Files
@ b9174fe520c6
Branch filter:
Location: light9/light8/Xfader.py - annotation
b9174fe520c6
2.6 KiB
text/x-python
2013 readme
Ignore-this: 7db1d0fe47839f424d02e0529569907c
Ignore-this: 7db1d0fe47839f424d02e0529569907c
71489bb71528 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 e04f7b552bcd 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 45b12307c695 | from Tix import *
from __future__ import division
class Xfader(Canvas):
def __init__(self, scalelevelsIn):
global scalelevels
scalelevels=scalelevelsIn
self.checkbuttons={}
self.startcoord=None
def sub2(self,a,b):
return ( (a[0]-b[0]), (a[1]-b[1]))
def down(self,ev):
global scalelevels
self.startcoord=(ev.x,-ev.y)
self.startlevels = dict([(k,v.get()) for k,v in scalelevels.items()])
# find the channel names of the selected subs
self.onchannel = {
'x':[x for x in scalelevels.keys() if self.checkbuttons[x]['x'].get()],
'y':[x for x in scalelevels.keys() if self.checkbuttons[x]['y'].get()]
}
#self.create_line(0,0,100,100,tag='transient')
def getoriglevel(self,subname):
return self.startlevels[subname]
def up(self,ev):
self.startcoord=None
self.delete('transient')
# self.clearallbuttons()
def moved(self,ev):
if self.startcoord is None:
return
pos=(ev.x,-ev.y)
deltas= self.sub2(pos,self.startcoord)
for axis,delta in zip(('x','y'),deltas):
onchan=self.onchannel[axis]
for subn in onchan:
newlev = self.getoriglevel(subn) + 1.0*delta/75
newlev = int(newlev*1000)/1000.0
newlev = min(1.0,max(newlev,0.0))
scalelevels[subn].set( newlev )
def width(self):
return int(self['width'])
def height(self):
return int(self['height'])
def setupwidget(self,parent):
Canvas.__init__(self,parent,width=150,height=150,bg="grey40")
self.pack(side='bottom')
self.create_rectangle(5,5,self.width()-5,self.height()-5)
self.create_line(0,self.height()/2,150,self.height()/2)
self.create_line(self.width()/2,0,self.width()/2,self.height())
self.bind("<ButtonPress-1>",self.down)
self.bind("<ButtonRelease-1>",self.up)
self.bind("<B1-Motion>",self.moved)
def registerbutton(self,subname,axis,checkvar):
if subname not in self.checkbuttons:
self.checkbuttons[subname]={}
self.checkbuttons[subname][axis]=checkvar
def clearallbuttons(self, axis='both'):
for cb in self.checkbuttons.values():
if axis == 'both':
for a in cb.values():
a.set(0)
else:
cb[axis].set(0)
def grab(self,axis):
self.clearallbuttons(axis)
for n,sv in scalelevels.items():
if sv.get() and n != 'blacklight':
self.checkbuttons[n][axis].set(1)
|