def eventFilter(self, ob, ev):
if (hasattr(plplot, "semaphore")):
if (plplot.owner is not self):
plplot.semaphore.acquire()
plplot.owner = self
plplot.plsstrm(self.ipls)
print " intercettato event ", ev.type()
if (self.count == 1):
self.Init()
self.is_created = 1
self.count = 2
if (self.is_created):
print " EVENTO = ", ev.type(), " ", qt.QEvent.Resize
if (ev.type() == qt.QEvent.Paint):
plplot_widget.plexpose()
timer = qt.QTimer(self)
self.connect(timer, qt.SIGNAL("timeout()"), self.exposeQUIET)
timer.start(0, 1)
return 1
elif (ev.type() == qt.QEvent.Resize):
print " RESIZE "
self.resizeQUIET()
return 1
else:
if (ev.type() == 12):
plplot_widget.plexpose()
if (hasattr(plplot, "semaphore")):
plplot.semaphore.release()
return 0
def eventFilter(self,ob,ev):
if(hasattr(plplot,"semaphore")):
if(plplot.owner is not self):
plplot.semaphore.acquire()
plplot.owner=self
plplot.plsstrm(self.ipls)
print " intercettato event ", ev.type()
if(self.count==1):
self.Init()
self.is_created=1
self.count=2
if(self.is_created):
print " EVENTO = ",ev.type() , " ", qt.QEvent.Resize
if(ev.type()==qt.QEvent.Paint):
plplot_widget.plexpose()
timer = qt.QTimer( self )
self.connect( timer, qt.SIGNAL("timeout()"), self.exposeQUIET)
timer.start( 0, 1)
return 1
elif(ev.type()==qt.QEvent.Resize):
print " RESIZE "
self.resizeQUIET()
return 1
else:
if(ev.type()==12) :
plplot_widget.plexpose();
if(hasattr(plplot,"semaphore")):
plplot.semaphore.release()
return 0
def resizeQUIET(self):
if (hasattr(plplot, "semaphore")):
if (plplot.owner is not self):
plplot.semaphore.acquire()
plplot.owner = self
plplot.plsstrm(self.ipls)
plplot_widget.plresize(self.width(), self.height())
if (hasattr(plplot, "semaphore")):
plplot.semaphore.release()
def exposeQUIET(self):
if (hasattr(plplot, "semaphore")):
if (plplot.owner is not self):
plplot.semaphore.acquire()
plplot.owner = self
plplot.plsstrm(self.ipls)
plplot_widget.plexpose()
if (hasattr(plplot, "semaphore")):
plplot.semaphore.release()
def resizeQUIET(self):
if(hasattr(plplot,"semaphore")):
if(plplot.owner is not self):
plplot.semaphore.acquire()
plplot.owner=self
plplot.plsstrm(self.ipls)
plplot_widget.plresize(self.width(), self.height())
if(hasattr(plplot,"semaphore")):
plplot.semaphore.release()
def exposeQUIET(self):
if(hasattr(plplot,"semaphore")):
if(plplot.owner is not self):
plplot.semaphore.acquire()
plplot.owner=self
plplot.plsstrm(self.ipls)
plplot_widget.plexpose()
if(hasattr(plplot,"semaphore")):
plplot.semaphore.release()
def __getattr__(self, name):
if name in dir(plplot):
# Select the stream
Nstream = self.get_stream_number()
plplot.plsstrm(Nstream)
# Return the plplot function to call
return eval('plplot.' + name)
else:
msg = "'Canvas' object has no attribute '%s'" % (name)
raise exceptions.AttributeError, msg
def __getattr__(self, name):
# Select the stream
Nstream = self.get_stream_number()
plplot.plsstrm(Nstream)
# Try to get the function using all of the available prefixes
if 'pl' + name in dir(plplot):
return eval('plplot.' + 'pl' + name)
elif '' + name in dir(plplot):
return eval('plplot.' + '' + name)
elif 'pl_' + name in dir(plplot):
return eval('plplot.' + 'pl_' + name)
else:
msg = "'Canvas' object has no attribute '%s'" % (name)
raise exceptions.AttributeError, msg
def set_stream(self):
plplot.plsstrm(self.ipls)
def main(w):
geometry_master = "500x410+100+200"
geometry_slave = "500x410+650+200"
driver = w.plgdev()
(fam, num, bmax) = w.plgfam()
print "Demo of multiple output streams via the %s driver." % driver
print "Running with the second stream as slave to the first."
print ""
# Set up the first stream.
w.plsetopt("geometry", geometry_master)
w.plsdev(driver)
w.plssub(2, 2)
w.plinit()
# Start next stream.
w.plsstrm(1)
# Turn off pause to make this a slave (must follow master)
w.plsetopt("geometry", geometry_slave)
w.plspause(0)
w.plsdev(driver)
w.plsfam(fam, num, bmax)
w.plsetopt("fflen", "2")
w.plinit()
# Set up the data & plot
# Original case
w.plsstrm(0)
xscale = 6.
yscale = 1.
xoff = 0.
yoff = 0.
plot1(w, xscale, yscale, xoff, yoff)
# Set up the data & plot
xscale = 1.
yscale = 1.e+6
plot1(w, xscale, yscale, xoff, yoff)
# Set up the data & plot
xscale = 1.
yscale = 1.e-6
digmax = 2
w.plsyax(digmax, 0)
plot1(w, xscale, yscale, xoff, yoff)
# Set up the data & plot
xscale = 1.
yscale = 0.0014
yoff = 0.0185
digmax = 5
w.plsyax(digmax, 0)
plot1(w, xscale, yscale, xoff, yoff)
# To slave
# The w.pleop() ensures the eop indicator gets lit.
w.plsstrm(1)
plot4(w)
w.pleop()
# Back to master
w.plsstrm(0)
plot2(w)
plot3(w)
# To slave
w.plsstrm(1)
plot5(w)
w.pleop()
# Back to master to wait for user to advance
w.plsstrm(0)
w.pleop()
def set_stream(self):
plplot.plsstrm(self.ipls)