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fakedac.py
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/
fakedac.py
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from Tkinter import *
import SocketServer
import threading
from walldriver import PANEL_NUM
import time
MAX_REFRESH_RATE = 15
WALL_Y_MAX = 32600
WALL_Y_MIN = -32600
WALL_X_MAX = 32600
WALL_X_MIN = -32600
class DACSimulator(object):
def __init__(self,host="localhost",port=7778):
# Setup TCP server
self.host = host
self.port = port
self.server = self.WallTCPServer((self.host,self.port), self.WallTCPHandler, sim=self)
#super(WallServer,self).__init__()
self.server_thread = threading.Thread(target=self.server.serve_forever)
# Setup GUI
self.master = Tk()
self.w = Canvas(self.master, width=800, height=800)
self.w.pack()
panel_w = 98
panel_h = 98
self.panels = {}
self.channels = {}
y = 1
for row in WALL_LAYOUT:
x = 1
for panel_num in row:
i = self.w.create_rectangle(x, y, x+panel_w, y+panel_h, fill='#000')
if panel_num is not None:
j = self.w.create_text(x+10,y+10,text="%s" % panel_num,fill="#FFF")
p = WallSimulator.Panel(canvas=self.w, rect=i, panel_num=panel_num)
self.panels[panel_num] = p
j = (panel_num-1)*3+1
self.channels[j] = p.r
self.master.bind('<<Channel-Update-%s>>' % j, p._update)
j = (panel_num-1)*3+2
self.channels[j] = p.g
self.master.bind('<<Channel-Update-%s>>' % j, p._update)
j = (panel_num-1)*3+3
self.channels[j] = p.b
self.master.bind('<<Channel-Update-%s>>' % j, p._update)
x += panel_w+2
y += panel_h+2
print "Built Wall GUI..."
#print "Channels..."
#print self.channels
#print "Panels..."
#print self.panels
def start(self):
print "Starting server at %s:%s..." % (self.host,self.port)
self.server_thread.start()
print "Starting GUI..."
mainloop()
print "Stopping server..."
self.server.shutdown()
class WallTCPServer(SocketServer.TCPServer):
def __init__(self,*args,**kwargs):
self.wait_time = 1/float(MAX_REFRESH_RATE)
self.sim = kwargs.pop('sim')
self.last_time = time.time()
super(WallTCPServer,self).__init__(self,*args,**kwargs)
class WallTCPHandler(SocketServer.StreamRequestHandler):
def handle(self):
if time.time() - self.server.last_time < self.server.wait_time:
return
self.server.last_time = time.time()
lines = self.rfile.readlines()
for ch,val in [line.strip().split(' ') for line in lines]:
self.server.wall.channels[int(ch)].value = int(val)
def main():
w = DACSimulator()
w.start()
if __name__ == '__main__':
main()
class WallSimulator(object):
class Channel(object):
def __init__(self,panel,channel_num):
self._value = 0
self.panel = panel
self.channel_num = channel_num
def _set_val(self,val):
if self._value != val:
self._value =val
self.panel.canvas.master.event_generate('<<Channel-Update-%s>>' % self.channel_num)
def _get_val(self):
return self._value
value = property(fget=_get_val,fset=_set_val)
class Panel(object):
def __init__(self,canvas,rect,panel_num):
self.canvas = canvas
self.rect = rect
self.r = WallSimulator.Channel(self,(panel_num-1)*3+1)
self.g = WallSimulator.Channel(self,(panel_num-1)*3+2)
self.b = WallSimulator.Channel(self,(panel_num-1)*3+3)
def _update(self,foo):
self.canvas.itemconfig(self.rect,fill='#%0.2X%0.2X%0.2X' % (self.r.value,self.g.value,self.b.value))
def __init__(self,host="localhost",port=7778):
# Setup TCP server
self.host = host
self.port = port
self.server = WallSimulator.WallTCPServer((self.host,self.port), WallSimulator.WallTCPHandler, wall=self)
#super(WallServer,self).__init__()
self.server_thread = threading.Thread(target=self.server.serve_forever)
# Setup GUI
self.master = Tk()
self.w = Canvas(self.master, width=1000, height=400)
self.w.pack()
panel_w = 98
panel_h = 98
self.panels = {}
self.channels = {}
y = 1
for row in WALL_LAYOUT:
x = 1
for panel_num in row:
i = self.w.create_rectangle(x, y, x+panel_w, y+panel_h, fill='#000')
if panel_num is not None:
j = self.w.create_text(x+10,y+10,text="%s" % panel_num,fill="#FFF")
p = WallSimulator.Panel(canvas=self.w, rect=i, panel_num=panel_num)
self.panels[panel_num] = p
j = (panel_num-1)*3+1
self.channels[j] = p.r
self.master.bind('<<Channel-Update-%s>>' % j, p._update)
j = (panel_num-1)*3+2
self.channels[j] = p.g
self.master.bind('<<Channel-Update-%s>>' % j, p._update)
j = (panel_num-1)*3+3
self.channels[j] = p.b
self.master.bind('<<Channel-Update-%s>>' % j, p._update)
x += panel_w+2
y += panel_h+2
print "Built Wall GUI..."
#print "Channels..."
#print self.channels
#print "Panels..."
#print self.panels
def start(self):
print "Starting server at %s:%s..." % (self.host,self.port)
self.server_thread.start()
print "Starting GUI..."
mainloop()
print "Stopping server..."
self.server.shutdown()
class WallTCPServer(SocketServer.TCPServer):
def __init__(self,*args,**kwargs):
self.wait_time = 1/float(MAX_REFRESH_RATE)
self.wall = kwargs.pop('wall')
self.last_time = time.time()
SocketServer.TCPServer.__init__(self,*args,**kwargs)
class WallTCPHandler(SocketServer.StreamRequestHandler):
def handle(self):
if time.time() - self.server.last_time < self.server.wait_time:
return
self.server.last_time = time.time()
lines = self.rfile.readlines()
for ch,val in [line.strip().split(' ') for line in lines]:
self.server.wall.channels[int(ch)].value = int(val)
def main():
w = WallSimulator()
w.start()
if __name__ == '__main__':
main()