def graph_from_svg(filename):
"""
"""
from vplants.plantgl.math import Vector2
from openalea.container import Topomesh
from openalea.svgdraw import open_svg, SVGSphere, SVGConnector
from openalea.tissueshape import edge_loop_around
mesh = Topomesh(2)
f = open_svg(filename, 'r')
sc = f.read()
f.close()
zone_pos = {}
zone_svg_id = {}
lay = sc.get_layer("zones")
for elm in lay.elements():
if isinstance(elm, SVGSphere):
cid = mesh.add_wisp(2)
zone_svg_id[elm.id()] = cid
zone_pos[cid] = Vector2(*sc.natural_pos(
*elm.scene_pos(elm.center())))
vertex_pos = {}
vertex_svg_id = {}
lay = sc.get_layer("walls")
for elm in lay.elements():
if isinstance(elm, SVGSphere):
pid = mesh.add_wisp(0)
vertex_svg_id[elm.id()] = pid
vertex_pos[pid] = Vector2(*sc.natural_pos(
*elm.scene_pos(elm.center())))
lay = sc.get_layer("walls")
for elm in lay.elements():
if isinstance(elm, SVGConnector):
eid = mesh.add_wisp(1)
mesh.link(1, eid, vertex_svg_id[elm.source()])
mesh.link(1, eid, vertex_svg_id[elm.target()])
for cid, ref_point in zone_pos.iteritems():
for eid in edge_loop_around(mesh, vertex_pos, ref_point):
mesh.link(2, cid, eid)
position = dict([(v, np.array(p)) for v, p in vertex_pos.iteritems()])
return graph_from_tissue(mesh, position)
def graph_from_svg(filename):
"""
"""
from vplants.plantgl.math import Vector2
from openalea.container import Topomesh
from openalea.svgdraw import open_svg, SVGSphere, SVGConnector
from openalea.tissueshape import edge_loop_around
mesh = Topomesh(2)
f = open_svg(filename, "r")
sc = f.read()
f.close()
zone_pos = {}
zone_svg_id = {}
lay = sc.get_layer("zones")
for elm in lay.elements():
if isinstance(elm, SVGSphere):
cid = mesh.add_wisp(2)
zone_svg_id[elm.id()] = cid
zone_pos[cid] = Vector2(*sc.natural_pos(*elm.scene_pos(elm.center())))
vertex_pos = {}
vertex_svg_id = {}
lay = sc.get_layer("walls")
for elm in lay.elements():
if isinstance(elm, SVGSphere):
pid = mesh.add_wisp(0)
vertex_svg_id[elm.id()] = pid
vertex_pos[pid] = Vector2(*sc.natural_pos(*elm.scene_pos(elm.center())))
lay = sc.get_layer("walls")
for elm in lay.elements():
if isinstance(elm, SVGConnector):
eid = mesh.add_wisp(1)
mesh.link(1, eid, vertex_svg_id[elm.source()])
mesh.link(1, eid, vertex_svg_id[elm.target()])
for cid, ref_point in zone_pos.iteritems():
for eid in edge_loop_around(mesh, vertex_pos, ref_point):
mesh.link(2, cid, eid)
position = dict([(v, np.array(p)) for v, p in vertex_pos.iteritems()])
return graph_from_tissue(mesh, position)
def writesc (sc, filename) :
f = open_svg(filename,'w')
f.write(sc)
f.close()
def loadsc (filename) :
f = open_svg(filename,'r')
sc = f.read()
f.close()
return sc,
from openalea.svgdraw import open_svg
f = open_svg("test_path.svg",'r')
sc = f.read()
f.close()
pth = sc.get_by_id("path0000")
print pth
pts = tuple(pth.polyline_ctrl_points() )
for pt in pts :
print pt,pth.scene_pos(pt)
def writesc(sc, filename):
f = open_svg(filename, 'w')
f.write(sc)
f.close()
def loadsc(filename):
f = open_svg(filename, 'r')
sc = f.read()
f.close()
return sc,
