def createSVG(filename, tool, points):
# Generate the paths
allPoints = list()
paths = list()
t = Template(PATH_TEMPLATE)
for point in points:
allPoints.extend(point)
path = Path()
lx, ly = point[0]
pc = 0
for p in point[1:]:
l = mkLine(lx, ly, p[0], p[1])
if l is not None:
path.append(l)
pc = pc + 1
lx = p[0]
ly = p[1]
path.closed = True
paths.append(t.safe_substitute({ 'strokeWidth': tool, 'path': path.d() }))
print "Generated path with %d points." % pc
# Build the final output
v = {
'xmin': min([ x for x, y in allPoints ]) - (tool / 2),
'ymin': min([ y for x, y in allPoints ]) - (tool / 2),
'xmax': max([ x for x, y in allPoints ]) + (tool / 2),
'ymax': max([ y for x, y in allPoints ]) + (tool / 2)
}
v['width'] = abs(v['xmax'] - v['xmin'])
v['height'] = abs(v['ymax'] - v['ymin'])
v['path'] = "\n".join(paths)
out = Template(SVG_TEMPLATE).substitute(v).strip()
# And write the file
with open(filename, "w") as svg:
svg.write(out)
def path_to_polygon(path):
polygon = []
global max_x, max_y, min_x, min_y
new_path = Path()
for segment in parse_path(path):
new_path.append(Line(segment.start, segment.end))
new_path.closed = True
raw_path = new_path.d()
# search for compound path bits and remove them
path_bits = re.findall('M.+?[ZM]', raw_path)
if len(path_bits) > 0:
raw_path = path_bits[0]
raw_path_size = len(re.findall(',', raw_path))
for bit in path_bits:
bit_size = len(re.findall(',', bit))
if bit_size > raw_path_size:
raw_path = bit
raw_path_size = bit_size
# convert to simple list of nodes
nodes = re.findall('[ML]\s*(\d+\.*\d*,\d+\.*\d*)\s*', raw_path)
for n in nodes:
coords = n.split(',')
if max_x < int(coords[0]):
max_x = int(coords[0])
if max_y < int(coords[1]):
max_y = int(coords[1])
if min_x > int(coords[0]):
min_x = int(coords[0])
if min_y > int(coords[1]):
min_y = int(coords[1])
polygon.append([int(coords[0]), int(coords[1])])
polygon.pop()
return polygon
def createSVG(filename, tool, points):
# Generate the paths
allPoints = list()
paths = list()
t = Template(PATH_TEMPLATE)
for point in points:
allPoints.extend(point)
path = Path()
lx, ly = point[0]
pc = 0
for p in point[1:]:
l = mkLine(lx, ly, p[0], p[1])
if l is not None:
path.append(l)
pc = pc + 1
lx = p[0]
ly = p[1]
path.closed = True
paths.append(t.safe_substitute({
'strokeWidth': tool,
'path': path.d()
}))
print "Generated path with %d points." % pc
# Build the final output
v = {
'xmin': min([x for x, y in allPoints]) - (tool / 2),
'ymin': min([y for x, y in allPoints]) - (tool / 2),
'xmax': max([x for x, y in allPoints]) + (tool / 2),
'ymax': max([y for x, y in allPoints]) + (tool / 2)
}
v['width'] = abs(v['xmax'] - v['xmin'])
v['height'] = abs(v['ymax'] - v['ymin'])
v['path'] = "\n".join(paths)
out = Template(SVG_TEMPLATE).substitute(v).strip()
# And write the file
with open(filename, "w") as svg:
svg.write(out)