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#!/usr/bin/env python
import wx
import serial
class MyForm(wx.Frame):
def __init__(self):
wx.Frame.__init__(self, None, wx.ID_ANY, "Keygrabber")
self.serial = serial.Serial('/dev/ttyACM0', 19200, timeout=1)
self.state = {
'up': False,
'down': False,
'left': False,
'right': False,
'space': False,
'c': False,
'v': False,
'escape': False,
}
# Add a panel so it looks the correct on all platforms
panel = wx.Panel(self, wx.ID_ANY)
panel.Bind(wx.EVT_KEY_DOWN, self.onKeyDown)
panel.Bind(wx.EVT_KEY_UP, self.onKeyUp)
self.send_update()
def onKeyDown(self, event):
keycode = event.GetKeyCode()
print keycode
if keycode == wx.WXK_RIGHT:
self.state['right'] = True
elif keycode == wx.WXK_LEFT:
self.state['left'] = True
elif keycode == wx.WXK_UP:
self.state['up'] = True
elif keycode == wx.WXK_DOWN:
self.state['down'] = True
elif keycode == wx.WXK_SPACE:
self.state['space'] = True
elif keycode == wx.WXK_ESCAPE:
self.state['escape'] = True
elif keycode == 67: # 'c'
self.state['c'] = True
elif keycode == 86: # 'v'
self.state['v'] = True
self.send_update()
event.Skip()
def onKeyUp(self, event):
keycode = event.GetKeyCode()
print keycode
if keycode == wx.WXK_RIGHT:
self.state['right'] = False
elif keycode == wx.WXK_LEFT:
self.state['left'] = False
elif keycode == wx.WXK_UP:
self.state['up'] = False
elif keycode == wx.WXK_DOWN:
self.state['down'] = False
elif keycode == wx.WXK_SPACE:
self.state['space'] = False
elif keycode == wx.WXK_ESCAPE:
self.state['escape'] = False
elif keycode == 67: # 'c'
self.state['c'] = False
elif keycode == 86: # 'v'
self.state['v'] = False
self.send_update()
event.Skip()
def send_update(self):
#print self.state
state_str = ''.join(map(str, map(int, [
self.state['up'],
self.state['down'],
self.state['left'],
self.state['right'],
self.state['c'],
self.state['v'],
self.state['space'],
self.state['escape'], ])))
print state_str
state_byte = chr(int(state_str, 2))
self.serial.write(state_byte)
# Run the program
if __name__ == "__main__":
app = wx.PySimpleApp()
frame = MyForm()
frame.Show()
app.MainLoop()
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