)
p1 = TFSPoint(minmax.maxX, vGuideline)
GUIDELINE_COLOR = 0x7fdfdfdf
fiSvg.addItem(TFSSvgPath(openPathWithPoints(p0, p1)).addStroke(GUIDELINE_COLOR, 1))
SVG_HEIGHT = 400
SVG_MAX_WIDTH = 800
fiSvg.renderToFile(dstFile, margin=10, height=SVG_HEIGHT, maxWidth=SVG_MAX_WIDTH)
return filename
def test_subdividePathWithPaths(self):
divided, intersections = TFSTesselation().subdividePathWithPaths([openPathWithPoints(TFSPoint(0, 2),
TFSPoint(4, 2)),
openPathWithPoints(TFSPoint(6, 0),
TFSPoint(6, 4)),
])
self.assertEqual(len(divided), 2)
self.assertEqual(len(intersections), 0)
divided, intersections = TFSTesselation().subdividePathWithPaths([openPathWithPoints(TFSPoint(0, 2),
TFSPoint(4, 2)),
openPathWithPoints(TFSPoint(2, 0),
TFSPoint(2, 4)),
])
# debugPaths('divided', divided)
self.assertEqual(len(divided), 4)
self.assertEqual(len(intersections), 1)
divided, intersections = TFSTesselation().subdividePathWithPaths([openPathWithPoints(TFSPoint(0, 2),
TFSPoint(4, 2)),
openPathWithPoints(TFSPoint(2, 0),
TFSPoint(2, 4)),
openPathWithPoints(TFSPoint(3, 0),
TFSPoint(3, 4)),
])
# debugPaths('divided', divided)
self.assertEqual(len(divided), 7)
self.assertEqual(len(intersections), 2)
divided, intersections = TFSTesselation().subdividePathWithPaths([openPathWithPoints(TFSPoint(0, 2),
TFSPoint(4, 2)),
openPathWithPoints(TFSPoint(0, 1),
TFSPoint(4, 1)),
openPathWithPoints(TFSPoint(2, 0),
TFSPoint(2, 4)),
openPathWithPoints(TFSPoint(3, 0),
TFSPoint(3, 4)),
])
# debugPaths('divided', divided)
self.assertEqual(len(divided), 12)
self.assertEqual(len(intersections), 4)
'''
Endpoint intersection
'''
divided, intersections = TFSTesselation().subdividePathWithPaths([openPathWithPoints(TFSPoint(0, 2),
TFSPoint(4, 2)),
openPathWithPoints(TFSPoint(4, 2),
TFSPoint(4, 4)),
])
self.assertEqual(len(divided), 2)
self.assertEqual(len(intersections), 0)