![[tokkee]](http://tokkee.org/images/avatar.png){kind=avatar}
index 86da134b94eb4d6e86ecc3b2f8cf0039193486fb..7f4ffb1b053d9da620dac1ec2b33fbc677834604 100755 (executable)
import gettext
_ = gettext.gettext
+try:
+ from subprocess import Popen, PIPE
+ bsubprocess = True
+except:
+ bsubprocess = False
+
class Project(inkex.Effect):
def __init__(self):
inkex.Effect.__init__(self)
def effect(self):
if len(self.options.ids) < 2:
- inkex.errormsg(_("This extension requires two selected paths.")
- + " "
- + _("The second path must be exactly four nodes long."))
+ inkex.errormsg(_("This extension requires two selected paths. \nThe second path must be exactly four nodes long."))
exit()
-
+
#obj is selected second
obj = self.selected[self.options.ids[0]]
trafo = self.selected[self.options.ids[1]]
- if obj.tag == inkex.addNS('path','svg') and trafo.tag == inkex.addNS('path','svg'):
- #distil trafo into four node points
- trafo = cubicsuperpath.parsePath(trafo.get('d'))
- trafo = [[Point(csp[1][0],csp[1][1]) for csp in subs] for subs in trafo][0][:4]
-
- #vectors pointing away from the trafo origin
- self.t1 = Segment(trafo[0],trafo[1])
- self.t2 = Segment(trafo[1],trafo[2])
- self.t3 = Segment(trafo[3],trafo[2])
- self.t4 = Segment(trafo[0],trafo[3])
-
- #query inkscape about the bounding box of obj
- self.q = {'x':0,'y':0,'width':0,'height':0}
- file = self.args[-1]
- id = self.options.ids[0]
- for query in self.q.keys():
- f,err = os.popen3('inkscape --query-%s --query-id=%s "%s"' % (query,id,file))[1:]
- self.q[query] = float(f.read())
- f.close()
- err.close()
-
- #process path
- d = obj.get('d')
- p = cubicsuperpath.parsePath(d)
- for subs in p:
- for csp in subs:
- csp[0] = self.trafopoint(csp[0])
- csp[1] = self.trafopoint(csp[1])
- csp[2] = self.trafopoint(csp[2])
- obj.set('d',cubicsuperpath.formatPath(p))
+ if obj.get(inkex.addNS('type','sodipodi')):
+ inkex.errormsg(_("The first selected object is of type '%s'.\nTry using the procedure Path->Object to Path." % obj.get(inkex.addNS('type','sodipodi'))))
+ exit()
+ if obj.tag == inkex.addNS('path','svg') or obj.tag == inkex.addNS('g','svg'):
+ if trafo.tag == inkex.addNS('path','svg'):
+ #distil trafo into four node points
+ trafo = cubicsuperpath.parsePath(trafo.get('d'))
+ if len(trafo[0]) < 4:
+ inkex.errormsg(_("This extension requires that the second selected path be four nodes long."))
+ exit()
+ trafo = [[Point(csp[1][0],csp[1][1]) for csp in subs] for subs in trafo][0][:4]
+
+ #vectors pointing away from the trafo origin
+ self.t1 = Segment(trafo[0],trafo[1])
+ self.t2 = Segment(trafo[1],trafo[2])
+ self.t3 = Segment(trafo[3],trafo[2])
+ self.t4 = Segment(trafo[0],trafo[3])
+
+ #query inkscape about the bounding box of obj
+ self.q = {'x':0,'y':0,'width':0,'height':0}
+ file = self.args[-1]
+ id = self.options.ids[0]
+ for query in self.q.keys():
+ if bsubprocess:
+ p = Popen('inkscape --query-%s --query-id=%s "%s"' % (query,id,file), shell=True, stdout=PIPE, stderr=PIPE)
+ rc = p.wait()
+ self.q[query] = float(p.stdout.read())
+ err = p.stderr.read()
+ else:
+ f,err = os.popen3('inkscape --query-%s --query-id=%s "%s"' % (query,id,file))[1:]
+ self.q[query] = float(f.read())
+ f.close()
+ err.close()
+
+ if obj.tag == inkex.addNS("path",'svg'):
+ self.process_path(obj)
+ if obj.tag == inkex.addNS("g",'svg'):
+ self.process_group(obj)
+ else:
+ if trafo.tag == inkex.addNS('g','svg'):
+ inkex.errormsg(_("The second selected object is a group, not a path.\nTry using the procedure Object->Ungroup."))
+ else:
+ inkex.errormsg(_("The second selected object is not a path.\nTry using the procedure Path->Object to Path."))
+ exit()
+ else:
+ inkex.errormsg(_("The first selected object is not a path.\nTry using the procedure Path->Object to Path."))
+ exit()
+
+ def process_group(self,group):
+ for node in group:
+ if node.tag == inkex.addNS('path','svg'):
+ self.process_path(node)
+ if node.tag == inkex.addNS('g','svg'):
+ self.process_group(node)
+
+ def process_path(self,path):
+ d = path.get('d')
+ p = cubicsuperpath.parsePath(d)
+ for subs in p:
+ for csp in subs:
+ csp[0] = self.trafopoint(csp[0])
+ csp[1] = self.trafopoint(csp[1])
+ csp[2] = self.trafopoint(csp[2])
+ path.set('d',cubicsuperpath.formatPath(p))
def trafopoint(self,(x,y)):
#Transform algorithm thanks to Jose Hevia (freon)
e.affect()
-# vim: expandtab shiftwidth=4 tabstop=8 softtabstop=4 encoding=utf-8 textwidth=99
+# vim: expandtab shiftwidth=4 tabstop=8 softtabstop=4 fileencoding=utf-8 textwidth=99