Cura/gui/printWindow.py

   1 from __future__ import absolute_import\r
   2 import __init__\r
   3 \r
   4 import wx, threading\r
   5 \r
   6 from gui import machineCom\r
   7 from gui import icon\r
   8 from util import gcodeInterpreter\r
   9 \r
  10 printWindowHandle = None\r
  11 \r
  12 def printFile(filename):\r
  13         global printWindowHandle\r
  14         if printWindowHandle == None:\r
  15                 printWindowHandle = printWindow()\r
  16         printWindowHandle.Show(True)\r
  17         printWindowHandle.Raise()\r
  18         printWindowHandle.LoadGCodeFile(filename)\r
  19 \r
  20 class printWindow(wx.Frame):\r
  21         "Main user interface window"\r
  22         def __init__(self):\r
  23                 super(printWindow, self).__init__(None, -1, title='Printing')\r
  24                 self.machineCom = None\r
  25                 self.machineConnected = False\r
  26                 self.thread = None\r
  27                 self.gcodeList = None\r
  28                 self.printIdx = None\r
  29                 self.bufferLineCount = 4\r
  30                 self.sendCnt = 0\r
  31 \r
  32                 #self.SetIcon(icon.getMainIcon())\r
  33                 \r
  34                 self.SetSizer(wx.BoxSizer())\r
  35                 self.panel = wx.Panel(self)\r
  36                 self.GetSizer().Add(self.panel, 1, flag=wx.EXPAND)\r
  37                 self.sizer = wx.GridBagSizer(2, 2)\r
  38                 self.panel.SetSizer(self.sizer)\r
  39                 \r
  40                 sb = wx.StaticBox(self.panel, label="Statistics")\r
  41                 boxsizer = wx.StaticBoxSizer(sb, wx.VERTICAL)\r
  42                 self.statsText = wx.StaticText(self.panel, -1, "Filament: #.##m #.##g\nPrint time: ##:##")\r
  43                 boxsizer.Add(self.statsText, flag=wx.LEFT, border=5)\r
  44                 \r
  45                 self.sizer.Add(boxsizer, pos=(0,0), span=(4,1), flag=wx.EXPAND)\r
  46                 \r
  47                 self.connectButton = wx.Button(self.panel, -1, 'Connect')\r
  48                 self.loadButton = wx.Button(self.panel, -1, 'Load GCode')\r
  49                 self.printButton = wx.Button(self.panel, -1, 'Print GCode')\r
  50                 self.cancelButton = wx.Button(self.panel, -1, 'Cancel print')\r
  51                 self.progress = wx.Gauge(self.panel, -1)\r
  52                 self.sizer.Add(self.connectButton, pos=(0,1))\r
  53                 self.sizer.Add(self.loadButton, pos=(1,1))\r
  54                 self.sizer.Add(self.printButton, pos=(2,1))\r
  55                 self.sizer.Add(self.cancelButton, pos=(3,1))\r
  56                 self.sizer.Add(self.progress, pos=(4,0), span=(1,2), flag=wx.EXPAND)\r
  57                 self.sizer.AddGrowableRow(3)\r
  58                 self.sizer.AddGrowableCol(0)\r
  59                 \r
  60                 self.Bind(wx.EVT_CLOSE, self.OnClose)\r
  61                 self.connectButton.Bind(wx.EVT_BUTTON, self.OnConnect)\r
  62                 self.loadButton.Bind(wx.EVT_BUTTON, self.OnLoad)\r
  63                 self.printButton.Bind(wx.EVT_BUTTON, self.OnPrint)\r
  64                 self.cancelButton.Bind(wx.EVT_BUTTON, self.OnCancel)\r
  65                 \r
  66                 self.Layout()\r
  67                 self.Fit()\r
  68                 self.Centre()\r
  69                 \r
  70                 self.UpdateButtonStates()\r
  71                 self.UpdateProgress()\r
  72         \r
  73         def UpdateButtonStates(self):\r
  74                 self.connectButton.Enable(not self.machineConnected)\r
  75                 self.loadButton.Enable(self.printIdx == None)\r
  76                 self.printButton.Enable(self.machineConnected and self.gcodeList != None and self.printIdx == None)\r
  77                 self.cancelButton.Enable(self.printIdx != None)\r
  78         \r
  79         def UpdateProgress(self):\r
  80                 status = ""\r
  81                 if self.printIdx == None:\r
  82                         self.progress.SetValue(0)\r
  83                 else:\r
  84                         self.progress.SetValue(self.printIdx)\r
  85                         status += 'Line: %d/%d\n' % (self.printIdx, len(self.gcodeList))\r
  86                 self.statsText.SetLabel(status)\r
  87         \r
  88         def OnConnect(self, e):\r
  89                 if self.machineCom != None:\r
  90                         self.machineCom.close()\r
  91                         self.thread.join()\r
  92                 self.machineCom = machineCom.MachineCom()\r
  93                 self.thread = threading.Thread(target=self.PrinterMonitor)\r
  94                 self.thread.start()\r
  95                 self.UpdateButtonStates()\r
  96         \r
  97         def OnLoad(self, e):\r
  98                 pass\r
  99         \r
 100         def OnPrint(self, e):\r
 101                 if not self.machineConnected:\r
 102                         return\r
 103                 if self.gcodeList == None:\r
 104                         return\r
 105                 if self.printIdx != None:\r
 106                         return\r
 107                 self.printIdx = 1\r
 108                 self.sendLine(0)\r
 109                 self.sendCnt = self.bufferLineCount\r
 110                 self.UpdateButtonStates()\r
 111         \r
 112         def OnCancel(self, e):\r
 113                 self.printIdx = None\r
 114                 self.UpdateButtonStates()\r
 115         \r
 116         def OnClose(self, e):\r
 117                 global printWindowHandle\r
 118                 printWindowHandle = None\r
 119                 if self.machineCom != None:\r
 120                         self.machineCom.close()\r
 121                         self.thread.join()\r
 122                 self.Destroy()\r
 123 \r
 124         def LoadGCodeFile(self, filename):\r
 125                 gcodeList = ["M110"]\r
 126                 for line in open(filename, 'r'):\r
 127                         if ';' in line:\r
 128                                 line = line[0:line.find(';')]\r
 129                         line = line.strip()\r
 130                         if len(line) > 0:\r
 131                                 gcodeList.append(line)\r
 132                 gcode = gcodeInterpreter.gcode()\r
 133                 gcode.loadList(gcodeList)\r
 134                 print gcode.extrusionAmount\r
 135                 print gcode.totalMoveTimeMinute\r
 136                 print "Loaded: %s (%d)" % (filename, len(gcodeList))\r
 137                 self.progress.SetRange(len(gcodeList))\r
 138                 self.gcodeList = gcodeList\r
 139                 self.UpdateButtonStates()\r
 140                 self.UpdateProgress()\r
 141 \r
 142         def sendLine(self, lineNr):\r
 143                 if lineNr >= len(self.gcodeList):\r
 144                         return\r
 145                 checksum = reduce(lambda x,y:x^y, map(ord, "N%d%s" % (lineNr, self.gcodeList[lineNr])))\r
 146                 self.machineCom.sendCommand("N%d%s*%d" % (lineNr, self.gcodeList[lineNr], checksum))\r
 147 \r
 148         def PrinterMonitor(self):\r
 149                 skipCount = 0\r
 150                 while True:\r
 151                         line = self.machineCom.readline()\r
 152                         if line == None:\r
 153                                 self.machineConnected = False\r
 154                                 wx.CallAfter(self.UpdateButtonState)\r
 155                                 return\r
 156                         if self.machineConnected:\r
 157                                 while self.sendCnt > 0:\r
 158                                         self.sendLine(self.printIdx)\r
 159                                         self.printIdx += 1\r
 160                                         self.sendCnt -= 1\r
 161                         elif line.startswith("start"):\r
 162                                 self.machineConnected = True\r
 163                                 wx.CallAfter(self.UpdateButtonState)\r
 164                         if self.printIdx != None:\r
 165                                 if line.startswith("ok"):\r
 166                                         if skipCount > 0:\r
 167                                                 skipCount -= 1\r
 168                                         else:\r
 169                                                 self.sendLine(self.printIdx)\r
 170                                                 self.printIdx += 1\r
 171                                                 wx.CallAfter(self.UpdateProgress)\r
 172                                 elif "resend" in line.lower() or "rs" in line:\r
 173                                         try:\r
 174                                                 lineNr=int(line.replace("N:"," ").replace("N"," ").replace(":"," ").split()[-1])\r
 175                                         except:\r
 176                                                 if "rs" in line:\r
 177                                                         lineNr=int(line.split()[1])\r
 178                                         self.printIdx = lineNr\r
 179                                         #we should actually resend the line here, but we also get an "ok" for each error from Marlin. And thus we'll resend on the OK.\r