def _merge_transform(self, node, transform):
"""Propagate style and transform to remove inheritance
Originally from
https://github.com/nikitakit/svg2sif/blob/master/synfig_prepare.py#L370
"""
# Compose the transformations
if node.tag == addNS("svg", "svg") and node.get("viewBox"):
vx, vy, vw, vh = [self._get_dimension(x)
for x in node.get("viewBox").split()]
dw = self._get_dimension(node.get("width", vw))
dh = self._get_dimension(node.get("height", vh))
t = ("translate(%f, %f) scale(%f, %f)" %
(-vx, -vy, dw / vw, dh / vh))
this_transform = simpletransform.parseTransform(
t, transform)
this_transform = simpletransform.parseTransform(
node.get("transform"), this_transform)
del node.attrib["viewBox"]
else:
this_transform = simpletransform.parseTransform(node.get(
"transform"), transform)
# Set the node's transform attrib
node.set("transform",
simpletransform.formatTransform(this_transform))
def match( p1, p2, a1, a2 ): x = 0 y = 1 # distances dp = [ p2[x]-p1[x], p2[y]-p1[y] ] da = [ a2[x]-a1[x], a2[y]-a1[y] ] # angles angle_p = math.atan2( dp[x], dp[y] ) angle_a = math.atan2( da[x], da[y] ) # radians #rp = math.sqrt( dp[x]*dp[x] + dp[y]*dp[y] ) #ra = math.sqrt( da[x]*da[x] + da[y]*da[y] ) rp = math.hypot( dp[x], dp[y] ) ra = math.hypot( da[x], da[y] ) # scale scale = ra / rp # transforms in the order they are applied t1 = simpletransform.parseTransform( "translate(%f,%f)"%(-p1[x],-p1[y]) ) #t2 = simpletransform.parseTransform( "rotate(%f)"%(-angle_p) ) #t3 = simpletransform.parseTransform( "scale(%f,%f)"%(scale,scale) ) #t4 = simpletransform.parseTransform( "rotate(%f)"%angle_a ) t2 = rotateTransform(-angle_p) t3 = scaleTransform( scale, scale ) t4 = rotateTransform( angle_a ) t5 = simpletransform.parseTransform( "translate(%f,%f)"%(a1[x],a1[y]) ) # transforms in the order they are multiplied t = t5 t = simpletransform.composeTransform( t, t4 ) t = simpletransform.composeTransform( t, t3 ) t = simpletransform.composeTransform( t, t2 ) t = simpletransform.composeTransform( t, t1 ) # return the combined transform return t
def getHpgl(self):
# dryRun to find edges
groupmat = [[self.mirrorX * self.scaleX * self.viewBoxTransformX, 0.0, 0.0], [0.0, self.mirrorY * self.scaleY * self.viewBoxTransformY, 0.0]]
groupmat = simpletransform.composeTransform(groupmat, simpletransform.parseTransform('rotate(' + self.options.orientation + ')'))
self.vData = [['', -1.0, -1.0], ['', -1.0, -1.0], ['', -1.0, -1.0], ['', -1.0, -1.0]]
self.processGroups(self.doc, groupmat)
if self.divergenceX == 'False' or self.divergenceY == 'False' or self.sizeX == 'False' or self.sizeY == 'False':
raise Exception('NO_PATHS')
# live run
self.dryRun = False
if self.options.center:
self.divergenceX += (self.sizeX - self.divergenceX) / 2
self.divergenceY += (self.sizeY - self.divergenceY) / 2
elif self.options.useToolOffset:
self.options.offsetX += self.options.toolOffset
self.options.offsetY += self.options.toolOffset
groupmat = [[self.mirrorX * self.scaleX * self.viewBoxTransformX, 0.0, - self.divergenceX + self.options.offsetX],
[0.0, self.mirrorY * self.scaleY * self.viewBoxTransformY, - self.divergenceY + self.options.offsetY]]
groupmat = simpletransform.composeTransform(groupmat, simpletransform.parseTransform('rotate(' + self.options.orientation + ')'))
self.vData = [['', -1.0, -1.0], ['', -1.0, -1.0], ['', -1.0, -1.0], ['', -1.0, -1.0]]
# store first hpgl commands
self.hpgl = 'IN;SP%d' % self.options.pen
# add precut
if self.options.useToolOffset and self.options.precut:
self.processOffset('PU', 0, 0)
self.processOffset('PD', 0, self.options.toolOffset * 8)
# start conversion
self.processGroups(self.doc, groupmat)
# shift an empty node in in order to process last node in cache
self.processOffset('PU', 0, 0)
# add return to zero point
self.hpgl += ';PU0,0;'
return self.hpgl
def parse_gradient(self, node, d):
if node.tag == addNS("linearGradient", "svg"):
gradient_id = node.get("id", str(id(node)))
x1 = float(node.get("x1", "0.0"))
x2 = float(node.get("x2", "0.0"))
y1 = float(node.get("y1", "0.0"))
y2 = float(node.get("y2", "0.0"))
mtx = simpletransform.parseTransform(node.get("gradientTransform"))
link = node.get(addNS("href", "xlink"), "#")[1:]
spread_method = node.get("spreadMethod", "pad")
if link == "":
stops = self.parse_stops(node, d)
d.add_linear_gradient(gradient_id, [x1, y1], [x2, y2], mtx, stops=stops, spread_method=spread_method)
else:
d.add_linear_gradient(gradient_id, [x1, y1], [x2, y2], mtx, link=link, spread_method=spread_method)
elif node.tag == addNS("radialGradient", "svg"):
gradient_id = node.get("id", str(id(node)))
cx = float(node.get("cx", "0.0"))
cy = float(node.get("cy", "0.0"))
r = float(node.get("r", "0.0"))
fx = float(node.get("fx", "0.0"))
fy = float(node.get("fy", "0.0"))
mtx = simpletransform.parseTransform(node.get("gradientTransform"))
link = node.get(addNS("href", "xlink"), "#")[1:]
spread_method = node.get("spreadMethod", "pad")
if link == "":
stops = self.parse_stops(node, d)
d.add_radial_gradient(gradient_id, [cx, cy], r, [fx, fy], mtx, stops=stops, spread_method=spread_method)
else:
d.add_radial_gradient(gradient_id, [cx, cy], r, [fx, fy], mtx, link=link, spread_method=spread_method)
def effect(self):
self.getselected()
if self.selected:
for id, shape in self.selected.items():
self.recursiveFuseTransform(shape, parseTransform(None))
else:
self.recursiveFuseTransform(self.document.getroot(), parseTransform(None))
def recursivelyTraverseSvg(self, nodeList=None, matCurrent=[[1.0, 0.0, 0.0], [0.0, 1.0, 0.0]], parent_visibility='visible' ):
""" Based on the Eggbot extension for Inkscape.
Recursively traverse the svg file to plot out all the paths. Keeps track of the composite transformation that should be applied to each path.
Handles path, group.
Doesn't yet handle line, text, rect, polyline, polygon, circle, ellipse and use (clone) elements.
Unhandled elements should be converted to paths in Inkscape.
Probably want to avoid paths with holes inside.
"""
if not nodeList:
nodeList = self.svgRoot
# get svg document width and height
width, units_width = self.parseLengthAndUnits(nodeList.get("width"))
height, units_height = self.parseLengthAndUnits(nodeList.get("height"))
if units_width != units_height:
print "Weird, units for SVG root document width and height differ..."
print nodeList.get("width")
print nodelist.get("height")
sys.exit(1)
# set initial viewbox from document root
viewbox = nodeList.get("viewBox")
print "Document size: %f x %f (%s)" % (width, height, units_width)
if viewbox:
vinfo = viewbox.strip().replace(',', ' ').split(' ')
if (vinfo[2] != 0) and (vinfo[3] != 0):
sx = width / float(vinfo[2])
sy = height / float(vinfo[3])
matCurrent = simpletransform.parseTransform("scale(%f, %f) translate(%f, %f)" % (sx, sy, -float(vinfo[0]), -float(vinfo[1])))
print "Initial transformation matrix:", matCurrent
for node in nodeList:
# Ignore invisible nodes
v = node.get('visibility', parent_visibility)
if v == 'inherit':
v = parent_visibility
if v == 'hidden' or v == 'collapse':
pass
# first apply the current matrix transform to this node's transform
matNew = simpletransform.composeTransform( matCurrent, simpletransform.parseTransform(node.get("transform")) )
if node.tag in [self.svgQName("g"), "g"]:
print "group tag - Might not be handled right!"
self.recursivelyTraverseSvg( list(node), matNew, v )
elif node.tag in [self.svgQName("path")]:
self.plotPath( node, matNew )
else:
print "Other tag: '%s'" % node.tag
def effect(self):
object2path.ObjectToPath.effect(self)
transformMatrix = [[1,0,0],[0,1,0]]
dims = self.determine_dims(transformMatrix)
[x,y,X,Y] = dims
width = X - x
height = Y - y
# Longest side is vertical
if width > height:
scale = 480.0 / height
if scale * width > 999.0:
inkex.errormsg("Plot area is to large (%f > 999)." % scale*height)
exit()
transformMatrix = parseTransform('translate(%f,%f)' % (-x,-y))
transformMatrix = composeTransform(parseTransform('rotate(-90)'), transformMatrix)
transformMatrix = composeTransform(parseTransform('scale(%f,%f)' % (scale,scale)), transformMatrix)
else:
scale = 480.0 / width
if scale * height > 999.0:
inkex.errormsg("Plot area is to large (%f > 999)." % scale*height)
exit()
transformMatrix = parseTransform('translate(%f,%f)' % (-x,-y))
transformMatrix = composeTransform(parseTransform('rotate(180)'), transformMatrix)
transformMatrix = composeTransform(parseTransform('translate(%f,0)' % width), transformMatrix)
transformMatrix = composeTransform(parseTransform('scale(%f,%f)' % (-scale,scale)), transformMatrix)
transformMatrix = composeTransform(parseTransform('translate(480,0)'), transformMatrix)
paths = []
for [path, node] in self.processPaths(transformMatrix):
color = (0, 0, 0)
style = node.get('style')
if style:
style = simplestyle.parseStyle(style)
if 'stroke' in style:
if style['stroke'] and style['stroke'] != 'none':
color = simplestyle.parseColor(style['stroke'])
points = []
for point in self.processPath(path):
points.append(point)
paths.append({'color':color, 'points':points})
dims = self.determine_dims(transformMatrix)
if self.options.debug:
print >>sys.stderr, "VC1520 debug info"
print >>sys.stderr, "-----------------"
print >>sys.stderr, "plot area: minX:%d, minY:%d, maxX:%d, maxY:%d" % tuple(dims)
print >>sys.stderr, "nr paths: %d" % len(paths)
i = 0
print >>sys.stderr, "path;color;points"
for path in paths:
print >>sys.stderr, "%d;%s;%d" % (i,self.find_color(path['color']),len(path['points']))
i += 1
for path in paths:
print >>sys.stderr, path
else:
self.plot(paths, dims[1])
def translateElement(self, node, x, y, relative=False):
# Grab transform attribute if it exists.
transform = node.get("transform", "")
# Compute the nodes bounding box
box = list(simpletransform.computeBBox([node]))
pos_x = box[0]
pos_y = box[2]
# rotation center is not a breeze to calculate from the matrix, so thanks inkscape ;)
origin_x = float(node.get(inkex.addNS("transform-center-x", "inkscape"), 0))
origin_y = float(node.get(inkex.addNS("transform-center-y", "inkscape"), 0))
origin_x = origin_x + (box[1] / 2)
origin_y = (origin_y * -1) + (box[3] / 2)
if transform == "":
# If there is no transform attribute on the node we add one
node.attrib["transform"] = ""
# simpletransform returns a multi dim array of matrix values
transform = simpletransform.parseTransform(transform)
transformObject = self.normalizeMatrix(transform)
inkex.debug(transformObject)
# offset_x = (transform[0][2]-pos_x)
# offset_y = (transform[1][2]-pos_y)
offset_x = pos_x * -1
offset_y = pos_y * -1
inkex.debug([offset_x, offset_y])
transform = simpletransform.parseTransform(
("translate(" + str(offset_x) + " " + str(offset_y) + ")"), transform
)
transformObject = self.normalizeMatrix(transform)
inkex.debug(transformObject)
inkex.debug(transform)
if relative == False:
matrix = simpletransform.formatTransform(transform)
node.set("transform", matrix)
inkex.debug(matrix)
else:
simpletransform.applyTransformToNode(transform, node)
def process_group(self, group):
if group.get(inkex.addNS('groupmode', 'inkscape')) == 'layer':
style = group.get('style')
if style:
style = simplestyle.parseStyle(style)
if style.has_key('display'):
if style['display'] == 'none':
return
layer = group.get(inkex.addNS('label', 'inkscape'))
layer = layer.replace(' ', '_')
if layer in self.layers:
self.layer = layer
trans = group.get('transform')
if trans:
self.groupmat.append(
simpletransform.composeTransform(
self.groupmat[-1], simpletransform.parseTransform(trans)))
for node in group:
if node.tag == inkex.addNS('g', 'svg'):
self.process_group(node)
elif node.tag == inkex.addNS('use', 'svg'):
self.process_clone(node)
else:
self.process_shape(node, self.groupmat[-1])
if trans:
self.groupmat.pop()
def process_clone(self, node):
trans = node.get('transform')
x = node.get('x')
y = node.get('y')
mat = [[1.0, 0.0, 0.0], [0.0, 1.0, 0.0]]
if trans:
mat = simpletransform.composeTransform(mat, simpletransform.parseTransform(trans))
if x:
mat = simpletransform.composeTransform(mat, [[1.0, 0.0, float(x)], [0.0, 1.0, 0.0]])
if y:
mat = simpletransform.composeTransform(mat, [[1.0, 0.0, 0.0], [0.0, 1.0, float(y)]])
# push transform
if trans or x or y:
self.groupmat.append(simpletransform.composeTransform(self.groupmat[-1], mat))
# get referenced node
refid = node.get(inkex.addNS('href','xlink'))
refnode = self.getElementById(refid[1:])
if refnode is not None:
if refnode.tag == inkex.addNS('g','svg'):
self.process_group(refnode)
elif refnode.tag == inkex.addNS('use', 'svg'):
self.process_clone(refnode)
else:
self.process_shape(refnode, self.groupmat[-1])
# pop transform
if trans or x or y:
self.groupmat.pop()
def process_group(self, group):
if group.get(inkex.addNS('groupmode', 'inkscape')) == 'layer':
style = group.get('style')
if style:
style = simplestyle.parseStyle(style)
if style.has_key('display'):
if style['display'] == 'none' and self.options.layer_option and self.options.layer_option=='visible':
return
layer = group.get(inkex.addNS('label', 'inkscape'))
if self.options.layer_name and self.options.layer_option and self.options.layer_option=='name' and not layer.lower() in self.options.layer_name:
return
layer = layer.replace(' ', '_')
if layer in self.layers:
self.layer = layer
trans = group.get('transform')
if trans:
self.groupmat.append(simpletransform.composeTransform(self.groupmat[-1], simpletransform.parseTransform(trans)))
for node in group:
if node.tag == inkex.addNS('g','svg'):
self.process_group(node)
elif node.tag == inkex.addNS('use', 'svg'):
self.process_clone(node)
else:
self.process_shape(node, self.groupmat[-1])
if trans:
self.groupmat.pop()
def effect(self):
self.dxf_insert_code('999',
'"DXF R12 Output" (www.mydxf.blogspot.com)')
self.dxf_add(r12_header)
scale = 25.4 / 90.0
h = self.unittouu(self.getDocumentHeight())
path = '//svg:path'
for node in self.document.getroot().xpath(path, namespaces=inkex.NSS):
layer = node.getparent().get(inkex.addNS('label', 'inkscape'))
if layer == None:
layer = 'Layer 1'
d = node.get('d')
p = cubicsuperpath.parsePath(d)
t = node.get('transform')
if t != None:
m = simpletransform.parseTransform(t)
simpletransform.applyTransformToPath(m, p)
m = [[scale, 0, 0], [0, -scale, h * scale]]
simpletransform.applyTransformToPath(m, p)
if re.search('drill$', layer, re.I) == None:
#if layer == 'Brackets Drill':
self.dxf_path_to_lines(layer, p)
else:
self.dxf_path_to_point(layer, p)
self.dxf_add(r12_footer)
def process_clone(self, node):
trans = node.get('transform')
x = node.get('x')
y = node.get('y')
mat = [[1.0, 0.0, 0.0], [0.0, 1.0, 0.0]]
if trans:
mat = simpletransform.composeTransform(
mat, simpletransform.parseTransform(trans))
if x:
mat = simpletransform.composeTransform(
mat, [[1.0, 0.0, float(x)], [0.0, 1.0, 0.0]])
if y:
mat = simpletransform.composeTransform(
mat, [[1.0, 0.0, 0.0], [0.0, 1.0, float(y)]])
# push transform
if trans or x or y:
self.groupmat.append(
simpletransform.composeTransform(self.groupmat[-1], mat))
# get referenced node
refid = node.get(inkex.addNS('href', 'xlink'))
#print(refid,node.get('id'),node.get('layer'))
refnode = self.getElementById(refid[1:])
if refnode is not None:
if refnode.tag == inkex.addNS(
'g', 'svg') or refnode.tag == inkex.addNS('switch', 'svg'):
self.process_group(refnode)
elif refnode.tag == inkex.addNS('use', 'svg'):
#print(refnode,'1')
self.process_clone(refnode)
else:
self.process_shape(refnode, self.groupmat[-1])
# pop transform
if trans or x or y:
self.groupmat.pop()
def _merge_clippath(self, node, clippathurl):
if (clippathurl):
node_transform = simpletransform.parseTransform(
node.get("transform"))
if (node_transform):
# Clip-paths on nodes with a transform have the transform
# applied to the clipPath as well, which we don't want. So, we
# create new clipPath element with references to all existing
# clippath subelements, but with the inverse transform applied
inverse_node_transform = simpletransform.formatTransform(
self._invert_transform(node_transform))
new_clippath = inkex.etree.SubElement(
self.xpathSingle('//svg:defs'), 'clipPath',
{'clipPathUnits': 'userSpaceOnUse',
'id': self.uniqueId("clipPath")})
clippath = self.getElementById(clippathurl[5:-1])
for c in (clippath.iterchildren()):
inkex.etree.SubElement(
new_clippath, 'use',
{inkex.addNS('href', 'xlink'): '#' + c.get("id"),
'transform': inverse_node_transform,
'id': self.uniqueId("use")})
# Set the clippathurl to be the one with the inverse transform
clippathurl = "url(#" + new_clippath.get("id") + ")"
# Reference the parent clip-path to keep clipping intersection
# Find end of clip-path chain and add reference there
node_clippathurl = node.get("clip-path")
while (node_clippathurl):
node = self.getElementById(node_clippathurl[5:-1])
node_clippathurl = node.get("clip-path")
node.set("clip-path", clippathurl)
def mergeTransform(self, doc, matrix):
# get and merge two matrixes into one
trans = doc.get('transform')
if trans:
return simpletransform.composeTransform(matrix, simpletransform.parseTransform(trans))
else:
return matrix
def effect(self):
paths = []
for id, node in self.selected.iteritems():
if node.tag == '{http://www.w3.org/2000/svg}path':
paths.append(node)
if len(paths) == 2:
break
else:
sys.stderr.write('Need 2 paths selected\n')
return
pts = [cubicsuperpath.parsePath(paths[i].get('d')) for i in (0, 1)]
for i in (0, 1):
if 'transform' in paths[i].keys():
trans = paths[i].get('transform')
trans = simpletransform.parseTransform(trans)
simpletransform.applyTransformToPath(trans, pts[i])
verts = []
for i in range(0, min(map(len, pts))):
comp = []
for j in range(0, min(len(pts[0][i]), len(pts[1][i]))):
comp.append([pts[0][i][j][1][-2:], pts[1][i][j][1][-2:]])
verts.append(comp)
if self.options.mode.lower() == 'lines':
line = []
for comp in verts:
for n, v in enumerate(comp):
line += [('M', v[0])]
line += [('L', v[1])]
ele = inkex.etree.Element('{http://www.w3.org/2000/svg}path')
paths[0].xpath('..')[0].append(ele)
ele.set('d', simplepath.formatPath(line))
ele.set(
'style',
'fill:none;stroke:#000000;stroke-opacity:1;stroke-width:1;')
elif self.options.mode.lower() == 'polygons':
g = inkex.etree.Element('{http://www.w3.org/2000/svg}g')
g.set(
'style',
'fill:#000000;stroke:#000000;fill-opacity:0.3;stroke-width:2;stroke-opacity:0.6;'
)
paths[0].xpath('..')[0].append(g)
for comp in verts:
for n, v in enumerate(comp):
nn = n + 1
if nn == len(comp): nn = 0
line = []
line += [('M', comp[n][0])]
line += [('L', comp[n][1])]
line += [('L', comp[nn][1])]
line += [('L', comp[nn][0])]
line += [('L', comp[n][0])]
ele = inkex.etree.Element(
'{http://www.w3.org/2000/svg}path')
g.append(ele)
ele.set('d', simplepath.formatPath(line))
def copy_pattern(self, x, y):
p = copy.deepcopy(self.ptrn)
cx = float(self.ptrn.get('cx'))
cy = float(self.ptrn.get('cy'))
transformation = 'translate(' + str(x - cx) + ', ' + str(y - cy) + ')'
transform = simpletransform.parseTransform(transformation)
simpletransform.applyTransformToNode(transform, p)
self.current_layer.append(p)
def mergeTransform(self, doc, matrix):
# get and merge two matrixes into one
trans = doc.get('transform')
if trans:
return simpletransform.composeTransform(
matrix, simpletransform.parseTransform(trans))
else:
return matrix
def effect(self):
pts = []
for node in self.selected.itervalues():
if node.tag == inkex.addNS('path','svg'):
guide = node
pts = get_n_points_from_path(node, 2)
if len(pts) == 2:
(x0, y0), (x1, y1) = pts
theta = atan2(y1-y0, x1-x0)*180./pi
length = ((x1-x0)**2 + (y1-y0)**2)**0.5
label = inkex.etree.SubElement(self.current_layer, 'g')
labeltag = inkex.etree.SubElement(label, 'g')
if theta <= -90.0 or theta > 90.0:
text, tw, th = self.make_text(anchor='end')
applyTransformToNode(parseTransform('rotate(180.0)'), text)
else:
text, tw, th = self.make_text(anchor='start')
fs = float(self.options.font_size)
kh = 1.05
h = kh*fs
pad = (h - fs)*0.5 + 0.04*tw
w = tw + pad*2
x = -pad + 0.07*fs
y = -0.5*h
box = self.make_box(x, y, w, h, r=0.25*min(w, h))
labeltag.append(box)
labeltag.append(text)
transform = 'translate(%f, 0.0)'% (length,)
applyTransformToNode(parseTransform(transform), labeltag)
leader = self.make_double_line(length+x)
label.append(leader)
transform = 'translate(%f, %f) rotate(%f)'%(x0, y0, theta)
applyTransformToNode(parseTransform(transform), label)
guide.getparent().remove(guide)
def get_transform(self):
data = self.node.get("transform")
if not data:
return
matrix = parseTransform(data)
m11, m21, dx = matrix[0]
m12, m22, dy = matrix[1]
return m11, m12, m21, m22, dx, dy
def get_transform(self):
data = self.node.get("transform")
if not data:
return
matrix = parseTransform(data)
m11, m21, dx = matrix[0]
m12, m22, dy = matrix[1]
return m11, m12, m21, m22, dx, dy
def recursiveFuseTransform(self, node, transf=[[1.0, 0.0, 0.0], [0.0, 1.0, 0.0]]):
transf = composeTransform(transf, parseTransform(node.get("transform", None)))
if 'transform' in node.attrib:
del node.attrib['transform']
if 'style' in node.attrib:
style = node.attrib.get('style')
style = simplestyle.parseStyle(style)
update = False
if 'stroke-width' in style:
try:
stroke_width = self.unittouu(style.get('stroke-width').strip())
# pixelsnap ext assumes scaling is similar in x and y
# and uses the x scale...
# let's try to be a bit smarter
stroke_width *= math.sqrt(transf[0][0]**2 + transf[1][1]**2)
style['stroke-width'] = str(stroke_width)
update = True
except AttributeError:
pass
if update:
style = simplestyle.formatStyle(style)
node.attrib['style'] = style
node = ApplyTransform.objectToPath(node)
if 'd' in node.attrib:
d = node.get('d')
p = cubicsuperpath.parsePath(d)
applyTransformToPath(transf, p)
node.set('d', cubicsuperpath.formatPath(p))
elif node.tag in [inkex.addNS('polygon', 'svg'),
inkex.addNS('polyline', 'svg')]:
points = node.get('points')
points = points.strip().split(' ')
for k,p in enumerate(points):
if ',' in p:
p = p.split(',')
p = [float(p[0]),float(p[1])]
applyTransformToPoint(transf, p)
p = [str(p[0]),str(p[1])]
p = ','.join(p)
points[k] = p
points = ' '.join(points)
node.set('points', points)
elif node.tag in [inkex.addNS('rect', 'svg'),
inkex.addNS('text', 'svg'),
inkex.addNS('image', 'svg'),
inkex.addNS('use', 'svg')]:
node.set('transform', formatTransform(transf))
for child in node.getchildren():
self.recursiveFuseTransform(child, transf)
def process_shape(self, node, mat):
rgb = (0, 0, 0) # stroke color
fillcolor = None # fill color
stroke = 1 # pen width in printer pixels
# Very NB : If the pen width is greater than 1 then the output will Not be a vector output !
style = node.get('style')
if style:
style = simplestyle.parseStyle(style)
if style.has_key('stroke'):
if style['stroke'] and style['stroke'] != 'none' and style[
'stroke'][0:3] != 'url':
rgb = simplestyle.parseColor(style['stroke'])
if style.has_key('stroke-width'):
stroke = self.unittouu(
style['stroke-width']) / self.unittouu('1px')
stroke = int(stroke * self.scale)
if style.has_key('fill'):
if style['fill'] and style['fill'] != 'none' and style['fill'][
0:3] != 'url':
fill = simplestyle.parseColor(style['fill'])
fillcolor = fill[0] + 256 * fill[1] + 256 * 256 * fill[2]
color = rgb[0] + 256 * rgb[1] + 256 * 256 * rgb[2]
if node.tag == inkex.addNS('path', 'svg'):
d = node.get('d')
if not d:
return
p = cubicsuperpath.parsePath(d)
elif node.tag == inkex.addNS('rect', 'svg'):
x = float(node.get('x'))
y = float(node.get('y'))
width = float(node.get('width'))
height = float(node.get('height'))
p = [[[x, y], [x, y], [x, y]]]
p.append([[x + width, y], [x + width, y], [x + width, y]])
p.append([[x + width, y + height], [x + width, y + height],
[x + width, y + height]])
p.append([[x, y + height], [x, y + height], [x, y + height]])
p.append([[x, y], [x, y], [x, y]])
p = [p]
else:
return
trans = node.get('transform')
if trans:
mat = simpletransform.composeTransform(
mat, simpletransform.parseTransform(trans))
simpletransform.applyTransformToPath(mat, p)
hPen = mygdi.CreatePen(0, stroke, color)
mygdi.SelectObject(self.hDC, hPen)
self.emit_path(p)
if fillcolor is not None:
brush = LOGBRUSH(0, fillcolor, 0)
hBrush = mygdi.CreateBrushIndirect(addressof(brush))
mygdi.SelectObject(self.hDC, hBrush)
mygdi.BeginPath(self.hDC)
self.emit_path(p)
mygdi.EndPath(self.hDC)
mygdi.FillPath(self.hDC)
return
def recursivelyTraverseSvg(self, aNodeList,
matCurrent=[[1.0, 0.0, 0.0], [0.0, 1.0, 0.0]]):
for node in aNodeList:
# first apply the current matrix transform to this node's transform
matNew = composeTransform(matCurrent, parseTransform(node.get("transform")))
if node.tag == inkex.addNS('g', 'svg') or node.tag == 'g':
self.recursivelyTraverseSvg(node, matNew)
elif node.tag == inkex.addNS('symbol', 'svg') or node.tag == 'symbol':
if (self.useTagNestLevel > 0):
self.recursivelyTraverseSvg(node, matNew)
elif node.tag == inkex.addNS('a', 'svg') or node.tag == 'a':
self.recursivelyTraverseSvg(node, matNew)
elif node.tag == inkex.addNS('use', 'svg') or node.tag == 'use':
refid = node.get(inkex.addNS('href', 'xlink'))
if refid is not None:
# [1:] to ignore leading '#' in reference
path = '//*[@id="%s"]' % refid[1:]
refnode = node.xpath(path)
if refnode is not None:
x = float(node.get('x', '0'))
y = float(node.get('y', '0'))
# Note: the transform has already been applied
if (x != 0) or (y != 0):
t = parseTransform('translate(%f,%f)' % (x, y))
matNew2 = composeTransform(matNew, t)
else:
matNew2 = matNew
self.useTagNestLevel = self.useTagNestLevel + 1
self.recursivelyTraverseSvg(refnode, matNew2)
self.useTagNestLevel = self.useTagNestLevel - 1
else:
continue
else:
continue
elif node.tag == inkex.addNS('image', 'svg') or node.tag == 'image':
self.gcode += self.imageToGcode(node, matNew)
else:
continue
def effect(self):
pts = []
for node in self.selected.itervalues():
if node.tag == inkex.addNS('path', 'svg'):
guide = node
pts = get_n_points_from_path(node, 2)
if len(pts) == 2:
(x0, y0), (x1, y1) = pts
theta = atan2(y1 - y0, x1 - x0) * 180. / pi
length = ((x1 - x0)**2 + (y1 - y0)**2)**0.5
label = inkex.etree.SubElement(self.current_layer, 'g')
labeltag = inkex.etree.SubElement(label, 'g')
if theta <= -90.0 or theta > 90.0:
text, tw, th = self.make_text(anchor='end')
applyTransformToNode(parseTransform('rotate(180.0)'), text)
else:
text, tw, th = self.make_text(anchor='start')
fs = float(self.options.font_size)
kh = 1.05
h = kh * fs
pad = (h - fs) * 0.5 + 0.04 * tw
w = tw + pad * 2
x = -pad + 0.07 * fs
y = -0.5 * h
box = self.make_box(x, y, w, h, r=0.25 * min(w, h))
labeltag.append(box)
labeltag.append(text)
transform = 'translate(%f, 0.0)' % (length, )
applyTransformToNode(parseTransform(transform), labeltag)
leader = self.make_double_line(length + x)
label.append(leader)
transform = 'translate(%f, %f) rotate(%f)' % (x0, y0, theta)
applyTransformToNode(parseTransform(transform), label)
guide.getparent().remove(guide)
def process_shape(self, node, mat):
rgb = (0, 0, 0)
style = node.get('style')
if style:
style = simplestyle.parseStyle(style)
if style.has_key('stroke'):
if style['stroke'] and style['stroke'] != 'none' and style[
'stroke'][0:3] != 'url':
rgb = simplestyle.parseColor(style['stroke'])
hsl = coloreffect.ColorEffect.rgb_to_hsl(coloreffect.ColorEffect(),
rgb[0] / 255.0,
rgb[1] / 255.0,
rgb[2] / 255.0)
self.closed = 0 # only for LWPOLYLINE
self.color = 7 # default is black
if hsl[2]:
self.color = 1 + (int(6 * hsl[0] + 0.5) % 6) # use 6 hues
if node.tag == inkex.addNS('path', 'svg'):
d = node.get('d')
if not d:
return
if (d[-1] == 'z' or d[-1] == 'Z'):
self.closed = 1
p = cubicsuperpath.parsePath(d)
elif node.tag == inkex.addNS('rect', 'svg'):
self.closed = 1
x = float(node.get('x'))
y = float(node.get('y'))
width = float(node.get('width'))
height = float(node.get('height'))
p = [[[x, y], [x, y], [x, y]]]
p.append([[x + width, y], [x + width, y], [x + width, y]])
p.append([[x + width, y + height], [x + width, y + height],
[x + width, y + height]])
p.append([[x, y + height], [x, y + height], [x, y + height]])
p.append([[x, y], [x, y], [x, y]])
p = [p]
else:
return
trans = node.get('transform')
if trans:
mat = simpletransform.composeTransform(
mat, simpletransform.parseTransform(trans))
simpletransform.applyTransformToPath(mat, p)
for sub in p:
for i in range(len(sub) - 1):
s = sub[i]
e = sub[i + 1]
if s[1] == s[2] and e[0] == e[1]:
if (self.options.POLY == 'true'):
self.LWPOLY_line([s[1], e[1]])
else:
self.dxf_line([s[1], e[1]])
elif (self.options.ROBO == 'true'):
self.ROBO_spline([s[1], s[2], e[0], e[1]])
else:
self.dxf_spline([s[1], s[2], e[0], e[1]])
def effect(self):
""" This method is called first, and sets up the self.commands list for later output. """
svg = self.document.getroot()
# find document width and height, used to scale down
self.doc_width = inkex.unittouu(svg.get('width'))
self.doc_height = inkex.unittouu(svg.get('height'))
# add header
self.commands.append("^DF;")
self.commands.append("! 1;")
self.commands.append("H;")
self.commands.append("@ %d %d;" % (self.options.z_down, self.options.z_up))
self.commands.append("V {0};F {0};\n".format(self.options.feed_rate_moving))
self.commands.append("Z 0 0 %d;" % self.options.z_up)
# mostly borrowed from hgpl_output.py
lastX = 0
lastY = 0
# find paths in layers
i = 0
layerPath = '//svg:g[@inkscape:groupmode="layer"]'
for layer in svg.xpath(layerPath, namespaces=inkex.NSS):
i += 1
nodePath = ('//svg:g[@inkscape:groupmode="layer"][%d]/descendant::svg:path') % i
for node in svg.xpath(nodePath, namespaces=inkex.NSS):
# these next lines added from this patch to fix the transformation issues - http://launchpadlibrarian.net/36269154/hpgl_output.py.patch
# possibly also want to try this code: https://bugs.launchpad.net/inkscape/+bug/600472/+attachment/1475310/+files/hpgl_output.py
transforms = node.xpath("./ancestor-or-self::svg:*[@transform]",namespaces=inkex.NSS)
matrix = [[1.0, 0.0, 0.0], [0.0, 1.0, 0.0]]
for parenttransform in transforms:
newmatrix = simpletransform.parseTransform(parenttransform.get("transform"))
matrix = simpletransform.composeTransform(matrix, newmatrix)
d = node.get('d')
if len(simplepath.parsePath(d)):
p = cubicsuperpath.parsePath(d)
simpletransform.applyTransformToPath(matrix, p) # this line is also from the transform-fixing patch mentioned above
cspsubdiv.cspsubdiv(p, self.options.flat)
for sp in p:
first = True
for csp in sp:
if first:
x, y = self.conv_coords(csp[1][0], self.doc_height - csp[1][1])
self.commands.append("Z %d %d %d;" % (x, y, self.options.z_up))
self.commands.append("V {0};F {0};".format(self.options.feed_rate_cutting))
first = False
x, y = self.conv_coords(csp[1][0], self.doc_height - csp[1][1])
self.commands.append("Z %d %d %d;" % (x, y, self.options.z_down))
lastX = x
lastY = y
self.commands.append("V {0};F {0};".format(self.options.feed_rate_moving))
self.commands.append("Z %d %d %d;" % (lastX, lastY, self.options.z_up))
self.commands.append("Z 0 0 %d;" % self.options.z_up)
self.commands.append("H;")
def scaleRoot(self, svg):
"""Scale all top-level elements in SVG root."""
# update viewport
widthNumber = self.parse_length(svg.get('width'))[0]
heightNumber = self.convert_length(*self.parse_length(svg.get('height')))[0]
widthDoc = widthNumber * self.factor_a * self.unitExponent
heightDoc = heightNumber * self.factor_a * self.unitExponent
if svg.get('height'):
svg.set('height', str(heightDoc))
if svg.get('width'):
svg.set('width', str(widthDoc))
# update viewBox
if svg.get('viewBox'):
viewboxstring = re.sub(' +|, +|,',' ', svg.get('viewBox'))
viewboxlist = [float(i) for i in viewboxstring.strip().split(' ', 4)]
svg.set('viewBox','{} {} {} {}'.format(*[(val * self.factor_a) for val in viewboxlist]))
# update guides, grids
if self.options.switcher == "1":
# FIXME: dpi96to90 only?
self.scaleGuides(svg)
self.scaleGrid(svg)
for element in svg: # iterate all top-level elements of SVGRoot
# init variables
tag = etree.QName(element).localname
width_scale = self.factor_a
height_scale = self.factor_a
if tag in GRAPHICS_ELEMENTS or tag in CONTAINER_ELEMENTS:
# test for specific elements to skip from scaling
if is_3dbox(element):
if check_3dbox(svg, element, width_scale, height_scale):
continue
if is_text_on_path(element):
if check_text_on_path(svg, element, width_scale, height_scale):
continue
if is_use(element):
if check_use(svg, element, width_scale, height_scale):
continue
# relative units ('%') in presentation attributes
for attr in ['width', 'height']:
self.scale_attr_val(element, attr, ['%'], 1.0 / self.factor_a)
for attr in ['x', 'y']:
self.scale_attr_val(element, attr, ['%'], 1.0 / self.factor_a)
# set preserved transforms on top-level elements
if width_scale != 1.0 and height_scale != 1.0:
mat = simpletransform.parseTransform(
'scale({},{})'.format(width_scale, height_scale))
simpletransform.applyTransformToNode(mat, element)
def parseGroup(self,node,parent):
#inkex.debug(self.debug_tab + 'Parsing group' + node.get('id'))
self.debug_tab += ' '
matrix_list = []
self.parsing_context = 'g'
transform = node.get('transform','')
id = node.get('id')
if(transform!=''):
transform = simpletransform.parseTransform(node.get('transform',''))
transform = self.matrixToList(transform)
transform = self.normalizeMatrix(transform)
label = str(node.get(inkex.addNS('label', 'inkscape'),''))
elements = node.xpath('./*',namespaces=inkex.NSS)
#box = simpletransform.computeBBox(elements)
#box = list(box) if box != None else []
box =list(simpletransform.computeBBox([node]))
box[1] = (box[1]-box[0])
box[3] = (box[3]-box[2])
origin_x = float(node.get(inkex.addNS('transform-center-x', 'inkscape'),0))
origin_y = float(node.get(inkex.addNS('transform-center-y', 'inkscape'),0))
origin_x = origin_x + ( box[1] / 2)
origin_y = (origin_y * -1) + ( box[3] / 2)
group = {
'id':id,
'name':label,
'label':label,
'svg':'g',
'transform':transform,
'origin':{
'x':origin_x,
'y':origin_y,
},
'box':box,
'elements':[]
}
parent.append(group)
self.parse_stack.append(group)
#inkex.debug('Loop through all grouped elements')
for child in elements:
self.parseElement(child,group["elements"])
self.debug_tab = self.debug_tab[:-4]
self.parsing_context = ''
self.parse_stack.pop()
def get_transforms(self,g):
root = self.document.getroot()
trans = []
while (g!=root):
if 'transform' in g.keys():
t = g.get('transform')
t = simpletransform.parseTransform(t)
trans = simpletransform.composeTransform(t,trans) if trans != [] else t
g=g.getparent()
return trans
def i2d_affine(self, node):
m2 = simpletransform.parseTransform(node.get('transform'))
while True:
node = node.getparent()
if node is None:
break
viewBox = node.get('viewBox')
t1 = node.get('transform')
if viewBox:
viewBox = [float(i) for i in viewBox.split()]
doc_width = self.unittouu(node.get('width', viewBox[2]))
doc_height = self.unittouu(node.get('height', viewBox[3]))
m1 = [[doc_width / viewBox[2], 0, -viewBox[0]], [0, doc_height / viewBox[3], -viewBox[1]]]
elif t1:
m1 = simpletransform.parseTransform(t1)
else:
continue
m2 = simpletransform.composeTransform(m1, m2)
return m2
def test_simpletransform(self):
"""Test simpletransform API"""
import simpletransform
self.assertEqual(simpletransform.parseTransform('scale(10)'),
[[10, 0, 0], [0, 10, 0]])
self.assertEqual(simpletransform.parseTransform('translate(2,3)'),
[[1, 0, 2], [0, 1, 3]])
self.assertEqual(
simpletransform.parseTransform('translate(2,3) rotate(90)'),
[approx([0, -1, 2]), approx([1, 0, 3])])
m = simpletransform.formatTransform([[0, -1, 2], [1, 0, 3]])
self.assertEqual(re.sub(r',', ' ', re.sub(r'\.0*\b', '', m)),
'matrix(0 1 -1 0 2 3)')
self.assertEqual(
simpletransform.invertTransform([[1, 0, 2], [0, 1, 3]]),
[[1, 0, -2], [0, 1, -3]])
self.assertEqual(
simpletransform.composeTransform([[1, 0, 2], [0, 1, 3]],
[[0, -1, 0], [1, 0, 0]]),
[[0, -1, 2], [1, 0, 3]])
pt = [4, 5]
self.assertEqual(
simpletransform.applyTransformToPoint([[0, -1, 2], [1, 0, 3]], pt),
None)
self.assertEqual(pt, [-3, 7])
self.assertEqual(simpletransform.boxunion([3, 5, 2, 4], [4, 6, 1, 3]),
(3, 6, 1, 4))
self.assertEqual(simpletransform.cubicExtrema(1, 2, 3, 4), (1, 4))
# TODO need cubic superpath
self.assertTrue(simpletransform.applyTransformToPath)
self.assertTrue(simpletransform.roughBBox)
self.assertTrue(simpletransform.refinedBBox)
# TODO need node
self.assertTrue(simpletransform.fuseTransform)
self.assertTrue(simpletransform.composeParents)
self.assertTrue(simpletransform.applyTransformToNode)
self.assertTrue(simpletransform.computeBBox)
self.assertTrue(simpletransform.computePointInNode)
def get_transform_values(self):
"""
Returns the entries a, b, c, d, e, f of self._node's transformation matrix
depending on the transform applied. If no transform is defined all values returned are zero
See: https://www.w3.org/TR/SVG11/coords.html#TransformMatrixDefined
"""
a = b = c = d = e = f = 0
if 'transform' in self._node.attrib:
(a,c,e),(b,d,f) = st.parseTransform(self._node.attrib['transform'])
return a, b, c, d, e, f
def processTree(self, node):
'''
Recursively walk the SVG tree and randomize all rock/pebble symbols on the way
'''
# Is this a symbol reference?
if node.tag == inkex.addNS('use', 'svg'):
# Is this one of our rock/pebble symbols?
m = re.match('#(gr|un|)?([ra])b([0-9]+)[a-z]', str(node.get(inkex.addNS("href", "xlink"))))
if m:
# Add translation, if present
x = float(node.get("x"))
y = float(node.get("y"))
if x <> 0 or y <> 0:
node.set("x", "0")
node.set("y", "0")
currentTr = node.get("transform")
if currentTr == None: currentTr = ""
node.set("transform", currentTr + (" translate(%.6f, %.6f) " % (x, y)))
# Get current symbol transform
tr = SpeleoTransform.getTotalTransform(node)
# Move it back to 0,0 for rotation
simpletransform.applyTransformToNode(SpeleoTransform.invertTransform(tr), node)
# Select a new, random symbol ID (matching the symbol family)
new_id = m.group(1) + m.group(2) + "b" + m.group(3) + random.choice("abcdefghij")
# Make sure the new symbol type is with us
if self.ensureSymbol(new_id):
node.set(inkex.addNS("href", "xlink"), "#" + new_id)
# If not, we just leave the type as it is.
# Apply random rotation
simpletransform.applyTransformToNode(simpletransform.parseTransform("rotate(" + str(random.randint(0, 359)) + ")"), node)
# Return the symbol to where it was
simpletransform.applyTransformToNode(tr, node)
# For compatibility with old maps, using speleoUIS3
if (node.tag == inkex.addNS('tspan', 'svg') or node.tag == inkex.addNS('text', 'svg')) and node.text:
if len(node.text) == 1:
if node.text in string.ascii_lowercase:
node.text = random.choice(string.ascii_lowercase)
elif node.text in string.ascii_uppercase:
node.text = random.choice(string.ascii_uppercase)
if (node.text in string.ascii_letters):
node.set("rotate", str(random.randint(0, 359)))
# Recurse!
for child in node:
self.processTree(child);
def effect(self):
paths = []
for id, node in self.selected.iteritems():
if node.tag == '{http://www.w3.org/2000/svg}path':
paths.append(node)
if len(paths) == 2:
break
else:
sys.stderr.write('Need 2 paths selected\n')
return
pts = [cubicsuperpath.parsePath(paths[i].get('d'))
for i in (0,1)]
for i in (0,1):
if 'transform' in paths[i].keys():
trans = paths[i].get('transform')
trans = simpletransform.parseTransform(trans)
simpletransform.applyTransformToPath(trans, pts[i])
verts = []
for i in range(0, min(map(len, pts))):
comp = []
for j in range(0, min(len(pts[0][i]), len(pts[1][i]))):
comp.append([pts[0][i][j][1][-2:], pts[1][i][j][1][-2:]])
verts.append(comp)
if self.options.mode.lower() == 'lines':
line = []
for comp in verts:
for n,v in enumerate(comp):
line += [('M', v[0])]
line += [('L', v[1])]
ele = inkex.etree.Element('{http://www.w3.org/2000/svg}path')
paths[0].xpath('..')[0].append(ele)
ele.set('d', simplepath.formatPath(line))
ele.set('style', 'fill:none;stroke:#000000;stroke-opacity:1;stroke-width:1;')
elif self.options.mode.lower() == 'polygons':
g = inkex.etree.Element('{http://www.w3.org/2000/svg}g')
g.set('style', 'fill:#000000;stroke:#000000;fill-opacity:0.3;stroke-width:2;stroke-opacity:0.6;')
paths[0].xpath('..')[0].append(g)
for comp in verts:
for n,v in enumerate(comp):
nn = n+1
if nn == len(comp): nn = 0
line = []
line += [('M', comp[n][0])]
line += [('L', comp[n][1])]
line += [('L', comp[nn][1])]
line += [('L', comp[nn][0])]
line += [('L', comp[n][0])]
ele = inkex.etree.Element('{http://www.w3.org/2000/svg}path')
g.append(ele)
ele.set('d', simplepath.formatPath(line))
def process_group(self, group):
##############################################
### Get color set at group level
stroke_group = group.get('stroke')
##############################################
### Handle 'style' data
style = group.get('style')
if style:
declarations = style.split(';')
for i,decl in enumerate(declarations):
parts = decl.split(':', 2)
if len(parts) == 2:
(prop, val) = parts
prop = prop.strip().lower()
if prop == 'stroke':
stroke_group = val.strip()
if prop == 'display' and val == "none":
#group display is 'none' return without processing group
return
##############################################
if group.get(inkex.addNS('groupmode', 'inkscape')) == 'layer':
style = group.get('style')
if style:
style = simplestyle.parseStyle(style)
if 'display' in style:
if style['display'] == 'none':
#layer display is 'none' return without processing layer
return
layer = group.get(inkex.addNS('label', 'inkscape'))
layer = layer.replace(' ', '_')
if layer in self.layers:
self.layer = layer
trans = group.get('transform')
if trans:
self.groupmat.append(simpletransform.composeTransform(self.groupmat[-1], simpletransform.parseTransform(trans)))
for node in group:
if node.tag == inkex.addNS('g','svg') or node.tag == inkex.addNS('switch','svg'):
self.process_group(node)
elif node.tag == inkex.addNS('use', 'svg'):
self.process_clone(node)
elif node.tag == inkex.addNS('style', 'svg'):
if node.get('type')=="text/css":
self.parse_css(node.text)
elif node.tag == inkex.addNS('defs', 'svg'):
for sub in node:
if sub.tag == inkex.addNS('style','svg'):
self.parse_css(sub.text)
else:
self.process_shape(node, self.groupmat[-1], group_stroke = stroke_group)
if trans:
self.groupmat.pop()
def effect(self):
for id, node in self.selected.iteritems():
if node.tag == '{http://www.w3.org/2000/svg}path':
path=node
break
else:
sys.stderr.write('Need one path selected\n')
return
pts = cubicsuperpath.parsePath(path.get('d'))
if 'transform' in path.keys():
trans = path.get('transform')
trans = simpletransform.parseTransform(trans)
simpletransform.applyTransformToPath(trans, pts[i])
gtext = inkex.etree.SubElement(path.xpath('..')[0], inkex.addNS('g','svg'), {} )
gdots = inkex.etree.SubElement(path.xpath('..')[0], inkex.addNS('g','svg'), {} )
size = 10
if 'style' in path.attrib:
style=path.get('style')
if style!='':
styles=style.split(';')
for i in range(len(styles)):
if styles[i].startswith('stroke-width'):
if ( styles[i].endswith('px') or styles[i].endswith('cm') ) :
size=float(styles[i][len('stroke-width:'):-2])*2
else:
size=float(styles[i][len('stroke-width:'):])*2
# if len(pts[0])>2:
# size = math.sqrt(math.pow(pts[0][0][0][0]-pts[0][1][0][0],2)+math.pow(pts[0][0][0][1]-pts[0][1][0][1],2))/10
it = 0
for sub in pts:
for p in sub:
if it == 0:
style = { 'stroke': 'none', 'fill': 'black' }
x0 = p[0][0]
y0 = p[0][1]
circ_attribs = {'id':'pt0','style':simplestyle.formatStyle(style),'cx':str(x0), 'cy':str(y0),'r':str(size)}
circle = inkex.etree.SubElement(gdots, inkex.addNS('circle','svg'), circ_attribs )
else:
clone_attribs = { 'x':'0', 'y':'0', 'transform':'translate(%f,%f)' % (p[0][0]-x0,p[0][1]-y0) }
clone = inkex.etree.SubElement(gdots, inkex.addNS('use','svg'), clone_attribs )
xlink = inkex.addNS('href','xlink')
clone.set(xlink, '#pt0')
text_style = { 'font-size':'%dpx' % (size*2.4), 'fill':'black', 'font-family':'DejaVu Sans', 'text-anchor':'middle' }
text_attribs = { 'x':str(p[0][0]), 'y':str(p[0][1]-size*1.8), 'style':simplestyle.formatStyle(text_style) }
text = inkex.etree.SubElement(gtext, inkex.addNS('text','svg'), text_attribs)
tspan = inkex.etree.SubElement(text , 'tspan', {inkex.addNS('role','sodipodi'): 'line'})
tspan.text = '%d' % ( it+1 )
it+=1
def to_patches(self, last_patch=None):
patches = []
source_node = get_clone_source(self.node)
if source_node.tag not in EMBROIDERABLE_TAGS:
return []
clone = copy(source_node)
# set id
clone_id = 'clone__%s__%s' % (self.node.get('id', ''), clone.get('id', ''))
clone.set('id', clone_id)
# apply transform
transform = get_node_transform(self.node)
applyTransformToNode(transform, clone)
# set fill angle. Use either
# a. a custom set fill angle
# b. calculated rotation for the cloned fill element to look exactly as it's source
param = INKSTITCH_ATTRIBS['angle']
if self.clone_fill_angle is not None:
angle = self.clone_fill_angle
else:
# clone angle
clone_mat = parseTransform(clone.get('transform', ''))
clone_angle = degrees(atan(-clone_mat[1][0]/clone_mat[1][1]))
# source node angle
source_mat = parseTransform(source_node.get('transform', ''))
source_angle = degrees(atan(-source_mat[1][0]/source_mat[1][1]))
# source node fill angle
source_fill_angle = source_node.get(param, 0)
angle = clone_angle + float(source_fill_angle) - source_angle
clone.set(param, str(angle))
elements = self.clone_to_element(clone)
for element in elements:
patches.extend(element.to_patches(last_patch))
return patches
def i2d_affine(self, node):
m2 = simpletransform.parseTransform(node.get('transform'))
while True:
node = node.getparent()
if node is None:
break
viewBox = node.get('viewBox')
t1 = node.get('transform')
if viewBox:
viewBox = [float(i) for i in viewBox.split()]
doc_width = self.unittouu(node.get('width', viewBox[2]))
doc_height = self.unittouu(node.get('height', viewBox[3]))
m1 = [[doc_width / viewBox[2], 0, -viewBox[0]],
[0, doc_height / viewBox[3], -viewBox[1]]]
elif t1:
m1 = simpletransform.parseTransform(t1)
else:
continue
m2 = simpletransform.composeTransform(m1, m2)
return m2
def effect(self):
paths = []
for id, node in self.selected.iteritems():
if node.tag == "{http://www.w3.org/2000/svg}path":
paths.append(node)
if len(paths) == 2:
break
else:
sys.stderr.write("Need 2 paths selected\n")
return
pts = [cubicsuperpath.parsePath(paths[i].get("d")) for i in (0, 1)]
for i in (0, 1):
if "transform" in paths[i].keys():
trans = paths[i].get("transform")
trans = simpletransform.parseTransform(trans)
simpletransform.applyTransformToPath(trans, pts[i])
verts = []
for i in range(0, min(map(len, pts))):
comp = []
for j in range(0, min(len(pts[0][i]), len(pts[1][i]))):
comp.append([pts[0][i][j][1][-2:], pts[1][i][j][1][-2:]])
verts.append(comp)
if self.options.mode.lower() == "lines":
line = []
for comp in verts:
for n, v in enumerate(comp):
line += [("M", v[0])]
line += [("L", v[1])]
ele = inkex.etree.Element("{http://www.w3.org/2000/svg}path")
paths[0].xpath("..")[0].append(ele)
ele.set("d", simplepath.formatPath(line))
ele.set("style", "fill:none;stroke:#000000;stroke-opacity:1;stroke-width:1;")
elif self.options.mode.lower() == "polygons":
g = inkex.etree.Element("{http://www.w3.org/2000/svg}g")
g.set("style", "fill:#000000;stroke:#000000;fill-opacity:0.3;stroke-width:2;stroke-opacity:0.6;")
paths[0].xpath("..")[0].append(g)
for comp in verts:
for n, v in enumerate(comp):
nn = n + 1
if nn == len(comp):
nn = 0
line = []
line += [("M", comp[n][0])]
line += [("L", comp[n][1])]
line += [("L", comp[nn][1])]
line += [("L", comp[nn][0])]
line += [("L", comp[n][0])]
ele = inkex.etree.Element("{http://www.w3.org/2000/svg}path")
g.append(ele)
ele.set("d", simplepath.formatPath(line))
def compose_parent_transforms(node, mat):
# This is adapted from Inkscape's simpletransform.py's composeParents()
# function. That one can't handle nodes that are detached from a DOM.
trans = node.get('transform')
if trans:
mat = simpletransform.composeTransform(simpletransform.parseTransform(trans), mat)
if node.getparent() is not None:
if node.getparent().tag in [SVG_GROUP_TAG, SVG_LINK_TAG]:
mat = compose_parent_transforms(node.getparent(), mat)
return mat
def get_transforms(self,g):
root = self.document.getroot()
trans = []
while (g!=root):
if 'transform' in g.keys():
t = g.get('transform')
t = simpletransform.parseTransform(t)
trans = simpletransform.composeTransform(t,trans) if trans != [] else t
print_(trans)
g=g.getparent()
return trans
def _ungroup(self, node):
node_parent = node.getparent()
node_index = list(node_parent).index(node)
node_style = simplestyle.parseStyle(node.get("style"))
node_transform = simpletransform.parseTransform(node.get("transform"))
node_clippathurl = node.get('clip-path')
for c in reversed(list(node)):
self._merge_transform(c, node_transform)
self._merge_style(c, node_style)
self._merge_clippath(c, node_clippathurl)
node_parent.insert(node_index, c)
node_parent.remove(node)
def copy_interior(self, basename,status, newbasename,newstatus, dx):
current = self.getElementById(basename+'-'+status)
if current != None:
new = copy.deepcopy(current)
new.set('id', newbasename+'-'+newstatus)
if new.attrib.has_key('transform'):
mat = simpletransform.parseTransform(new.get('transform'))
mat[0][2] = mat[0][2]+dx
else:
mat = [[1,0,dx],[0,1,0]]
new.set('transform', simpletransform.formatTransform(mat))
current.getparent().append(new)
def recursiveFuseTransform(self,
node,
transf=[[1.0, 0.0, 0.0], [0.0, 1.0, 0.0]]):
transf = composeTransform(transf,
parseTransform(node.get("transform", None)))
if 'transform' in node.attrib:
del node.attrib['transform']
node = self.objectToPath(node)
if 'd' in node.attrib:
d = node.get('d')
p = cubicsuperpath.parsePath(d)
applyTransformToPath(transf, p)
node.set('d', cubicsuperpath.formatPath(p))
self.scaleStrokeWidth(node, transf)
elif node.tag in [
inkex.addNS('polygon', 'svg'),
inkex.addNS('polyline', 'svg')
]:
points = node.get('points')
points = points.strip().split(' ')
for k, p in enumerate(points):
if ',' in p:
p = p.split(',')
p = [float(p[0]), float(p[1])]
applyTransformToPoint(transf, p)
p = [str(p[0]), str(p[1])]
p = ','.join(p)
points[k] = p
points = ' '.join(points)
node.set('points', points)
self.scaleStrokeWidth(node, transf)
elif node.tag in [
inkex.addNS('rect', 'svg'),
inkex.addNS('text', 'svg'),
inkex.addNS('image', 'svg'),
inkex.addNS('use', 'svg'),
inkex.addNS('circle', 'svg')
]:
node.set('transform', formatTransform(transf))
else:
# e.g. <g style="...">
self.scaleStrokeWidth(node, transf)
for child in node.getchildren():
self.recursiveFuseTransform(child, transf)
def compose_parent_transforms(node, mat):
# This is adapted from Inkscape's simpletransform.py's composeParents()
# function. That one can't handle nodes that are detached from a DOM.
trans = node.get('transform')
if trans:
mat = simpletransform.composeTransform(
simpletransform.parseTransform(trans), mat)
if node.getparent() is not None:
if node.getparent().tag == inkex.addNS('g', 'svg'):
mat = compose_parent_transforms(node.getparent(), mat)
return mat
def _get_transforms(self, g):
root = self.document.getroot()
trans = [[1, 0, 0], [0, 1, 0]]
while (g != root):
if 'transform' in g.keys():
t = g.get('transform')
t = simpletransform.parseTransform(t)
trans = simpletransform.composeTransform(
t, trans) if trans != [] else t
self._log.debug("Found transform: " % trans)
g = g.getparent()
return trans
def push_transformation(self, element):
""" Extracts the transformation of an svg element
If the element has no transformation resets to unit
:param element: the element from which the transformation has to be extracted
:type element: an svg element (lxml.etree.Element object)
:raises: UnrecognizedSVGElement if the element is not recognized
"""
self.transform_stack.append(
simpletransform.parseTransform(element.get("transform"),
self.current_transform()))
def get_viewbox_transform(node):
# somewhat cribbed from inkscape-silhouette
doc_width, doc_height = get_doc_size(node)
viewbox = node.get('viewBox').strip().replace(',', ' ').split()
dx = -float(viewbox[0])
dy = -float(viewbox[1])
transform = simpletransform.parseTransform("translate(%f, %f)" % (dx, dy))
try:
sx = doc_width / float(viewbox[2])
sy = doc_height / float(viewbox[3])
scale_transform = simpletransform.parseTransform("scale(%f, %f)" %
(sx, sy))
transform = simpletransform.composeTransform(transform,
scale_transform)
except ZeroDivisionError:
pass
return transform
def get_transform_list(self, node, cummulative = []):
#For each node, get all the 'transform' attributes up the node tree
transform_list = cummulative
try:
transform_list = transform_list + [simpletransform.parseTransform(node.attrib['transform']), ]
except KeyError as e:
pass
#If parent exists, recurse
if node.getparent() != None:
transform_list = self.get_transform_list(node.getparent(), transform_list)
return transform_list
def process_shape(self, node, mat):
rgb = (0,0,0) # stroke color
fillcolor = None # fill color
stroke = 1 # pen width in printer pixels
# Very NB : If the pen width is greater than 1 then the output will Not be a vector output !
style = node.get('style')
if style:
style = simplestyle.parseStyle(style)
if style.has_key('stroke'):
if style['stroke'] and style['stroke'] != 'none' and style['stroke'][0:3] != 'url':
rgb = simplestyle.parseColor(style['stroke'])
if style.has_key('stroke-width'):
stroke = self.unittouu(style['stroke-width'])
stroke = int(stroke*self.scale)
if style.has_key('fill'):
if style['fill'] and style['fill'] != 'none' and style['fill'][0:3] != 'url':
fill = simplestyle.parseColor(style['fill'])
fillcolor = fill[0] + 256*fill[1] + 256*256*fill[2]
color = rgb[0] + 256*rgb[1] + 256*256*rgb[2]
if node.tag == inkex.addNS('path','svg'):
d = node.get('d')
if not d:
return
p = cubicsuperpath.parsePath(d)
elif node.tag == inkex.addNS('rect','svg'):
x = float(node.get('x'))
y = float(node.get('y'))
width = float(node.get('width'))
height = float(node.get('height'))
p = [[[x, y],[x, y],[x, y]]]
p.append([[x + width, y],[x + width, y],[x + width, y]])
p.append([[x + width, y + height],[x + width, y + height],[x + width, y + height]])
p.append([[x, y + height],[x, y + height],[x, y + height]])
p.append([[x, y],[x, y],[x, y]])
p = [p]
else:
return
trans = node.get('transform')
if trans:
mat = simpletransform.composeTransform(mat, simpletransform.parseTransform(trans))
simpletransform.applyTransformToPath(mat, p)
hPen = mygdi.CreatePen(0, stroke, color)
mygdi.SelectObject(self.hDC, hPen)
self.emit_path(p)
if fillcolor is not None:
brush = LOGBRUSH(0, fillcolor, 0)
hBrush = mygdi.CreateBrushIndirect(addressof(brush))
mygdi.SelectObject(self.hDC, hBrush)
mygdi.BeginPath(self.hDC)
self.emit_path(p)
mygdi.EndPath(self.hDC)
mygdi.FillPath(self.hDC)
return
def _ungroup(self, node):
node_parent = node.getparent()
node_index = list(node_parent).index(node)
node_style = simplestyle.parseStyle(node.get("style"))
node_transform = simpletransform.parseTransform(node.get("transform"))
node_clippathurl = node.get('clip-path')
for c in reversed(list(node)):
self._merge_transform(c, node_transform)
self._merge_style(c, node_style)
self._merge_clippath(c, node_clippathurl)
node_parent.insert(node_index, c)
node_parent.remove(node)
def process_shape(self, node, mat):
readStrokeWidth = not self.options.ignoreStrokeWidth
color = None # stroke color
fillcolor = None # fill color
stroke = 1 # pen width in printer pixels
# Very NB : If the pen width is greater than 1 then the output will Not be a vector output !
node_style = node.get('style')
if node_style:
style = self.groupstyle.copy()
style.update(simplestyle.parseStyle(node_style))
if style.has_key('stroke'):
if style['stroke'] and style['stroke'] != 'none' and style[
'stroke'][0:3] != 'url':
rgb = simplestyle.parseColor(style['stroke'])
color = rgb[0] + 256 * rgb[1] + 256 * 256 * rgb[2]
if readStrokeWidth and style.has_key('stroke-width'):
stroke = self.unittouu(
style['stroke-width']) / self.unittouu('1px')
stroke = int(stroke * self.scale)
if style.has_key('fill'):
if style['fill'] and style['fill'] != 'none' and style['fill'][
0:3] != 'url':
fill = simplestyle.parseColor(style['fill'])
fillcolor = fill[0] + 256 * fill[1] + 256 * 256 * fill[2]
if node.tag == inkex.addNS('path', 'svg'):
d = node.get('d')
if not d:
self.not_converted.append(node.get('id'))
return
p = cubicsuperpath.parsePath(d)
elif node.tag == inkex.addNS('rect', 'svg'):
x = float(node.get('x'))
y = float(node.get('y'))
width = float(node.get('width'))
height = float(node.get('height'))
p = self.printer.rectangle_path(x, y, width, height)
elif node.tag == inkex.addNS('defs', 'svg') or node.tag == inkex.addNS(
'metadata', 'svg'):
# ignore svg:defs and svg:metadata
return
elif node.tag.startswith('{' + inkex.NSS['svg']) == False:
# ignore non-SVG elements
return
else:
self.not_converted.append(node.get('id'))
return
trans = node.get('transform')
if trans:
mat = simpletransform.composeTransform(
mat, simpletransform.parseTransform(trans))
simpletransform.applyTransformToPath(mat, p)
self.printer.draw_path(p, color, stroke, fillcolor)
def process_shape(self, node, mat):
rgb = (0,0,0)
style = node.get('style')
if style:
style = simplestyle.parseStyle(style)
if style.has_key('stroke'):
if style['stroke'] and style['stroke'] != 'none' and style['stroke'][0:3] != 'url':
rgb = simplestyle.parseColor(style['stroke'])
hsl = coloreffect.ColorEffect.rgb_to_hsl(coloreffect.ColorEffect(),rgb[0]/255.0,rgb[1]/255.0,rgb[2]/255.0)
self.closed = 0 # only for LWPOLYLINE
self.color = 7 # default is black
if hsl[2]:
#self.color = 1 + (int(6*hsl[0] + 0.5) % 6) # use 6 hues
self.color = 1 + (int(10*hsl[0] + 0.5) % 10) # use 6 hues
if node.tag == inkex.addNS('path','svg'):
d = node.get('d')
if not d:
return
if (d[-1] == 'z' or d[-1] == 'Z'):
self.closed = 1
p = cubicsuperpath.parsePath(d)
elif node.tag == inkex.addNS('rect','svg'):
self.closed = 1
x = float(node.get('x'))
y = float(node.get('y'))
width = float(node.get('width'))
height = float(node.get('height'))
p = [[[x, y],[x, y],[x, y]]]
p.append([[x + width, y],[x + width, y],[x + width, y]])
p.append([[x + width, y + height],[x + width, y + height],[x + width, y + height]])
p.append([[x, y + height],[x, y + height],[x, y + height]])
p.append([[x, y],[x, y],[x, y]])
p = [p]
else:
return
trans = node.get('transform')
if trans:
mat = simpletransform.composeTransform(mat, simpletransform.parseTransform(trans))
simpletransform.applyTransformToPath(mat, p)
for sub in p:
for i in range(len(sub)-1):
s = sub[i]
e = sub[i+1]
if s[1] == s[2] and e[0] == e[1]:
if (self.options.POLY == 'true'):
self.LWPOLY_line([s[1],e[1]])
else:
self.dxf_line([s[1],e[1]])
elif (self.options.ROBO == 'true'):
self.ROBO_spline([s[1],s[2],e[0],e[1]])
else:
self.dxf_spline([s[1],s[2],e[0],e[1]])
def effect(self):
"""This is the main entry point"""
# based partially on the restack.py extension
if self.selected:
# TODO check for non-path elements?
# TODO it seems like the order of selection is not consistent
# for each selected item - TODO make this be all objects, everywhere
# I can think of two options:
# 1. Iterate over all paths in root, then iterate over all layers, and their paths
# 2. Some magic with xpath? (would this limit us to specific node types?)
objlist = []
for id_, node in self.selected.iteritems():
transform = node.get('transform')
if transform:
transform = simpletransform.parseTransform(transform)
item = (id_, self.get_start_end(node, transform))
objlist.append(item)
# sort / order the objects
sort_order, air_distance_default, air_distance_ordered = find_ordering_naive(
objlist)
air_distance_default = float(air_distance_default)
air_distance_ordered = float(air_distance_ordered)
for id_ in sort_order:
# There's some good magic here, that you can use an
# object id to index into self.selected. Brilliant!
self.current_layer.append(self.selected[id_])
if air_distance_default > 0: # don't divide by zero. :P
improvement_pct = 100 * (
(air_distance_default - air_distance_ordered) /
air_distance_default)
inkex.errormsg(
gettext.gettext(
"Selected paths have been reordered and optimized for quicker EggBot plotting.\n\n"
"Original air-distance: {0:f}\n"
"Optimized air-distance: {1:f}\n"
"Distance reduced by: {2:1.2f}%\n\n"
"Have a nice day!".format(air_distance_default,
air_distance_ordered,
improvement_pct)))
else:
inkex.errormsg(
gettext.gettext(
"Unable to start. Please select multiple distinct paths. :)"
))
def __init__(self, layerElement):
'''
'''
transform = layerElement.get( "transform" )
if not transform is None:
matrix = simpletransform.parseTransform( transform )
dx = matrix[ 0 ][ 2 ]
dy = matrix[ 1 ][ 2 ]
else:
dx = 0
dy = 0
self._transformX = dx
self._transformY = dy
def getPaths(layer,flat=1.0):
"return list of lists of float pairs"
paths = []
for item in layer.getchildren():
if item.tag == inkex.addNS('g', 'svg'):
transform = simpletransform.parseTransform(item.get('transform'))
for i in item.getchildren():
if i.tag == inkex.addNS('path','svg'):
paths.append(Path(i, flat, transform))
if item.tag == inkex.addNS('path','svg'):
paths.append(Path(item, flat))
return paths
def rect_bounding_box(rect, box=None):
"""Get the bounding box of an SVG rectangle.
:param rect: The XML node defining the object.
:param box: The existing :class:`bounds.BoundingBox` if available.
:return: A :class:`bounds.BoundingBox` encompassing the object.
"""
# Get the position and dimension of the rectangle
x = float(rect.get('x', 0))
y = float(rect.get('y', 0))
width = float(rect.get('width'))
height = float(rect.get('height'))
# Width and height can't be negative
if width < 0:
raise ValueError(_('Width of rect object cannot be negative.'))
if height < 0:
raise ValueError(_('Height of rect object cannot be negative.'))
# Width or height of zero disables rendering
if width == 0 or height == 0:
return box
# Create the four points
bl = [x, y]
br = [x + width, y]
tr = [x + width, y + height]
tl = [x, y + height]
# Get the transform
transform = rect.get('transform', None)
if transform:
transform = simpletransform.parseTransform(transform)
simpletransform.applyTransformToPoint(transform, bl)
simpletransform.applyTransformToPoint(transform, br)
simpletransform.applyTransformToPoint(transform, tr)
simpletransform.applyTransformToPoint(transform, tl)
# Extend the box
if box is None:
box = BoundingBox(bl[0], bl[0], bl[1], bl[1])
else:
box.extend(bl)
box.extend(br)
box.extend(tr)
box.extend(tl)
# And done.
return box
def handleViewBox( self ): ''' Set up the document-wide transform in the event that the document has an SVG viewbox ''' if self.getDocProps(): viewbox = self.document.getroot().get( 'viewBox' ) if viewbox: vinfo = viewbox.strip().replace( ',', ' ' ).split( ' ' ) if ( vinfo[2] != 0 ) and ( vinfo[3] != 0 ): sx = self.docWidth / float( vinfo[2] ) sy = self.docHeight / float( vinfo[3] ) self.docTransform = simpletransform.parseTransform( 'scale(%f,%f)' % (sx, sy) )
