#!/usr/bin/python3

from tkinter import *
import math
from random import randint
import numpy as np

class DipoleMagnet():
  def __init__(self, EntryPos, Size, Angle, Color):
    self.radius = (Size[0] + Size[1])/2
    self.EntryPos = EntryPos
    self.Center = [ self.EntryPos[0] - self.radius * math.cos(math.radians(Angle[0])) , self.EntryPos[1] + self.radius * math.sin(math.radians(Angle[0])) ]
    self.ULC = [ self.Center[0] - Size[0], self.Center[1] - Size[0] ]
    self.ExistPos = np.array([self.Center[0] + self.radius * math.cos(math.radians(Angle[1])) , self.Center[1] - self.radius * math.sin(math.radians(Angle[1])) ])
    self.dMagnet1 = canvas.create_arc ( self.ULC[0], self.ULC[1], self.ULC[0] + 2*Size[0], self.ULC[1] + 2*Size[0], start = Angle[0], extent = Angle[1], fill = Color, outline = Color)
    self.dMagnet2 = canvas.create_arc ( self.ULC[0] + (Size[0] - Size[1]), self.ULC[1] + (Size[0] - Size[1]), self.ULC[0] + (Size[0] + Size[1]), self.ULC[1] + (Size[0] + Size[1]), start = Angle[0], extent = Angle[1], fill = 'black', outline = 'black')
  def GetExitPos(self):
    return self.ExistPos
    

class Tandem():
  def __init__(self, EntryPos, Size, Color):
    self.ULC = [EntryPos[0] - Size[0]/2, EntryPos[1] - Size[1] ]
    self.ExistPos = np.array([ EntryPos[0] , EntryPos[1] - Size[1] ])
    self.tandem1 = canvas.create_arc      (self.ULC[0], self.ULC[1]                    , self.ULC[0] + Size[0], self.ULC[1] + Size[0]             , start = 0, extent = 180, fill = Color, outline = Color)
    self.tandem2 = canvas.create_rectangle(self.ULC[0], self.ULC[1] + Size[0]/2        , self.ULC[0] + Size[0], self.ULC[1] + Size[1] - Size[0]/2 , fill = Color, outline = Color)
    self.tandem3 = canvas.create_arc      (self.ULC[0], self.ULC[1] + Size[1] - Size[0], self.ULC[0] + Size[0], self.ULC[1] + Size[1]             , start = 0, extent = -180, fill = Color, outline = Color)
  def GetExitPos(self):
    return self.ExistPos
    
class BeamRectElement():
  def __init__(self, EntryPos, Size, Angle, Color):
    self.p1 = [ EntryPos[0] - Size[0]/2 * math.cos(math.radians(Angle)), EntryPos[1] + Size[0]/2 * math.sin(math.radians(Angle))]
    self.p2 = [self.p1[0] + Size[0] * math.cos(math.radians(Angle)), self.p1[1] - Size[0] * math.sin(math.radians(Angle)) ]
    self.p3 = [self.p2[0] - Size[1] * math.sin(math.radians(Angle)), self.p2[1] - Size[1] * math.cos(math.radians(Angle)) ]
    self.p4 = [self.p3[0] - Size[0] * math.cos(math.radians(Angle)), self.p3[1] + Size[0] * math.sin(math.radians(Angle)) ]
    self.pts = [self.p1[0], self.p1[1], self.p2[0], self.p2[1], self.p3[0], self.p3[1], self.p4[0], self.p4[1] ]
    self.ExistPos = np.array([(self.p4[0] + self.p3[0])/2, (self.p4[1] + self.p3[1])/2 ])
    self.beamPipe = canvas.create_polygon(self.pts, fill = Color, width = 0)
  def GetExitPos(self):
    return self.ExistPos

class BeamFan():
  def __init__(self, EntryPos, Size, Angle, Color):
    self.beamFan = canvas.create_arc(   )

############################## Start GUI
windowSize = [3840, 1080]# 4K upper half

window = Tk(className = 'FSU Fox\'s Lab Experimental Hall')
#window.geometry("1920x1080") @ 2K
#window.geometry("3840x2160") # 4K
window.geometry(str(windowSize[0]) + "x" + str(windowSize[1])) 
window.configure(bg='black')
#window.attributes('-fullscreen', True)

canvas = Canvas(window)
canvas.configure(bg='black', bd = 0, highlightthickness=0, relief='ridge')
canvas.pack( expand = True, fill = BOTH)


#==================== interlock



#==================== Beam line

#------- source 


tandemStart = [windowSize[0] * 0.9, windowSize[1] * 0.9] # beam entry pos
tandemSize = [100, 300] # width, height
tandem  = Tandem(tandemStart, tandemSize, 'Green')

bl1 = BeamRectElement( tandem.GetExitPos() , [10, 200], 0,  'white')

bl1a = BeamRectElement( bl1.GetExitPos(), [10, 300], 0, 'grey') # beam by-pass D-1

q1 = BeamRectElement(tandem.GetExitPos() + [0, -50], [40, 30], 0, 'orange')
q2 = BeamRectElement(q1.GetExitPos() + [0, -50], [40, 30], 0, 'orange')

#-------- beam line to target room 1
dMagnetSize = [80, 20] # outer, inner radius
d1 = DipoleMagnet(bl1.GetExitPos(), dMagnetSize, [0, 90], 'Yellow')

bl2 = BeamRectElement( d1.GetExitPos(), [10, 100], 90, 'white')




#-------- beam line to target room 2
d2 = DipoleMagnet(bl1a.GetExitPos(), [80, 20], [0, 90], 'Yellow')

bl3 = BeamRectElement(d2.GetExitPos(), [10, 2000], 90, 'grey')

linac1 = BeamRectElement(d2.GetExitPos() + [-500, 0], [80, 300], 90, 'cyan')
linac2 = BeamRectElement(linac1.GetExitPos() + [-30, 0], [80, 300], 90, 'cyan')
linac3 = BeamRectElement(linac2.GetExitPos() + [-30, 0], [80, 300], 90, 'cyan')


#==================== Labels and info

label = Label(canvas, text='hahaha')
label.place(x = windowSize[0] * 0.9, y = tandemStart[1] - 100)
#label.bind('<Enter>', lambda e: label.configure(text='Moved mouse inside'))
#label.bind('<Leave>', lambda e: label.configure(text='Moved mouse outside'))



#==================== Button

exit_button = Button(canvas, text="Exit", command=window.destroy)
exit_button.place(x = windowSize[0] - 200, y = 50)




def update():
  label['text'] = "Pressure : "+ str(randint(0, 1000)) + " bar"
  window.after(1000, update) # run itself again after 1000 ms

update()

window.mainloop()