from tkinter import *
import originpro as op

def update1(event):
    gl = op.find_graph()[0]
    gl.set_int("cmap.transparency", event)
    
def update2(event):
    gl = op.find_graph()[1]
    gl.set_int("cmap.transparency", event)
    
parent = Tk()
parent.geometry("220x120")
sli1 = Scale(parent, from_=0, to=100, tickinterval=20, length= 200, orient=HORIZONTAL, command=update1)
sli2 = Scale(parent, from_=0, to=100, tickinterval=20, length= 200, orient=HORIZONTAL, command=update2)

sli1.pack()
sli2.pack()
mainloop()

from tkinter import *
import originpro as op

def update(event):
    global prev
    gl = op.find_graph()[prev]
    gl.set_int("TRANSPARENCY", 100) 
    
    cur = int(event) - 1
    gl = op.find_graph()[cur]
    gl.set_int("TRANSPARENCY", 0)   
    prev = cur
    
prev = 0
parent = Tk()
parent.geometry("520x80")
sli1 = Scale(parent, from_=0, to=16, tickinterval=4, length= 500, orient=HORIZONTAL, command=update)
sli1.pack()
mainloop()

from tkinter import *
import originpro as op

def update(event):
    gl = op.find_graph()[0]
    gl.set_int("TRANSPARENCY", event)   

parent = Tk()
parent.geometry("520x80")
sli1 = Scale(parent, from_=0, to=100, tickinterval=25, length= 500, orient=HORIZONTAL, command=update)
sli1.pack()
mainloop()

quote:

---

Originally posted by cpyang

This can be done if can call LT from Python which in turn call an Origin C function. See

https://my.originlab.com/forum/topic.asp?TOPIC_ID=46189


We currently don't have built-in GUI support in originpro package.

CP

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