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import new_plot
pyPlot = new_plot
from Numeric import *
from numpy.lib.scimath import *
def _intialize():
global _figure; global _active
_figure = [pyPlot.Plot()]
_active = _figure[-1]
_intialize()
def _validate_active():
global _figure; global _active
if _active.valid(): return
try: _figure.remove(_active)
except ValueError: pass
try:
_active = _figure[-1]
_validate_active()
except IndexError: _intialize()
def figure(which_one = None):
global _figure; global _active
if which_one is None:
_figure.append(pyPlot.Plot())
_active = _figure[-1]
else:
try: _figure.index(which_one)
except ValueError: _figure.append(which_one)
_active = which_one
def current():
_validate_active()
return _active
def close(which_one = None):
global _figure; global _active
if which_one is None:
_active.close()
try: _active = _figure[-1]
except IndexError: _intialize()
elif which_one == 'all':
for fig in _figure: fig.close()
_intialize()
else:
try:
_figure.remove(which_one)
which_one.close()
except ValueError:
which_one.close()
if _active == which_one:
try: _active = _figure[-1]
except IndexError: _intialize()
def cmp_imag(x,y):
if x.real == y.real and x.imag == y.imag: return 0
if x.real <= y.real: return -1
if x.real>= y.real: return 1
def zplane(data,title=None, style = 19):
data = asarray(data,Complex)
xmin = floor(min(data.real))
xmax = ceil(max(data.real))
ymin = floor(min(data.imag))
ymax = ceil(max(data.imag))
if(ymax - ymin) == 0:
ymax = xmax
ymin = xmin
if(xmax - xmin) == 0:
xmax = ymax
xmin = ymin
if xmax < 1.: xmax = 1.
if ymax < 1.: ymax = 1.
if xmin > -1.: xmin = -1.
if ymin > -1.: ymin = -1.
t = arange(100)*2*pi/100.-pi
_active.plot(sin(t),cos(t),'notitle w l lt 0')
_active.hold('on')
_active.plot([xmin,xmax],[0.,0.],'notitle w l lt 0')
_active.plot([0.,0.],[ymin,ymax],'notitle w l lt 0')
if title:
_active.plot(data.real,data.imag, 'title "%s"w p pt %d ps 3' % (title,style))
else:
_active.plot(data.real,data.imag, 'notitle w p pt %d ps 3' % (title,style))
rr = array(data).tolist()
rr.sort(cmp_imag)
SMALL = 1e-2
for i in rr:
count = 0
for j in rr:
if abs(i-j) < SMALL: count = count + 1
#print i.real, i.imag, count
if count > 1:
xpos = 1.03 *(( i.real - xmin) / (xmax - xmin))
ypos = 1.03 *((i.imag - ymin) / (ymax - ymin))
_active.text((xpos,ypos),"%d"%count)
_active.xaxis([xmin,xmax])
_active.yaxis([ymin,ymax])
_active._send('set size ratio %f' % ((ymax-ymin)/(xmax-xmin)))
_active.hold('off')
_active.grid('off')
def plot(*data):
_validate_active()
apply(_active.plot,data)
def polar(*data):
_validate_active()
apply(_active.polar,data)
def autoscale():
_validate_active()
_active.autoscale()
def logx(st='on'):
_validate_active()
_active.logx(st)
def logy(st='on'):
_validate_active()
_active.logy(st)
def xaxis(rng):
_validate_active()
_active.xaxis(rng)
def yaxis(rng):
_validate_active()
_active.yaxis(rng)
def zaxis(rng):
_validate_active()
_active.zaxis(rng)
def raxis(rng):
_validate_active()
_active.raxis(rng)
def taxis(rng):
_validate_active()
_active.taxis(rng)
def grid(st):
_validate_active()
_active.grid(st)
def hold(st):
_validate_active()
_active.hold(st)
def title(t):
_validate_active()
_active.title(t)
def xtitle(t):
_validate_active()
_active.xtitle(t)
def ytitle(t):
_validate_active()
_active.ytitle(t)
def ztitle(t):
_validate_active()
_active.ztitle(t)
def text(xyz,*t):
_validate_active()
apply(_active.text,(xyz,)+t )
def label_coord(c):
_validate_active()
_active.label_coord(c)
def legend(cmd=''):
_validate_active()
_active.legend(cmd)
#3d plotting stuff
def surf(*data):
_validate_active()
apply(_active.surf,data)
def plot3d(*data):
_validate_active()
apply(_active.plot3d,data)
def mapping(val):
_validate_active()
_active.mapping(val)
def angles(val):
_validate_active()
_active.angles(val)
def view(val):
_validate_active()
_active.view(val)
def ticlevel(val):
_validate_active()
_active.ticlevel(val)
def hidden(val):
_validate_active()
_active.hidden(val)
def output(filename,type,options = ''):
_validate_active()
_active.output(filename,type,options)
def png(filename):
_validate_active()
_active.png(filename)
def save(filename):
_validate_active()
_active.png(filename)
def size(size=(1.,1.)):
_validate_active()
_active.size(size)
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